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Basement Risk Index™ · Community Report

Basement Flood Risk in Richmond Township, Michigan

Richmond Township’s Basement Risk Index is 27/100 (MODERATE). 23% of homes here were built before 1960 (U.S. Census ACS 2020-2024, updated Jul 2026), the biggest driver of basement-flooding risk in this region.

Water in your basement in Richmond Township right now?

  1. Don’t enter standing water if the power is on. Cut it at the breaker only from a dry spot, or call an electrician.
  2. Photograph and video everything before you move or clean up anything, insurance and city claims both turn on this.
  3. Michigan law gives you about 45 days from discovery to file a written damage claim with your sewer authority. Start today.
  4. Once it is safe, call a licensed waterproofing contractor. Do not wait for it to dry on its own.
27BRI / 100
MODERATE RISK
Ranked #72 of 116 metro Detroit communities

Data confidence: C, modeled from housing-age measures; no local flood records integrated yet. How the score is built →

Richmond Township, Michigan carries a Basement Risk Index of 27 out of 100, ranking #72 of 116 communities across metro Detroit, which is below the metro Detroit average. The score is driven by housing age and soil: 23% of Richmond 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.

Richmond Township basement risk at a glance

Basement Risk Index27 / 100 (MODERATE)
Metro rank#72 of 116
Homes built before 196023%
Peak building era1970s (21% of homes)
Median year built1979
Median home value$378,800
Median household income$126,450
Owner-occupied95%
Neighborhoods analyzed1

Richmond 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 Richmond Township was built

The housing stock in Richmond Township peaked in the 1970s, when about 21% of today's homes were built. In total, 23% of Richmond 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
2%
2010s
2%
2000s
13%
1990s
17%
1980s
14%
1970s
21%
1960s
7%
1950s
10%
1940s
7%
Before 1940
7%

How basement risk varies inside Richmond Township

We score 1 individual neighborhoods inside Richmond Township. Of those, 0 fall in the high or very high band, 0 are elevated, and 1 are moderate or lower. Risk is rarely uniform across a city, so the most useful number is the one for your own block.

0Very High
0High
0Elevated
1Moderate
0Lower

What this means for Richmond Township homeowners

Richmond Township scores in the moderate band, but moderate is not zero on clay soil. Prevention is cheap relative to a flooded basement, and a free check tells you what you are working with.

Why Richmond Township homes face basement risk

Basement flooding in Richmond 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 Richmond Township compares

Richmond Township's Index of 27 is below the metro Detroit median of 37. It ranks #72 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.

Hiring in Richmond Township?

We keep public-record profiles of metro Detroit basement waterproofing contractors, drawn from their own listings and Michigan licensing records. No ratings and no pay-to-play, just the record. Browse the contractor records →

See Richmond Township on the full metro Detroit Basement Risk Index map →

Concerned about this score?

We connect Richmond Township homeowners with one licensed, insured basement waterproofing contractor for a free, no-obligation assessment. Your information goes to one local pro, never to lead lists.

Request your free assessment →

See Richmond Township on the interactive metro map →
Read the published methodology →
Browse all 116 communities ranked →

Nearby communities

Richmond · 34Memphis · 66Lenox Township · 9Armada Township · 34Ray Township · 42

Homeowner guides

Does insurance cover basement flooding?What to do when your basement floodsWhat waterproofing costs in metro DetroitHow to choose a waterproofing contractorSump pump costs in MichiganBackwater valves: cost and who needs oneThe 2021 metro Detroit floodsWhat keeps a Michigan basement dry

Frequently asked questions

Is Richmond Township at high risk for basement flooding?

Richmond Township scores 27 out of 100 on the Basement Risk Index, ranking #72 of 116 metro Detroit communities (MODERATE 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 Richmond Township?

Sump pumps, exterior weeping tile, and backwater valves only became standard in the 1960s and 70s. 23% of Richmond Township homes were built before 1960, with the largest share built in the 1970s. 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.