ZIP code · Georgetown · Texas · United States
ZIP code 78633 — Georgetown
ZIP code 78633 serves Georgetown, Texas.
- Postal code
- 78633Single source Value from one source, not cross-checked.
- City
- Georgetown
- County
- Williamson FIPS 48491
- State
- Texas
- Country
- United States
- Coordinates
- 30.7177, -97.7543 — precision precise (locality)
View on OpenStreetMap - Population
- 28,877 (ZCTA, ACS 5-year)
- Population density
- 368 / sq mi
- Land area
- 78.5 sq mi (203.2 km²) (ZCTA, ACS 5-year)
- Median household income
- $99,967
- Per-capita income
- $67,912
- Median age
- 67.9
- Households
- 14,267
- Housing units
- 14,711
- Median home value
- $443,500
- Median gross rent
- $1,836 / month
- Congressional district
- TX-31 (119th Congress)
- USDA hardiness zone
- 8b (15 to 20 °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 78633 with another ZIP · ZIPs within 25 miles · distance from 78633
Map of ZIP code 78633
Climate — monthly normals
Warmest month Aug (avg high 97°F), coldest Jan (avg low 36°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 60 | 65 | 72 | 79 | 85 | 92 | 96 | 97 | 90 | 81 | 70 | 62 |
| Avg low °F | 36 | 40 | 47 | 54 | 63 | 70 | 72 | 72 | 67 | 57 | 46 | 38 |
| Precip in | 2.5 | 2.2 | 3.1 | 3.0 | 4.3 | 4.0 | 2.2 | 2.6 | 4.0 | 3.9 | 2.7 | 2.6 |
NOAA 1991–2020 climate normals from the nearest station: GEORGETOWN LAKE (3.5 mi) · NOAA NCEI
Places in ZIP 78633
- 9 schools
- 4 hospitals & clinics
- 7 doctors & dentists
- 3 pharmacies
- 3 supermarkets
- 11 restaurants & cafés
- 1 bars & pubs
- 28 parks
- 17 playgrounds
- 6 gyms & sports centres
- 1 post offices
- 14 places of worship
- 6 banks
- 8 gas stations
- 2 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