ZIP code · San Tan Valley · Arizona · United States
ZIP code 85144 — San Tan Valley
ZIP code 85144 serves San Tan Valley, Arizona.
- Postal code
- 85144Single source Value from one source, not cross-checked.
- City
- San Tan Valley
- County
- Pinal
- State
- Arizona
- Country
- United States
- Coordinates
- 33.1911, -111.5280 — precision precise (locality)
View on OpenStreetMap - Time zone
- America/Phoenix (UTC−7, no DST)
- Area code
- 520 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 85144 with another ZIP · ZIPs within 25 miles · distance from 85144
Climate — monthly normals
Warmest month Jul (avg high 104°F), coldest Dec (avg low 39°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 66 | 70 | 77 | 85 | 93 | 103 | 104 | 103 | 98 | 87 | 74 | 64 |
| Avg low °F | 41 | 43 | 48 | 53 | 62 | 71 | 79 | 78 | 72 | 59 | 47 | 39 |
NOAA 1991–2020 climate normals from the nearest station: CHANDLER HEIGHTS (8.9 mi) · NOAA NCEI
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 · NOAA NCEI. Data generated on 2026-08-21. Methodology · Report an error on this page