Wayne County, Michigan
Healthy Home Assessments in Sumpter Township
Sumpter Township is 37.44 square miles of farmland, woodlot and marsh in the southwest corner of Wayne County, roughly midway between Detroit and Ann Arbor and mailing from a Belleville address. We assess the indoor environment and hand you one plan.
The homes of Sumpter Township
Rural township of about 9,500 residents in Wayne County's southwest corner, midway between Detroit and Ann Arbor. Worth knowing: Home of Crosswinds Marsh, one of the largest man-made wetlands in the United States. Those residents occupy about 3,569 households. The township cemetery was established in June 1866. Martinsville ran a post office from April 7, 1866, to September 16, 1906, and West Sumpter from March 24, 1874, to February 28, 1902.
What the numbers say
Detached single-family homes are 81.9% of the stock; owner-occupancy is 87.6% of occupied units, on 2023 five-year Census estimates. Bachelor's attainment among adults is 16.2%. The building record here reaches back to 1825, and an older envelope moves air and holds moisture on its own terms. Among the local landmarks: Banotai Park, with a rentable pavilion.
With Crosswinds Marsh nearby, seasonal humidity behaves differently, and moisture is where the assessment starts. Owner-occupancy of 87.6% means the envelope and the equipment inside it normally sit with one decision maker, so findings are ordered by what to do first.
What stands in Sumpter Township:
- Crosswinds Marsh Wetland Interpretive Preserve. Built by Detroit Metropolitan Airport in 1997 to replace wetlands lost to the McNamara Terminal and new runways, creating 1.5 acres of wetland for every acre impacted.
- Crosswinds Marsh boardwalks and trails. Wayne County Parks preserve with elevated boardwalks, equestrian and hiking trails through the created marsh.
- Rural farm landscape. Working farmland community midway between Detroit and Ann Arbor in Wayne County's southwest corner.
- Crosswinds Marsh. One of the largest man-made wetlands in the country, open for hiking, paddling, fishing, and birding.
- Sumpter Township parks. Township parks and recreation grounds serving the rural community.
Corners of the map
Mail runs through the 48111 and 48164 ZIP codes. The township's name is a clerical error nobody ever corrected. General Thomas Sumter, the man it honors, has no p in his name.
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