Royal City is a city in Grant County, Washington, home to about 1,683 people across 1.2 square miles. Its ZIP code is 99357.
Homes sold for a median of $252 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Royal City. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Royal City’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Spokane International Airport (GEG)108 miles away |
|---|---|
| Closer regional airport | Pangborn Memorial Airport (EAT)44 miles away |
| Nearest city of 250,000+ | Seattle, WA139 miles away |
Straight-line distances from the center of Royal City; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Royal City had 1,776 residents in the 2020 census, down 3% since 2000.
It’s the 335th largest of 628 towns in Washington by population.
Grant County grew from 8,698 residents in 1910 to 99,123 in 2020.
Grant County, 1910–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 90°F in summer, and winter lows average 24°F. About 8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Moses Lake Grant Co Ap, WA weather station (24 miles away).
24,839 jobs at 2,123 businesses in Grant County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
5 doctors and other health care providers list an office in Royal City.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 4 |
|---|---|
| Mental health providers | 1 |
| Pharmacies | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Libraries
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Royal School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Red Rock ElementaryRoyal City | Pre-K–3 | 513 | Public | 2.0 mi |
| Royal Intermediate SchoolRoyal City | 4–6 | 382 | Public | 2.0 mi |
| Royal Middle SchoolRoyal City | 7–8 | 282 | Public | 2.2 mi |
| Royal High SchoolRoyal City | 9–12 | 592 | Public | 2.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.