Janssen Earthworks, LLC
Excavation contractor in Jefferson, SD 57038
About this company
Janssen Earthworks, LLC is listed as an excavation contractor at 975 Wynstone Dr in Jefferson, South Dakota, in Union County. It is one of 3 excavation and demolition companies in ZIP 57038.
Other excavation and demolition companies nearby
Campbell Grading Co1107 Cole Dr, Jefferson
5.9 mi(605) 966-5719
Pollman Excavation Inc.30238 455th Ave., Box 424, Wakonda
42.9 mi(605) 267-2768
Housing market around ZIP 57038
Figures describe the local area, not this company.
Typical home value$387,000+2.8% past year · +77% in 10 years
12-month value outlook+2.2%
Days to sale agreement22Sioux City metro · 16 a year ago
New homes permitted, 2025277Union County
Listings with a price cut29.8%Sioux City metro
Sale price vs list97.8%Sioux City metro
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Union County permitted 277 new homes in 2025, including 228 apartment units. 20% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.