Postal Codes

31421 ZIP Code

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ZIP code 31421 covers Savannah, Georgia.

Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
11

Where 31421 is

Savannah, Georgia — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical asking rent$2,313as of 2026-07
Typical asking rent, 1 yearup 5.7%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity29.8% 3.6 pts below the national average of 33.4%
Diagnosed diabetes10.5% 1.5 pts below the national average of 12%
Currently smokes12.8% same as the national average of 13.2%
High blood pressure30.3% 3.8 pts below the national average of 34.1%
Fair or poor general health20.4% same as the national average of 20.3%
No health insurance (18–64)15.7% 4.4 pts above the national average of 11.3%
Depression20% 1.9 pts below the national average of 21.9%
No leisure-time physical activity25.6% same as the national average of 25.4%
Arthritis17.4% 7.7 pts below the national average of 25.1%
Binge drinking17.4% 1.4 pts above the national average of 16%
Taking blood pressure medication67% 7.7 pts below the national average of 74.7%
Cancer (non-skin)4.4% 3.3 pts below the national average of 7.7%
Current asthma9.4% 1 pts below the national average of 10.4%
Coronary heart disease5.1% 1.1 pts below the national average of 6.2%
Routine check-up in past year74% 2.7 pts below the national average of 76.7%
Cholesterol screening76.5% 9.4 pts below the national average of 85.9%
Cognitive disability17.3% 2.5 pts above the national average of 14.8%
Colorectal screening68.2% 3.9 pts above the national average of 64.3%
COPD5.7% 0.9 pts below the national average of 6.6%
Visited a dentist53.4% 7.9 pts below the national average of 61.3%
Any disability31.1% same as the national average of 30.7%
Lacks emotional support22.3% 2.5 pts below the national average of 24.8%
Food insecurity22.8% 5.7 pts above the national average of 17.1%
Received food stamps18.1% 3.8 pts above the national average of 14.3%
Hearing disability6.1% 0.6 pts below the national average of 6.7%
High cholesterol29.7% 6.5 pts below the national average of 36.2%
Housing insecurity16% 2.2 pts above the national average of 13.8%
Independent living disability9.9% 1.5 pts above the national average of 8.4%
Lacks transport13.6% 4.4 pts above the national average of 9.2%
Loneliness39% 4.6 pts above the national average of 34.4%
Mammography use75.5% same as the national average of 75.9%
Poor mental health (14+ days)18.3% 1.5 pts above the national average of 16.8%
Mobility disability11.2% 2.8 pts below the national average of 14%
Poor physical health (14+ days)12.4% 1.1 pts below the national average of 13.5%
Self-care disability4% same as the national average of 4%
Utility shut-off threat11.2% 2.4 pts above the national average of 8.8%
Sleeps under 7 hours41% 4.6 pts above the national average of 36.4%
Stroke2.8% 0.6 pts below the national average of 3.4%
All natural teeth lost18.2% 5.2 pts above the national average of 13%
Vision disability6.9% 1.3 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments11
People employed844
Annual payroll$74,054,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 97.5% of US census tracts
FEMA ratingRelatively High
Expected annual loss96.1 out of 100
Community resilience90.2 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Coastal flooding99.8Very High at its worst in this ZIP code
Hurricane99Very High at its worst in this ZIP code
Wildfire90Relatively Moderate at its worst in this ZIP code
River flooding82.3Relatively High at its worst in this ZIP code
Earthquake80.9Relatively Moderate at its worst in this ZIP code
Ice storm77.5Relatively Moderate at its worst in this ZIP code
Lightning67.6Relatively Moderate at its worst in this ZIP code
Heat wave63.5Relatively Moderate at its worst in this ZIP code
Landslide55.7Very Low at its worst in this ZIP code
Hail48.7Relatively Low at its worst in this ZIP code
Tornado43.3Relatively Low at its worst in this ZIP code
Strong wind43.2Relatively Low at its worst in this ZIP code
Cold wave39.4Relatively Low at its worst in this ZIP code
Winter weather36.7Relatively Low at its worst in this ZIP code
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationSAVANNAH INTL AP, GA US21.9 km away
Rain in a year48 in

Average high and low by month

January61.4°F / 40°F3.28 in rain
February65.1°F / 42.9°F2.8 in rain
March71.4°F / 48.6°F3.5 in rain
April78.2°F / 55.2°F3.39 in rain
May84.7°F / 63.4°F3.62 in rain
June89.6°F / 70.7°F6.65 in rain
July92.3°F / 73.7°F5.75 in rain
August90.8°F / 73.3°F5.46 in rain
September86.4°F / 69°F4.35 in rain
October79°F / 58.6°F3.72 in rain
November70.2°F / 48°F2.39 in rain
December63.7°F / 42.6°F3.21 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Chatham County School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability69more vulnerable than 69% of US census tracts
Socioeconomic status64more vulnerable than 64% of US census tracts
Household characteristics64more vulnerable than 64% of US census tracts
Racial and ethnic minority status66more vulnerable than 66% of US census tracts
Housing type and transport65more vulnerable than 65% of US census tracts
Walkability11.9 out of 20Above average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

31403 Savannah, GA0 km away
31414 Savannah, GA0 km away
31418 Savannah, GA0 km away
31420 Savannah, GA0 km away
31406 Savannah, GA3.2 km away
31416 Savannah, GA4.4 km away
31411 Savannah, GA5.9 km away
31410 Savannah, GA8.7 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Chatham County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area1.53 sq mi
Water area0.34 sq mi
Latitude, longitude31.9714, -81.0716

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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