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O'Fallon vs Cottleville

Next-door neighbors. The biggest differences: growth since 2010 (+67.4 pts in Cottleville) and size (15.8× in O'Fallon).

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O'Fallon, MOKnown for its schoolsMissouri · 93,801 people
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Cottleville, MOHomes around $504KMissouri · 5,937 people
Where each one shines

Two towns, two different strengths

What each town does better than most of its state (not better than each other). Tap one to see the page behind it.

The biggest differences

Where they part ways

The rows below where the towns are furthest apart, beyond the Census margin of error. The full table is further down.

★ What stands out · Monthly cost

A typical home costs $740 more a month in Cottleville

A typical home in each town, bought with 20% down at 6.3% for 30 years, plus property tax at the town’s own rate and insurance. Change the numbers to fit you.

O'Fallon$2,340/mo
Typical home $380K (Zillow) · tax rate 1.11% · or rent about $1,443/mo · Housing →
Cottleville$3,080/mo
Typical home $504K (Zillow) · tax rate 1.04% · or rent about $1,624/mo · Housing →

The difference: $740 a month, about $8,900 a year, between Cottleville and O'Fallon.

Estimates, not a quote: your price, rate, tax bill and insurance will differ. Tax rate = the Census median tax bill over the median home value.

Where they are

O'Fallon and Cottleville share a border

And the people who already live in one and work in the other.

O'FallonCottlevilleO'FallonCottleville
O'Fallon ↔ Cottleville3.9 miles apart · They share a border
Who commutes between them
261 Cottleville residents work in O'Fallon (8.8% of its workers)
Work & commute in Cottleville →
Report cards

Cottleville places higher on 13 of 21 MO lists

Our letter grades for safety, schools and health, then every Missouri ranking list both towns are on. A grade is one measure; read the page behind it.

Life in each

What daily life feels like in each

The weather, the land, the history and the people, row by row. None of it is a grade: more snow is a plus to a skier.

Seasons
O'FallonCottleville
Snow a year14″14″
January low21°F21°F
July high88°F88°F
Growing season (days)199d199d
Hazard risk (U.S. pctl)70th86th
Outdoors & history
O'FallonCottleville
Trails16 mi2 mi
Conserved land2.9%8.4%
Settled18561798
National Register places3—
Archive photos116
Famous people born here—2
Community
O'FallonCottleville
Library hours a week63 hrs—
Colleges in town—1
Posts this month00
Neighbors joined00

A dot marks the most on each row. Climate: NOAA 1991–2020 normals at the nearest station. Hazard risk: FEMA National Risk Index, expected yearly damage vs U.S. towns.

Everything, side by side

What matters to you?

Pick a few. Those rows jump to the top and the best fit on each is marked. There’s no overall score: what matters is up to you.

O'FallonCottleville
People
Population 93,801Highest 5,937Lowest
Growth since 20102010 → 2020 census +15.1%Lowest MO: +2.8% +82.5%Highest MO: +2.8%
Median age 38.4±0.7Lowest about the MO average 41.1±4Highest 5% above MO
Cottleville and O'Fallon are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18 24.2%±1.1Highest MO: 22.3% 22%±4.2Lowest MO: 22.3%
O'Fallon and Cottleville are within the Census margin of error here, so we can’t say which is really higher.
Age 65+ 14.5%±0.9Lowest MO: 17.9% 15.2%±4.2Highest MO: 17.9%
Cottleville and O'Fallon are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+ 43.3%Lowest MO: 32.4% 53.3%Highest MO: 32.4%
Enrolled in collegeshare of residents 4.9%±0.6Lowest MO: 5.7% 5.9%±2.4Highest MO: 5.7%
Cottleville and O'Fallon are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian $110,443±$6kLowest 56% above MO $131,310±$28kHighest 86% above MO
Cottleville and O'Fallon are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied $326,200±$8kLowest 42% above MO $435,400±$38kHighest 89% above MO
Rentmedian gross, monthly $1,443±$47Lowest 40% above MO $1,624±$224Highest 57% above MO
Cottleville and O'Fallon are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly $3,609Lowest 85% above MO $4,514Highest 132% above MO
Renters paying 30%+of income on rent 42%±6.5Lowest MO: 45.6% 64.1%±22.9Highest MO: 45.6%
Cottleville and O'Fallon are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line 5.4%Highest MO: 12.6% 2%Lowest MO: 12.6%
Housing
Homeownersof occupied homes 81%Highest MO: 68.1% 80.6%Lowest MO: 68.1%
Typical home builtmedian year 2000Lowest 22 yrs newer than MO 2012Highest 34 yrs newer than MO
Getting to work
Average commuteone way 26 minHighest 9% above MO 23 minLowest 4% below MO
Work from home 18.1%±1.7Highest MO: 13% 13.7%±4.3Lowest MO: 13%
O'Fallon and Cottleville are within the Census margin of error here, so we can’t say which is really higher.
Work in townworking residents 14.9%Highest 2.2%Lowest
Typical commute distancemedian, straight-line 14.8 miHighest 12.3 miLowest
Jobs per working residentover 1.5 = a job hub 0.84Lowest 1.12Highest
Top workplaceoutside town St. Peters (7%)O'Fallon (9%)
Between these townsresidents who work in the others Few work in Cottleville9% work in O'Fallon
Outdoors
Conserved landshare of the town 2.9%Lowest 8.4%Highest
Trailsmapped miles 16.4 miHighest 2.0 miLowest
Trail densitymiles per sq mi 0.5 miHighest 0.4 miLowest
Parks & preservesnamed on the map 16Highest 6Lowest
Street connectivityintersections per sq mi, a walkability measure 114Highest 58.3Lowest
Schools
Public school scoresrank in state, math + reading #26 of 226 in MO#19 of 226 in MO
School district FORT ZUMWALT SCHOOL DISTRICT · FRANCIS HOWELL R-IIIFRANCIS HOWELL R-III
High school in town Liberty High SchoolFrancis Howell Central High
Students per teacherat that high school 16.9Lowest 19.0Highest
Missouri average“±” Census margin of errorACS 2020–2024
Deciding?

Ask the people who live there

The numbers stop at the town line. Neighbors can tell you about the commute at 7am, the schools, the winters and the feel of the place.

O'Fallon neighborsTown Square →

Your question goes to O'Fallon’s Town Square.

Cottleville neighborsTown Square →

Your question goes to Cottleville’s Town Square.

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Bordering O'Fallon

Towns like O'Fallon

Not sure which town to add? Find your place ranks Missouri towns on what matters to you.Find your place →

Sources: U.S. Census Bureau American Community Survey 5-year estimates, 2010 & 2020 censuses, LEHD commute flows; Zillow Home Value Index; NCES Common Core of Data; FBI crime reporting; CDC PLACES; FEMA National Risk Index; NOAA U.S. Climate Normals 1991–2020; USGS PAD-US and OpenStreetMap. “±” is the Census margin of error; differences inside it are never called. Property tax is top-coded by the Census at $10,000+. There is no overall score: which town is better depends on what matters to you.

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