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US ZIP Code Profile

ZIP Code 77003
Houston, Texas

ZIP code 77003 is in Houston, located in Harris County, Texas, within the Houston-The Woodlands-Sugar Land metro area. Its 2020 Census population was 11,874. The estimated median adjusted gross income per tax return is $59,494, and about 10% of filers report $200,000 or more.

2020 Population
11,874
Census ZCTA
County
Harris
FIPS 48201
Median income (est.)
$59,494
IRS SOI 2022
Land Area
2.539 mi²
+ 0.026 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
Coordinates29.749779, -95.34589
Land / Water Area2.539 mi² land · 0.026 mi² water

02Income & Economics

Distribution of the 5,380 individual tax returns filed in 77003 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
25.1%
$25K–$50K
19.3%
$50K–$75K
14.7%
$75K–$100K
10.0%
$100K–$200K
21.0%
$200K+
9.8%
The $200,000+ bracket accounts for 37% of 77003's total adjusted gross income, from 10% of returns — a concentration that drives the gap between the median ($59,494) 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 77003's IRS income metrics, 2020–2022.

Median income (2021→2022)
$59,494
▲ 10.6%
Filers earning $200K+
9.8%
▲ 1.4 pt
Total filers
5,380
▲ 0.7%
GET /zipc/v2/zipcodes/77003/soi?year=… $49K 2020 $54K 2021 $59K 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 77003 ZCTA.

2000
9,195
 
2010
10,508
▲ +14.3%
2020
11,874
▲ +13.0%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 77003. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 77003

Houston and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 77003 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 77003 in?

ZIP code 77003 is in Harris County, Texas (county FIPS code 48201).

What city is ZIP code 77003?

The primary USPS city for 77003 is Houston, TX.

What metro area (MSA) is 77003 in?

77003 is part of the Houston-The Woodlands-Sugar Land, TX Metro Area (MSA code 26420).

What is the population of ZIP code 77003?

The 2020 Census population of 77003 was 11,874 residents.

What is the median income in ZIP code 77003?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 77003 is about $59,494, with around 10% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.