ZIP code · Moses Lake · Washington · United States
ZIP code 98837 — Moses Lake
ZIP code 98837 serves Moses Lake, Washington.
- Postal code
- 98837Single source Value from one source, not cross-checked.
- City
- Moses Lake
- County
- Grant FIPS 53025
- State
- Washington
- Country
- United States
- Coordinates
- 47.1374, -119.2891 — precision precise (locality)
View on OpenStreetMap - Population
- 47,399 (ZCTA, ACS 5-year)
- Population density
- 97 / sq mi
- Land area
- 486.2 sq mi (1,259.3 km²) (ZCTA, ACS 5-year)
- Median household income
- $70,732
- Per-capita income
- $34,825
- Median age
- 35.3
- Households
- 17,504
- Housing units
- 18,651
- Median home value
- $290,000
- Median gross rent
- $1,128 / month
- Congressional district
- WA-4 (119th Congress)
- USDA hardiness zone
- 7a (0 to 5 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Los_Angeles (UTC−8 / UTC−7 DST)
- Area code
- 509Telephone 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 98837 with another ZIP · ZIPs within 25 miles · distance from 98837
Map of ZIP code 98837
Climate — monthly normals
Warmest month Jul (avg high 90°F), coldest Dec (avg low 24°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 36 | 44 | 55 | 64 | 74 | 80 | 90 | 88 | 79 | 63 | 46 | 36 |
| Avg low °F | 24 | 27 | 32 | 37 | 45 | 52 | 57 | 56 | 47 | 37 | 29 | 24 |
| Precip in | 1.0 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.3 | 0.1 | 0.3 | 0.7 | 0.9 | 1.1 |
NOAA 1991–2020 climate normals from the nearest station: MOSES LAKE GRANT CO AP (5.1 mi) · NOAA NCEI
Places in ZIP 98837
- 23 schools
- 2 colleges & universities
- 9 hospitals & clinics
- 11 doctors & dentists
- 3 pharmacies
- 5 supermarkets
- 53 restaurants & cafés
- 1 bars & pubs
- 42 parks
- 31 playgrounds
- 7 gyms & sports centres
- 2 libraries
- 16 places of worship
- 4 banks
- 24 gas stations
- 3 EV charging stations
- 19 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