Last updated
Average Rent in O Fallon, MO & Rent Trends
Rent prices and market trends across 8 apartment communities in O Fallon, MO. Updated daily.
Market Average
$1,518/mo
▼ 0.8% from last month
Lowest Available
$1,110/mo
cheapest unit on market
Communities
8
tracked daily
Units Listed
87
available now
Price Cuts This Week in O Fallon, MO
6 listed units across 2 buildings in O Fallon, MO dropped their asking rent in the past 7 days, an average cut of $66/mo. These are the largest cuts, tracked unit by unit with daily price checks.
| Apartment | Unit | Last Week | Now | Cut |
|---|---|---|---|---|
| Traditions at Mid Rivers | Unit 0111, Trenton HC | $1,933 | $1,852 | $81 |
| Traditions at Mid Rivers | Unit 1433, Trenton | $2,013 | $1,932 | $81 |
| Traditions at Mid Rivers | Unit 4121, Trenton 2 | $2,149 | $2,068 | $81 |
| Villages of Aragon | Unit 1 | $2,380 | $2,300 | $80 |
| Traditions at Mid Rivers | Unit 1813, Garland | $1,440 | $1,387 | $53 |
| Traditions at Mid Rivers | Unit 1821, Garland 2 | $1,439 | $1,421 | $18 |
Rent by Neighborhood in O Fallon, MO
Compare average rent across O Fallon, MO neighborhoods. Click any area to see detailed trends.
| Neighborhood | Avg Rent | 30d Change | From | Properties | Units |
|---|---|---|---|---|---|
| O Fallon 63376 | $1,684 | ▲ $295 | $1,387 | 1 | 9 |
| O Fallon 63368 | $1,563 | - | $1,240 | 2 | 26 |
| O Fallon 63366 | $1,469 | ▲ $396 | $1,110 | 5 | 52 |
Is Rent Going Up or Down in O Fallon, MO?
As of July 2026, the average rent in O Fallon, MO is $1,518 per month across 8 apartment communities and 87 available units. Rents have decreased $15 (0.8%) over the past month.
The most affordable option is Westchester Village starting at $1,110/mo. By unit type, a studio averages $1,349/mo, a 1-bedroom averages $1,367/mo, a 2-bedroom averages $1,632/mo, a 3-bedroom averages $2,087/mo, a 4-bedroom averages $3,000/mo.
Prices range from $1,110 to $3,000 per month. The most common price point is the $1,400 range, where 38 units are currently listed.
O Fallon, MO Rent Price History
View as table
| Month | Avg Rent | Change | Properties |
|---|---|---|---|
| June 2026 | $2,017 | - | 6 |
| July 2026 | $1,986 | -$31 | 8 |
Average Rent by Bedroom
Rent Price Distribution
Rent by Bedroom Type in O Fallon, MO
Rent Prices by Apartment in O Fallon, MO
| Property | Starting at | Average | Units | Rating |
|---|---|---|---|---|
| Westchester Village | $1,110/mo | $1,389/mo | 5 | 3.4 |
| Prairie Encore | $1,125/mo | $1,380/mo | 35 | 4.9 |
| Vinings of O'Fallon | $1,231/mo | $1,399/mo | 4 | 4.2 |
| Prairie Point | $1,240/mo | $1,455/mo | 24 | 4.5 |
| Traditions at Mid Rivers | $1,387/mo | $1,684/mo | 9 | 4.7 |
| Bramblett Hills Apartments | $1,500/mo | $1,765/mo | 6 | 4 |
| Villages of Aragon | $2,300/mo | $2,425/mo | 2 | 5 |
Frequently Asked Questions About Rent in O Fallon, MO
What is the average rent in O Fallon, MO?
Is rent going up or down in O Fallon, MO?
What is the cheapest apartment in O Fallon, MO?
How much is a 1-bedroom apartment in O Fallon, MO?
How many apartments are available in O Fallon, MO?
What salary do I need to live comfortably in O Fallon, MO?
Built on the 25 to 30 percent rent-to-income guideline used by most landlords and credit-scoring models.
Minimum to afford average rent
$61,000/year
Based on the 30 percent rule, using our tracked average rent of $1,518/mo.
Comfortable income
$73,000/year
Based on the 25 percent rule, leaving more room for savings, transport, and groceries.
To afford the cheapest tracked apartment ($1,110/mo), you need to earn at least $44,000/year.
Median household income in O Fallon, MO is $107,203 , about 47% above the comfortable-living threshold.
Cost of living in O Fallon, MO
Overall prices in O Fallon, MO runs below the national average by about 5% (BEA Regional Price Parity index 95.0, where 100 equals the U.S. average). The breakdown below estimates monthly costs for a single adult, using national consumer-spending baselines from the Bureau of Labor Statistics scaled by O Fallon, MO's regional price parities.
| Category | Monthly estimate |
|---|---|
| Rent (market average) | $1,518 |
| Utilities | $347 |
| Groceries | $533 |
| Transportation | $826 |
| Healthcare | $403 |
| Other goods and services | $645 |
| Estimated total | $4,271/mo |
Population
92,697
Median household income
$107,203
Census median rent
$1,400/mo
Rent as % of income
25.1%
Median age
38.2
Mean commute
26 min
Methodology
Rent data
Sourced directly from each tracked apartment community and refreshed every 24 hours. Every listed unit price on this page is real and listed today.
Cost of living
Estimates combine national consumer-spending baselines from the U.S. Bureau of Labor Statistics (Consumer Expenditure Survey) with the U.S. Bureau of Economic Analysis Regional Price Parities (MARPP dataset). Both are peer-reviewed federal data releases published annually.
Salary to live comfortably
Applies the standard 25 to 30 percent rent-to-income rule on top of the listed rent. This is the same affordability guideline used by most landlords and credit-scoring models.
Demographic figures
Median household income, population, median age, commute time, Census median rent, and rent as percentage of income come from the U.S. Census Bureau's American Community Survey 5-year estimates, the most recent complete release.
Cost of living and demographic figures were last published in 2023.
Google Search Trends for O Fallon, MO Apartments
Search interest for apartments in this area over the past 12 months.
Search Interest Over Time
Explore O Fallon, MO Apartments
Browse all 8 communities with daily-updated pricing and availability.