The basics
Total Population
340
Median Age
70.2
Climate & weather
Ranked against U.S. ZIP codes.
Summer Avg High (°F)
84.3
Winter Avg Low (°F)
27.5
Avg Temperature (°F)
55.2
Hot Days/yr (>90°F)
25.8
Freezing Days/yr (<32°F)
83.2
Annual Precipitation (in)
48.6
Annual Snowfall (in)
18.1
Flood & disaster risk
Ranked against U.S. ZIP codes.
FEMA Risk Score
40.4
Lower than 77%
EAL Flood/Coastal per $1K
0.01
The full report
Six pillars — each with percentile benchmarks, 16-year trends, and per-metric detail.
People
Work & Money
Housing
Amenities
Environment & Risk
ZIP Code 21902: frequently asked questions
- What is the weather like in ZIP Code 21902?
- ZIP Code 21902 averages 55.2°F year-round, summer highs near 84.3°F, winter lows around 27.5°F (NOAA 1991–2020 normals). It sees about 18.1 inches of snow a year.
- Is ZIP Code 21902 at risk of flooding or natural disasters?
- ZIP Code 21902's FEMA National Risk Index score is 40.4 (lower than 77% of U.S. ZIP codes). Its greatest modeled natural hazard is strong_wind. Expected annual loss from flooding is 0.01 per $1,000 of building value.
Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →