Seguin, TX ZIP codes

3 ZIP/ZCTAs intersecting this Census place in Guadalupe County.

ACS 2023 population

31,789

Median household income

$61,896

Median home value

$227,000

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Seguin (GEOID 4866644). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 57,784 (3 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Seguin, TX

Census place boundary and intersecting ZIP Code Tabulation Areas for Seguin, TX — Census place boundary for Seguin, TX. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources

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ZIP/ZCTA overlap with Seguin

Population overlap

Share of each ZIP/ZCTA’s population located within Seguin, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

781230.0%
7815556.9%
USPS primary city
786380.0%

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Seguin

ZIP	City	County	Population	Income
78123	Mc Queeney	Guadalupe County	2,271	$95,700
78155	Seguin	Guadalupe County	53,449	$71,367
78638	Kingsbury	Guadalupe County	2,064	$82,760

USPS associates these ZIPs with Seguin

These codes list Seguin as a primary or acceptable city. They are not used for the ACS headline.

ZIP	City	County	Population	Income
78156	Seguin	Guadalupe County	1,518	—