Residential delivery area · Texas
ZIP Code 77340: Huntsville, TX
ZIP code 77340 uses the postal name Huntsville, Texas and lies entirely in Walker County (Census 2020 ZIP-county file). About 38,000 people live there (Census Bureau, ACS 2020-2024), the 2nd most populous of Huntsville's 4 residential ZIP codes. Median household income is $48,538 (Census Bureau, ACS 2020-2024). By Census place, 11% of its land lies in Huntsville; 89% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Huntsville · 4 residential ZIPs
- County
- Walker County
- Census places
- Huntsville
- Micro area
- Huntsville, TX
- House districts
- TX-8 (94%), TX-17 (6%) 119th Congress, by share of land
- State
- Texas
- Time zone
- Central
- Land area
- 213.1 sq mi · 176 people per sq mi
Where is ZIP code 77340?
77340 centers on 30.657°, -95.531° and covers 213.1 square miles of land plus 2.3 of water. It borders 7 ZIP codes: 77341, 77358, 77320, 77359, 77873, 77331, 77831.
The map draws ZIP code areas only. For the streets inside 77340, 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 77340 compare with the rest of Huntsville?
| Measure | 77340 | In Huntsville | In Walker County | In TX |
|---|---|---|---|---|
| People (ACS 2020-2024) | 37,517 | 2nd of 4 | 2nd of 11 | 267th of 1,990 |
| Median household income | $49k | 2nd of 2 | 3rd of 3 | 1,066th of 1,172 |
| Median home value | $244k | 1st of 2 | 1st of 2 | 550th of 1,172 |
Its median household income is higher than in 13% of U.S. residential ZIP codes, and it is denser than 61% 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 77340?
The 2020 Census counted 35,020 people in 77340; the ACS, which samples households over 2020-2024, estimates 37,517. Between the 2010 and 2020 censuses its population grew 17.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 37,517
- 2020 Census count
- 35,020+17.5% since 2010 (29,809)
- Households
- 13,614
- Median age
- 31.5
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 77340?
Of the 37,517 people the ACS estimates in 77340, 13.6% are under 18 and 14.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (55.4%), then Hispanic or Latino (19.7%).
- Under 1813.6%
- 18 to 6472.3%
- 65 and older14.1%
- White, not Hispanic55.4%
- Hispanic or Latino19.7%
- Black, not Hispanic18.1%
- Other or two or more5.0%
- Asian, not Hispanic1.8%
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 77340 earn?
Median household income is $48,538 (ACS 2020-2024), the 3rd highest of the 3 ranked ZIP codes in Walker County. It is not measurably different from 2015-2019 ($44,913 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $48,538
- Income per person
- $26,060
- Below the poverty line
- 22.2%
- Unemployed (of the labor force)
- 10.3%
- Adults 25+ with a bachelor's degree
- 28.9%
- Adjusted gross income per tax return, 2022
- $68,10311,400 returns; wages 62% 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 77340?
FHFA's house price index for 77340, built from repeat sales and appraisals of the same homes, rose 79% from 2015 to 2025 and rose 36% from 2020 to 2025, and moved +4.1% in 2025.
- Median home value (owners' estimate)
- $244,000
- Median gross rent
- $1,044
- Homes owned by their occupants
- 47.6%
- Housing units
- 15,621
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 77340?
683 business establishments had a location in this ZIP code in 2023, 13 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade117
- Accommodation and food services96
- Health care and social assistance79
- Other services (except public administration)70
- Real estate and rental and leasing55
- Professional, scientific, and technical services55
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 77340?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 77341 | Huntsville | 0 | – | 3.3 mi |
| 77358 | New Waverly | 5,087 | $60k | 9.4 mi |
| 77320 | Huntsville | 38,152 | $56k | 10.6 mi |
| 77359 | Oakhurst | 683 | $56k | 15.9 mi |
| 77873 | Richards | 1,383 | $81k | 16.8 mi |
| 77331 | Coldspring | 7,556 | $62k | 20.8 mi |
| 77831 | Bedias | 3,676 | $58k | 23.0 mi |
| 77342 | Huntsville | 0 | – | 5.9 mi (near) |
| 77334 | Dodge | 197 | – | 12.7 mi (near) |
| 77318 | Willis | 20,792 | $92k | 14.7 mi (near) |
| 77378 | Willis | 17,629 | $71k | 15.1 mi (near) |
| 77367 | Riverside | 446 | – | 15.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.