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How much natural-hazard risk does this ZIP carry?

FEMA's National Risk Index, which scores every census tract against the nation on 18 natural hazards, weighted here to ZIPs by block population.

1,229 of 1,233 ZIPs have data; median 40 percentile.

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Under 20 (lowest fifth of US tracts) · 169 20 to 40 · 439 40 to 60 · 365 60 to 80 · 215 80 and up (top fifth of US tracts) · 41 No data · 4

Highest and lowest

Highest

  1. 43240 · Columbus95 percentile
  2. 45423 · Dayton94 percentile
  3. 45115 · Byrd Township and Decatur91 percentile
  4. 45101 · Aberdeen91 percentile
  5. 45721 · Waterford Township and Coal Run90 percentile
  6. 45167 · Ripley90 percentile
  7. 43934 · Colerain Township and Lansing90 percentile
  8. 43909 · Pease Township and Blaine90 percentile
  9. 43333 · Washington Township and Lewistown90 percentile
  10. 45779 · Syracuse89 percentile
  11. 43343 · Quincy89 percentile
  12. 43931 · Ohio Township and Hannibal88 percentile
  13. 45760 · Middleport87 percentile
  14. 45746 · Aurelius Township and Macksburg87 percentile
  15. 45041 · Whitewater Township and Miamitown87 percentile

Lowest

  1. 44507 · Youngstown3 percentile
  2. 45433 · Bath Township and Dayton4 percentile
  3. 43047 · Wayne Township and Mingo5 percentile
  4. 44064 · Montville Township and Montville5 percentile
  5. 44086 · Thompson Township and Thompson5 percentile
  6. 44107 · Lakewood5 percentile
  7. 44285 · Paris Township and Wayland5 percentile
  8. 44645 · Chippewa Township and Marshallville5 percentile
  9. 44682 · Tuscarawas5 percentile
  10. 45428 · Dayton5 percentile
  11. 43434 · Harbor View6 percentile
  12. 44045 · Grand River6 percentile
  13. 44509 · Youngstown6 percentile
  14. 45469 · Dayton7 percentile
  15. 45816 · Benton Ridge7 percentile

Source

FEMA National Risk Index, census tracts, December 2025 release, population-weighted to ZIPs

FEMA National Risk Index · NRI census tract layer (ArcGIS)

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Quick answers

Which Ohio ZIP code has the highest natural-hazard risk?

ZIP code 43240 (Columbus, 95 percentile) ranks highest, followed by 45423 (Dayton, 94 percentile) and 45115 (Byrd Township and Decatur, 91 percentile). FEMA's National Risk Index, which scores every census tract against the nation on 18 natural hazards, weighted here to ZIPs by block population.

Which Ohio ZIP code has the lowest natural-hazard risk?

ZIP code 44507 (Youngstown, 3 percentile) ranks lowest, followed by 45433 (Bath Township and Dayton, 4 percentile) and 43047 (Wayne Township and Mingo, 5 percentile). FEMA's National Risk Index, which scores every census tract against the nation on 18 natural hazards, weighted here to ZIPs by block population.

What is the typical natural-hazard risk in Ohio?

Across Ohio ZIP codes: 1,229 of 1,233 ZIPs have data; median 40 percentile. FEMA's National Risk Index, which scores every census tract against the nation on 18 natural hazards, weighted here to ZIPs by block population.

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Cracked Buckeye, "Hazard risk", https://crackedbuckeye.com/topics/hazards/, built 2026-10-31, accessed [date].

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