Postal Codes

38230 ZIP Code

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ZIP code 38230 covers Greenfield, Tennessee, with a population of about 3,708 and a median household income of $52,633.

Population
3,70843 per square mile
Median age
41.52.8 points above the US average
Median household income
$52,63322% below the Tennessee median
Poverty rate
12.7%about the US average
Typical home value
$157,911up 45.4% in five years
Median rent
$73435% below the Tennessee median
Degree or higher
20.8%14.2 points below the US average
Homeownership
80.6%15.6 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
62

Where 38230 is

Greenfield, Tennessee — 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

Population3,708
Median age41.5
Family households66.9%
Born outside the US1.9%
Speaks a language other than English at home1.6%
White (non-Hispanic)92.3%
Black (non-Hispanic)2.8%
Asian (non-Hispanic)0.5%
Hispanic or Latino1.9%
Veterans5.6%
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$52,633
Income per person$28,504
Poverty rate12.7%
Households on SNAP or cash assistance16.7%

Household income distribution

Under $10k4.1%
$10–15k4.8%
$15–20k7.4%
$20–25k9.9%
$25–30k4.3%
$30–35k4.4%
$35–40k1.8%
$40–45k8.4%
$45–50k4.6%
$50–60k7.0%
$60–75k11.1%
$75–100k11.8%
$100–125k5.0%
$125–150k3.0%
$150–200k7.1%
$200k or more5.3%

Income as declared to the IRS

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

Tax returns filed1,470
Mean adjusted gross income$56,335
Returns declaring $200,000 or more2.7%
Returns, under $25k33.3%
Returns, $25k–$50k27.9%
Returns, $50k–$75k14.3%
Returns, $75k–$100k9.5%
Returns, $100k–$200k12.2%
Returns, $200k or more2.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$95,600
Median gross rent$734
Owner-occupied80.6%
Vacant homes12.9%
Median year built1969

What the homes are

Detached house85%
Attached house1.1%
2 to 4 units1%
5 to 19 units0.4%
Mobile home10.4%
Boat, RV or van2.2%
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$157,911as of 2026-07
Typical home value, 1 yearup 6.4%
Typical home value, 5 yearsup 45.4%
Typical home value, 10 yearsup 112.1%
Typical home value since 2000
200020132026$157,911$63,083

$63,083 in 2000 to $157,911 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.7%
Bachelor's degree or higher20.8%
High school diploma or higher89.8%
Works from home5.9%
Drives to work alone84.4%
Takes public transport0.9%
Commutes 45 minutes or more17.3%
Health

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

Obesity40.7% 7.3 pts above the national average of 33.4%
Diagnosed diabetes15.7% 3.7 pts above the national average of 12%
Currently smokes20.5% 7.3 pts above the national average of 13.2%
High blood pressure42.8% 8.7 pts above the national average of 34.1%
Fair or poor general health25.6% 5.3 pts above the national average of 20.3%
No health insurance (18–64)11.5% same as the national average of 11.3%
Depression29.7% 7.8 pts above the national average of 21.9%
No leisure-time physical activity30.1% 4.7 pts above the national average of 25.4%
Arthritis35.6% 10.5 pts above the national average of 25.1%
Binge drinking13.3% 2.7 pts below the national average of 16%
Taking blood pressure medication79.3% 4.6 pts above the national average of 74.7%
Cancer (non-skin)9.8% 2.1 pts above the national average of 7.7%
Current asthma11.3% 0.9 pts above the national average of 10.4%
Coronary heart disease8.8% 2.6 pts above the national average of 6.2%
Routine check-up in past year78.8% 2.1 pts above the national average of 76.7%
Cholesterol screening86.6% 0.7 pts above the national average of 85.9%
Cognitive disability19.1% 4.3 pts above the national average of 14.8%
Colorectal screening62.6% 1.7 pts below the national average of 64.3%
COPD11.4% 4.8 pts above the national average of 6.6%
Visited a dentist54.2% 7.1 pts below the national average of 61.3%
Any disability40.3% 9.6 pts above the national average of 30.7%
Hearing disability9.6% 2.9 pts above the national average of 6.7%
High cholesterol41.2% 5 pts above the national average of 36.2%
Independent living disability11.3% 2.9 pts above the national average of 8.4%
Mammography use71.8% 4.1 pts below the national average of 75.9%
Poor mental health (14+ days)20.2% 3.4 pts above the national average of 16.8%
Mobility disability20% 6 pts above the national average of 14%
Poor physical health (14+ days)17.3% 3.8 pts above the national average of 13.5%
Self-care disability5% 1 pts above the national average of 4%
Sleeps under 7 hours40.1% 3.7 pts above the national average of 36.4%
Stroke4.6% 1.2 pts above the national average of 3.4%
All natural teeth lost19.6% 6.6 pts above the national average of 13%
Vision disability6.5% 0.9 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments62
People employed747
Annual payroll$27,641,000
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 88.6% of US census tracts
FEMA ratingRelatively High
Expected annual loss89.1 out of 100
Community resilience29.8 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.

Lightning99.5Very High at its worst in this ZIP code
Cold wave96.5Very High at its worst in this ZIP code
Earthquake94.7Relatively High at its worst in this ZIP code
Drought94.4Relatively Moderate at its worst in this ZIP code
Ice storm93.2Relatively High at its worst in this ZIP code
Strong wind92.9Relatively High at its worst in this ZIP code
Tornado91.3Very High at its worst in this ZIP code
Winter weather89Relatively High at its worst in this ZIP code
Landslide87.2Relatively Low at its worst in this ZIP code
Heat wave79.3Relatively High at its worst in this ZIP code
Wildfire62.4Very Low at its worst in this ZIP code
Hurricane50.4Relatively Low at its worst in this ZIP code
Hail38.2Relatively Low at its worst in this ZIP code
River flooding15.6Relatively Low at its worst in this ZIP code
Compared with Tennessee 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 ZIPTennesseeUnited States
Median household income$52,633$67,097$78,538
Income per person$28,504$37,866$43,289
Poverty rate12.7%13.8%12.4%
Median home value$95,600$256,800$303,400
Median gross rent$734$1,122$1,348
Homeownership80.6%67%65%
Bachelor's degree or higher20.8%30.4%35%
Unemployment rate3.7%4.7%5.2%
Works from home5.9%11.4%13.5%
Born outside the US1.9%5.9%13.9%
Median age41.538.938.7
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 stationDRESDEN, TN US15.4 km away
Rain in a year54 in
Snow in a year0 in

Average high and low by month

January45.7°F / 27.1°F3.88 in rain
February50.4°F / 30.3°F4.8 in rain, 0.3 in snow
March59.5°F / 38.2°F4.84 in rain, 0.1 in snow
April69.9°F / 47.3°F5.08 in rain
May77.7°F / 57.2°F5.91 in rain
June85.3°F / 65.4°F4.61 in rain
July88.2°F / 69.3°F4.45 in rain
August88.1°F / 67.5°F3.19 in rain
September82.3°F / 60.3°F3.89 in rain
October71.5°F / 48°F3.64 in rain
November58.8°F / 38°F4.31 in rain
December48.8°F / 30.5°F4.96 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 supermarket15% 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%.

Weakley 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 vulnerability61more vulnerable than 61% of US census tracts
Socioeconomic status62more vulnerable than 62% of US census tracts
Household characteristics76more vulnerable than 76% of US census tracts
Racial and ethnic minority status18more vulnerable than 18% of US census tracts
Housing type and transport53more vulnerable than 53% of US census tracts
Walkability4.1 out of 20Least walkable
Nearby ZIP codes

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

38316 Bradford, TN10.8 km away
38229 Gleason, TN13.4 km away
38255 Sharon, TN13.7 km away
38346 Idlewild, TN14.2 km away
38225 Dresden, TN16.9 km away
38258 Trezevant, TN19 km away
38201 Mc Kenzie, TN21 km away
38369 Rutherford, TN21.6 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.

Weakley County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area85.68 sq mi
Water area0.09 sq mi
Population density43 people per sq mi
Latitude, longitude36.1485, -88.7453

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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