ZIP Code Tabulation Area · Tennessee

ZIP Code 37145: Smith County, TN

ZIP Code 37145 (Smith County, Tennessee) has an estimated 2,442 residents in 1,113 households. The median household income is $69,150, the median home value is $177,800 and the median gross rent is $729/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

2,442

Margin of error ±390

Median household income

$69,150

Margin of error ±$22,621

Median home value

$177,800

Margin of error ±$77,477

Median gross rent

$729/mo

Margin of error ±$155

Median age

47.9 yrs

Margin of error ±9.6 yrs

Mean travel time to work

34.0 min

Margin of error ±10.1 min

How ZIP 37145 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 3714547.9 yrsTennessee38.9 yrsUnited States38.9 yrs

Median household income

ZIP 37145$69,150Tennessee$69,595United States$80,734

Per capita income

ZIP 37145$41,464Tennessee$39,437United States$44,673

Poverty rate

ZIP 371456.3%Tennessee13.8%United States12.5%

Unemployment rate

ZIP 371454.0%Tennessee4.7%United States5.2%

Bachelor's degree or higher

ZIP 3714516.2%Tennessee31.1%United States35.7%

Median home value

ZIP 37145$177,800Tennessee$286,700United States$332,700

Median gross rent

ZIP 37145$729/moTennessee$1,189/moUnited States$1,413/mo

Owner-occupied homes

ZIP 3714593.5%Tennessee66.9%United States65.2%

Mean travel time to work

ZIP 3714534.0 minTennessee25.7 minUnited States26.4 min

Worked from home

ZIP 3714519.0%Tennessee12.9%United States15.1%

All figures for ZIP 37145

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 37145 — ACS 2020–2024 5-year estimates
Measure	ZIP 37145	Margin of error	Tennessee	United States
Total population	2,442	±390	7,066,383	334,922,499
Median age	47.9 yrs	±9.6 yrs	38.9 yrs	38.9 yrs
Households	1,113	±178	2,824,277	129,227,496
Median household income	$69,150	±$22,621	$69,595	$80,734
Per capita income	$41,464	±$7,933	$39,437	$44,673
Poverty rate	6.3%	±4.4 pts	13.8%	12.5%
Unemployment rate	4.0%	±3.1 pts	4.7%	5.2%
Bachelor's degree or higher	16.2%	±6.0 pts	31.1%	35.7%
Median home value	$177,800	±$77,477	$286,700	$332,700
Median gross rent	$729/mo	±$155	$1,189/mo	$1,413/mo
Owner-occupied homes	93.5%	±2.6 pts	66.9%	65.2%
Mean travel time to work	34.0 min	±10.1 min	25.7 min	26.4 min
Worked from home	19.0%	±8.2 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 37145
Group	ZIP 37145	Tennessee	United States
White alone, not Hispanic or Latino	96.4%	71.0%	57.4%
Black or African American alone, not Hispanic or Latino	0.0%	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	0.0%	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	0.0%	0.4%	0.6%
Two or more races, not Hispanic or Latino	2.9%	3.7%	4.3%
Hispanic or Latino (of any race)	0.7%	7.4%	19.3%

Where ZIP 37145 is

State: Tennessee
Main county: Smith County— also overlaps Macon County, Jackson County
Land area: 79.33 sq mi· about 31 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 Smith County

37030 Smith County, TN 37151 Smith County, TN 38547 Smith County, TN 38552 Smith County, TN 38560 Smith County, TN 38563 Gordonsville, TN 38567 Smith County, TN 38569 Smith County, TN

See every ZIP code in Tennessee, or compare ZIP 37145 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.