ZIP Codes of Smith County, TX

Population & People
Population & People
Total Population
247,103
Household Income
Household Income
Median Income
$74,827
Housing
Housing
Total Housing Units
102,128
Business & Economy
Business & Economy
Total Businesses
6,408
Employment
Employment
Employment Rate
59.05%
Education
Education
Bachelor's Degree+
28.48%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 22 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:22 ZIP Codes (16 Standard, 4 PO Box, 2 Unique) [See All]
Area Codes:430 / 903
Timezone:Central (GMT -06:00)
Local Time:2:14:02 PM
Population:247,103 [See All]
FIPS:48423
CBSA:Tyler, TX
Land Area:1,048 sq mi
Water Area:30 sq mi
Coordinates:32.3217, -95.2689
Quick Link:
https://www.zip-codes.com/county/tx-smith.asp
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Striking education divide
Bachelor's share spans 4.8% to 42.8% — a 38-point gap.

Standout ZIPs in this County


Most Populous
Tyler · 46,039 people
18.6% of county total
Highest Income
Lindale · $93,462 median
1.2× county average
Largest Land Area
Troup · 186.9 sq mi
Spans the most ground
Fastest Growth
Tyler · 34.1% (10-yr)
7,255 → 9,732 residents
Most Educated
Tyler · 42.8% bachelor's+
13,332 of 31,143 adults 25+

Things worth knowing about Smith County


247,103 residents live across 22 ZIPs covering 1,048 sq mi, served by 8 distinct USPS-recognized cities.

Population moved from 218,675 to 246,947 from 2014 to 2024 — a +12.9% change. 13 ZIPs gained residents, 3 lost.

The county's wealthiest ZIP 75771 (Lindale, $93,462 median) and poorest ZIP 75750 (Arp, $50,948) are 28.6 miles apart — a 1.8× income gap across local geography.

Median home values vary 2.9× across this county — from $115,200 in 75702 (Tyler) to $336,300 in 75703 (Tyler).

Density varies 53× across the county — from 48 people/sq mi in 75792 (Winona) to 2,548 in 75701 (Tyler).

Educational attainment ranges from 4.8% bachelor's+ in 75705 (Tyler) to 42.8% in 75703 (Tyler) — the breadth of educational profiles across the area.

Within Texas, this is the #23 most populous of 254 counties and ranks #78 for median household income with the #50 fastest decade growth .

Hosts 2 single-entity Unique ZIPs: 75799University Of Texas At Tyler ; and 75798Tyler Junior College .

Weighted by population, the typical household earns about $76,081 across the county — reflecting what a typical resident sees, not a simple ZIP average.

28.5% of adults age 25+ hold a bachelor's degree or higher (46,781 of 164,277 reporting).

16 Standard delivery, 4 PO Box only, 2 single-entity Unique ZIPs serve this county.

All ZIP Codes in Smith County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
75703TylerStandard46,039$79,19456.423.1%
75701TylerStandard36,344$66,40114.32.5%
75702TylerStandard27,927$51,56415.84.7%
75771LindaleStandard21,238$93,462154.810.5%
75707TylerStandard17,532$84,95452.916.9%
75791WhitehouseStandard15,786$92,10742.317.1%
75762FlintStandard15,704$90,05753.024.0%
75757BullardStandard14,328$91,16590.228.9%
75708TylerStandard9,732$85,44157.134.1%
75706TylerStandard9,560$61,68775.12.1%
75789TroupStandard9,095$83,131186.925.6%
75704TylerStandard8,913$55,85568.5-5.7%
75709TylerStandard6,015$75,62521.619.6%
75792WinonaStandard3,898$54,29381.315.5%
75750ArpStandard3,132$50,94852.0-10.8%
75705TylerStandard1,704$81,34625.9-30.0%
75711TylerPO Box1560.0
75798TylerUnique0.0
75710TylerPO Box0.0
75712TylerPO Box0.0
75713TylerPO Box0.0
75799TylerUnique0.1

Adjacent & Nearby Counties