Postal Codes

37618 ZIP Code

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ZIP code 37618 covers Bluff City, Tennessee, with a population of about 13,208 and a median household income of $58,413.

Population
13,208191 per square mile
Median age
44.35.6 points above the US average
Median household income
$58,41313% below the Tennessee median
Poverty rate
16.8%4.4 points above the US average
Typical home value
$286,127up 40.5% in five years
Median rent
$88022% below the Tennessee median
Degree or higher
16.8%18.2 points below the US average
Homeownership
78.5%13.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
142

Where 37618 is

Bluff City, 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

Population13,208
Median age44.3
Family households70.3%
Born outside the US1.9%
Speaks a language other than English at home2.2%
White (non-Hispanic)94.1%
Black (non-Hispanic)2%
Asian (non-Hispanic)0.5%
Hispanic or Latino1.5%
Veterans8.4%
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$58,413
Income per person$30,039
Poverty rate16.8%
Households on SNAP or cash assistance14.5%

Household income distribution

Under $10k4.7%
$10–15k4.0%
$15–20k4.1%
$20–25k4.3%
$25–30k3.0%
$30–35k5.6%
$35–40k7.1%
$40–45k4.4%
$45–50k2.8%
$50–60k11.2%
$60–75k14.3%
$75–100k13.3%
$100–125k9.5%
$125–150k5.4%
$150–200k4.0%
$200k or more2.3%

Income as declared to the IRS

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

Tax returns filed5,650
Mean adjusted gross income$63,128
Returns declaring $200,000 or more3.4%
Returns, under $25k29.2%
Returns, $25k–$50k27.4%
Returns, $50k–$75k15.4%
Returns, $75k–$100k10.8%
Returns, $100k–$200k13.8%
Returns, $200k or more3.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$174,000
Median gross rent$880
Rent as a share of household income25.2%
Owner-occupied78.5%
Vacant homes12.1%
Median year built1983

What the homes are

Detached house67%
Attached house0.3%
2 to 4 units2.6%
5 to 19 units2.6%
20 or more units1.6%
Mobile home24.6%
Boat, RV or van1.2%
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$286,127as of 2026-07
Typical home value, 1 yearup 2.9%
Typical home value, 5 yearsup 40.5%
Typical home value, 10 yearsup 97.9%
Typical home value since 2000
200020132026$286,127$92,876

$92,876 in 2000 to $286,127 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate8%
Bachelor's degree or higher16.8%
High school diploma or higher87.5%
Works from home7.5%
Drives to work alone81.2%
Takes public transport0%
Commutes 45 minutes or more14.6%
Health

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

Obesity37.7% 4.3 pts above the national average of 33.4%
Diagnosed diabetes15.2% 3.2 pts above the national average of 12%
Currently smokes19.7% 6.5 pts above the national average of 13.2%
High blood pressure42.2% 8.1 pts above the national average of 34.1%
Fair or poor general health24.5% 4.2 pts above the national average of 20.3%
No health insurance (18–64)10.7% 0.6 pts below the national average of 11.3%
Depression30.7% 8.8 pts above the national average of 21.9%
No leisure-time physical activity28.8% 3.4 pts above the national average of 25.4%
Arthritis36.8% 11.7 pts above the national average of 25.1%
Binge drinking12.7% 3.3 pts below the national average of 16%
Taking blood pressure medication80.2% 5.5 pts above the national average of 74.7%
Cancer (non-skin)10.3% 2.6 pts above the national average of 7.7%
Current asthma11.3% 0.9 pts above the national average of 10.4%
Coronary heart disease8.4% 2.2 pts above the national average of 6.2%
Routine check-up in past year79.7% 3 pts above the national average of 76.7%
Cholesterol screening88.1% 2.2 pts above the national average of 85.9%
Cognitive disability17.8% 3 pts above the national average of 14.8%
Colorectal screening64.4% same as the national average of 64.3%
COPD10.5% 3.9 pts above the national average of 6.6%
Visited a dentist63.2% 1.9 pts above the national average of 61.3%
Any disability38.4% 7.7 pts above the national average of 30.7%
Hearing disability9.2% 2.5 pts above the national average of 6.7%
High cholesterol39.9% 3.7 pts above the national average of 36.2%
Independent living disability10.1% 1.7 pts above the national average of 8.4%
Mammography use79.8% 3.9 pts above the national average of 75.9%
Poor mental health (14+ days)19.3% 2.5 pts above the national average of 16.8%
Mobility disability19.2% 5.2 pts above the national average of 14%
Poor physical health (14+ days)16.8% 3.3 pts above the national average of 13.5%
Self-care disability4.5% 0.5 pts above the national average of 4%
Sleeps under 7 hours36.4% same as the national average of 36.4%
Stroke4.2% 0.8 pts above the national average of 3.4%
All natural teeth lost13.1% same as the national average of 13%
Vision disability5.7% same as the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments142
People employed1,133
Annual payroll$50,967,000
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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 36.2% of US census tracts
FEMA ratingVery Low to Relatively Low across the 7 census tracts this ZIP code covers
Expected annual loss29.2 out of 100
Community resilience30.8 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.

Landslide97.3Relatively Moderate at its worst in this ZIP code
Lightning82.6Relatively High at its worst in this ZIP code
Strong wind82.5Relatively High at its worst in this ZIP code
Wildfire65.6Relatively Low at its worst in this ZIP code
Earthquake64.8Relatively Low at its worst in this ZIP code
River flooding64.6Relatively High at its worst in this ZIP code
Drought63.7Relatively Low at its worst in this ZIP code
Winter weather52.9Relatively Moderate at its worst in this ZIP code
Hail47.5Relatively Low at its worst in this ZIP code
Hurricane46.1Very Low at its worst in this ZIP code
Tornado41.2Relatively Low at its worst in this ZIP code
Cold wave39.9Relatively Low at its worst in this ZIP code
Ice storm17.6Relatively Low at its worst in this ZIP code
Heat wave3Very 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$58,413$67,097$78,538
Income per person$30,039$37,866$43,289
Poverty rate16.8%13.8%12.4%
Median home value$174,000$256,800$303,400
Median gross rent$880$1,122$1,348
Homeownership78.5%67%65%
Bachelor's degree or higher16.8%30.4%35%
Unemployment rate8%4.7%5.2%
Works from home7.5%11.4%13.5%
Born outside the US1.9%5.9%13.9%
Median age44.338.938.7
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 stationELIZABETHTON, TN US13.8 km away
Rain in a year48 in
Snow in a year6 in

Average high and low by month

January46.2°F / 25.5°F3.78 in rain, 1.9 in snow
February50.4°F / 28.1°F3.76 in rain, 2.1 in snow
March58.9°F / 34.2°F3.97 in rain, 0.1 in snow
April69°F / 41.9°F3.81 in rain
May76.6°F / 51.8°F4.43 in rain
June82.9°F / 59.6°F5.16 in rain
July85.5°F / 63.5°F5.86 in rain
August85°F / 62.3°F4.2 in rain
September80.1°F / 55.6°F3 in rain
October70°F / 44°F2.8 in rain
November58.5°F / 33.3°F3.36 in rain, 0.1 in snow
December49.5°F / 28.8°F3.9 in rain, 1.8 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 supermarket38% of this ZIP code's area
Far from a supermarket38% of this ZIP code's area
No vehicle and far from a supermarket74% 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 2 school districts, so the address decides which one, not the ZIP code.

Sullivan County School District96.1% of this ZIP code's land area
Bristol City School District3.9% 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 vulnerability48more vulnerable than 48% of US census tracts
Socioeconomic status56more vulnerable than 56% of US census tracts
Household characteristics55more vulnerable than 55% of US census tracts
Racial and ethnic minority status7more vulnerable than 7% of US census tracts
Housing type and transport47more vulnerable than 47% 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.

37621 Bristol, TN3.9 km away
37699 Piney Flats, TN8.8 km away
37686 Piney Flats, TN9.4 km away
37620 Bristol, TN11.2 km away
37694 Watauga, TN12.3 km away
37617 Blountville, TN13.3 km away
37625 Bristol, TN13.8 km away
24203 Bristol, VA13.9 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.

Sullivan County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area69.31 sq mi
Water area0.71 sq mi
Population density191 people per sq mi
Latitude, longitude36.4774, -82.2362

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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