Residential delivery area · Texas
ZIP Code 77373: Spring, TX
ZIP code 77373 is in Spring, Texas, entirely in Harris County (Census 2020 ZIP-county file). About 70,000 people live there (Census Bureau, ACS 2020-2024), the 3rd most populous of Spring's 8 residential ZIP codes. Median household income is $88,617 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Spring (95%) and Houston (5%).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Spring · 8 residential ZIPs
- County
- Harris County
- Census places
- Spring (95%) census-designated place; Houston (5%)
- Metro area
- Houston-Pasadena-The Woodlands, TX
- House district
- TX-2 119th Congress
- State
- Texas
- Time zone
- Central
- Land area
- 23.8 sq mi · 2,935 people per sq mi
Where is ZIP code 77373?
77373 centers on 30.062°, -95.384° and covers 23.8 square miles of land plus 0.3 of water. It borders 5 ZIP codes: 77386, 77073, 77388, 77338, 77389.
The map draws ZIP code areas only. For the streets inside 77373, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 77373 compare with the rest of Spring?
| Measure | 77373 | In Spring | In Harris County | In TX |
|---|---|---|---|---|
| People (ACS 2020-2024) | 69,739 | 3rd of 8 | 14th of 142 | 52nd of 1,990 |
| Median household income | $89k | 7th of 8 | 40th of 137 | 331st of 1,172 |
| Median home value | $231k | 8th of 8 | 85th of 136 | 612th of 1,172 |
Its median household income is higher than in 72% of U.S. residential ZIP codes, and it is denser than 88% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 77373?
The 2020 Census counted 63,413 people in 77373; the ACS, which samples households over 2020-2024, estimates 69,739. Between the 2010 and 2020 censuses its population grew 16.1% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 69,739
- 2020 Census count
- 63,413+16.1% since 2010 (54,609)
- Households
- 22,966
- Median age
- 32.3
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 77373?
Of the 69,739 people the ACS estimates in 77373, 27.4% are under 18 and 10.1% are 65 or older. The largest group by race and Hispanic origin is Hispanic or Latino (38.3%), then White (not Hispanic) (29.9%).
- Under 1827.4%
- 18 to 6462.6%
- 65 and older10.1%
- Hispanic or Latino38.3%
- White, not Hispanic29.9%
- Black, not Hispanic24.4%
- Other or two or more4.0%
- Asian, not Hispanic3.4%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 77373 earn?
Median household income is $88,617 (ACS 2020-2024), the 40th highest of the 137 ranked ZIP codes in Harris County. It is not measurably different from 2015-2019 ($87,637 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $88,617
- Income per person
- $34,563
- Below the poverty line
- 10.7%
- Unemployed (of the labor force)
- 5.1%
- Adults 25+ with a bachelor's degree
- 25.9%
- Adjusted gross income per tax return, 2022
- $57,30632,550 returns; wages 84% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 77373?
FHFA's house price index for 77373, built from repeat sales and appraisals of the same homes, rose 104% from 2015 to 2025 and rose 60% from 2020 to 2025, and moved +17.1% in 2025.
- Median home value (owners' estimate)
- $231,400
- Median gross rent
- $1,706
- Homes owned by their occupants
- 72.8%
- Housing units
- 24,239
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 77373?
704 business establishments had a location in this ZIP code in 2023, 87 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade120
- Construction100
- Accommodation and food services75
- Professional, scientific, and technical services70
- Other services (except public administration)60
- Health care and social assistance51
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 77373?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 77386 | Spring | 69,980 | $133k | 3.1 mi |
| 77073 | Houston | 46,084 | $79k | 4.4 mi |
| 77388 | Spring | 53,425 | $102k | 4.9 mi |
| 77338 | Humble | 48,031 | $65k | 6.9 mi |
| 77389 | Spring | 45,701 | $141k | 9.0 mi |
| 77090 | Houston | 40,110 | $51k | 5.0 mi (near) |
| 77032 | Houston | 12,403 | $44k | 5.7 mi (near) |
| 77014 | Houston | 36,119 | $56k | 7.2 mi (near) |
| 77380 | Spring | 31,369 | $89k | 7.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.