HomeMissouriSt. Charles CountyO'Fallon
O'Fallon, Missouri: commercial real estate data.
O'Fallon is a Census city of 93,801 people across 30.55 square miles of land, in St. Charles County. Median household income is $110,443, 81.0 percent of occupied homes are owned, and the SBA record carries 102 7(a) approvals to borrowers here worth $40.0 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
O'Fallon
What O'Fallon is
- Census place typecity
- Land area30.55 sq mi
- Water area0 sq mi
- Population per square mile of land3,070
- County holding the largest share of its areaSt. Charles County, 100.0 percent
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
O'Fallon
How many people live in O'Fallon
- Population93,801
- Median age38.4
- Population under 1822,676
- Share under 1824.2 percent
- Population 65 and over13,569
- Share 65 and over14.5 percent
- Households35,471
- Family households25,352
- Share of households that are families71.5 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
O'Fallon
Income and work in O'Fallon
- Median household income$110,443
- Per capita income$49,304
- Civilian labor force54,222
- Employed52,770
- Unemployed1,452 plus or minus 358
- Unemployment rate2.7 percent plus or minus 0.7
- Adults 25 and over64,636
- Adults 25 and over with a high school diploma or higher95.4 percent
- Adults 25 and over with a bachelor degree or higher43.3 percent
- Adults 25 and over with a graduate degree15.6 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
O'Fallon
Housing in O'Fallon
- Housing units36,206
- Occupied units35,471
- Vacant units735 plus or minus 295
- Vacancy rate2.0 percent plus or minus 0.8
- Owner occupied28,737
- Renter occupied6,734
- Ownership rate81.0 percent
- Median owner-occupied home value$326,200
- Median gross rent, monthly$1,443
- Annual rent as a share of median income15.7 percent
- Single family units30,496
- Share single family84.2 percent
- Units in buildings of two or more4,493
- Share in buildings of two or more12.4 percent
- Mobile homes1,217 plus or minus 280
- Median year structure built2000
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
O'Fallon
How O'Fallon gets to work
- Workers 16 and over who commute42,679
- Commuting under 15 minutes9,167
- Share commuting under 15 minutes21.5 percent
- Commuting 30 minutes or more17,198
- Share commuting 30 minutes or more40.3 percent
- Drove alone75.2 percent
- Carpooled4.3 percent
- Public transport0.1 percent plus or minus 0.1
- Walked0.8 percent plus or minus 0.5
- Worked from home18.1 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
O'Fallon
SBA loans in O'Fallon (7(a))
- Approvals102
- Gross approval$40,024,500
- Average approval$392,397
- Median approval$208,500
- Ninetieth percentile approval$1,085,050
- Largest approval$2,051,000
- Jobs supported1,376
- Jobs per approval13.5
- Loans with a final outcome18
- Paid in full15
- Charged off3
- Median term120 months
- Share on real estate terms of 20 years or more6.9 percent
- Share to franchises27.5 percent
- Distinct lenders43
- Distinct industries by NAICS45
Counted by borrower city: approvals to borrowers whose address is in O'Fallon, in any county, FY2020 to FY2026. Only 18 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
O'Fallon
SBA loans in O'Fallon (504)
- Approvals46
- Gross approval$27,950,000
- Average approval$607,609
- Median approval$383,000
- Largest approval$3,340,000
- Jobs supported486
- Loans with a final outcome18
- Charged off0
- Median term240 months
- Distinct CDCs4
Counted by borrower city: approvals to borrowers whose address is in O'Fallon, in any county, FY2010 to FY2026. Only 18 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
O'Fallon
Flood risk in O'Fallon
- NFIP communityCity of O'Fallon
- NFIP community number290316
- Participating in the NFIPYes
- Community Rating System classClass 9
- Currently effective map date01/20/16
The City of O'Fallon participates in the National Flood Insurance Program as community 290316 and carries Community Rating System class 9, a flood insurance premium discount for policies written there.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
St. Charles County, not O'Fallon
St. Charles County context, not O'Fallon figures
- Establishments in St. Charles County8,946
- Covered employment, St. Charles County162,611
- Average annual pay, St. Charles County$60,105
- Housing units permitted, St. Charles County2,040
Every figure in this section is published for St. Charles County as a whole and is not a measurement of O'Fallon.
All St. Charles County figures →
US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.
Coverage
What this page does not hold.
Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Common questions
O'Fallon questions, answered from the record.
How many people live in O'Fallon, Missouri?
93,801, in 35,471 households. O'Fallon city covers 30.55 square miles of land, which is 3,070 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is O'Fallon in?
St. Charles County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.
What is the median household income in O'Fallon?
$110,443. The median owner-occupied home is valued at $326,200. Median gross rent is $1,443 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to O'Fallon businesses?
102 7(a) approvals totaling $40.0 m since FY2020, across 43 lenders, median approval $208,500, plus 46 504 approvals worth $27.9 m since FY2010. These count approvals to borrowers whose address is in O'Fallon, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to O'Fallon borrowers get paid back?
No rate is published for O'Fallon. Only 18 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.
Is O'Fallon in the National Flood Insurance Program?
Yes. O'Fallon appears in the FEMA Community Status Book as O'Fallon, city of, community 290316, carrying Community Rating System class 9, which is a premium discount for exceeding the program minimum. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page O'Fallon figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for St. Charles County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of O'Fallon.
Is zoning published for O'Fallon?
No. Nothing on this page presents parcel level zoning.