Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/WA/SUNNYSIDE

Sunnyside ZIP code, Washington

The ZIP code for Sunnyside, WA is 98944, and its area code is 509.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
16,277
Area code
509

Mail addressed to Sunnyside uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Sunnyside in numbers

About 16,277 people live in Sunnyside, in 4,440 households. The median household income is $60,923 a year, 38% below the Washington median of $98,141 (US: $80,734). The median owner-occupied home is valued at $240,700 (57% below the Washington median), and median gross rent is $1,026 a month. The median age is 27.1; 9.8% of adults 25 and over hold a bachelor's degree or higher (39.6% across Washington); the average commute takes 25 minutes.

Population16,277Sunnyside16,277
Households4,440Sunnyside4,440
Median age27.1Sunnyside27.1Washington38.3US 38.9
Median household income$60,923Sunnyside$60,923Washington$98,141US $80,734
Median home value$240,700Sunnyside$240,700Washington$564,600US $332,700
Median gross rent$1,026Sunnyside$1,026Washington$1,760US $1,413
Bachelor's degree or higher9.8%Sunnyside9.8%Washington39.6%US 35.7%
Mean commute24.6 minSunnyside24.6 minWashington26.6 minUS 26.4 min
Population density2,155 / sq miSunnyside2,155 / sq mi

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

ZIP codes addressed as Sunnyside

ZIP codes with the USPS city name Sunnyside
ZIP City Type Population Median income Median home
98944 Sunnyside , WA Standard 22,817 $64,276 $260,000

Other ZIP codes overlapping Sunnyside

These ZIP codes cover part of Sunnyside but are addressed as somewhere else.

ZIP codes overlapping Sunnyside
ZIP City Type Population Median income Median home
98938 Outlook , WA Standard 1,591 $46,022 $219,900

Map of Sunnyside ZIP codes

98944

The ZIP codes of Sunnyside, 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 Sunnyside

The nearest larger towns are West Richland (17,586 people, 29 mi), Yakima (96,961 people, 32 mi) and Richland (62,753 people, 34 mi).

Towns near Sunnyside
TownPopulationDistance
Grandview 11,187 6.8 mi
Mabton 2,536 7.2 mi
Granger 3,705 9.1 mi
Prosser 6,305 13.5 mi
Zillah 3,140 14.2 mi
Toppenish 8,723 15.3 mi
Wapato 4,538 21.7 mi
Moxee 4,625 25.3 mi
Benton City 3,695 25.4 mi
Desert Aire 2,788 26.4 mi
Terrace Heights 10,041 28.4 mi
Union Gap 6,584 28.4 mi
Mattawa 3,616 29.5 mi
West Richland 17,586 29.5 mi

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

Cite this page

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

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