Texas: 254 counties covered
Across 254 Texas counties with a FEMA flood score, the average national percentile is 42.5 — but that average hides real spread between counties, which is why each one gets its own page rather than a single statewide number.
- Harris County — 100th percentile, Very High
- Dallas County — 99.6th percentile, Very High
- Tarrant County — 99.1th percentile, Relatively High
- Bexar County — 99.7th percentile, Very High
- Travis County — 98.3th percentile, Relatively High
- Collin County — 96.8th percentile, Relatively High
- Denton County — 95.7th percentile, Relatively High
- Fort Bend County — 97.6th percentile, Relatively High
- Hidalgo County — 96.4th percentile, Relatively High
- El Paso County — 96.8th percentile, Relatively High
- Montgomery County — 95.6th percentile, Relatively High
- Williamson County — 91.3th percentile, Relatively Moderate
- Cameron County — 92.8th percentile, Relatively Moderate
- Brazoria County — 94.4th percentile, Relatively High
- Bell County — 89.2th percentile, Relatively Moderate
- Galveston County — 93.6th percentile, Relatively High
- Nueces County — 93.3th percentile, Relatively High
- Lubbock County — 92.1th percentile, Relatively Moderate
- Hays County — 93.2th percentile, Relatively Moderate
- Webb County — 91th percentile, Relatively Moderate
- McLennan County — 88.9th percentile, Relatively Moderate
- Jefferson County — 91.3th percentile, Relatively Moderate
- Brazos County — 82.8th percentile, Relatively Moderate
- Smith County — 84.9th percentile, Relatively Moderate
- Ellis County — 83.5th percentile, Relatively Moderate
- Johnson County — 80.9th percentile, Relatively Moderate
- Comal County — 96.6th percentile, Relatively High
- Kaufman County — 76.4th percentile, Relatively Moderate
- Guadalupe County — 95.6th percentile, Relatively High
- Midland County — 80.5th percentile, Relatively Moderate
- Parker County — 72.4th percentile, Relatively Low
- Ector County — 81.7th percentile, Relatively Moderate
- Randall County — 66.9th percentile, Relatively Low
- Grayson County — 79.5th percentile, Relatively Moderate
- Taylor County — 82.8th percentile, Relatively Moderate
- Rockwall County — 61.3th percentile, Relatively Low
- Wichita County — 80.8th percentile, Relatively Moderate
- Gregg County — 76.8th percentile, Relatively Moderate
- Tom Green County — 76.7th percentile, Relatively Moderate
- Hunt County — 71.7th percentile, Relatively Low
- Liberty County — 69th percentile, Relatively Low
- Bastrop County — 86.2th percentile, Relatively Moderate
- Potter County — 68th percentile, Relatively Low
- Bowie County — 68.9th percentile, Relatively Low
- Victoria County — 71.2th percentile, Relatively Low
- Angelina County — 68.7th percentile, Relatively Low
- Henderson County — 72.9th percentile, Relatively Low
- Coryell County — 63.1th percentile, Relatively Low
- Orange County — 80.2th percentile, Relatively Moderate
- Walker County — 65.9th percentile, Relatively Low
- Wise County — 60th percentile, Relatively Low
- San Patricio County — 73.8th percentile, Relatively Moderate
- Harrison County — 63.5th percentile, Relatively Low
- Hood County — 61.9th percentile, Relatively Low
- Starr County — 72.4th percentile, Relatively Low
- Nacogdoches County — 75.6th percentile, Relatively Moderate
- Van Zandt County — 53.6th percentile, Relatively Low
- Waller County — 65.6th percentile, Relatively Low
- Anderson County — 69.7th percentile, Relatively Low
- Maverick County — 73.1th percentile, Relatively Moderate
- Hardin County — 66.7th percentile, Relatively Low
- Navarro County — 68.3th percentile, Relatively Low
- Chambers County — 55th percentile, Relatively Low
- Burnet County — 82.3th percentile, Relatively Moderate
- Medina County — 77.2th percentile, Relatively Moderate
- Wilson County — 84.4th percentile, Relatively Moderate
- Polk County — 63.8th percentile, Relatively Low
- Kerr County — 85.2th percentile, Relatively Moderate
- Rusk County — 45.9th percentile, Relatively Low
- Cherokee County — 59.2th percentile, Relatively Low
- Atascosa County — 61th percentile, Relatively Low
- Caldwell County — 87.1th percentile, Relatively Moderate
- Kendall County — 75.1th percentile, Relatively Moderate
- Lamar County — 62.4th percentile, Relatively Low
- Wood County — 59.3th percentile, Relatively Low
- Val Verde County — 87.3th percentile, Relatively Moderate
- Erath County — 72.1th percentile, Relatively Low
- Cooke County — 66.8th percentile, Relatively Low
- Upshur County — 58.9th percentile, Relatively Low
- Wharton County — 69.8th percentile, Relatively Low
- Jim Wells County — 63.3th percentile, Relatively Low
- Hopkins County — 58th percentile, Relatively Low
- Hill County — 45.9th percentile, Relatively Low
- Fannin County — 36.5th percentile, Relatively Low
- Brown County — 73th percentile, Relatively Moderate
- Washington County — 72.7th percentile, Relatively Low
- Matagorda County — 68th percentile, Relatively Moderate
- Grimes County — 35.3th percentile, Relatively Low
- Jasper County — 55th percentile, Relatively Low
- Austin County — 57.7th percentile, Relatively Low
- Hale County — 43.4th percentile, Relatively Low
- Titus County — 31.9th percentile, Very Low
- Bee County — 39.8th percentile, Relatively Low
- Howard County — 45.4th percentile, Relatively Low
- Kleberg County — 55.3th percentile, Relatively Low
- Palo Pinto County — 59.9th percentile, Relatively Low
- San Jacinto County — 61th percentile, Relatively Low
- Cass County — 39.9th percentile, Relatively Low
- Gillespie County — 68.1th percentile, Relatively Low
- Milam County — 51.7th percentile, Relatively Low
- Aransas County — 67.8th percentile, Relatively Moderate
- Fayette County — 64.8th percentile, Relatively Low
- Uvalde County — 82.3th percentile, Relatively Moderate
- Shelby County — 45.1th percentile, Relatively Low
- Lampasas County — 41.9th percentile, Relatively Low
- Llano County — 82.5th percentile, Relatively Moderate
- Panola County — 44.3th percentile, Relatively Low
- Gaines County — 30.4th percentile, Very Low
- Bandera County — 79.3th percentile, Relatively Moderate
- Limestone County — 49.6th percentile, Relatively Low
- Houston County — 40th percentile, Relatively Low
- Montague County — 30.7th percentile, Very Low
- Moore County — 9.6th percentile, Very Low
- Hockley County — 24.8th percentile, Very Low
- Colorado County — 51th percentile, Relatively Low
- Gray County — 24.6th percentile, Very Low
- Jones County — 39.7th percentile, Relatively Low
- Freestone County — 47th percentile, Relatively Low
- Lavaca County — 85.8th percentile, Relatively Moderate
- Tyler County — 59.1th percentile, Relatively Low
- DeWitt County — 89.2th percentile, Relatively Moderate
- Burleson County — 34.9th percentile, Very Low
- Gonzales County — 90.4th percentile, Relatively Moderate
- Willacy County — 40.4th percentile, Very Low
- Calhoun County — 53.8th percentile, Relatively Low
- Hutchinson County — 21.4th percentile, Very Low
- Frio County — 46.6th percentile, Relatively Low
- Bosque County — 40.3th percentile, Relatively Low
- Andrews County — 10.8th percentile, Very Low
- Deaf Smith County — 13.1th percentile, Very Low
- Lee County — 21th percentile, Very Low
- Eastland County — 43.2th percentile, Relatively Low
- Young County — 34.9th percentile, Very Low
- Falls County — 24.1th percentile, Very Low
- Robertson County — 37.3th percentile, Relatively Low
- Leon County — 39.4th percentile, Relatively Low
- Scurry County — 23.6th percentile, Very Low
- Jackson County — 55.3th percentile, Relatively Low
- Karnes County — 63.8th percentile, Relatively Low
- Pecos County — 23.5th percentile, Very Low
- Callahan County — 13.9th percentile, Very Low
- Trinity County — 40.3th percentile, Relatively Low
- Comanche County — 54.7th percentile, Relatively Low
- Nolan County — 29.3th percentile, Very Low
- Madison County — 23.8th percentile, Very Low
- Zapata County — 19.9th percentile, Very Low
- Blanco County — 51.4th percentile, Relatively Low
- Rains County — 12.5th percentile, Very Low
- Camp County — 23.7th percentile, Very Low
- Lamb County — 18.6th percentile, Very Low
- Wilbarger County — 13.5th percentile, Very Low
- Morris County — 24.2th percentile, Very Low
- Live Oak County — 25.3th percentile, Very Low
- Reeves County — 31.5th percentile, Very Low
- Newton County — 38.2th percentile, Very Low
- Dawson County — 18.8th percentile, Very Low
- Red River County — 11.7th percentile, Very Low
- Terry County — 11.7th percentile, Very Low
- Ward County — 27.1th percentile, Very Low
- Franklin County — 17th percentile, Very Low
- Clay County — 14.2th percentile, Very Low
- Somervell County — 20.1th percentile, Very Low
- Sabine County — 32.9th percentile, Very Low
- Runnels County — 23.4th percentile, Very Low
- Ochiltree County — 7.4th percentile, Very Low
- Marion County — 26th percentile, Very Low
- Parmer County — 5.3th percentile, Very Low
- Duval County — 28.6th percentile, Very Low
- Brewster County — 33.7th percentile, Very Low
- Stephens County — 18.7th percentile, Very Low
- Jack County — 10.1th percentile, Very Low
- Zavala County — 67th percentile, Relatively Low
- Archer County — 8.6th percentile, Very Low
- Mitchell County — 18.2th percentile, Very Low
- Hamilton County — 17.1th percentile, Very Low
- Dimmit County — 19.4th percentile, Very Low
- Coleman County — 22.6th percentile, Very Low
- San Augustine County — 17th percentile, Very Low
- Yoakum County — 36.4th percentile, Relatively Low
- Dallam County — 14.9th percentile, Very Low
- McCulloch County — 16.8th percentile, Very Low
- Winkler County — 4.6th percentile, Very Low
- Castro County — 11.2th percentile, Very Low
- Goliad County — 19.9th percentile, Very Low
- Bailey County — 13.6th percentile, Very Low
- Swisher County — 11.8th percentile, Very Low
- Brooks County — 18th percentile, Very Low
- Refugio County — 42.6th percentile, Very Low
- Childress County — 3.9th percentile, Very Low
- La Salle County — 23.4th percentile, Very Low
- Lynn County — 4.5th percentile, Very Low
- Carson County — 3.6th percentile, Very Low
- Presidio County — 18.1th percentile, Very Low
- Delta County — 6.4th percentile, Very Low
- San Saba County — 14.9th percentile, Very Low
- Haskell County — 12.3th percentile, Very Low
- Martin County — 28.6th percentile, Very Low
- Floyd County — 11.3th percentile, Very Low
- Crosby County — 5.5th percentile, Very Low
- Hansford County — 3.9th percentile, Very Low
- Hartley County — 5.1th percentile, Very Low
- Wheeler County — 7.7th percentile, Very Low
- Garza County — 3.3th percentile, Very Low
- Crane County — 3.5th percentile, Very Low
- Jim Hogg County — 23.2th percentile, Very Low
- Mills County — 11.3th percentile, Very Low
- Kimble County — 55.4th percentile, Relatively Low
- Mason County — 25.4th percentile, Very Low
- Fisher County — 2.7th percentile, Very Low
- Hudspeth County — 5.6th percentile, Very Low
- Baylor County — 15.6th percentile, Very Low
- Hardeman County — 4.5th percentile, Very Low
- Coke County — 5.2th percentile, Very Low
- Concho County — 4th percentile, Very Low
- Sutton County — 19.1th percentile, Very Low
- Knox County — 5.3th percentile, Very Low
- Donley County — 4.2th percentile, Very Low
- Kinney County — 6th percentile, Very Low
- Shackelford County — 3.2th percentile, Very Low
- Reagan County — 3.8th percentile, Very Low
- Hemphill County — 3.6th percentile, Very Low
- Upton County — 7.1th percentile, Very Low
- Lipscomb County — 4.4th percentile, Very Low
- Hall County — 3.8th percentile, Very Low
- Crockett County — 20.8th percentile, Very Low
- Real County — 68.5th percentile, Relatively Low
- Sherman County — 1.1th percentile, Very Low
- Collingsworth County — 3.3th percentile, Very Low
- Cochran County — 1.8th percentile, Very Low
- Schleicher County — 2.1th percentile, Very Low
- Culberson County — 6.6th percentile, Very Low
- Menard County — 12th percentile, Very Low
- Oldham County — 1.6th percentile, Very Low
- Armstrong County — 1.3th percentile, Very Low
- Jeff Davis County — 7.9th percentile, Very Low
- Dickens County — 1.9th percentile, Very Low
- Throckmorton County — 2th percentile, Very Low
- Irion County — 2.9th percentile, Very Low
- Briscoe County — 0.4th percentile, Very Low
- Sterling County — 0.8th percentile, Very Low
- Edwards County — 17.8th percentile, Very Low
- Cottle County — 1.5th percentile, Very Low
- Stonewall County — 1th percentile, Very Low
- Glasscock County — 1.9th percentile, Very Low
- Foard County — 1th percentile, Very Low
- Motley County — 1.6th percentile, Very Low
- Roberts County — 0.4th percentile, Very Low
- Terrell County — 3.7th percentile, Very Low
- Kent County — 0.5th percentile, Very Low
- McMullen County — 2.2th percentile, Very Low
- Borden County — 0.7th percentile, Very Low
- Kenedy County — 0.3th percentile, No Rating
- King County — 0.6th percentile, Very Low
- Loving County — 0.2th percentile, Very Low