What city is ZIP code 99357?

ZIP code 99357 is in Royal City, WA (Grant County).

What county is ZIP code 99357 in?

ZIP code 99357 is mostly in Grant County, Washington.

How many people live in ZIP code 99357?

About 3,843 people live in the 99357 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 99357

Royal City, WA, Grant County

Population

3,843

Land area

217.2sq mi

People per sq mi

City

Royal City

ZIP 99357 and nearby ZIP codes

Full map

ZIP 99357 at a glance

ZIP 99357 (Royal City) is 85% less dense than Washington as a whole.
Households here earn a median of $57,034 a year, 42% less than the Washington figure of $98,141.
A typical owner-occupied home is valued at $326,700 (42% below Washington) and median rent is $758 a month.

Local data for ZIP 99357

Counts from official public data

Housing and community stats

ZIP 99357, American Community Survey 2020-2024

Full profile

Median household income

$57,034

Poverty rate

28.6%

Median home value

$326,700

Median rent

$758/mo

Homeownership

58.3%

Bachelor's or higher

16.8%

Median age

31.4

Average commute

21.7 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

ZIP Business Patterns 2023

Employees

917

$56.8M annual payroll

PPP loans

$16.2M

130 loans

Campaign donations

$10.9K

0% D, 59% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 99357, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Low

Top: wildfire

Storm events since 1996

533

Countywide, mostly heavy snow

Flood insurance policies

182

0.5% of homes, county

July high / Jan low

93° / 26°F

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 99357, CDC PLACES estimates

All 40 measures

Obesity

42.1%

U.S. 33.3% +8.8 pts

Diabetes

12.0%

U.S. 12.1% about the same

Smoking

14.0%

U.S. 12.8% +1.2 pts

Uninsured (18-64)

31.8%

U.S. 11.1% +20.7 pts

Frequently asked questions

What city is ZIP code 99357?: ZIP code 99357 is in Royal City, WA (Grant County).
What county is ZIP code 99357 in?: ZIP code 99357 is mostly in Grant County, Washington.
How many people live in ZIP code 99357?: About 3,843 people live in the 99357 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.