Postal Codes

37881 ZIP Code

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ZIP code 37881 covers Thorn Hill, Tennessee, with a population of about 1,874 and a median household income of $44,583.

Population
1,87426 per square mile
Median age
56.417.7 points above the US average
Median household income
$44,58334% below the Tennessee median
Poverty rate
19.1%6.7 points above the US average
Typical home value
$225,870up 28.1% in five years
Median rent
$80528% below the Tennessee median
Degree or higher
7.8%27.2 points below the US average
Homeownership
78.6%13.6 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
20

Where 37881 is

Thorn Hill, 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

Population1,874
Median age56.4
Family households68.7%
Born outside the US0%
Speaks a language other than English at home1.2%
White (non-Hispanic)96.2%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino1.4%
Veterans6.7%
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$44,583
Income per person$34,427
Poverty rate19.1%
Households on SNAP or cash assistance20.6%

Household income distribution

Under $10k3.9%
$10–15k8.0%
$15–20k9.5%
$20–25k2.4%
$25–30k12.1%
$30–35k1.6%
$35–40k10.7%
$40–45k2.2%
$45–50k6.4%
$50–60k8.5%
$60–75k10.7%
$75–100k6.7%
$100–125k11.1%
$125–150k0.6%
$150–200k2.5%
$200k or more3.1%

Income as declared to the IRS

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

Tax returns filed890
Mean adjusted gross income$53,521
Returns declaring $200,000 or more2.2%
Returns, under $25k34.8%
Returns, $25k–$50k28.1%
Returns, $50k–$75k18.0%
Returns, $75k–$100k6.7%
Returns, $100k–$200k10.1%
Returns, $200k or more2.2%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$124,000
Median gross rent$805
Owner-occupied78.6%
Vacant homes25.3%
Median year built1987

What the homes are

Detached house77%
Mobile home23%
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$225,870as of 2026-07
Typical home value, 1 yearup 12.4%
Typical home value, 5 yearsup 28.1%
Typical home value, 10 yearsup 115.6%
Typical home value since 2000
200320142026$225,870$65,851

$65,851 in 2003 to $225,870 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.7%
Bachelor's degree or higher7.8%
High school diploma or higher70.8%
Works from home0.6%
Drives to work alone70.6%
Takes public transport0%
Commutes 45 minutes or more23.7%
Health

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

Obesity42.2% 8.8 pts above the national average of 33.4%
Diagnosed diabetes18% 6 pts above the national average of 12%
Currently smokes26.1% 12.9 pts above the national average of 13.2%
High blood pressure46.8% 12.7 pts above the national average of 34.1%
Fair or poor general health31.9% 11.6 pts above the national average of 20.3%
No health insurance (18–64)14.4% 3.1 pts above the national average of 11.3%
Depression31.4% 9.5 pts above the national average of 21.9%
No leisure-time physical activity35.3% 9.9 pts above the national average of 25.4%
Arthritis39.2% 14.1 pts above the national average of 25.1%
Binge drinking12.7% 3.3 pts below the national average of 16%
Taking blood pressure medication79.4% 4.7 pts above the national average of 74.7%
Cancer (non-skin)10% 2.3 pts above the national average of 7.7%
Current asthma11.8% 1.4 pts above the national average of 10.4%
Coronary heart disease10.8% 4.6 pts above the national average of 6.2%
Routine check-up in past year77.9% 1.2 pts above the national average of 76.7%
Cholesterol screening84.9% 1 pts below the national average of 85.9%
Cognitive disability22.3% 7.5 pts above the national average of 14.8%
Colorectal screening54.9% 9.4 pts below the national average of 64.3%
COPD14.9% 8.3 pts above the national average of 6.6%
Visited a dentist47.8% 13.5 pts below the national average of 61.3%
Any disability45.7% 15 pts above the national average of 30.7%
Hearing disability11.4% 4.7 pts above the national average of 6.7%
High cholesterol44.3% 8.1 pts above the national average of 36.2%
Independent living disability13.8% 5.4 pts above the national average of 8.4%
Mammography use66.5% 9.4 pts below the national average of 75.9%
Poor mental health (14+ days)21.8% 5 pts above the national average of 16.8%
Mobility disability24.4% 10.4 pts above the national average of 14%
Poor physical health (14+ days)20.7% 7.2 pts above the national average of 13.5%
Self-care disability6.6% 2.6 pts above the national average of 4%
Sleeps under 7 hours40% 3.6 pts above the national average of 36.4%
Stroke5.5% 2.1 pts above the national average of 3.4%
All natural teeth lost28% 15 pts above the national average of 13%
Vision disability8.2% 2.6 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments20
People employed244
Annual payroll$10,233,000
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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 55% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 5 census tracts this ZIP code covers
Expected annual loss36.5 out of 100
Community resilience11.1 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.

Landslide98.9Very High at its worst in this ZIP code
Strong wind89.5Relatively High at its worst in this ZIP code
Wildfire86.4Relatively Moderate at its worst in this ZIP code
Lightning80.8Relatively High at its worst in this ZIP code
River flooding74.5Relatively High at its worst in this ZIP code
Winter weather71.1Relatively High at its worst in this ZIP code
Hail68.9Relatively Moderate at its worst in this ZIP code
Earthquake64.8Relatively Moderate at its worst in this ZIP code
Cold wave64.7Relatively High at its worst in this ZIP code
Tornado61.4Relatively Moderate at its worst in this ZIP code
Ice storm49.9Relatively Moderate at its worst in this ZIP code
Drought40.8Relatively Low at its worst in this ZIP code
Hurricane37.8Very Low at its worst in this ZIP code
Heat wave5.6Very 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$44,583$67,097$78,538
Income per person$34,427$37,866$43,289
Poverty rate19.1%13.8%12.4%
Median home value$124,000$256,800$303,400
Median gross rent$805$1,122$1,348
Homeownership78.6%67%65%
Bachelor's degree or higher7.8%30.4%35%
Unemployment rate5.7%4.7%5.2%
Works from home0.6%11.4%13.5%
Born outside the US0%5.9%13.9%
Median age56.438.938.7
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 stationTAZEWELL, TN US19.2 km away
Rain in a year55 in
Snow in a year8 in

Average high and low by month

January43.9°F / 22.8°F4.73 in rain, 2.6 in snow
February48.3°F / 25.6°F5.06 in rain, 3 in snow
March57.3°F / 31.5°F5.25 in rain, 0.6 in snow
April67.5°F / 39.6°F5.3 in rain, 0.1 in snow
May75.1°F / 50°F4.23 in rain
June81.9°F / 58.8°F5.04 in rain
July84.7°F / 63.3°F5.24 in rain
August84.2°F / 61.8°F3.84 in rain
September79.4°F / 54.7°F3.78 in rain
October68.9°F / 41.4°F3.08 in rain, 0.1 in snow
November57.1°F / 30.7°F3.81 in rain, 0.1 in snow
December47.2°F / 26.1°F5.32 in rain, 1.4 in snow
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 supermarket7% 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%.

This ZIP code is served by 3 school districts, so the address decides which one, not the ZIP code.

Grainger County School District56.1% of this ZIP code's land area
Hancock County School District36.3% of this ZIP code's land area
Hawkins County School District7.1% 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 vulnerability58more vulnerable than 58% of US census tracts
Socioeconomic status73more vulnerable than 73% of US census tracts
Household characteristics68more vulnerable than 68% of US census tracts
Racial and ethnic minority status9more vulnerable than 9% of US census tracts
Housing type and transport38more vulnerable than 38% of US census tracts
Walkability2.6 out of 20Least walkable
Nearby ZIP codes

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

37708 Bean Station, TN8.8 km away
37811 Mooresburg, TN14.4 km away
37869 Sneedville, TN18.2 km away
37879 Tazewell, TN19.1 km away
37814 Morristown, TN19.2 km away
37773 Lone Mountain, TN19.6 km away
37861 Rutledge, TN20.5 km away
37824 New Tazewell, TN21.2 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.

Grainger County56.1% of this ZIP code's land area
Hancock County36.3% of this ZIP code's land area
Hawkins County7.1% of this ZIP code's land area
Claiborne County0.5% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area71.86 sq mi
Water area1.02 sq mi
Population density26 people per sq mi
Latitude, longitude36.3917, -83.3660

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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