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US ZIP Code Profile

ZIP Code 77577
Liverpool, Texas

ZIP code 77577 is in Liverpool, located in Brazoria County, Texas, within the Houston-The Woodlands-Sugar Land metro area. Its 2020 Census population was 1,250. The estimated median adjusted gross income per tax return is $49,167, and about 4% of filers report $200,000 or more.

2020 Population
1,250
Census ZCTA
County
Brazoria
FIPS 48039
Median income (est.)
$49,167
IRS SOI 2022
Land Area
19.9 mi²
+ 0.197 mi² water

01Location & Geography

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

Primary CityLiverpool, TX
CountyBrazoria County (FIPS 48039)
StateTexas (FIPS 48)
Metro Area (MSA)Houston-The Woodlands-Sugar Land, TX Metro Area (26420)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.284475, -95.28159
Land / Water Area19.9 mi² land · 0.197 mi² water

02Income & Economics

Distribution of the 690 individual tax returns filed in 77577 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
29.0%
$25K–$50K
21.7%
$50K–$75K
14.5%
$75K–$100K
8.7%
$100K–$200K
21.7%
$200K+
4.3%
The $200,000+ bracket accounts for 21% of 77577's total adjusted gross income, from 4% of returns — a concentration that drives the gap between the median ($49,167) 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 77577's IRS income metrics, 2020–2022.

Median income (2021→2022)
$49,167
▲ 13.3%
Filers earning $200K+
4.3%
▲ 1.4 pt
Total filers
690
▲ 3.0%
GET /zipc/v2/zipcodes/77577/soi?year=… $41K 2020 $43K 2021 $49K 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 77577 ZCTA.

2000
857
 
2010
1,368
▲ +59.6%
2020
1,250
▼ -8.6%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number485220
City AliasesLiverpool

06Frequently Asked Questions

What county is ZIP code 77577 in?

ZIP code 77577 is in Brazoria County, Texas (county FIPS code 48039).

What city is ZIP code 77577?

The primary USPS city for 77577 is Liverpool, TX.

What metro area (MSA) is 77577 in?

77577 is part of the Houston-The Woodlands-Sugar Land, TX Metro Area (MSA code 26420).

What is the population of ZIP code 77577?

The 2020 Census population of 77577 was 1,250 residents.

What is the median income in ZIP code 77577?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 77577 is about $49,167, with around 4% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.