Fair Market Rents: St. Charles County, MO (FY2026)
HUD's FY2026 Fair Market Rents for St. Charles County set the ceiling for what Housing Choice Vouchers pay locally. FMR equals the estimated 40th-percentile gross rent — shelter plus utilities — for modest, non-luxury units.
| Unit size | FY2026 FMR | MO median* |
|---|---|---|
| Studio (0-BR) | $955/mo | $663 (+44%) |
| 1 Bedroom | $995/mo | $708 (+41%) |
| 2 Bedrooms | $1,218/mo | $888 (+37%) |
| 3 Bedrooms | $1,568/mo | $1,226 (+28%) |
| 4+ Bedrooms | $1,812/mo | $1,379 (+31%) |
*Median across all FMR-publishing counties in MO. Source: HUD FY2026 FMR schedule.
Using FMR as a voucher holder in St. Charles County
- Your housing authority sets payment standards per bedroom, typically 90–110% of these figures. How payment standards work →
- You may rent above the standard by paying the difference, subject to a 40%-of-income cap at lease-up.
- In high-cost pockets, ask about exception standards or Small Area FMRs by ZIP code.
Subsidized housing in St. Charles County
We track 54 assisted properties countywide:
| City | Properties | Assisted units |
|---|---|---|
| Dardenne Prairie | 3 | 126 |
| Lake St Louis | 4 | 52 |
| O Fallon | 15 | 646 |
| Saint Charles | 8 | 794 |
| Saint Peters | 3 | 143 |
| St Charles | 3 | 356 |
| St Peters | 7 | 422 |
| Wentzville | 14 | 679 |