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Jefferson, South Dakota

city · Union County

At a glance

554
Population
$179,400
Median home value (all homes)
41% below U.S. median
$407,625
Typical market value
Zillow, 2026-07
$82,888
Median household income
6% above U.S. median
22 min
Average commute
93.7%
Homes with broadband
0%
Locations with fiber available
9.9%
Unemployment

Cost of living (Clay Affordability Index)

CAI 83 — 17% below the national average. how it's computed

Housing23% below
Goods & services7% below
Utilities6% above
Taxes68% below
Insurance12% below
Commute cost21% below
For business: South Dakota is CBII band 2/5 · time to build band 1/5. See state page for the breakdown.

Living here

Nearest 4-year college8 mi
Nearest community college14 mi
Nearest technical college11 mi
High school graduates93.4%
College graduates23.2%

Doing business here

Economic development contacts, most local first:

state South Dakota Rural Enterprise
Dakota Resources is an intermediary serving rural economic development organizations (EDOs), providing flexible financing, leadership coaching, collaborative networks, and real-time resources to strengthen EDOs and rural communities.
state South Dakota's Governor's Office of Eco Dev
GOED provides financing, research, networking, and other resources to help new and existing businesses flourish in South Dakota.
State sales taxYes
State income taxNone
Right-to-work stateYes

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