What to know about ZIP 98921
ZIP code 98921 covers Buena, WA in Yakima County.
It sits in telephone area code 509; U.S. House district WA-4; the YAKIMA - PASCO - RCHLND - KNNWCK media market.
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Buena CDP, WA
ZIP Code 98921 — Buena CDP, WA Demographics & Data
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Low Snow Area
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At a glance
Overview of ZIP Code 98921
Climate risk and migration signals
FEMA’s National Risk Index rates natural-hazard risk for Buena CDP, WA as Relatively Moderate (composite score 94.0), which is among the highest nationally. The strongest component scores on US5 are wildfire (98.9) and flood (92.9). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.
Climate normals for Buena CDP, WA show little to no average snow and around 7.8 inches of annual precipitation.
Nearby (from this ZIP)
Airport YKM (14.3 miles (23.0 km)) · Heritage University (5.3 miles (8.6 km)) · Ice Age Floods National Geologic Trail (63.8 miles (102.6 km)) · VA: Yakima Valley Vet Center (15.8 miles (25.4 km))
Full lists and map pins are in the Infrastructure section below.