Signals
21075
21045
Climate
73 · Top 37%
vs73 · Top 37%
Physical resilience
95 · Top 3%
vs95 · Top 3%
Housing affordability
93 · Top 26%
vs91 · Top 31%
Schools
69 · Top 28%
vs66 · Top 32%
Access
98 · Top 21%
vs98 · Top 21%
Economic stability
81 · Top 9%
vs77 · Top 18%
Measured values
| Metric | 21075 | 21045 | Source period |
|---|---|---|---|
| Population | 37,363 | 40,034 | 2024 ACS 5-Year |
| Median household income | $135,303 | $118,563 | 2024 ACS 5-Year |
| Per capita income | $53,780 | $56,185 | 2024 ACS 5-Year |
| Population density | 2,682/sq mi | 4,128/sq mi | 2024 ACS 5-Year |
| Median home value | $455,300 | $453,700 | 2024 ACS 5-Year |
| Median gross rent | $2,183 | $1,777 | 2024 ACS 5-Year |
| Homeownership rate | 64.1% | 68.3% | 2024 ACS 5-Year |
| Bachelor's degree or higher | 59.9% | 56.6% | 2024 ACS 5-Year |
| Poverty rate | 7.7% | 8.6% | 2024 ACS 5-Year |
| Average July high | 89°F | 89°F | 1991-2020 Normals |
| Average January low | 25°F | 25°F | 1991-2020 Normals |
| Annual precipitation | 45.0" | 45.0" | 1991-2020 Normals |
| Distance to major airport | 5 mi | 9 mi | NASR current cycle |
| Average commute | 30.6 min | 29.3 min | 2024 ACS 5-Year |
| Median age | 34.1 | 39.6 | 2024 ACS 5-Year |
| Public schools | 6 | 11 | 2024-25 school year |
| Students per teacher | 12.35 | 12.26 | 2024-25 school year |
| Math proficiency | 16.5% | 16.5% | 2019-20 school year |
| Reading proficiency | 27.9% | 24.7% | 2019-20 school year |
| Free or reduced-price lunch eligibility | 40.3% | 43.5% | 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: 21075 — Elkridge, MD · 21045 — Columbia, MD · How this is calculated: methodology