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US ZIP Code Profile

ZIP Code 77004
Houston, Texas

ZIP code 77004 is in Houston, located in Harris County, Texas, within the Houston-The Woodlands-Sugar Land metro area. Its 2020 Census population was 37,005. The estimated median adjusted gross income per tax return is $50,799, and about 11% of filers report $200,000 or more.

2020 Population
37,005
Census ZCTA
County
Harris
FIPS 48201
Median income (est.)
$50,799
IRS SOI 2022
Land Area
5.78 mi²
+ 0.027 mi² water

01Location & Geography

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

Primary CityHouston, TX
CountyHarris County (FIPS 48201)
StateTexas (FIPS 48)
Metro Area (MSA)Houston-The Woodlands-Sugar Land, TX Metro Area (26420)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.724894, -95.363754
Land / Water Area5.78 mi² land · 0.027 mi² water

02Income & Economics

Distribution of the 12,630 individual tax returns filed in 77004 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
30.1%
$25K–$50K
19.5%
$50K–$75K
13.6%
$75K–$100K
8.6%
$100K–$200K
16.8%
$200K+
11.4%
The $200,000+ bracket accounts for 51% of 77004's total adjusted gross income, from 11% of returns — a concentration that drives the gap between the median ($50,799) 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 77004's IRS income metrics, 2020–2022.

Median income (2021→2022)
$50,799
▲ 8.5%
Filers earning $200K+
11.4%
▲ 1.1 pt
Total filers
12,630
▲ 0.7%
GET /zipc/v2/zipcodes/77004/soi?year=… $44K 2020 $47K 2021 $51K 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 77004 ZCTA.

2000
30,379
 
2010
32,692
▲ +7.6%
2020
37,005
▲ +13.2%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 77004. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 77004

Houston and its immediate neighbors, sorted by distance.

3 mi
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Distance from 77004 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number484145
City AliasesHouston

07Frequently Asked Questions

What county is ZIP code 77004 in?

ZIP code 77004 is in Harris County, Texas (county FIPS code 48201).

What city is ZIP code 77004?

The primary USPS city for 77004 is Houston, TX.

What metro area (MSA) is 77004 in?

77004 is part of the Houston-The Woodlands-Sugar Land, TX Metro Area (MSA code 26420).

What is the population of ZIP code 77004?

The 2020 Census population of 77004 was 37,005 residents.

What is the median income in ZIP code 77004?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 77004 is about $50,799, with around 11% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.