ZIP Code Tabulation Area · Tennessee

ZIP Code 37656: Washington County, TN

ZIP Code 37656 (Washington County, Tennessee) has an estimated 3,849 residents in 1,578 households. The median household income is $63,617, the median home value is $236,600 and the median gross rent is $794/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Total population

3,849

Margin of error ±784

Median household income

$63,617

Margin of error ±$15,306

Median home value

$236,600

Margin of error ±$17,477

Median gross rent

$794/mo

Margin of error ±$123

Median age

51.7 yrs

Margin of error ±5.1 yrs

Mean travel time to work

24.9 min

Margin of error ±9.0 min

How ZIP 37656 compares with Tennessee and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 3765651.7 yrsTennessee38.9 yrsUnited States38.9 yrs

Median household income

ZIP 37656$63,617Tennessee$69,595United States$80,734

Per capita income

ZIP 37656$32,397Tennessee$39,437United States$44,673

Poverty rate

ZIP 3765612.0%Tennessee13.8%United States12.5%

Unemployment rate

ZIP 376566.5%Tennessee4.7%United States5.2%

Bachelor's degree or higher

ZIP 3765622.4%Tennessee31.1%United States35.7%

Median home value

ZIP 37656$236,600Tennessee$286,700United States$332,700

Median gross rent

ZIP 37656$794/moTennessee$1,189/moUnited States$1,413/mo

Owner-occupied homes

ZIP 3765687.3%Tennessee66.9%United States65.2%

Mean travel time to work

ZIP 3765624.9 minTennessee25.7 minUnited States26.4 min

Worked from home

ZIP 376568.8%Tennessee12.9%United States15.1%

All figures for ZIP 37656

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 37656 — ACS 2020–2024 5-year estimates
Measure	ZIP 37656	Margin of error	Tennessee	United States
Total population	3,849	±784	7,066,383	334,922,499
Median age	51.7 yrs	±5.1 yrs	38.9 yrs	38.9 yrs
Households	1,578	±263	2,824,277	129,227,496
Median household income	$63,617	±$15,306	$69,595	$80,734
Per capita income	$32,397	±$4,777	$39,437	$44,673
Poverty rate	12.0%	±5.7 pts	13.8%	12.5%
Unemployment rate	6.5%	±7.6 pts	4.7%	5.2%
Bachelor's degree or higher	22.4%	±6.9 pts	31.1%	35.7%
Median home value	$236,600	±$17,477	$286,700	$332,700
Median gross rent	$794/mo	±$123	$1,189/mo	$1,413/mo
Owner-occupied homes	87.3%	±6.6 pts	66.9%	65.2%
Mean travel time to work	24.9 min	±9.0 min	25.7 min	26.4 min
Worked from home	8.8%	±6.4 pts	12.9%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 37656
Group	ZIP 37656	Tennessee	United States
White alone, not Hispanic or Latino	95.3%	71.0%	57.4%
Black or African American alone, not Hispanic or Latino	0.1%	15.4%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.1%	0.5%
Asian alone, not Hispanic or Latino	1.1%	1.9%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.1%	0.2%
Some other race alone, not Hispanic or Latino	1.3%	0.4%	0.6%
Two or more races, not Hispanic or Latino	0.4%	3.7%	4.3%
Hispanic or Latino (of any race)	1.8%	7.4%	19.3%

Where ZIP 37656 is

State: Tennessee
Main county: Washington County— also overlaps Greene County, Sullivan County
Largest overlapping place: Fall Branch (16% of the ZIP's land area)
Land area: 29.11 sq mi· about 132 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Washington County

37601 Johnson City, TN 37604 Johnson City, TN 37614 Johnson City, TN 37615 Washington County, TN 37659 Washington County, TN 37681 Washington County, TN 37690 Washington County, TN

See every ZIP code in Tennessee, or compare ZIP 37656 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.