Signals
21009
21144
Climate
71 · Top 48%
vs73 · Top 37%
Physical resilience
94 · Top 6%
vs94 · Top 4%
Housing affordability
100 · Top 10%
vs94 · Top 23%
Schools
52 · Top 50%
vs50 · Bottom 47%
Access
87 · Bottom 32%
vs98 · Top 21%
Economic stability
88 · Top 2%
vs86 · Top 4%
Measured values
| Metric | 21009 | 21144 | Source period |
|---|---|---|---|
| Population | 33,679 | 37,118 | 2024 ACS 5-Year |
| Median household income | $121,660 | $136,684 | 2024 ACS 5-Year |
| Per capita income | $52,073 | $57,707 | 2024 ACS 5-Year |
| Population density | 2,954/sq mi | 2,248/sq mi | 2024 ACS 5-Year |
| Median home value | $357,100 | $483,700 | 2024 ACS 5-Year |
| Median gross rent | $1,838 | $2,026 | 2024 ACS 5-Year |
| Homeownership rate | 82.4% | 80.3% | 2024 ACS 5-Year |
| Bachelor's degree or higher | 41.3% | 43.5% | 2024 ACS 5-Year |
| Poverty rate | 4.3% | 4.4% | 2024 ACS 5-Year |
| Average July high | 86°F | 89°F | 1991-2020 Normals |
| Average January low | 25°F | 25°F | 1991-2020 Normals |
| Annual precipitation | 47.1" | 45.0" | 1991-2020 Normals |
| Distance to major airport | 29 mi | 4 mi | NASR current cycle |
| Average commute | 33.5 min | 30.5 min | 2024 ACS 5-Year |
| Median age | 36.2 | 37.7 | 2024 ACS 5-Year |
| Public schools | 3 | 5 | 2024-25 school year |
| Students per teacher | 13.66 | 13.49 | 2024-25 school year |
| Math proficiency | 12.3% | 12.9% | 2019-20 school year |
| Reading proficiency | 19.7% | 17.4% | 2019-20 school year |
| Free or reduced-price lunch eligibility | 56.8% | 52.6% | 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.
Full profiles: 21009 — Bel Air South, MD · 21144 — Severn, MD · How this is calculated: methodology