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Jefferson is a township in Union County, in the Sioux City metro area. [NOTE: This is not the only community in South Dakota named Jefferson. For links to other places called Jefferson, SD, see the Duplicate Names box at right.]
The latitude of Jefferson is 42.616N. The longitude is -96.516W.It is in the Central Standard time zone. Elevation is 1,083 feet.
The population, at the time of the 2000 census, was 585.
Sections below provide additional information and links about Jefferson demographics, travel and tourism, nearby airports, cemeteries, the Union County economy, education, environment, genealogy, government, historic sites, libraries, maps, museums, newspapers and other media, nonprofit groups, real estate, recreation, religion, transportation, and weather in the 57049 ZIP code.
33% of Jefferson residents report German ancestry, and 17% report Irish. For more info on local ancestry groups, see the Jefferson ancestry & family history guide.
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At the time of the 2000 census, the per capita income in Jefferson was $29,175, compared with $21,587 nationally.
35% of Jefferson residents age 25 and older have a bachelor's or advanced college degree.
Median rent in Jefferson, at the time of the 2000 Census, was $350. Monthly homeowner costs, for people with mortgages, were $1,167.
Union County supported George W. Bush in the 2004 presidential election. For more information, see our Jefferson political report.
The average commute time for Jefferson workers is 18 minutes, compared with 26 minutes nationwide.
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