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What county is Laredo, TX in?

Updated November 1, 2026 · Data: U.S. Census Bureau

Laredo, Texas is in Webb County.

Laredo at a glance

Population255,949Largest place in Webb County

Land area109.1 sq mi2,346 people per sq mi

Share of Webb County96%of the county's residents live here

County seatYes

Time zoneCentralAmerica/Chicago

Nearest county line18 mito Zapata County

How close is Laredo to a county line?

The center of Laredo (its Census internal point) is about 18 mi from the Zapata County line. Homes near the edge of town can be much closer; if you live near a line, check your address and the lookup will tell you how far you are from it.

What ZIP codes are in Laredo?

7 ZIP codes use the name Laredo or are centered in it. Shares are of each ZIP's land; a ZIP named after a town can reach beyond its city limits.

ZIP	Post office name	County (land share)
78040	Laredo	Webb County
78041	Laredo	Webb County
78042	Laredo	Webb County
78043	Laredo	Webb County
78044	Laredo	Webb County
78045	Laredo	Webb County
78046	Laredo	Webb County

About Webb County

County seat: Laredo. FIPS code 48479. Population 267,731. All Webb County facts.

Towns near Laredo

Rio Bravo: 14 mi away, Webb County
El Cenizo: 16 mi away, Webb County
Medina: 45 mi away, Zapata County
Zapata: 48 mi away, Zapata County
Falcon Lake Estates: 50 mi away, Zapata County
Siesta Shores: 51 mi away, Zapata County

Laredo has about 255,949 people. It is an incorporated city or town.

Sources: ACS 2019-2023 5-year (residents by county, table B01003); Census TIGER/Line 2024 and Gazetteer 2024 (land, location); Census 2020 ZCTA file and GeoNames (ZIP codes). Data as of November 1, 2026. Not affiliated with any government agency.

FAQ

Frequently asked questions

What county is Laredo, TX in?

Laredo, Texas is in Webb County. The county seat of Webb County is Laredo.

What ZIP codes are in Laredo, TX?

78040, 78041, 78042, 78043, 78044, 78045, 78046.

Is Laredo the county seat of Webb County?

Yes.

What time zone is Laredo, TX in?

Central time (America/Chicago).

How do I know which county my Laredo address is in?

Use the address lookup at your home, or check your appraisal district record.

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CountyFinder is an independent website. It is not affiliated with the U.S. Census Bureau, USPS or any county, state or federal agency. County boundaries are from Census TIGER/Line, published for statistical purposes only: they are not a determination of jurisdictional authority or legal land descriptions. For legal or tax purposes, confirm your county with the county.