The basics
Total Population
20
Median Age
66.5
Climate & weather
Ranked against U.S. ZIP codes.
Summer Avg High (°F)
84.3
Winter Avg Low (°F)
23.1
Avg Temperature (°F)
52.9
Hot Days/yr (>90°F)
25.4
Freezing Days/yr (<32°F)
126.3
Annual Precipitation (in)
43.5
Annual Snowfall (in)
32.6
Flood & disaster risk
Ranked against U.S. ZIP codes.
FEMA Risk Score
11.3
Lower than 94%
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 21715: frequently asked questions
- What is the weather like in ZIP Code 21715?
- ZIP Code 21715 averages 52.9°F year-round, summer highs near 84.3°F, winter lows around 23.1°F (NOAA 1991–2020 normals). It sees about 32.6 inches of snow a year.
- Is ZIP Code 21715 at risk of flooding or natural disasters?
- ZIP Code 21715's FEMA National Risk Index score is 11.3 (lower than 94% of U.S. ZIP codes). Its greatest modeled natural hazard is hurricane.
Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →