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

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zipcodes.pro — STATE/TN/COUNTY/HAMILTON

Hamilton County, TN ZIP codes

There are 32 ZIP codes in Hamilton County, TN, in 14 towns, from 37302 to 37450. The largest are 37421 (Chattanooga), 37343 (Hixson) and 37363 (Ooltewah).

The county seat is Chattanooga.

ZIP codes
32
Towns
14
County seat
Chattanooga
County FIPS
47065
Population
376,192
Median household income
$76,183
Land area
542 sq mi
Area code
423
Metro area
Chattanooga

Hamilton County ZIP codes by town

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 Hamilton County ZIP codes

3730237304373083731537336373413734337350373513736337373373773737937384374013740237403374043740637407374083740937410374113741237414374153741637421374223742437450

The ZIP codes of Hamilton 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.

Hamilton County in numbers

About 376,192 people live in Hamilton County, in 154,181 households, the 4th most populous of Tennessee's 95 counties. The median household income is $76,183 a year, 9% above the Tennessee median of $69,595 (US: $80,734). The median owner-occupied home is valued at $312,800 (9% above the Tennessee median), and median gross rent is $1,253 a month. The median age is 39.5; 37.5% of adults 25 and over hold a bachelor's degree or higher (31.1% across Tennessee); the average commute takes 22 minutes.

Population376,192Hamilton376,192
Households154,181Hamilton154,181
Median age39.5Hamilton39.5Tennessee38.9US 38.9
Median household income$76,183Hamilton$76,183Tennessee$69,595US $80,734
Median home value$312,800Hamilton$312,800Tennessee$286,700US $332,700
Median gross rent$1,253Hamilton$1,253Tennessee$1,189US $1,413
Bachelor's degree or higher37.5%Hamilton37.5%Tennessee31.1%US 35.7%
Mean commute22.1 minHamilton22.1 minTennessee25.7 minUS 26.4 min
Population density694 / sq miHamilton694 / 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 Hamilton County

Largest towns in Hamilton County
TownZIP codesPopulation
Chattanooga 18 185,783
Hixson 1 45,101
Ooltewah 1 42,093
Soddy Daisy 2 13,231
Collegedale 1 11,330
Signal Mountain 1 8,860
Harrison 1 8,011
Georgetown 1 4,483
Apison 1 4,271
Birchwood 1 3,188
Sale Creek 1 2,955
Lookout Mountain 1 2,111
Lupton City 1 281

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 Hamilton County.

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

Every ZIP code in Hamilton County, with figures

ZIP codes in Hamilton County
ZIP City Type Population Median income Median home
37302 Apison , TN Standard 5,082 $128,885 $419,800
37304 Bakewell , TN No street area — — —
37308 Birchwood , TN Standard 3,188 $80,394 $253,100
37315 Collegedale , TN Standard 1,825 — —
37336 Georgetown , TN Standard 4,483 $66,739 $266,100
37341 Harrison , TN Standard 15,591 $92,120 $290,800
37343 Hixson , TN Standard 45,101 $82,227 $307,100
37350 Lookout Mountain , TN Standard 2,111 $201,000 $855,300
37351 Lupton City , TN Standard 281 $50,250 $219,000
37363 Ooltewah , TN Standard 42,093 $97,399 $376,800
37373 Sale Creek , TN Standard 3,273 $54,974 $310,800
37377 Signal Mountain , TN Standard 17,188 $119,636 $529,500
37379 Soddy Daisy , TN Standard 29,430 $88,875 $307,300
37384 Soddy Daisy , TN No street area — — —
37401 Chattanooga , TN No street area — — —
37402 Chattanooga , TN Standard 3,953 $24,214 $268,800
37403 Chattanooga , TN Standard 6,413 $81,136 $525,200
37404 Chattanooga , TN Standard 14,737 $56,637 $255,400
37406 Chattanooga , TN Standard 13,364 $44,850 $168,000
37407 Chattanooga , TN Standard 9,156 $35,845 $98,900
37408 Chattanooga , TN Standard 3,502 $81,250 $468,200
37409 Chattanooga , TN Standard 3,357 $74,754 $267,400
37410 Chattanooga , TN Standard 4,129 $28,708 $153,400
37411 Chattanooga , TN Standard 18,997 $56,579 $232,300
37412 Chattanooga , TN Standard 21,864 $62,508 $209,900
37414 Chattanooga , TN No street area — — —
37415 Chattanooga , TN Standard 24,181 $70,972 $285,000
37416 Chattanooga , TN Standard 13,919 $70,705 $253,100
37421 Chattanooga , TN Standard 52,985 $82,517 $333,700
37422 Chattanooga , TN No street area — — —
37424 Chattanooga , TN No street area — — —
37450 Chattanooga , TN Standard 0 — —

Cite this page

zipcodes.pro. “Hamilton County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/tn/county/hamilton

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