Postal Codes

42140 ZIP Code

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ZIP code 42140 covers Gamaliel, Kentucky, with a population of about 1,261 and a median household income of $42,935.

Population
1,26132 per square mile
Median age
46.17.4 points above the US average
Median household income
$42,93531% below the Kentucky median
Poverty rate
28.5%16.1 points above the US average
Typical home value
$142,212up 30.1% in five years
Median rent
$62533% below the Kentucky median
Degree or higher
15.6%19.4 points below the US average
Homeownership
81.4%16.4 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
17

Where 42140 is

Gamaliel, Kentucky — 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

Population1,261
Median age46.1
Family households72%
Born outside the US0.8%
Speaks a language other than English at home0.9%
White (non-Hispanic)96.4%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino1%
Veterans6.9%
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$42,935
Income per person$27,070
Poverty rate28.5%
Households on SNAP or cash assistance11.1%

Household income distribution

Under $10k15.9%
$10–15k5.9%
$15–20k6.5%
$20–25k9.5%
$25–30k4.1%
$30–35k4.1%
$35–40k3.2%
$40–45k4.1%
$45–50k2.7%
$50–60k5.6%
$60–75k8.6%
$75–100k14.7%
$100–125k2.7%
$125–150k2.0%
$150–200k4.8%
$200k or more5.6%

Income as declared to the IRS

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

Tax returns filed450
Mean adjusted gross income$45,742
Returns declaring $200,000 or more0%
Returns, under $25k37.8%
Returns, $25k–$50k31.1%
Returns, $50k–$75k13.3%
Returns, $75k–$100k8.9%
Returns, $100k–$200k8.9%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$82,900
Median gross rent$625
Rent as a share of household income28%
Owner-occupied81.4%
Vacant homes18.2%
Median year built1977

What the homes are

Detached house68.9%
Attached house0.4%
2 to 4 units1.2%
5 to 19 units1.2%
Mobile home28.3%
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$142,212as of 2026-07
Typical home value, 1 yeardown 2.2%
Typical home value, 5 yearsup 30.1%
Typical home value, 10 yearsup 106%
Typical home value since 2000
201120182026$145,413$61,900

$62,771 in 2011 to $142,212 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.2%
Bachelor's degree or higher15.6%
High school diploma or higher83.9%
Works from home7.8%
Drives to work alone82%
Takes public transport0%
Commutes 45 minutes or more19.8%
Health

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

Colorectal screening64.3% same as the national average of 64.3%
Visited a dentist48.1% 13.2 pts below the national average of 61.3%
Mammography use69.9% 6 pts below the national average of 75.9%
Sleeps under 7 hours41.9% 5.5 pts above the national average of 36.4%
All natural teeth lost29.2% 16.2 pts above the national average of 13%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments17
People employed194
Annual payroll$4,870,000
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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 71.2% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss47.8 out of 100
Community resilience39.2 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.

Hail95.7Relatively High at its worst in this ZIP code
Strong wind94.6Relatively High at its worst in this ZIP code
Drought91Relatively Low at its worst in this ZIP code
Winter weather89.8Relatively High at its worst in this ZIP code
Ice storm85.9Relatively Moderate at its worst in this ZIP code
Tornado84.7Relatively High at its worst in this ZIP code
Cold wave83.3Relatively High at its worst in this ZIP code
Lightning82.9Relatively High at its worst in this ZIP code
Landslide80.9Relatively Low at its worst in this ZIP code
Earthquake80Relatively Moderate at its worst in this ZIP code
River flooding73.1Relatively Moderate at its worst in this ZIP code
Wildfire63.2Relatively Low at its worst in this ZIP code
Hurricane51.9Relatively Low at its worst in this ZIP code
Heat wave42.4Relatively Low at its worst in this ZIP code
Compared with Kentucky 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 ZIPKentuckyUnited States
Median household income$42,935$62,417$78,538
Income per person$27,070$34,960$43,289
Poverty rate28.5%16.1%12.4%
Median home value$82,900$192,300$303,400
Median gross rent$625$933$1,348
Homeownership81.4%68.3%65%
Bachelor's degree or higher15.6%27%35%
Unemployment rate5.2%4.8%5.2%
Works from home7.8%9.1%13.5%
Born outside the US0.8%4.4%13.9%
Median age46.139.138.7
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 stationLAFAYETTE, TN US24.5 km away

Average high and low by month

January44.6°F / 26.7°F
February49.5°F / 30.7°F
March58.9°F / 38.6°F
April69.5°F / 47.7°F
May77.8°F / 56.4°F
June85.1°F / 65°F
July88.3°F / 68.8°F
August87.9°F / 67.2°F
September81.7°F / 60.2°F
October71.2°F / 48.2°F
November59.2°F / 38.1°F
December48.5°F / 30.7°F
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%.

Monroe 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 vulnerability70more vulnerable than 70% of US census tracts
Socioeconomic status68more vulnerable than 68% of US census tracts
Household characteristics94more vulnerable than 94% of US census tracts
Racial and ethnic minority status10more vulnerable than 10% of US census tracts
Housing type and transport46more vulnerable than 46% of US census tracts
Walkability3.3 out of 20Least walkable
Nearby ZIP codes

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

42167 Tompkinsville, KY12.7 km away
42157 Mount Hermon, KY13.2 km away
38575 Moss, TN13.7 km away
42133 Fountain Run, KY14.4 km away
37150 Red Boiling Springs, TN15.9 km away
38588 Whitleyville, TN18.9 km away
42131 Etoile, KY20 km away
42153 Holland, KY21.1 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.

Monroe County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area39.45 sq mi
Water area0.39 sq mi
Population density32 people per sq mi
Latitude, longitude36.6540, -85.8134

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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