The basics
Total Population
16
Climate & weather
Ranked against U.S. ZIP codes.
Summer Avg High (°F)
90.9
Winter Avg Low (°F)
41.8
Avg Temperature (°F)
67.4
Hot Days/yr (>90°F)
80.5
Freezing Days/yr (<32°F)
21.4
Annual Precipitation (in)
52
Annual Snowfall (in)
0
Flood & disaster risk
Ranked against U.S. ZIP codes.
FEMA Risk Score
97.5
Higher than 96%
EAL Flood/Coastal per $1K
1.75
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 31421: frequently asked questions
- What is the weather like in ZIP Code 31421?
- ZIP Code 31421 averages 67.4°F year-round, summer highs near 90.9°F, winter lows around 41.8°F (NOAA 1991–2020 normals).
- Is ZIP Code 31421 at risk of flooding or natural disasters?
- ZIP Code 31421's FEMA National Risk Index score is 97.5 (higher than 96% of U.S. ZIP codes). Its greatest modeled natural hazard is hurricane. Expected annual loss from flooding is 1.75 per $1,000 of building value.
Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →