Signals
Affton
St. Peters
Opportunity
68 · Top 26%
vs82 · Top 5%
Climate
72 · Top 40%
vs70 · Bottom 49%
Physical resilience
66 · Top 42%
vs50 · Bottom 43%
Housing affordability
100 · Top 8%
vs100 · Top 8%
Schools
32 · Bottom 24%
vs82 · Top 11%
Access
96 · Top 33%
vs95 · Top 36%
Economic stability
76 · Top 15%
vs75 · Top 16%
Measured values
| Metric | Affton | St. Peters | Source period |
|---|---|---|---|
| Population | 19,052 | 59,092 | 2024 ACS 5-Year |
| Median household income | $79,539 | $91,637 | 2024 ACS 5-Year |
| Per capita income | $47,243 | $45,579 | 2024 ACS 5-Year |
| Population density | 4,169/sq mi | 2,625/sq mi | 2024 ACS 5-Year |
| Median home value | $212,400 | $269,900 | 2024 ACS 5-Year |
| Median gross rent | $1,015 | $1,321 | 2024 ACS 5-Year |
| Homeownership rate | 80.8% | 79.0% | 2024 ACS 5-Year |
| Unemployment rate | 3.9% | 3.3% | June 2026 |
| Employment change (year over year) | 0.2% | 0.2% | June 2026 |
| Bachelor's degree or higher | 36.6% | 39.2% | 2024 ACS 5-Year |
| Poverty rate | 6.6% | 5.6% | 2024 ACS 5-Year |
| Average July high | 89°F | 90°F | 1991-2020 Normals |
| Average January low | 24°F | 22°F | 1991-2020 Normals |
| Annual precipitation | 40.8" | 39.8" | 1991-2020 Normals |
| Distance to major airport | 14 mi | 13 mi | NASR current cycle |
| Average commute | 25.3 min | 24.4 min | 2024 ACS 5-Year |
| Median age | 42.0 | 41.0 | 2024 ACS 5-Year |
| Public schools | 8 | 12 | 2024-25 school year |
| Students per teacher | 14.99 | 12.88 | 2024-25 school year |
| Math proficiency | 25.4% | 52.8% | 2019-20 school year |
| Reading proficiency | 41.4% | 58.2% | 2019-20 school year |
| Free or reduced-price lunch eligibility | 44.0% | 18.7% | 2024-25 school year |
A bolded value is the more favorable of the two where the metric has a clear direction. Metrics like population and density have no inherent better or worse and are shown unweighted.
Physical risk tradeoff
Affton
Elevated or high exposure: hail.
St. Peters
Elevated or high exposure: hail, earthquake, inland flooding.
Your best match
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Affton
73
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—
Area Score
St. Peters
76
Your Score
74
Area Score
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Full profiles: Affton, MO · St. Peters, MO · How this is calculated: methodology