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US ZIP Code Profile

ZIP Code 77539
Dickinson, Texas

ZIP code 77539 is in Dickinson, located in Galveston County, Texas, within the Houston-The Woodlands-Sugar Land metro area. Its 2020 Census population was 48,183. The estimated median adjusted gross income per tax return is $47,737, and about 5% of filers report $200,000 or more.

2020 Population
48,183
Census ZCTA
County
Galveston
FIPS 48167
Median income (est.)
$47,737
IRS SOI 2022
Land Area
50.373 mi²
+ 3.08 mi² water

01Location & Geography

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

Primary CityDickinson, 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
Coordinates29.452997, -95.02847
Land / Water Area50.373 mi² land · 3.08 mi² water

02Income & Economics

Distribution of the 21,600 individual tax returns filed in 77539 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
29.5%
$25K–$50K
22.5%
$50K–$75K
15.1%
$75K–$100K
10.2%
$100K–$200K
18.0%
$200K+
4.7%
The $200,000+ bracket accounts for 24% of 77539's total adjusted gross income, from 5% of returns — a concentration that drives the gap between the median ($47,737) 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 77539's IRS income metrics, 2020–2022.

Median income (2021→2022)
$47,737
▲ 6.8%
Filers earning $200K+
4.7%
▲ 0.8 pt
Total filers
21,600
▲ 2.1%
GET /zipc/v2/zipcodes/77539/soi?year=… $43K 2020 $45K 2021 $48K 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 77539 ZCTA.

2000
26,851
 
2010
38,806
▲ +44.5%
2020
48,183
▲ +24.2%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number482485
City AliasesDickinson, Texas City, San Leon

06Frequently Asked Questions

What county is ZIP code 77539 in?

ZIP code 77539 is in Galveston County, Texas (county FIPS code 48167).

What city is ZIP code 77539?

The primary USPS city for 77539 is Dickinson, TX.

What metro area (MSA) is 77539 in?

77539 is part of the Houston-The Woodlands-Sugar Land, TX Metro Area (MSA code 26420).

What is the population of ZIP code 77539?

The 2020 Census population of 77539 was 48,183 residents.

What is the median income in ZIP code 77539?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 77539 is about $47,737, with around 5% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.