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/OH/DELAWARE

Delaware ZIP code, Ohio

The ZIP code for Delaware, OH is 43015, and its area codes are 740 and 220.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
44,589
Area codes
740, 220
State
Ohio

Mail addressed to Delaware 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.

Delaware in numbers

About 44,589 people live in Delaware, in 16,728 households, the 26th-largest of Ohio's 1,264 census places. The median household income is $99,786 a year, 40% above the Ohio median of $71,389 (US: $80,734). The median owner-occupied home is valued at $318,400 (48% above the Ohio median), and median gross rent is $1,286 a month. The median age is 36.9; 47.8% of adults 25 and over hold a bachelor's degree or higher (31.5% across Ohio); the average commute takes 26 minutes.

Population44,589Delaware44,589
Households16,728Delaware16,728
Median age36.9Delaware36.9Ohio39.7US 38.9
Median household income$99,786Delaware$99,786Ohio$71,389US $80,734
Median home value$318,400Delaware$318,400Ohio$214,800US $332,700
Median gross rent$1,286Delaware$1,286Ohio$1,034US $1,413
Bachelor's degree or higher47.8%Delaware47.8%Ohio31.5%US 35.7%
Mean commute25.6 minDelaware25.6 minOhio23.4 minUS 26.4 min
Population density2,203 / sq miDelaware2,203 / sq mi

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

ZIP codes addressed as Delaware

ZIP codes with the USPS city name Delaware
ZIP City Type Population Median income Median home
43015 Delaware , OH Standard 61,401 $105,322 $342,700

Other ZIP codes overlapping Delaware

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

ZIP codes overlapping Delaware
ZIP City Type Population Median income Median home
43035 Lewis Center , OH Standard 36,012 $154,683 $456,400

Map of Delaware ZIP codes

43015

The ZIP codes of Delaware, OH, 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 Delaware

The nearest larger towns are Dublin (49,294 people, 13 mi), Columbus (914,802 people, 21 mi) and Newark (50,783 people, 37 mi).

Towns near Delaware
TownPopulationDistance
Powell 14,451 8.2 mi
Sunbury 8,005 10.6 mi
Dublin 49,294 12.5 mi
Worthington 14,938 13.4 mi
Westerville 38,645 14.1 mi
Marysville 27,518 15.5 mi
Huber Ridge 4,111 15.8 mi
Plain City 3,829 16.3 mi
Upper Arlington 36,293 17.9 mi
Hilliard 38,033 17.9 mi
Gahanna 35,486 20.1 mi
New Albany 10,896 20.8 mi
Grandview Heights 8,647 21.3 mi
Columbus 914,802 21.4 mi

More nearby: every ZIP code in Delaware County · Ohio ZIP codes

Cite this page

zipcodes.pro. “Delaware, OH ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/oh/delaware

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