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/DE/HOUSTON

Houston ZIP code, Delaware

The ZIP code for Houston, DE is 19954, and its area code is 302.

USPS city name
1 ZIP code
Population
456
Area code
302

NANPA lists no telephone rate centre for Houston itself, so these are the area codes of the nearest one, Harrington (5.1 miles). A town on an area-code boundary can differ from its neighbour.

Houston in numbers

About 456 people live in Houston, in 236 households. The median household income is $68,889 a year, 19% below the Delaware median of $84,954 (US: $80,734). The median owner-occupied home is valued at $310,900 (12% below the Delaware median), and median gross rent is $867 a month. The median age is 44.5; 5.3% of adults 25 and over hold a bachelor's degree or higher (35.8% across Delaware); the average commute takes 23 minutes.

Population456Houston456
Households236Houston236
Median age44.5Houston44.5Delaware41.6US 38.9
Median household income$68,889Houston$68,889Delaware$84,954US $80,734
Median home value$310,900Houston$310,900Delaware$352,000US $332,700
Median gross rent$867Houston$867Delaware$1,401US $1,413
Bachelor's degree or higher5.3%Houston5.3%Delaware35.8%US 35.7%
Mean commute23.1 minHouston23.1 minDelaware26.0 minUS 26.4 min
Population density1,191 / sq miHouston1,191 / sq mi

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

ZIP codes addressed as Houston

ZIP codes with the USPS city name Houston
ZIP City Type Population Median income Median home
19954 Houston , DE Standard 1,427 $60,345 $316,800

Map of Houston ZIP codes

19954

The ZIP codes of Houston, DE, 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 Houston

The nearest larger towns are Harrington (3,838 people, 3.7 mi), Milford (12,803 people, 4.4 mi) and Lincoln (1,873 people, 5.6 mi).

Towns near Houston
TownPopulationDistance
Harrington 3,838 3.7 mi
Milford 12,803 4.4 mi
Riverview 2,596 7.9 mi
Rising Sun-Lebanon 4,163 12.6 mi
Camden 4,106 12.9 mi
Highland Acres 3,752 13.8 mi
Dover Base Housing 2,962 13.8 mi
Bridgeville 2,745 14.3 mi
Milton 3,567 14.3 mi
Dover 39,837 16.8 mi
Greensboro, MD 2,634 16.8 mi
Georgetown 7,660 17.0 mi
Denton, MD 4,936 17.4 mi
Seaford 8,485 18.9 mi

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

Cite this page

zipcodes.pro. “Houston, DE ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/de/houston

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