Oklahoma: 77 counties covered
Across 77 Oklahoma counties with a FEMA flood score, the average national percentile is 44 — but that average hides real spread between counties, which is why each one gets its own page rather than a single statewide number.
- Oklahoma County — 97.6th percentile, Relatively High
- Tulsa County — 97.9th percentile, Relatively High
- Cleveland County — 88.2th percentile, Relatively Moderate
- Canadian County — 75.7th percentile, Relatively Moderate
- Comanche County — 83.6th percentile, Relatively Moderate
- Rogers County — 81.4th percentile, Relatively Moderate
- Wagoner County — 70.6th percentile, Relatively Low
- Payne County — 67.6th percentile, Relatively Low
- Pottawatomie County — 67.4th percentile, Relatively Low
- Creek County — 72.2th percentile, Relatively Low
- Muskogee County — 78th percentile, Relatively Moderate
- Garfield County — 67th percentile, Relatively Low
- Grady County — 62.7th percentile, Relatively Low
- Washington County — 74.2th percentile, Relatively Moderate
- Logan County — 50.7th percentile, Relatively Low
- Bryan County — 54.1th percentile, Relatively Low
- Le Flore County — 84.3th percentile, Relatively Moderate
- Carter County — 63.4th percentile, Relatively Low
- Cherokee County — 77.5th percentile, Relatively Moderate
- McClain County — 53.3th percentile, Relatively Low
- Osage County — 75.1th percentile, Relatively Moderate
- Stephens County — 54.2th percentile, Relatively Low
- Kay County — 69.8th percentile, Relatively Low
- Pittsburg County — 67.1th percentile, Relatively Low
- Delaware County — 86.5th percentile, Relatively Moderate
- Sequoyah County — 73.6th percentile, Relatively Moderate
- Mayes County — 75.9th percentile, Relatively Moderate
- Pontotoc County — 45.6th percentile, Relatively Low
- Okmulgee County — 66th percentile, Relatively Low
- Lincoln County — 50.4th percentile, Relatively Low
- McCurtain County — 75.9th percentile, Relatively Moderate
- Ottawa County — 78.2th percentile, Relatively Moderate
- Custer County — 38.7th percentile, Relatively Low
- Caddo County — 54.5th percentile, Relatively Low
- Garvin County — 54.9th percentile, Relatively Low
- Jackson County — 25.1th percentile, Very Low
- Seminole County — 38.2th percentile, Relatively Low
- Beckham County — 31.8th percentile, Very Low
- Texas County — 11.9th percentile, Very Low
- Woodward County — 36.8th percentile, Relatively Low
- Adair County — 59.5th percentile, Relatively Low
- McIntosh County — 59.8th percentile, Relatively Low
- Marshall County — 38.8th percentile, Relatively Low
- Pawnee County — 35.4th percentile, Relatively Low
- Kingfisher County — 40.7th percentile, Relatively Low
- Atoka County — 20.5th percentile, Very Low
- Craig County — 55.1th percentile, Relatively Low
- Choctaw County — 26.8th percentile, Very Low
- Murray County — 31.5th percentile, Very Low
- Hughes County — 17.5th percentile, Very Low
- Haskell County — 22.6th percentile, Very Low
- Okfuskee County — 22.1th percentile, Very Low
- Noble County — 31th percentile, Very Low
- Washita County — 19.8th percentile, Very Low
- Pushmataha County — 36.1th percentile, Relatively Low
- Love County — 14.4th percentile, Very Low
- Johnston County — 19.1th percentile, Very Low
- Nowata County — 29th percentile, Very Low
- Latimer County — 40.6th percentile, Relatively Low
- Woods County — 12.6th percentile, Very Low
- Blaine County — 17.4th percentile, Very Low
- Kiowa County — 22.9th percentile, Very Low
- Major County — 14.3th percentile, Very Low
- Tillman County — 6.7th percentile, Very Low
- Alfalfa County — 22.4th percentile, Very Low
- Cotton County — 6.5th percentile, Very Low
- Greer County — 5.9th percentile, Very Low
- Coal County — 12.1th percentile, Very Low
- Jefferson County — 14.2th percentile, Very Low
- Beaver County — 5.3th percentile, Very Low
- Dewey County — 5.7th percentile, Very Low
- Grant County — 13.8th percentile, Very Low
- Ellis County — 7th percentile, Very Low
- Roger Mills County — 10.4th percentile, Very Low
- Harper County — 6.8th percentile, Very Low
- Harmon County — 3.8th percentile, Very Low
- Cimarron County — 2.9th percentile, Very Low