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City · 7,040 residents · McHenry County, Illinois

Marengo , Illinois

In Marengo, a typical home is worth $229,900 and typical rent is $1,176 a month. Compared with all of McHenry County, typical household income is 30% lower, the typical home value is 25% lower, and the share of households that own their home is 20 points lower.

Marengo in numbers

  • Typical home value

    $229,900

    25% below the county

    13% below Illinois

    • Marengo
    • McHenry
    • Illinois
  • Typical rent

    $1,176a month

    16% below the county

    8% below Illinois

    • Marengo
    • McHenry
    • Illinois
  • Typical household income

    $73,523a year

    30% below the county

    12% below Illinois

    • Marengo
    • McHenry
    • Illinois
  • Households that own their home

    63%

    20 points below the county

    4 points below Illinois

    • Marengo
    • McHenry
    • Illinois

Source: U.S. Census Bureau, Average 2020–2024

Market now, with Zillow data

Zillow data
Typical home value
$367,952
6.7% more than 12 months ago
Typical home value from Zillow, September 2021 to September 2026: from $258,928 to $367,952.

From Zillow (ZHVI), September 2026. The Census figures above are 5-year averages (2020–2024).

Marengo is in McHenry County. The FHA loan limit ($541,287 for a one-unit home), the fair market rents and the help on this page are those of all of McHenry County. See the county

Data updated: October 1, 2026 11 official sources

Only here

What sets Marengo apart

What this place has that others do not, from public data, most unusual first.

  1. 63% of households in Marengo own their home, against 83% in McHenry County.

  2. The typical household income in Marengo is $73,523, 30% less than in McHenry County as a whole ($104,802).

  3. Nearby, in Harvard, the typical home value is $175,400: 24% less than in Marengo ($229,900).

  4. The typical home in Marengo is worth $229,900, 25% less than in McHenry County as a whole ($308,100).

  5. Nearby, in Genoa, the typical rent is $940: 20% less than in Marengo ($1,176).

  6. The typical rent in Marengo is $1,176 a month, 16% less than in McHenry County as a whole ($1,401).

Sources: U.S. Census Bureau (Average 2020–2024).

The homes here

Housing in Marengo

What homes there are in Marengo, what they cost, how that changed and how people live, from Census figures (2020–2024).

What homes there are

U.S. Census Bureau, ACS 5-year, 2020–2024

Kind of home
Kind of home: Marengo and its comparisons
MeasureMarengoMcHenry CountyIllinoisUnited States
Detached house 59%77%58%61%
Attached house Unreliable estimate10%6%6%
Building of 2 to 4 10%4%12%8%
Apartments (5 or more) Unreliable estimate8%22%19%
Mobile home Unreliable estimate1%2%6%
Boat, RV and other Unreliable estimateUnreliable estimate0%0%

The detached house is still the most common home in Marengo, but it weighs less than in McHenry County: 59% against 77%.

Year built
Year built: Marengo and its comparisons
MeasureMarengoMcHenry CountyIllinoisUnited States
Before 1960 30%18%38%26%
1960–1979 24%20%26%24%
1980–1999 25%36%20%25%
2000–2009 17%20%11%14%
2010 or later Unreliable estimate6%6%11%

All homes, occupied or empty. A figure the Census cannot measure precisely enough here is not shown.

Census tables: B25024, B25034, B25035, B25041

What it costs here

U.S. Census Bureau, ACS 5-year, 2020–2024

Value of owner-occupied homes
Value of owner-occupied homes: Marengo and its comparisons
MeasureMarengo
Under $100K Unreliable estimate
$100K–$200K 23%
$200K–$300K 46%
$300K–$500K 23%
$500K–$750K Unreliable
$750K–$1M Unreliable estimate
$1M or more Unreliable
Monthly rent with utilities
Monthly rent with utilities: Marengo and its comparisons
MeasureMarengo
Under $500 Unreliable estimate
$500–$999 Unreliable estimate
$1,000–$1,499 54%
$1,500–$1,999 Unreliable estimate
$2,000–$2,499 Unreliable estimate
$2,500–$2,999 Unreliable estimate
$3,000 or more Unreliable

With a mortgage

$1,648 a month

McHenry County: $2,137 a month

Without a mortgage

$851 a month

McHenry County: $945 a month

Owners with a mortgage

58%

McHenry County: 68%

The typical cost for an owner with a mortgage in Marengo is $1,648 a month, less than in McHenry County ($2,137); without one, $851.

Value: what owners think their home is worth. Rent: rent plus utilities, for homes of every size. The FHA limit is the most an FHA loan (Federal Housing Administration) lends for a one-unit home; the fair market rent (FMR) is the one HUD uses for housing vouchers.

Census tables: B25075, B25063, B25088, B25081

How it changed

U.S. Census Bureau, ACS 5-year, 2015–2019 and 2020–2024

Change since 2015–2019
Change since 2015–2019: Marengo and its comparisons
MeasureMarengoMcHenry CountyIllinoisUnited States
Typical home value +49%+37%+35%+53%
Typical rent +29%+17%+26%+33%
Typical household income No clear change+21%+27%+29%

Since 2015–2019, homes in Marengo gained value faster than in McHenry County: 49% against 37%.

Rents in Marengo rose faster than in McHenry County: 29% since 2015–2019, against 17%.

Change between two 5-year periods that do not overlap, in each period's dollars, not adjusted for inflation.

Census tables: B25077, B25064, B19013

How people live

U.S. Census Bureau, ACS 5-year, 2020–2024

How people live: Marengo and its comparisons
MeasureMarengoMcHenry CountyIllinoisUnited States
Rental vacancy Unreliable estimate2.9%5.0%5.5%
Homeowner vacancy Unreliable estimate0.5%1.0%0.9%
More than one person per room Unreliable estimate1.5%2.5%3.4%
People per household 2.572.642.462.53
Drive alone 80%73%66%69%
Carpool Unreliable estimate8%8%9%
Public transit Unreliable estimate1%6%3%
Walk or bike Unreliable estimate1%3%3%
Work from home 8%16%16%15%
Other means Unreliable estimate1%1%2%
Typical commute Unreliable estimate20 to 29 minutes20 to 29 minutes20 to 29 minutes

By size, households in Marengo look like those in McHenry County: 2.57 people on average.

In Marengo, 80% of workers drive alone to work; in McHenry County, 73%.

Vacancy: empty homes offered for rent or for sale. Rooms: every room in the home, not only bedrooms. Commute: the minute range of the typical worker.

Census tables: B25004, B25003, B25014, B25010, B08301, B08303

Do the math

What would you pay each month for a home in Marengo?

A typical home is tight for the typical income

We start with a typical home in Marengo, worth $229,900, an FHA loan with 3.5% down and the latest average rate (7.18%). That payment would take 35% of the typical household income in Marengo, which is $73,523 a year. For that payment to be 28% of income, a household would need to earn about $92,721 a year.

The calculator's FHA and conventional loan limits are those of all of McHenry County.

Your numbers

Local data
$

Starts at the typical home value in Marengo. Change it to the price you have in mind.

Loan type
Your credit score

Your score changes which loans apply and FHA's minimum down payment. Your real rate also depends on your credit.

Down payment
%

That is $8,047 (3.5% of the price). The usual minimum for this loan is 3.5%.

This week's average ± a quarter or half point.

Term

National average as of November 5, 2026 (Freddie Mac); your rate may be different.

Adjust advanced details

Estimated monthly payment

Local data

$2,164

at 7.18% · 30 years

Loan amount
$225,735
Total interest
$324,780
Paid off in
November 2056

Includes $3,882 FHA upfront mortgage insurance premium.

Does it fit the income?

  • Comfortable

    up to $1,716 a month

  • Tight

    $1,716 to $2,206 a month

    Your payment · 35%

  • Hard

    more than $2,206 a month

Compared with the typical household income in Marengo ($73,523 a year). Reference: HUD calls paying more than 30% of income for housing a cost burden.

Show the result as
per month$2,164
Monthly payment breakdown
Principal & interest$1,529
Property tax$437
Home insurance$96
FHA mortgage insurance (MIP)$102

You need at least $8,047 for the down payment, plus closing costs.

This is an estimate to give you an idea, not a loan offer. Your real payment depends on your rate, your credit, and the insurance and taxes on the home you buy.

Total monthly payment $2,164; principal and interest $1,529.

The city and its county

Marengo and McHenry County

Marengo is in McHenry County, Illinois. The U.S. Census Bureau publishes its own numbers for the city: home values, rent, household income, how many households own their home and the property tax. They are American Community Survey estimates (average 2020–2024).

Map of McHenry County, Illinois, with Marengo marked. Around it, the neighboring counties.

Marengo's own numbers

Typical home value
$229,900
Typical monthly rent
$1,176
Typical yearly household income
$73,523
Households that own their home
63%
Effective property tax rate
2.28%

U.S. Census Bureau, American Community Survey (average 2020–2024).

Numbers for all of McHenry County

FHA limit, one-unit home
$541,287
Conventional limit, one unit
$832,750
HUD fair market rent, 2 bedrooms
$2,011
Price change over 5 years (FHFA)
+57%
Homes in a high flood-risk zone
2.9%

HUD, FHFA and FEMA don't publish these numbers by city.

Other numbers are not published by city, only for the whole county: FHA and conventional loan limits, HUD’s fair market rents, FHFA’s price index and FEMA’s flood data. On this page, those numbers always say they are for all of McHenry County.

Everything about McHenry County

Buying

Buying a home in Marengo

A typical home in Marengo is worth $229,900: 25% below the county and 13% below Illinois. With the typical household income in Marengo ($73,523 a year), a typical home costs 3.1 times what the household earns in a year.

Years of income to pay for a typical home

The typical home value divided by the typical household income for one year. The lower it is, the less buying weighs.

  • Marengo 3.1 years
  • McHenry 2.9 years
  • Illinois 3.2 years
  • United States 4.1 years
Source: U.S. Census Bureau, Average 2020–2024

How prices have changed in McHenry County

According to FHFA’s house price index, home prices in McHenry County rose 86% in the 10 years through 2025.

FHFA does not publish this index by city: these are the numbers for all of McHenry County.

Yearly change in FHFA’s price index in McHenry County, 2016 to 2025
  1. 2020: +2.0%
  2. 2021: +10.3%
  3. 2022: +14.6%
  4. 2023: +9.4%
  5. 2024: +7.4%
  6. 2025: +5.8%
Change in FHFA’s price index in McHenry County, Illinois and the United States
Period County Illinois U.S.
Last year (2025) +5.8% +5.7% +2.9%
5 years (2020–2025) +57% +47% +47%
10 years (2015–2025) +86% +65% +85%

The index follows the price of the same homes over time (sales and appraisals with Fannie Mae and Freddie Mac loans). It is not the average price of a home. FHFA considers its annual county indexes experimental. Source: FHFA, 2025 data

Marengo next to McHenry County, Illinois and the U.S.

Three numbers side by side. “Typical” means the median: half are above it and half below.

Typical home value
  • Marengo $229,900
  • McHenry $308,100
  • Illinois $263,300
  • United States $332,700
Typical monthly rent
  • Marengo $1,176
  • McHenry $1,401
  • Illinois $1,274
  • United States $1,413
Typical yearly household income
  • Marengo $73,523
  • McHenry $104,802
  • Illinois $83,390
  • United States $80,734
See the full table
Marengo next to McHenry County and Illinois
Measure Marengo McHenry County Illinois U.S.
Typical home value $229,900 25% below the county $308,100 $263,300 $332,700
Typical monthly rent $1,176 16% below the county $1,401 $1,274 $1,413
Typical yearly household income $73,523 30% below the county $104,802 $83,390 $80,734
Households that own their home 63% 20 points below the county 83% 67% 65%
Typical yearly property tax $5,234 28% below the county $7,274 $5,298 $3,119
Effective property tax rate 2.28% 0.08 points below the county 2.36% 2.01% 0.94%
Renters with high rent for their income 55% 4 points above the county 51% 48% 51%

“Typical” means the median: half are above and half are below. ▲ and ▼ say whether the city is above or below McHenry County. “High rent” is the Census measure: renter households that pay 30% or more of their income in rent.

Four ways to pay for a typical home in Marengo

For a typical $229,900 home in Marengo, at Freddie Mac's average rate (7.18% as of November 5, 2026) over 30 years. The monthly payment adds principal and interest, Marengo's typical property tax, an example home insurance and mortgage insurance when it applies.

  • FHA, 3.5% down $2,163a month

    Least cash to close
    Down payment
    $8,047
    Cash to close
    $14,944
    Rate
    7.18%
    Mortgage insurance
    FHA MIP · $102
  • Conventional, 5% down $2,121a month

    Down payment
    $11,495
    Cash to close
    $18,392
    Rate
    7.18%
    Mortgage insurance
    PMI · $109
  • Conventional, 20% down, no PMI $1,779a month

    Down payment
    $45,980
    Cash to close
    $52,877
    Rate
    7.18%
    Mortgage insurance
    None
  • ITIN, 15% down (example) $1,991a month

    Down payment
    $34,485
    Cash to close
    $41,382
    Rate
    8.18%
    Mortgage insurance
    None

The option that asks for the least cash to close is FHA, 3.5% down.

  • Cash to close = down payment plus 3% of the price in closing costs (example).
  • Minimum score: FHA requires 580 or higher for the minimum down payment (HUD Handbook 4000.1). * Fannie Mae requires 620 when a loan is underwritten by hand; its automated system has no fixed minimum.
  • The ITIN row is an example with a rate 1 percentage point higher: ITIN loans follow no federal rule and each lender sets its own down payment and rate. Nothing in this table promises an approval.

How much house can I afford? Estimate closing costs

Taxes and floods

Two costs that change from place to place

Property tax and flood insurance raise or lower what you pay each month. Here are the numbers for Marengo and for McHenry County.

Property tax

Effective rate in Marengo

2.28%of the home’s value each year

$5,234 a year for the typical owner in Marengo.

  • Marengo 2.28%
  • McHenry 2.36%
  • Illinois 2.01%

What Illinois publishes General Homestead Exemption (Illinois Department of Revenue)

Exemptions and deadlines in Illinois

Flood risk in McHenry County

FEMA does not publish these numbers by city: they are for all of McHenry County.

Homes in the high-risk zone
2.9%
3,218
Of those, with NFIP insurance
19%
Homes in the high-risk zone and with NFIP insurance: McHenry County, Illinois and the U.S.
Measure County Illinois U.S.
Homes in the high-risk zone 2.9% 1.5% 3.5%
Of those, with NFIP insurance 19% 25% 48%

Most homeowners insurance policies do not cover flood damage.

Look up your address on FEMA’s map

Renting

Renting in Marengo

Typical rent in Marengo is $1,176 a month: 16% below the county. In Marengo, 55% of renter households pay 30% or more of their income in rent.

HUD publishes a fair market rent for all of McHenry County, by unit size. To pay the 2-bedroom one ($2,011 a month) without spending more than 30% of your income, you would need to earn $38.67 an hour working full time.

HUD fair market rent for all of McHenry County

What you need to earn to pay it without spending more than 30% of income, working full time.

HUD fair market rent in McHenry County (Fiscal year 2027)
Size Fair rent a month Hourly wage Yearly income
Studio $1,678 $32.27 $67,120
1 bedroom $1,780 $34.23 $71,200
2 bedrooms $2,011 $38.67 $80,440
3 bedrooms $2,586 $49.73 $103,440
4 bedrooms $2,954 $56.81 $118,160

Includes basic utilities. It isn't the lowest or highest rent: it's a reference point. Source: HUD, Fiscal year 2027

By ZIP code

Fair market rent by ZIP code in Marengo

HUD also publishes a fair market rent for each ZIP code (Small Area FMR, fiscal year 2027). Marengo is in ZIP code 60152.

For 2 bedrooms it is $1,490: $521 less than the fair market rent for McHenry County ($2,011).

  • 60152 $1,490$1,920

1 of these ZIP codes crosses the city line: HUD sets the rent by ZIP code, not by city. A ZIP code counts for Marengo when at least 50% of its land is inside the city or it covers at least 15% of the city (Census 2020 boundaries). Source: Small Area Fair Market Rents (HUD) Fiscal year 2027 Small Area Fair Market Rents (HUD) (external site) Source: Census Bureau ZCTA-to-place relationship file Data from 2020 data Census Bureau ZCTA-to-place relationship file (external site)

Is your rent high for your ZIP?

Free help

Help to buy or rent in Marengo

You do not have to do this alone. A HUD-approved housing counseling agency helps for free or at low cost: getting ready to buy, understanding your credit, or solving a problem with your rent.

There are 2 HUD-approved agencies with an office in McHenry County; 2 say they serve in Spanish.

Two women and a girl laugh together at the bus stop.

HUD counseling is free or low-cost

Assistance programs in Marengo

No down payment, repair or rent-help program on our list is for Marengo or McHenry County. The ones below are statewide in Illinois: they work in Marengo the same as in the rest of the state.

  • IHDAccess Home

    Statewide in Illinois

    Limited funds remain, per the source

    IHDA second loan with deferred payments for first-time buyers in Illinois. Offered by Illinois Housing Development Authority (IHDA).

  • IHDAccess Forgivable

    Statewide in Illinois

    Limited funds remain, per the source

    IHDA second loan forgiven little by little over ten years, for the down payment in Illinois. Offered by Illinois Housing Development Authority (IHDA).

  • IHDAccess Deferred

    Statewide in Illinois

    Limited funds remain, per the source

    IHDA second loan with no payments until you sell or refinance, for the down payment in Illinois. Offered by Illinois Housing Development Authority (IHDA).

Housing counselors near Marengo

The HUD-approved agencies closest to the center of Marengo, in a straight line, nearest first. If one says it serves in Spanish, its card says so.

  • Consumer Credit Counseling Services of Northern Illinois

    13707 W Jackson St, Woodstock · 8 miles away · Spanish

    • Mortgage delinquency and default
    • Mortgage delinquency workshops
    • and 9 more
  • Restoration America, Inc.

    101 N Main St Ste 14, Crystal Lake · 14 miles away · Spanish

    • Mortgage delinquency and default
    • Mortgage delinquency workshops
    • and 8 more
  • Consumer Credit Counseling Services of Northern Illinois

    620 Wing St, Elgin · 21 miles away · Spanish

    • Mortgage delinquency and default
    • Mortgage delinquency workshops
    • and 10 more

Every agency in McHenry County All counseling agencies in Illinois

Help in Spanish near Marengo

3 of the 3 agencies on this list say they serve in Spanish.

Ask for service in Spanish

When you call, say “Spanish, please” or ask if someone speaks Spanish. If not, ask whether they offer an interpreter.

Housing authorities of Marengo

HUD’s record names them for Marengo or McHenry County. They run public housing or Section 8 vouchers. Ask whether their waiting list is open.

  • McHenry County Housing Authority Public housing and Section 8 vouchers (815) 338-7752

All housing agencies in Illinois Source: HUD

Cities

Other cities in McHenry County

These cities are also in McHenry County. They share its loan limits and fair market rents, but home values and rent change from one to the next.

Questions

Housing questions about Marengo

Short answers with the numbers for Marengo and all of McHenry County. If your case is different, a HUD-approved counseling agency can guide you for free or at low cost.

How much does a typical home cost in Marengo?

The typical home value in Marengo is $229,900, according to the U.S. Census Bureau (average 2020–2024). For comparison, in McHenry County it is $308,100.

How much does it cost to rent in Marengo?

Typical rent in Marengo is $1,176 a month, according to the U.S. Census Bureau. HUD’s fair market rent for 2 bedrooms in McHenry County is $2,011.

What is the FHA loan limit in Marengo?

Marengo uses the FHA limit for all of McHenry County (2026): $541,287 for a one-unit home and $1,041,125 for a four-unit home.

How much property tax do owners pay in Marengo?

The typical homeowner in Marengo pays $5,234 a year, according to the U.S. Census Bureau. That is 2.28% of the home’s value; in McHenry County, the rate is 2.36%.

Where can I find free help to buy or rent in Marengo?

There are 2 HUD-approved counseling agencies with an office in McHenry County. 2 say they serve in Spanish. They can help you get ready to buy, with your credit, or with rent.

Sources: American Community Survey (ACS) 5-year estimates (Average 2020–2024); FHA mortgage limits (HUD) (2026 data); Conforming loan limits (FHFA) (2026 data); Fair Market Rents (HUD) (Fiscal year 2027); Small Area Fair Market Rents (HUD) (Fiscal year 2027); Census Bureau ZCTA-to-place relationship file (2020 data); HUD-approved housing counseling agencies (Retrieved November 6, 2026); Public Housing Agencies (HUD) (Retrieved November 6, 2026); Freddie Mac Primary Mortgage Market Survey (PMMS) (As of November 5, 2026); FHFA House Price Index (HPI) (2025 data); Homes with flood insurance (NFIP, FEMA) (As of August 3, 2026).