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Basement Risk Index™ · Community Report

Basement Flood Risk in Chesterfield Township, Michigan

5BRI / 100
LOWER RISK
Ranked #109 of 116 metro Detroit communities

Chesterfield Township, Michigan carries a Basement Risk Index of 5 out of 100, ranking #109 of 116 communities across metro Detroit, which is below the metro Detroit average. The score is driven by housing age and soil: 8% of Chesterfield Township homes were built before 1960, the era before sump pumps, exterior weeping tile, and backwater valves were standard, and the region's heavy clay soil holds water against those older foundations.

Chesterfield Township basement risk at a glance

Basement Risk Index5 / 100 (LOWER)
Metro rank#109 of 116
Homes built before 19608%
Peak building era1990s (27% of homes)
Median year built1992
Median home value$258,200
Median household income$89,219
Owner-occupied83%
Neighborhoods analyzed11

Chesterfield Township's score is modeled from U.S. Census housing data; no municipal flood records are integrated yet. The Basement Risk Index is built from U.S. Census housing data and documented flood records. See our full methodology.

When Chesterfield Township was built

The housing stock in Chesterfield Township peaked in the 1990s, when about 27% of today's homes were built. In total, 8% of Chesterfield Township homes predate 1960. That matters because basements built before the 1960s typically lack the sump pumps, perimeter drain tile, and backwater valves that became standard later, leaving many on their original, aging clay drain tiles.

2020 or later
1%
2010s
7%
2000s
21%
1990s
27%
1980s
15%
1970s
16%
1960s
5%
1950s
6%
1940s
1%
Before 1940
1%

How basement risk varies inside Chesterfield Township

We score 11 individual neighborhoods inside Chesterfield Township. Of those, 0 fall in the high or severe band, 0 are elevated, and 11 are moderate or lower. Risk is rarely uniform across a city, so the most useful number is the one for your own block.

0Severe
0High
0Elevated
1Moderate
10Lower

What this means for Chesterfield Township homeowners

Chesterfield Township scores toward the lower end of the metro range, largely because of its newer housing. Risk is still real on clay soil, so watch for symptoms after heavy rain.

Why Chesterfield Township homes face basement risk

Basement flooding in Chesterfield Township is mostly a function of housing age and soil. Older homes were built with clay drain tiles that crack and clog over decades, and the dense clay across southeast Michigan holds water against foundations rather than letting it drain.

How Chesterfield Township compares

Chesterfield Township's Index of 5 is below the metro Detroit median of 36. It ranks #109 of 116 communities region-wide.

Does insurance cover it?

Often not. Standard Michigan homeowners policies commonly exclude sewer backup and groundwater unless you carry a specific endorsement. Before the next storm, it is worth reading our guide on whether insurance covers basement flooding in Michigan and checking your declarations page.

What to do about it

  1. Lower risk is not zero risk on the region's clay soil, a free prevention check takes about 30 minutes.
  2. Watch for symptoms after storms; what you see at your own home matters more than any average.
  3. Maintain gutters and grading, the two cheapest protections any Michigan home has.
See Chesterfield Township on the full metro Detroit Basement Risk Index map →

Explore the data behind this score

Basement Risk Check is a free, public homeowner resource built on public records. No signup, no login.

See Chesterfield Township on the interactive metro Detroit Basement Risk Index map →
Read the published methodology →
Browse all 116 communities ranked →

Nearby communities

New Baltimore · 11Harrison Township · 20Lenox Township · 7Macomb Township · 1Mount Clemens · 66

Homeowner guides

Does insurance cover basement flooding?What to do when your basement floodsThe 2021 metro Detroit floodsWhat keeps a Michigan basement dry

Frequently asked questions

Is Chesterfield Township at high risk for basement flooding?

Chesterfield Township scores 5 out of 100 on the Basement Risk Index, ranking #109 of 116 metro Detroit communities (LOWER risk). The score reflects how much of the local housing stock predates modern basement drainage, on the region's clay soil.

Why does housing age matter so much in Chesterfield Township?

Sump pumps, exterior weeping tile, and backwater valves only became standard in the 1960s and 70s. 8% of Chesterfield Township homes were built before 1960, with the largest share built in the 1990s. Many still rely on original clay drain tiles that fail over time.

Does homeowners insurance cover basement flooding?

Often not. Standard policies commonly exclude groundwater and sewer backup unless you carry a specific rider. See our Michigan insurance guide.

Is this resource free to use?

Yes. The Basement Risk Index and every community report are free and public, with no signup and no login.