Foundation work in Troy
Only 11.7 percent of Troy's housing units predate 1960, though 60.5 percent predate 1980, among about 34,997 homes with a median value of $396,800. The Building Department is at 500 W. Big Beaver Rd, 248-524-3300, open 8 a.m. to 4:30 p.m. Its codes page says the 2015 Michigan Residential Code remains in effect after LARA agreed to pause the 2021 version, which settles which edition your contractor should be building to.
Troy's residential permit requirements talk about plot plans, grade slips and plans that include the foundation. Nothing we read addresses repairing a foundation or waterproofing one, and we have no Troy fee figure, so ask the department. A USGS atlas says former glacial lake beds appear as flat, clay-rich sediments in southeastern Oakland County, and EPA's ecoregion map puts Troy's center on the clayey Maumee Lake Plain; both are county-scale or regional readings, and we place Troy in that corner ourselves. Troy sits in Oakland County, EPA radon Zone 2. Clawson is 3.3 miles away and Birmingham 4.5.
What foundation work costs near Troy
We have collected no quotes for Troy, so there is no price for the city itself. The statewide estimates are on each service page, and the Michigan page lists them with the wages the trades are paid, which are pay and not price, and the permit fees we could read. How we estimate costs. Ask every company for an itemized written price.
Permits for foundation repair work in Troy
Many cities run their own building department, so start by asking the City of Troy building department who issues foundation repair permits.
The base code requires a permit to repair or alter a building, and the city's building official decides whether a given foundation, waterproofing or sump job counts.
Foundation jobs in Troy
More on Michigan foundation work
How to check a builder's license · Basement waterproofing permits in Michigan, city by city
Sources for Troy
- U.S. Census Bureau, American Community Survey 2023 five-year estimates (tables B01003, B25034, B25077) Read Oct 19, 2026.
- EPA Map of Radon Zones, county spreadsheet (Michigan), saved Sept 2025 Read Oct 19, 2026.
- City of Troy: Permit Requirements Read Oct 19, 2026.
- USGS: Ground-Water Quality Atlas of Oakland County, Michigan (WRIR 00-4120, 2000) Read Oct 19, 2026. Confirm with the source before you rely on it.
- City of Troy: Codes Currently in Effect Read Oct 19, 2026.
- EPA: The EPA Map of Radon Zones Read Oct 19, 2026.
- U.S. Census Bureau ACS 2023 5-year, table B25034 (year structure built), place 2680700 Read Oct 19, 2026.