O'Fallon, IL vs San Dimas, CA
Side-by-side comparison of housing, income, commute, safety, and quality of life.
Score Snapshot
No universal winner
Scores summarize the published model. Use the objective metric differences below and your own priorities to choose.
San Dimas
61.6
#1900 nationally
O'Fallon leads in cost of living index (106 vs 166). San Dimas leads in walk score (37 vs 25). O'Fallon leads in crime level (5.3 vs 7.7).
Metric-by-Metric Breakdown
| Metric | O'Fallon, IL | San Dimas, CA |
|---|---|---|
| Population | 31,968 | 33,105 |
| Typical Home Value (ZHVI) | $0 | $922,772 |
| Median Household Income | $102,560 | $102,241 |
| Average Commute | 26 min | 31.9 min |
| Walk Score | 25 | 37 |
| Crime Level | 5.3 | 7.7 |
| School Rating | N/A | N/A |
| Cost of Living Index | 106 | 166 |
| Political lean County 2024 presidential margin — context only, not scored | D+7.9 | D+32.9 |
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Score
O'Fallon, IL
Small Illinois city with local appeal
Population
31,968
Crime
Moderate-Low
Walk Score
25
Median Income
$102,560
Midwest
View O'Fallon, IL →
D-
61.6 Score
San Dimas, CA
Small California city with local appeal
Median Home
$922,772
Population
33,105
Crime
Moderate
Walk Score
37
Pacific
View San Dimas, CA →
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