ZIP code · Palmer · Alaska · United States
ZIP code 99645 — Palmer
ZIP code 99645 serves Palmer, Alaska.
- Postal code
- 99645Single source Value from one source, not cross-checked.
- City
- Palmer
- County
- Matanuska-Susitna Borough FIPS 02170
- State
- Alaska
- Country
- United States
- Coordinates
- 61.6303, -148.9872 — precision estimated (postal-area centroid)
View on OpenStreetMap - Population
- 31,494 (ZCTA, ACS 5-year)
- Population density
- 54 / sq mi
- Land area
- 586.2 sq mi (1,518.3 km²) (ZCTA, ACS 5-year)
- Median household income
- $97,069
- Per-capita income
- $42,651
- Median age
- 36.5
- Households
- 11,067
- Housing units
- 12,021
- Median home value
- $338,400
- Median gross rent
- $1,309 / month
- Congressional district
- AK At-large (119th Congress)
- USDA hardiness zone
- 5a (-20 to -15 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Anchorage (UTC−9 / UTC−8 DST)
- Area code
- 907Telephone 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 99645 with another ZIP · ZIPs within 25 miles · distance from 99645
Nearby localities
Map of ZIP code 99645
Climate — monthly normals
Warmest month Jul (avg high 66°F), coldest Jan (avg low 9°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 23 | 29 | 34 | 46 | 58 | 64 | 66 | 63 | 55 | 42 | 28 | 24 |
| Avg low °F | 9 | 12 | 14 | 25 | 35 | 43 | 48 | 45 | 37 | 26 | 15 | 11 |
| Precip in | 1.0 | 1.0 | 0.9 | 0.5 | 0.8 | 1.4 | 2.0 | 3.0 | 2.9 | 1.8 | 1.2 | 1.5 |
NOAA 1991–2020 climate normals from the nearest station: LAZY MTN (1.6 mi) · NOAA NCEI
Places in ZIP 99645
- 12 schools
- 6 colleges & universities
- 9 hospitals & clinics
- 3 doctors & dentists
- 3 pharmacies
- 3 supermarkets
- 39 restaurants & cafés
- 6 bars & pubs
- 24 parks
- 24 playgrounds
- 5 gyms & sports centres
- 2 libraries
- 2 post offices
- 21 places of worship
- 5 banks
- 14 gas stations
- 8 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