What homes there are
U.S. Census Bureau, ACS 5-year, 2020–2024
| Measure | Sienna | Fort Bend County | Texas | United States |
|---|---|---|---|---|
| Detached house | 95% | 83% | 64% | 61% |
| Attached house | Unreliable estimate | 2% | 3% | 6% |
| Building of 2 to 4 | Unreliable estimate | 2% | 5% | 8% |
| Apartments (5 or more) | Unreliable estimate | 11% | 21% | 19% |
| Mobile home | Unreliable estimate | 3% | 6% | 6% |
| Boat, RV and other | Unreliable estimate | Unreliable estimate | 0% | 0% |
Detached houses, standing on their own, make up 95% of homes here, against 83% in Fort Bend County.
| Measure | Sienna | Fort Bend County | Texas | United States |
|---|---|---|---|---|
| Before 1960 | Unreliable estimate | 2% | 12% | 26% |
| 1960–1979 | Unreliable estimate | 10% | 21% | 24% |
| 1980–1999 | 11% | 26% | 28% | 25% |
| 2000–2009 | 39% | 25% | 18% | 14% |
| 2010 or later | 48% | 37% | 21% | 11% |
Here half of the homes date from 2010 or later; in Fort Bend County, from 2005 or later.
In Sienna, 97% of homes have 3 bedrooms or more, more than in Fort Bend County (83%).