S.D. Highway 44 Lennox to Interstate 29
Project Summary:
The project includes several roadway improvements on S.D. Highway 44.
The north–south segment from 279th Street to 280th Street will be reconstructed with two 12-foot lanes, a center turn lane, 8-foot shoulders, and roadway lighting. The east–west segment from 280th Street to Interstate 29 will be milled and resurfaced to provide a smoother, safer ride for travelers.
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Text LENNOX44 to 605-566-4041
Detour Maps:
Project Updates:
April 14, 2026 - Press Release:
Beginning Monday, April 20, 2026, S.D. Highway 44 will be closed from the south side of the Oriole Avenue intersection to the intersection of Highway 44 (280th Street) to begin grading work.
A signed detour route will be available using 465th Avenue on the west side of Lennox and 280th Street to travel east and west on Highway 44.
The project includes several roadway improvements on Highway 44. The north/south segment from 279th Street to 280th Street will be reconstructed with two 12-foot lanes, a center turn lane, eight-foot shoulders, and roadway lighting. The east–west segment from 280th Street to Interstate 29 will be milled and resurfaced.