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Metro Detroit Basement Risk Index
116 communities, ranked, with BRI score, pre-1960 housing share, median home value, and scoring basis. -
Detroit Basement-Flood Equity by ZIP
28 Detroit ZIP codes: documented water-in-basement rate per 1,000 homes, with median household income and demographics. -
ACS 2020-2024 refresh: what moved
old vs new score, rank, and risk band for all 116 communities after the July 2026 rescore onto the newest Census five-year data, with a note column flagging the Northville two-...