ZIP code · Sammamish · Washington · United States
ZIP code 98074 — Sammamish
ZIP code 98074 serves Sammamish, Washington.
- Postal code
- 98074Single source Value from one source, not cross-checked.
- City
- Sammamish
- County
- King FIPS 53033
- State
- Washington
- Country
- United States
- Coordinates
- 47.6254, -122.0462 — precision precise (locality)
View on OpenStreetMap - Population
- 30,850 (ZCTA, ACS 5-year)
- Population density
- 2,942 / sq mi
- Land area
- 10.5 sq mi (27.2 km²) (ZCTA, ACS 5-year)
- Median household income
- $234,013
- Per-capita income
- $92,587
- Median age
- 38.7
- Households
- 10,128
- Housing units
- 10,220
- Median home value
- $1,211,700
- Median gross rent
- $2,685 / month
- Congressional district
- WA-8 (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/Los_Angeles (UTC−8 / UTC−7 DST)
- Area code
- 425 (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 98074 with another ZIP · ZIPs within 25 miles · distance from 98074
Map of ZIP code 98074
Climate — monthly normals
Warmest month Aug (avg high 77°F), coldest Feb (avg low 37°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 47 | 50 | 54 | 59 | 65 | 70 | 77 | 77 | 71 | 61 | 52 | 47 |
| Avg low °F | 37 | 37 | 39 | 43 | 48 | 53 | 57 | 57 | 53 | 47 | 41 | 37 |
| Precip in | 5.1 | 3.5 | 3.9 | 3.0 | 2.2 | 1.6 | 0.8 | 1.0 | 1.7 | 3.6 | 5.8 | 5.5 |
NOAA 1991–2020 climate normals from the nearest station: SEATTLE SAND PT WSFO (10.6 mi) · NOAA NCEI
Places in ZIP 98074
- 15 schools
- 2 hospitals & clinics
- 9 doctors & dentists
- 1 pharmacies
- 4 supermarkets
- 24 restaurants & cafés
- 1 bars & pubs
- 83 parks
- 50 playgrounds
- 4 gyms & sports centres
- 1 post offices
- 5 places of worship
- 6 banks
- 2 gas stations
- 2 EV charging stations
- 1 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