ZIP Code 99357 — Royal City city, WA Demographics & Data

ZIP code 99357 covers Royal City, WA in Grant County with a population of about 3,550.

At a glance, the area shows median age of 27.6 versus a U.S. median of about 38.9.

It sits in telephone area code 509; U.S. House district WA-4; the SPOKANE media market.

Median household income in ZIP 99357 is about $69,120 — about 8% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 23.6%; unemployment rate near 7.8%; 14.8% of adults with a bachelor’s degree or higher (about 18.9 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Agriculture, Education, and Other services; about 15.6% of workers reporting work-from-home (roughly in line with the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Median home value is about $307,400 — about 12% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $633 (about 46% below the U.S. median rent ($1,163)), and owner-occupancy near 64.8% (roughly in line with the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 99357 in Royal City, WA, a household would need roughly $85,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $1,975. That is about 23% above the local median household income ($69,120), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

FEMA’s National Risk Index rates natural-hazard risk for Royal City city, WA as Relatively Low (composite score 76.9), which is elevated versus much of the country. The strongest component scores on US5 are wildfire (95.8) and flood (77.2). 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 Royal City city, WA show little to no average snow.

IRS migration statistics show a net inflow of about 191 for ZIP 99357 (Royal City city, WA) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.