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Basement Risk Index™ · Community Report

Basement Flood Risk in Southfield Township, Michigan

Southfield Township’s Basement Risk Index is 57/100 (ELEVATED). 49% 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.

57BRI / 100
ELEVATED RISK
Ranked #40 of 116 metro Detroit communities

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

Southfield Township, Michigan carries a Basement Risk Index of 57 out of 100, ranking #40 of 116 metro Detroit communities, far above the metro median of 37. Southfield Township's housing is mostly mid-century, peaking in the nineteen-fifties, right at the transition to modern basement drainage, so its stock mixes protected and unprotected homes. Among Southfield Township and its five nearest neighbors it carries a middle-of-the-pack modeled risk; its housing is almost entirely owner-occupied and higher-income for the region.

Water in your basement in Southfield 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.

Southfield Township basement risk at a glance

Basement Risk Index57 / 100 (ELEVATED)
Metro rank#40 of 116
Homes built before 196049%
Peak building era1950s (34% of homes)
Median year built1960
Median home value$544,100
Median household income$184,531
Owner-occupied96%
Neighborhoods analyzed4

Southfield 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 Southfield Township was built

Southfield Township's housing is concentrated in a single era, peaking in the nineteen-fifties at about 34% of today's homes; a large share of the stock, 49%, predates 1960. These are higher-value 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
0%
2010s
2%
2000s
4%
1990s
4%
1980s
7%
1970s
6%
1960s
28%
1950s
34%
1940s
9%
Before 1940
6%

How basement risk varies inside Southfield Township

We score 4 individual neighborhoods inside Southfield Township, and the pattern is highly uneven: 1 fall in the high or very high band, 2 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
1High
2Elevated
0Moderate
1Lower

What this means for Southfield Township homeowners

Southfield Township sits above the lighter end of the scale. The averages hide block-to-block variation, so the most useful step is finding out where your specific home stands. Among its immediate neighbors, Southfield Township scores higher than Southfield, so the block next door is a better guide than any metro-wide average.

Why Southfield Township homes face basement risk

Basement risk in Southfield Township comes down to two things: how old its houses are and the clay beneath them. With a large share of its homes, 49%, built before 1960 and the biggest share going up in the nineteen-fifties, many sit on original clay drain tile, and southeast Michigan's dense clay holds water against those foundations rather than letting it drain. Part of Southfield Township sits on combined sewers or drains to a combined-overflow district, so on those blocks sewer backup, not just wall seepage, is the failure mode to plan for first. If a backup has already put water on a floor here, Michigan law leaves a narrow window to file a written claim: how to file a sewer-backup claim in metro Detroit →.

How Southfield Township compares

Southfield Township's Index of 57 ranks #40 of 116 communities region-wide and sits above the metro Detroit median of 37. It runs lower than its nearby neighbor Lathrup Village.

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. Compare your block on the metro map to see how your specific area compares within the community.
  2. Walk the basement after the next hard rain for dampness, white mineral lines, or a musty smell.
  3. Extend downspouts and check grading so water flows away from the foundation. More on keeping a basement dry.

Hiring in Southfield 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 Southfield Township on the full metro Detroit Basement Risk Index map →

Concerned about this score?

We connect Southfield 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 Southfield Township on the interactive metro map →
Read the published methodology →
Browse all 116 communities ranked →

Nearby communities

Southfield · 37Lathrup Village · 72Birmingham · 57Berkley · 83Bloomfield Township · 37

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 Southfield Township rank for basement-flood risk among nearby communities like Southfield and Lathrup Village?

Southfield Township scores 57 out of 100, ranking #40 of 116 metro Detroit communities (ELEVATED risk). Among its five nearest neighbors it carries a middle-of-the-pack risk: Southfield scores 37 and Lathrup Village scores 72.

Are Southfield Township's homes older than those in nearby Southfield and Lathrup Village?

49% of Southfield Township homes were built before 1960 (median year built 1960, with the largest share in the nineteen-fifties). In Lathrup Village, 67% predate 1960 (median year built 1955). Older housing means more basements plumbed before sump pumps, weeping tile, and backwater valves were standard.

Do combined sewers raise basement-backup risk in Southfield Township more than in Lathrup Village?

Part of Southfield Township sits on combined sewers or drains to a combined-overflow district, where a hard rain can push storm water and sewage up through a floor drain. On those blocks a backwater valve often matters more than any wall treatment, a different failure mode than a community on separated pipes faces.