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zipcodes.pro — CITY/WA/ROYAL-CITY

Royal City ZIP code, Washington

The ZIP code for Royal City, WA is 99357, and its area code is 509.

USPS city name
1 ZIP code
Population
1,683
Area code
509

NANPA lists no telephone rate centre for Royal City itself, so these are the area codes of the nearest one, Mattawa (11.2 miles). A town on an area-code boundary can differ from its neighbour.

Royal City in numbers

About 1,683 people live in Royal City, in 465 households. The median household income is $50,478 a year, 49% below the Washington median of $98,141 (US: $80,734). The median owner-occupied home is valued at $228,600 (60% below the Washington median), and median gross rent is $753 a month. The median age is 24.6; 11.7% of adults 25 and over hold a bachelor's degree or higher (39.6% across Washington); the average commute takes 25 minutes.

Population1,683Royal City1,683
Households465Royal City465
Median age24.6Royal City24.6Washington38.3US 38.9
Median household income$50,478Royal City$50,478Washington$98,141US $80,734
Median home value$228,600Royal City$228,600Washington$564,600US $332,700
Median gross rent$753Royal City$753Washington$1,760US $1,413
Bachelor's degree or higher11.7%Royal City11.7%Washington39.6%US 35.7%
Mean commute24.6 minRoyal City24.6 minWashington26.6 minUS 26.4 min
Population density1,446 / sq miRoyal City1,446 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Royal City city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Royal City

ZIP codes with the USPS city name Royal City
ZIP City Type Population Median income Median home
99357 Royal City , WA Standard 3,843 $57,034 $326,700

Map of Royal City ZIP codes

99357

The ZIP codes of Royal City, WA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Royal City

The nearest larger towns are Mattawa (3,616 people, 18 mi), Desert Aire (2,788 people, 20 mi) and Cascade Valley (4,609 people, 22 mi).

Towns near Royal City
TownPopulationDistance
Mattawa 3,616 17.7 mi
Desert Aire 2,788 20.5 mi
Cascade Valley 4,609 21.5 mi
Othello 8,795 22.3 mi
Moses Lake 26,083 22.5 mi
Moses Lake North 4,517 24.8 mi
Quincy 7,998 25.5 mi
Warden 2,581 27.2 mi
Ephrata 8,560 28.6 mi

More nearby: every ZIP code in Grant County · Washington ZIP codes

Cite this page

zipcodes.pro. “Royal City, WA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wa/royal-city

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