77431 ZIP Code, Brazoria County, TX
77431 is a ZIP code in Brazoria County, Texas in Brazoria County. It covers 13 square miles of land, centered about 51 miles southwest of downtown Houston. The closest ZIP codes are 77468, 77480 and 77482. 250 people live here in 217 households, fewer than in most Texas ZIP codes. It is rural, with fewer than 100 people per square mile, and most homes are owner-occupied (95%). Median household income is $16,391, well below the Texas median of $78,476; the median age is 88.4, older than most ZIP codes.
Quick facts
- Mailing city: Brazoria County, TX
- County: Brazoria County
- Metro area: Houston
- Land area: 13 sq mi
- Population: 250
- Median household income: $16,391
Key figures
| Measure | Value |
|---|---|
| Residents | 250 |
| Households | 217 |
| Median household income | $16,391 |
| Income per person | $27,702 |
| Median age | 88.4 |
| Homeowners | 95.4% |
| Median home value | not published |
| Median rent | not published |
| Bachelor's degree or higher | 0.0% |
| Average commute (minutes) | not published |
| Households with kids under 18 | 5.5% |
| Moved in the past year | 4.0% |
| Below the poverty line | 0.0% |
| Broadband internet | 5.5% |
| Speak a non-English language at home | 9.2% |
Household income
| % of households | Value |
|---|---|
| <$10K | 0.0% |
| $10–15K | 0.0% |
| $15–25K | 89.9% |
| $25–35K | 0.0% |
| $35–50K | 0.0% |
| $50–75K | 0.0% |
| $75–100K | 0.0% |
| $100–150K | 4.6% |
| $150–200K | 0.0% |
| $200K+ | 5.5% |
Age
| % of all residents | Value |
|---|---|
| <10 | 0.0% |
| 10–19 | 8.8% |
| 20–24 | 0.0% |
| 25–34 | 0.0% |
| 35–44 | 0.0% |
| 45–54 | 9.2% |
| 55–64 | 0.0% |
| 65–74 | 4.0% |
| 75+ | 78.0% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 5.4% |
| Owned outright | 87.4% |
| Rented | 4.5% |
| Vacant | 2.7% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 92.8% |
| Townhome | 0.0% |
| 2–4 units | 0.0% |
| 5–19 units | 0.0% |
| 20+ units | 0.0% |
| Mobile / other | 7.2% |
EDDM carrier routes
See every USPS carrier route in 77431 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 77468 (2 mi)
- 77480 — Sweeny city, TX (4.1 mi)
- 77482 — Van Vleck CDP, TX (5.8 mi)
- 77486 — West Columbia city, TX (7.9 mi)
- 77420 — Boling CDP, TX (9.2 mi)
- 77444 (10.9 mi)
- 77430 — Damon CDP, TX (12.7 mi)
- 77453 (13.9 mi)
Areas that include 77431
- Brazoria County ZIP codes — 18 ZIP codes
- Houston ZIP code map — 238 ZIP codes
- Texas ZIP code data
Mail every home in 77431
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 77431, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 77431 in?
- 77431 is a Brazoria County, TX mailing address. None of its land lies inside a Census-defined city or community.
- What county is 77431 in?
- 77431 is in Brazoria County.
- What is the population of 77431?
- About 250 people (±237), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 84.
- What is the median household income in 77431?
- $16,391 (±$432), compared with $78,476 for Texas as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 77431?
- EDDM2GO's stored route library does not include 77431 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 77431?
- The closest, measured center to center: 77468 (2 mi), 77480 (4.1 mi, Sweeny), 77482 (5.8 mi, Van Vleck), 77486 (7.9 mi, West Columbia), 77420 (9.2 mi, Boling) and 77444 (10.9 mi).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.