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/SD/JEFFERSON

Jefferson ZIP code, South Dakota

The ZIP code for Jefferson, SD is 57038, and its area code is 605.

USPS city name
1 ZIP code
Population
554
Area code
605

Jefferson in numbers

About 554 people live in Jefferson, in 255 households. The median household income is $82,888 a year, 10% above the South Dakota median of $75,081 (US: $80,734). The median owner-occupied home is valued at $179,400 (30% below the South Dakota median). The median age is 40.6; 23.2% of adults 25 and over hold a bachelor's degree or higher (31.9% across South Dakota); the average commute takes 22 minutes.

Population554Jefferson554
Households255Jefferson255
Median age40.6Jefferson40.6South Dakota38.0US 38.9
Median household income$82,888Jefferson$82,888South Dakota$75,081US $80,734
Median home value$179,400Jefferson$179,400South Dakota$257,400US $332,700
Bachelor's degree or higher23.2%Jefferson23.2%South Dakota31.9%US 35.7%
Mean commute22.0 minJefferson22.0 minSouth Dakota17.8 minUS 26.4 min
Population density1,086 / sq miJefferson1,086 / sq mi

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

ZIP codes addressed as Jefferson

ZIP codes with the USPS city name Jefferson
ZIP City Type Population Median income Median home
57038 Jefferson , SD Standard 1,796 $106,250 $332,300

Map of Jefferson ZIP codes

57038

The ZIP codes of Jefferson, SD, 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 Jefferson

The nearest larger towns are North Sioux City (3,045 people, 6.0 mi), Ponca, NE (727 people, 7.8 mi) and Elk Point (2,537 people, 7.9 mi).

Towns near Jefferson
TownPopulationDistance
North Sioux City 3,045 6.0 mi
Elk Point 2,537 7.9 mi
Dakota Dunes 3,936 8.9 mi
Sioux City, IA 86,101 11.7 mi
South Sioux City, NE 13,907 12.5 mi
Dakota City, NE 2,675 14.8 mi
Sergeant Bluff, IA 5,171 18.0 mi
Vermillion 11,878 22.0 mi
Le Mars, IA 10,640 23.4 mi
Hawarden, IA 2,658 27.8 mi

More nearby: every ZIP code in Union County · South Dakota ZIP codes

Cite this page

zipcodes.pro. “Jefferson, SD ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/sd/jefferson

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