Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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Sebastian County, AR ZIP codes

There are 21 ZIP codes in Sebastian County, AR, in 9 towns, from 72901 to 72945. The largest are 72903 (Fort Smith), 72904 (Fort Smith) and 72901 (Fort Smith).

The county seats are Fort Smith and Greenwood.

ZIP codes
21
Towns
9
County seats
Fort Smith, Greenwood
County FIPS
05131
Population
128,900
Median household income
$57,790
Land area
531 sq mi
Area code
479
Metro area
Fort Smith

Sebastian County ZIP codes by town

Greenwood (county seat)
72936

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Sebastian County ZIP codes

729017290272903729047290572906729087291372914729167291772918729197292372936729377293872940729417294472945

The ZIP codes of Sebastian County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Sebastian County in numbers

About 128,900 people live in Sebastian County, in 52,181 households, the 4th most populous of Arkansas's 75 counties. The median household income is $57,790 a year, 5% below the Arkansas median of $60,773 (US: $80,734). The median owner-occupied home is valued at $176,200 (6% below the Arkansas median), and median gross rent is $886 a month. The median age is 38.0; 23.3% of adults 25 and over hold a bachelor's degree or higher (25.7% across Arkansas); the average commute takes 19 minutes.

Population128,900Sebastian128,900
Households52,181Sebastian52,181
Median age38.0Sebastian38.0Arkansas38.5US 38.9
Median household income$57,790Sebastian$57,790Arkansas$60,773US $80,734
Median home value$176,200Sebastian$176,200Arkansas$188,000US $332,700
Median gross rent$886Sebastian$886Arkansas$947US $1,413
Bachelor's degree or higher23.3%Sebastian23.3%Arkansas25.7%US 35.7%
Mean commute19.3 minSebastian19.3 minArkansas22.5 minUS 26.4 min
Population density243 / sq miSebastian243 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Sebastian County

Largest towns in Sebastian County
TownZIP codesPopulation
Fort Smith 13 89,805
Greenwood 1 9,616
Barling 1 5,007
Lavaca 1 2,489
Mansfield 1 1,204
Hackett 1 1,118
Hartford 1 496
Huntington 1 468
Midland 1 262

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Sebastian County.

Not sure you are in Sebastian County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Sebastian County, with figures

ZIP codes in Sebastian County
ZIP City Type Population Median income Median home
72901 Fort Smith , AR Standard 19,819 $42,851 $118,100
72902 Fort Smith , AR No street area — — —
72903 Fort Smith , AR Standard 27,242 $61,434 $235,900
72904 Fort Smith , AR Standard 21,296 $41,909 $111,500
72905 Fort Smith , AR Standard 0 — —
72906 Fort Smith , AR No street area — — —
72908 Fort Smith , AR Standard 14,288 $72,732 $197,000
72913 Fort Smith , AR No street area — — —
72914 Fort Smith , AR No street area — — —
72916 Fort Smith , AR Standard 11,711 $87,983 $263,700
72917 Fort Smith , AR No street area — — —
72918 Fort Smith , AR No street area — — —
72919 Fort Smith , AR No street area — — —
72923 Barling , AR Standard 4,956 $54,157 $140,000
72936 Greenwood , AR Standard 14,070 $71,829 $201,400
72937 Hackett , AR Standard 4,075 $61,590 $156,000
72938 Hartford , AR Standard 933 $45,114 $161,600
72940 Huntington , AR Standard 1,829 $58,056 $167,300
72941 Lavaca , AR Standard 5,140 $73,558 $169,600
72944 Mansfield , AR Standard 2,599 $46,419 $117,400
72945 Midland , AR Standard 475 $36,868 $85,000

Cite this page

zipcodes.pro. “Sebastian County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/ar/county/sebastian

Underlying data is public domain or openly licensed — sources, vintages and licences.