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ZIP Code 20656

St. Mary's, Maryland

FIPS 20656

Juniper

ZIP Code 20656 is in the top 27% nationally for FEMA risk score.

FEMA Risk Score

44.5

Lower than 73% of U.S. ZIP codes

The basics

Total Population

87

Median Age

38.6

Climate & weather

Ranked against U.S. ZIP codes.

Summer Avg High (°F)

83.4

Winter Avg Low (°F)

26.5

Avg Temperature (°F)

55.2

Hot Days/yr (>90°F)

15.8

Freezing Days/yr (<32°F)

97.5

Annual Precipitation (in)

48.1

Annual Snowfall (in)

15.1

Flood & disaster risk

Ranked against U.S. ZIP codes.

FEMA Risk Score

44.5

Lower than 73%

EAL Flood/Coastal per $1K

0

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 20656: frequently asked questions

What is the weather like in ZIP Code 20656?
ZIP Code 20656 averages 55.2°F year-round, summer highs near 83.4°F, winter lows around 26.5°F (NOAA 1991–2020 normals). It sees about 15.1 inches of snow a year.
Is ZIP Code 20656 at risk of flooding or natural disasters?
ZIP Code 20656's FEMA National Risk Index score is 44.5 (lower than 73% of U.S. ZIP codes). Its greatest modeled natural hazard is hurricane. Modeled coastal-flood loss is negligible.

Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →