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US ZIP Code Profile

ZIP Code 77568
La Marque, Texas

ZIP code 77568 is in La Marque, located in Galveston County, Texas, within the Houston-The Woodlands-Sugar Land metro area. Its 2020 Census population was 20,254. The estimated median adjusted gross income per tax return is $44,318, and about 3% of filers report $200,000 or more.

2020 Population
20,254
Census ZCTA
County
Galveston
FIPS 48167
Median income (est.)
$44,318
IRS SOI 2022
Land Area
12.614 mi²
+ 0.619 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityLa Marque, TX
CountyGalveston County (FIPS 48167)
StateTexas (FIPS 48)
Metro Area (MSA)Houston-The Woodlands-Sugar Land, TX Metro Area (26420)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.363161, -94.98011
Land / Water Area12.614 mi² land · 0.619 mi² water

02Income & Economics

Distribution of the 11,620 individual tax returns filed in 77568 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
31.0%
$25K–$50K
24.6%
$50K–$75K
16.4%
$75K–$100K
10.0%
$100K–$200K
15.3%
$200K+
2.8%
The $200,000+ bracket accounts for 13% of 77568's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($44,318) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 77568's IRS income metrics, 2020–2022.

Median income (2021→2022)
$44,318
▲ 6.7%
Filers earning $200K+
2.8%
▲ 0.4 pt
Total filers
11,620
▲ 6.7%
GET /zipc/v2/zipcodes/77568/soi?year=… $39K 2020 $42K 2021 $44K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 77568 ZCTA.

2000
13,396
 
2010
14,308
▲ +6.8%
2020
20,254
▲ +41.6%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 77568. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 77568

La Marque and its immediate neighbors, sorted by distance.

3 mi
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Distance from 77568 to any ZIP

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06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number484895
City AliasesLa Marque, Texas City

07Frequently Asked Questions

What county is ZIP code 77568 in?

ZIP code 77568 is in Galveston County, Texas (county FIPS code 48167).

What city is ZIP code 77568?

The primary USPS city for 77568 is La Marque, TX.

What metro area (MSA) is 77568 in?

77568 is part of the Houston-The Woodlands-Sugar Land, TX Metro Area (MSA code 26420).

What is the population of ZIP code 77568?

The 2020 Census population of 77568 was 20,254 residents.

What is the median income in ZIP code 77568?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 77568 is about $44,318, with around 3% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.