ZIP code · Sugar Land · Texas · United States
ZIP code 77478 — Sugar Land
ZIP code 77478 serves Sugar Land, Texas.
- Postal code
- 77478Single source Value from one source, not cross-checked.
- City
- Sugar Land
- County
- Fort Bend FIPS 48157
- State
- Texas
- Country
- United States
- Coordinates
- 29.6196, -95.6070 — precision precise (locality)
View on OpenStreetMap - Population
- 22,699 (ZCTA, ACS 5-year)
- Population density
- 2,266 / sq mi
- Land area
- 10 sq mi (26 km²) (ZCTA, ACS 5-year)
- Median household income
- $116,205
- Per-capita income
- $61,730
- Median age
- 46.7
- Households
- 8,885
- Housing units
- 9,168
- Median home value
- $378,700
- Median gross rent
- $1,751 / month
- Congressional districts
- TX-22 (also TX-7) (119th Congress)
- USDA hardiness zone
- 9b (25 to 30 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
Tools: compare 77478 with another ZIP · ZIPs within 25 miles · distance from 77478
Map of ZIP code 77478
Climate — monthly normals
Warmest month Jul (avg high 95°F), coldest Jan (avg low 45°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 64 | 68 | 74 | 80 | 87 | 92 | 95 | 94 | 90 | 83 | 74 | 67 |
| Avg low °F | 45 | 50 | 55 | 60 | 69 | 74 | 76 | 76 | 72 | 62 | 53 | 46 |
| Precip in | 3.6 | 2.8 | 3.5 | 4.3 | 5.2 | 4.2 | 4.2 | 5.3 | 4.4 | 4.7 | 3.8 | 3.8 |
NOAA 1991–2020 climate normals from the nearest station: HOUSTON SUGARLAND MEM (3.0 mi) · NOAA NCEI
Places in ZIP 77478
- 6 schools
- 9 hospitals & clinics
- 6 doctors & dentists
- 2 pharmacies
- 8 supermarkets
- 55 restaurants & cafés
- 13 parks
- 6 playgrounds
- 8 gyms & sports centres
- 1 libraries
- 2 post offices
- 12 places of worship
- 15 banks
- 9 gas stations
- 2 EV charging stations
- 3 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page