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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.

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 metro Detroit communities, well below the metro median of 37. Richmond Township is a comparatively young community, its housing peaking in the nineteen-seventies, after sump pumps and perimeter drains became common, which holds its Index down even on the region's clay soil. Among Richmond Township and its five nearest neighbors it carries the second-lowest modeled risk; its housing is almost entirely owner-occupied and higher-income for the 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.

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

Richmond Township's housing is spread across several decades, peaking in the nineteen-seventies at about 21% of today's homes; some of the stock, 23%, predates 1960. These are mid-range homes for the metro, and 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 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, and the pattern is skewed to the lower bands: 0 fall in the high or very high band, 0 are elevated, and 1 are moderate or lower. The number that matters is the one for your own block, not the city average.

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. Among its immediate neighbors, Richmond Township scores lower than Richmond, so the block next door is a better guide than any metro-wide average.

Why Richmond Township homes face basement risk

Basement risk in Richmond Township comes down to two things: how old its houses are and the clay beneath them. With some of its homes, 23%, built before 1960 and the biggest share going up in the nineteen-seventies, many sit on original clay drain tile, and southeast Michigan's dense clay holds water against those foundations rather than letting it drain.

How Richmond Township compares

Richmond Township's Index of 27 ranks #72 of 116 communities region-wide and sits below the metro Detroit median of 37. It runs lower than its nearby neighbor Memphis.

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 sewer backup 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 sewer backup?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

Where does Richmond Township rank for basement-flood risk among nearby communities like Richmond and Memphis?

Richmond Township scores 27 out of 100, ranking #72 of 116 metro Detroit communities (MODERATE risk). Among its five nearest neighbors it carries the second-lowest risk: Richmond scores 34 and Memphis scores 66.

Are Richmond Township's homes older than those in nearby Richmond and Memphis?

23% of Richmond Township homes were built before 1960 (median year built 1979, with the largest share in the nineteen-seventies). In Memphis, 59% predate 1960 (median year built 1956). Older housing means more basements plumbed before sump pumps, weeping tile, and backwater valves were standard.

What is the biggest basement-flood driver in Richmond Township versus Memphis?

Housing age and clay soil. 23% of Richmond Township homes predate 1960, and southeast Michigan's dense clay holds water against older foundations rather than draining it. Richmond Township scores 27 and Memphis 66, so the same prevention steps apply, sized to each home.