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/OR/HERMISTON

Hermiston ZIP code, Oregon

The ZIP code for Hermiston, OR is 97838, and its area codes are 541 and 458.

USPS city name
1 ZIP code
Population
19,546
Area codes
541, 458
State
Oregon

Hermiston in numbers

About 19,546 people live in Hermiston, in 6,564 households, the 35th-largest of Oregon's 420 census places. The median household income is $66,998 a year, 19% below the Oregon median of $83,011 (US: $80,734). The median owner-occupied home is valued at $266,700 (44% below the Oregon median), and median gross rent is $1,088 a month. The median age is 30.9; 16.7% of adults 25 and over hold a bachelor's degree or higher (36.8% across Oregon); the average commute takes 19 minutes.

Population19,546Hermiston19,546
Households6,564Hermiston6,564
Median age30.9Hermiston30.9Oregon40.4US 38.9
Median household income$66,998Hermiston$66,998Oregon$83,011US $80,734
Median home value$266,700Hermiston$266,700Oregon$477,600US $332,700
Median gross rent$1,088Hermiston$1,088Oregon$1,525US $1,413
Bachelor's degree or higher16.7%Hermiston16.7%Oregon36.8%US 35.7%
Mean commute19.0 minHermiston19.0 minOregon23.0 minUS 26.4 min
Population density2,311 / sq miHermiston2,311 / sq mi

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

ZIP codes addressed as Hermiston

ZIP codes with the USPS city name Hermiston
ZIP City Type Population Median income Median home
97838 Hermiston , OR Standard 28,512 $69,599 $306,500

Map of Hermiston ZIP codes

97838

The ZIP codes of Hermiston, OR, 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 Hermiston

The nearest larger towns are Kennewick, WA (85,295 people, 26 mi), Pasco, WA (79,575 people, 31 mi) and Richland, WA (62,753 people, 31 mi).

Towns near Hermiston
TownPopulationDistance
Umatilla 7,508 6.3 mi
Boardman 4,064 19.6 mi
Pendleton 16,950 24.9 mi
Kennewick, WA 85,295 25.7 mi
Finley, WA 5,634 26.0 mi
Burbank, WA 3,589 29.1 mi

More nearby: every ZIP code in Umatilla County · Oregon ZIP codes

Cite this page

zipcodes.pro. “Hermiston, OR ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/or/hermiston

Underlying data is public domain or openly licensed — sources, vintages and licences.