Postal Codes

30021 ZIP Code

Advertisement

English Español

ZIP code 30021 covers Clarkston, Georgia, with a population of about 26,386 and a median household income of $48,158.

Population
26,3867,380 per square mile
Median age
24.714 points below the US average
Median household income
$48,15836% below the Georgia median
Poverty rate
27.8%15.4 points above the US average
Typical home value
$248,864up 17.3% in five years
Median rent
$1,265about the Georgia median
Degree or higher
23.2%11.8 points below the US average
Homeownership
26%39 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
236

Where 30021 is

Clarkston, 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.

People and households

American Community Survey 2019–2023 five-year estimates

Population26,386
Median age24.7
Family households70.5%
Born outside the US43.3%
Speaks a language other than English at home57%
White (non-Hispanic)14.3%
Black (non-Hispanic)61.8%
Asian (non-Hispanic)15.5%
Hispanic or Latino5.1%
Veterans2.7%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$48,158
Income per person$20,066
Poverty rate27.8%
Households on SNAP or cash assistance31.5%

Household income distribution

Under $10k4.4%
$10–15k4.0%
$15–20k5.4%
$20–25k3.9%
$25–30k6.1%
$30–35k7.2%
$35–40k4.2%
$40–45k11.1%
$45–50k4.6%
$50–60k6.7%
$60–75k12.0%
$75–100k12.1%
$100–125k4.2%
$125–150k4.8%
$150–200k4.9%
$200k or more4.3%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed10,030
Mean adjusted gross income$36,699
Returns declaring $200,000 or more0.7%
Returns, under $25k43.8%
Returns, $25k–$50k36.0%
Returns, $50k–$75k11.4%
Returns, $75k–$100k4.4%
Returns, $100k–$200k3.8%
Returns, $200k or more0.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$256,000
Median gross rent$1,265
Rent as a share of household income34.6%
Owner-occupied26%
Vacant homes18.9%
Median year built1977

What the homes are

Detached house26%
Attached house6.5%
2 to 4 units14.7%
5 to 19 units41.4%
20 or more units11.2%
Mobile home0%
Boat, RV or van0.1%
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 home value$248,864as of 2026-07
Typical home value, 1 yeardown 3.3%
Typical home value, 5 yearsup 17.3%
Typical home value, 10 yearsup 129%
Typical asking rent$1,398as of 2026-07
Typical asking rent, 1 yearup 6.9%
Typical home value since 2000
200020132026$272,696$54,462

$65,595 in 2000 to $248,864 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate9.1%
Bachelor's degree or higher23.2%
High school diploma or higher77.5%
Works from home9.6%
Drives to work alone55.4%
Takes public transport7.3%
Commutes 45 minutes or more35.3%
Health

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

Obesity34.9% 1.5 pts above the national average of 33.4%
Diagnosed diabetes14.5% 2.5 pts above the national average of 12%
Currently smokes19.6% 6.4 pts above the national average of 13.2%
High blood pressure37.6% 3.5 pts above the national average of 34.1%
Fair or poor general health27.2% 6.9 pts above the national average of 20.3%
No health insurance (18–64)19.1% 7.8 pts above the national average of 11.3%
Depression17.9% 4 pts below the national average of 21.9%
No leisure-time physical activity32.6% 7.2 pts above the national average of 25.4%
Arthritis18% 7.1 pts below the national average of 25.1%
Binge drinking12.8% 3.2 pts below the national average of 16%
Taking blood pressure medication71.3% 3.4 pts below the national average of 74.7%
Cancer (non-skin)3.5% 4.2 pts below the national average of 7.7%
Current asthma11.2% 0.8 pts above the national average of 10.4%
Coronary heart disease5% 1.2 pts below the national average of 6.2%
Routine check-up in past year75.6% 1.1 pts below the national average of 76.7%
Cholesterol screening80.7% 5.2 pts below the national average of 85.9%
Cognitive disability19.3% 4.5 pts above the national average of 14.8%
Colorectal screening54.3% 10 pts below the national average of 64.3%
COPD7% same as the national average of 6.6%
Visited a dentist41.3% 20 pts below the national average of 61.3%
Any disability31.4% 0.7 pts above the national average of 30.7%
Lacks emotional support32.4% 7.6 pts above the national average of 24.8%
Food insecurity35.7% 18.6 pts above the national average of 17.1%
Received food stamps33.2% 18.9 pts above the national average of 14.3%
Hearing disability4.8% 1.9 pts below the national average of 6.7%
High cholesterol33.1% 3.1 pts below the national average of 36.2%
Housing insecurity27.1% 13.3 pts above the national average of 13.8%
Independent living disability12.5% 4.1 pts above the national average of 8.4%
Lacks transport18.3% 9.1 pts above the national average of 9.2%
Loneliness44.7% 10.3 pts above the national average of 34.4%
Mammography use73.1% 2.8 pts below the national average of 75.9%
Poor mental health (14+ days)20.4% 3.6 pts above the national average of 16.8%
Mobility disability14.8% 0.8 pts above the national average of 14%
Poor physical health (14+ days)14.8% 1.3 pts above the national average of 13.5%
Self-care disability6.1% 2.1 pts above the national average of 4%
Utility shut-off threat19.3% 10.5 pts above the national average of 8.8%
Sleeps under 7 hours43.5% 7.1 pts above the national average of 36.4%
Stroke3.8% same as the national average of 3.4%
All natural teeth lost25.8% 12.8 pts above the national average of 13%
Vision disability9% 3.4 pts above the national average of 5.6%
Advertisement
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments236
People employed2,021
Annual payroll$81,228,000
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 17.8% of US census tracts
FEMA ratingVery Low to Relatively Low across the 11 census tracts this ZIP code covers
Expected annual loss12.5 out of 100
Community resilience27.2 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.

Hail72.3Relatively Moderate at its worst in this ZIP code
Lightning67.9Relatively High at its worst in this ZIP code
Earthquake67Relatively Moderate at its worst in this ZIP code
Ice storm57.6Relatively Moderate at its worst in this ZIP code
Landslide55.3Very Low at its worst in this ZIP code
Cold wave51.3Relatively Moderate at its worst in this ZIP code
Strong wind50.8Relatively Moderate at its worst in this ZIP code
Tornado50.6Relatively Moderate at its worst in this ZIP code
Hurricane43.2Very Low at its worst in this ZIP code
Wildfire37.5Very Low at its worst in this ZIP code
Heat wave33.4Relatively Low at its worst in this ZIP code
River flooding27.2Relatively Moderate at its worst in this ZIP code
Winter weather24.2Relatively Low at its worst in this ZIP code
Compared with Georgia and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPGeorgiaUnited States
Median household income$48,158$74,664$78,538
Income per person$20,066$39,525$43,289
Poverty rate27.8%13.5%12.4%
Median home value$256,000$272,900$303,400
Median gross rent$1,265$1,306$1,348
Homeownership26%65.4%65%
Bachelor's degree or higher23.2%34.2%35%
Unemployment rate9.1%5.1%5.2%
Works from home9.6%14.2%13.5%
Born outside the US43.3%10.8%13.9%
Median age24.737.438.7
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 stationATLANTA PEACHTREE AP, GA US9.3 km away
Rain in a year51 in

Average high and low by month

January51.9°F / 32.7°F4.57 in rain
February56.4°F / 35.9°F4.47 in rain
March64.4°F / 42.2°F4.7 in rain
April72.7°F / 49.2°F3.87 in rain
May80.3°F / 58.5°F3.83 in rain
June86.2°F / 66.3°F4.69 in rain
July89.4°F / 69.9°F4.71 in rain
August88.2°F / 69.1°F4.51 in rain
September82.9°F / 62.8°F4.12 in rain
October72.8°F / 50.9°F3.39 in rain
November62.5°F / 40.6°F4.21 in rain
December54.4°F / 35.5°F4.36 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 supermarket42% of this ZIP code's area
Far from a supermarket42% of this ZIP code's area
No vehicle and far from a supermarket56% of this ZIP code's area
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%.

DeKalb 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 vulnerability82more vulnerable than 82% of US census tracts
Socioeconomic status82more vulnerable than 82% of US census tracts
Household characteristics67more vulnerable than 67% of US census tracts
Racial and ethnic minority status87more vulnerable than 87% of US census tracts
Housing type and transport68more vulnerable than 68% of US census tracts
Walkability10.8 out of 20Above average
Nearby ZIP codes

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

30079 Scottdale, GA2.6 km away
30072 Pine Lake, GA3.8 km away
30083 Stone Mountain, GA3.8 km away
30033 Decatur, GA4 km away
30002 Avondale Estates, GA4.7 km away
30085 Tucker, GA5.3 km away
30084 Tucker, GA5.6 km away
30087 Stone Mountain, GA6.3 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.

DeKalb County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area3.58 sq mi
Water area0.01 sq mi
Population density7,380 people per sq mi
Latitude, longitude33.8101, -84.2388

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.

Advertisement