Cost of living in St. Charles County
Simple answer
A 2-bedroom fair-market rent is $1,349 a month.
That HUD number covers St. Charles County, Missouri, from October 2026 through September 2027. Towns in the county can still have different rents on the ground.
- Studio
- $1,064
- 1 bed
- $1,104
- 2 bed
- $1,349
- 3 bed
- $1,731
- 4 bed
- $1,997
This county is in the St. Louis, MO-IL area. BEA's 2024 price index there is 95.1 (U.S. = 100).
SNAP income limit in Missouri · Medicaid eligibility
Towns in this county
- O'Fallon · 93,801 people
- St. Charles · 71,508 people
- St. Peters · 59,092 people
- Wentzville · 47,061 people
- Lake St. Louis · 18,066 people
- Dardenne Prairie · 13,503 people
- Cottleville · 5,937 people
- Weldon Spring · 5,310 people
- St. Paul · 3,456 people
- Foristell · 1,096 people