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City · 5,317 residents · Grundy County, Illinois

Coal City , Illinois

In Coal City, a typical home is worth $201,600 and typical rent is $1,123 a month. Compared with all of Grundy County, the typical home value is 26% lower and typical household income is 21% lower.

Coal City in numbers

  • Typical home value

    $201,600

    26% below the county

    23% below Illinois

    • Coal City
    • Grundy
    • Illinois
  • Typical rent

    $1,123a month

    5% below the county

    12% below Illinois

    • Coal City
    • Grundy
    • Illinois
  • Typical household income

    $72,857a year

    21% below the county

    13% below Illinois

    • Coal City
    • Grundy
    • Illinois
  • Households that own their home

    77%

    2 points above the county

    10 points above Illinois

    • Coal City
    • Grundy
    • Illinois

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

Market now, with Zillow data

Zillow data
Typical home value
$274,407
4.5% more than 12 months ago
Typical home value from Zillow, September 2021 to September 2026: from $216,613 to $274,407.

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

Coal City is in Grundy 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 Grundy County. See the county

Data updated: October 1, 2026 11 official sources

Only here

What sets Coal City apart

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

  1. Nearby, in Wilmington, the typical rent is $888: 21% less than in Coal City ($1,123).

  2. The typical home in Coal City is worth $201,600, 26% less than in Grundy County as a whole ($271,700).

  3. The typical household income in Coal City is $72,857, 21% less than in Grundy County as a whole ($92,235).

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

The homes here

Housing in Coal City

What homes there are in Coal City, 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: Coal City and its comparisons
MeasureCoal CityGrundy CountyIllinoisUnited States
Detached house 72%72%58%61%
Attached house 15%9%6%6%
Building of 2 to 4 Unreliable estimate8%12%8%
Apartments (5 or more) Unreliable estimate7%22%19%
Mobile home Unreliable estimate4%2%6%
Boat, RV and other Unreliable estimateUnreliable estimate0%0%

In Coal City, 7 in 10 homes are single-family detached houses, about the same as in Grundy County.

Year built
Year built: Coal City and its comparisons
MeasureCoal CityGrundy CountyIllinoisUnited States
Before 1960 28%20%38%26%
1960–1979 20%21%26%24%
1980–1999 24%23%20%25%
2000–2009 19%25%11%14%
2010 or later Unreliable estimate11%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: Coal City and its comparisons
MeasureCoal City
Under $100K Unreliable estimate
$100K–$200K 37%
$200K–$300K 19%
$300K–$500K 28%
$500K–$750K Unreliable estimate
$750K–$1M Unreliable estimate
$1M or more Unreliable
Monthly rent with utilities
Monthly rent with utilities: Coal City and its comparisons
MeasureCoal City
Under $500 Unreliable
$500–$999 Unreliable estimate
$1,000–$1,499 Unreliable estimate
$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

$1,576 a month

Grundy County: $2,016 a month

Without a mortgage

$699 a month

Grundy County: $800 a month

Owners with a mortgage

55%

Grundy County: 67%

In Coal City, 55% of owners have a mortgage, and their typical cost is $1,576 a month, against $2,016 in Grundy County. Without one it drops to $699.

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: Coal City and its comparisons
MeasureCoal CityGrundy CountyIllinoisUnited States
Typical home value No clear change+36%+35%+53%
Typical rent No clear change+18%+26%+33%
Typical household income No clear change+19%+27%+29%

The typical home value in Coal City stayed about the same since 2015–2019: the Census sees no clear change.

Rent in Coal City moved so little since 2015–2019 that the Census cannot say whether it rose or fell.

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: Coal City and its comparisons
MeasureCoal CityGrundy CountyIllinoisUnited States
Rental vacancy Unreliable estimateUnreliable estimate5.0%5.5%
Homeowner vacancy Unreliable estimateUnreliable estimate1.0%0.9%
More than one person per room Unreliable estimate2.4%2.5%3.4%
People per household 2.532.572.462.53
Drive alone 82%82%66%69%
Carpool Unreliable estimate5%8%9%
Public transit Unreliable estimateUnreliable estimate6%3%
Walk or bike Unreliable estimate1%3%3%
Work from home Unreliable estimate10%16%15%
Other means Unreliable estimate1%1%2%
Typical commute Unreliable estimate20 to 29 minutes20 to 29 minutes20 to 29 minutes

Much as in Grundy County, a household in Coal City has 2.53 people on average.

To get to work, 82% of workers in Coal City drive alone; in Grundy County, 82%.

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 Coal City?

A typical home is tight for the typical income

We start with a typical home in Coal City, worth $201,600, an FHA loan with 3.5% down and the latest average rate (7.18%). That payment would take 31% of the typical household income in Coal City, which is $72,857 a year. For that payment to be 28% of income, a household would need to earn about $80,012 a year.

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

Your numbers

Local data
$

Starts at the typical home value in Coal City. 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 $7,056 (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

$1,867

at 7.18% · 30 years

Loan amount
$197,949
Total interest
$284,801
Paid off in
November 2056

Includes $3,405 FHA upfront mortgage insurance premium.

Does it fit the income?

  • Comfortable

    up to $1,700 a month

  • Tight

    $1,700 to $2,186 a month

    Your payment · 31%

  • Hard

    more than $2,186 a month

Compared with the typical household income in Coal City ($72,857 a year). Reference: HUD calls paying more than 30% of income for housing a cost burden.

Show the result as
per month$1,867
Monthly payment breakdown
Principal & interest$1,341
Property tax$353
Home insurance$84
FHA mortgage insurance (MIP)$89

You need at least $7,056 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 $1,867; principal and interest $1,341.

The city and its county

Coal City and Grundy County

Coal City is in Grundy 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 Grundy County, Illinois, with Coal City marked. Around it, the neighboring counties.

Coal City's own numbers

Typical home value
$201,600
Typical monthly rent
$1,123
Typical yearly household income
$72,857
Households that own their home
77%
Effective property tax rate
2.1%

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

Numbers for all of Grundy County

FHA limit, one-unit home
$541,287
Conventional limit, one unit
$832,750
HUD fair market rent, 2 bedrooms
$1,613
Price change over 5 years (FHFA)
+44%
Homes in a high flood-risk zone
3.5%

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 Grundy County.

Everything about Grundy County

Buying

Buying a home in Coal City

A typical home in Coal City is worth $201,600: 26% below the county and 23% below Illinois. With the typical household income in Coal City ($72,857 a year), a typical home costs 2.8 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.

  • Coal City 2.8 years
  • Grundy 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 Grundy County

According to FHFA’s house price index, home prices in Grundy County rose 68% in the 10 years through 2025.

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

Yearly change in FHFA’s price index in Grundy County, 2016 to 2025
  1. 2020: +2.6%
  2. 2021: +7.7%
  3. 2022: +10.4%
  4. 2023: +8.0%
  5. 2024: +5.1%
  6. 2025: +6.7%
Change in FHFA’s price index in Grundy County, Illinois and the United States
Period County Illinois U.S.
Last year (2025) +6.7% +5.7% +2.9%
5 years (2020–2025) +44% +47% +47%
10 years (2015–2025) +68% +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

Coal City next to Grundy 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
  • Coal City $201,600
  • Grundy $271,700
  • Illinois $263,300
  • United States $332,700
Typical monthly rent
  • Coal City $1,123
  • Grundy $1,177
  • Illinois $1,274
  • United States $1,413
Typical yearly household income
  • Coal City $72,857
  • Grundy $92,235
  • Illinois $83,390
  • United States $80,734
See the full table
Coal City next to Grundy County and Illinois
Measure Coal City Grundy County Illinois U.S.
Typical home value $201,600 26% below the county $271,700 $263,300 $332,700
Typical monthly rent $1,123 5% below the county $1,177 $1,274 $1,413
Typical yearly household income $72,857 21% below the county $92,235 $83,390 $80,734
Households that own their home 77% 2 points above the county 74% 67% 65%
Typical yearly property tax $4,226 22% below the county $5,420 $5,298 $3,119
Effective property tax rate 2.1% 0.11 points above the county 1.99% 2.01% 0.94%

“Typical” means the median: half are above and half are below. ▲ and ▼ say whether the city is above or below Grundy 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 Coal City

For a typical $201,600 home in Coal City, at Freddie Mac's average rate (7.18% as of November 5, 2026) over 30 years. The monthly payment adds principal and interest, Coal City's typical property tax, an example home insurance and mortgage insurance when it applies.

  • FHA, 3.5% down $1,867a month

    Least cash to close
    Down payment
    $7,056
    Cash to close
    $13,104
    Rate
    7.18%
    Mortgage insurance
    FHA MIP · $89
  • Conventional, 5% down $1,830a month

    Down payment
    $10,080
    Cash to close
    $16,128
    Rate
    7.18%
    Mortgage insurance
    PMI · $96
  • Conventional, 20% down, no PMI $1,529a month

    Down payment
    $40,320
    Cash to close
    $46,368
    Rate
    7.18%
    Mortgage insurance
    None
  • ITIN, 15% down (example) $1,716a month

    Down payment
    $30,240
    Cash to close
    $36,288
    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 Coal City and for Grundy County.

Property tax

Effective rate in Coal City

2.1%of the home’s value each year

$4,226 a year for the typical owner in Coal City.

  • Coal City 2.1%
  • Grundy 1.99%
  • Illinois 2.01%

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

Exemptions and deadlines in Illinois

Flood risk in Grundy County

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

Homes in the high-risk zone
3.5%
723
Of those, with NFIP insurance
17%
Homes in the high-risk zone and with NFIP insurance: Grundy County, Illinois and the U.S.
Measure County Illinois U.S.
Homes in the high-risk zone 3.5% 1.5% 3.5%
Of those, with NFIP insurance 17% 25% 48%

Most homeowners insurance policies do not cover flood damage.

Look up your address on FEMA’s map

Renting

Renting in Coal City

Typical rent in Coal City is $1,123 a month: 5% below the county.

HUD publishes a fair market rent for all of Grundy County, by unit size. To pay the 2-bedroom one ($1,613 a month) without spending more than 30% of your income, you would need to earn $31.02 an hour working full time.

HUD fair market rent for all of Grundy County

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

HUD fair market rent in Grundy County (Fiscal year 2027)
Size Fair rent a month Hourly wage Yearly income
Studio $1,189 $22.87 $47,560
1 bedroom $1,233 $23.71 $49,320
2 bedrooms $1,613 $31.02 $64,520
3 bedrooms $2,219 $42.67 $88,760
4 bedrooms $2,567 $49.37 $102,680

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 Coal City

HUD also publishes a fair market rent for each ZIP code (Small Area FMR, fiscal year 2027). Coal City is in ZIP code 60416.

For 2 bedrooms it is $1,540: $73 less than the fair market rent for Grundy County ($1,613).

  • 60416 $1,540$2,120

1 of these ZIP codes crosses the city line: HUD sets the rent by ZIP code, not by city. A ZIP code counts for Coal City 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 Coal City

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.

We found no HUD-approved agencies with an office in Grundy County. The nearest ones are below; many serve by phone or online.

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

HUD counseling is free or low-cost

Assistance programs in Coal City

No down payment, repair or rent-help program on our list is for Coal City or Grundy County. The ones below are statewide in Illinois: they work in Coal City 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 Coal City

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

  • Will County Center for Community Concerns

    2455 Glenwood Ave, Joliet · 19 miles away · Spanish

    • Mortgage delinquency and default
    • Mortgage delinquency workshops
    • and 5 more
  • The Neighbor Project

    32 S Broadway, Aurora · 33 miles away · Spanish

    • Mortgage delinquency and default
    • Mortgage delinquency workshops
    • and 6 more
  • Mid Central Community Action of Pontiac

    320 W Madison St, Pontiac · 33 miles away

    • Mortgage delinquency and default
    • Budget and financial counseling
    • and 4 more

All counseling agencies in Illinois

Help in Spanish near Coal City

2 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 Coal City

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

All housing agencies in Illinois Source: HUD

Cities

Other cities in Grundy County

These cities are also in Grundy 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 Coal City

Short answers with the numbers for Coal City and all of Grundy 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 Coal City?

The typical home value in Coal City is $201,600, according to the U.S. Census Bureau (average 2020–2024). For comparison, in Grundy County it is $271,700.

How much does it cost to rent in Coal City?

Typical rent in Coal City is $1,123 a month, according to the U.S. Census Bureau. HUD’s fair market rent for 2 bedrooms in Grundy County is $1,613.

What is the FHA loan limit in Coal City?

Coal City uses the FHA limit for all of Grundy 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 Coal City?

The typical homeowner in Coal City pays $4,226 a year, according to the U.S. Census Bureau. That is 2.1% of the home’s value; in Grundy County, the rate is 1.99%.

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

We found no HUD-approved counseling agencies with an office in Grundy County; the nearest ones are on this page. 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).