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Texas counties

Medicare Advantage and marketplace plans are set by area, so start with your county. 254 listed.

CountyPopulation (2023 est.)Rank in Texas
Anderson County57,73661
Andrews County18,664128
Angelina County87,31946
Aransas County25,374102
Archer County9,029173
Armstrong County1,832234
Atascosa County51,78471
Austin County31,67791
Bailey County6,672188
Bandera County22,637108
Bastrop County110,77842
Baylor County3,463211
Bee County30,85093
Bell County393,19315
Bexar County2,087,6794
Blanco County13,048147
Borden County572250
Bosque County18,996127
Bowie County91,68744
Brazoria County398,93814
Brazos County244,70324
Brewster County9,513169
Briscoe County1,445239
Brooks County6,848186
Brown County38,70981
Burleson County19,475126
Burnet County53,99166
Caldwell County49,85974
Calhoun County19,696125
Callahan County14,374141
Cameron County426,71013
Camp County13,000148
Carson County5,878191
Cass County28,65998
Castro County7,227183
Chambers County53,87668
Cherokee County52,21770
Childress County6,788187
Clay County10,738160
Cochran County2,509229
Coke County3,352213
Coleman County7,842177
Collin County1,195,3596
Collingsworth County2,563228
Colorado County21,117115
Comal County193,92827
Comanche County14,050144
Concho County3,297215
Cooke County43,78278
Coryell County84,87849
Cottle County1,294242
Crane County4,574204
Crockett County2,858224
Crosby County4,917201
Culberson County2,196231
Dallam County7,237182
Dallas County2,606,3582
Dawson County12,004154
Deaf Smith County18,347129
Delta County5,520195
Denton County1,007,7037
DeWitt County19,929124
Dickens County1,711236
Dimmit County8,257176
Donley County3,214218
Duval County9,604167
Eastland County18,037132
Ector County164,49432
Edwards County1,393241
El Paso County869,88010
Ellis County222,82925
Erath County44,19577
Falls County17,286134
Fannin County37,57185
Fayette County25,474101
Fisher County3,612209
Floyd County5,090199
Foard County1,079245
Fort Bend County916,7788
Franklin County10,735161
Freestone County20,441118
Frio County17,987133
Gaines County22,523109
Galveston County361,74416
Garza County4,517206
Gillespie County27,73399
Glasscock County1,141244
Goliad County7,144184
Gonzales County19,930123
Gray County20,916116
Grayson County146,90734
Gregg County126,24338
Grimes County32,38489
Guadalupe County188,45428
Hale County31,76190
Hall County2,818226
Hamilton County8,619175
Hansford County5,071200
Hardeman County3,490210
Hardin County58,26159
Harris County4,835,1251
Harrison County70,89552
Hartley County5,145198
Haskell County5,385196
Hays County280,48619
Hemphill County3,189219
Henderson County86,15847
Hidalgo County898,4719
Hill County38,10184
Hockley County21,460113
Hood County67,77454
Hopkins County38,17283
Houston County22,066111
Howard County30,55494
Hudspeth County3,451212
Hunt County113,34741
Hutchinson County20,033122
Irion County1,549237
Jack County8,875174
Jackson County15,221138
Jasper County32,69488
Jeff Davis County1,856233
Jefferson County251,49622
Jim Hogg County4,720203
Jim Wells County38,66282
Johnson County202,90626
Jones County20,381120
Karnes County15,018139
Kaufman County185,69029
Kendall County50,53773
Kenedy County343252
Kent County734248
Kerr County53,91567
Kimble County4,442207
King County217253
Kinney County3,148220
Kleberg County30,06995
Knox County3,302214
La Salle County6,537190
Lamar County51,12772
Lamb County12,711150
Lampasas County23,262105
Lavaca County20,571117
Lee County18,240130
Leon County16,538136
Liberty County108,27243
Limestone County22,250110
Lipscomb County2,906223
Live Oak County11,584157
Llano County22,875106
Loving County43254
Lubbock County320,94018
Lynn County5,761194
Madison County13,742145
Marion County9,571168
Martin County5,216197
Mason County3,931208
Matagorda County36,35987
Maverick County57,76260
McCulloch County7,452180
McLennan County268,58321
McMullen County568251
Medina County54,79763
Menard County1,958232
Midland County177,10830
Milam County25,951100
Mills County4,548205
Mitchell County9,075172
Montague County21,598112
Montgomery County711,35411
Moore County21,190114
Morris County12,066152
Motley County1,020246
Nacogdoches County65,37556
Navarro County55,63562
Newton County12,039153
Nolan County14,306142
Nueces County352,28917
Ochiltree County9,704165
Oldham County1,783235
Orange County85,72248
Palo Pinto County29,74796
Panola County22,838107
Parker County173,49431
Parmer County9,617166
Pecos County14,623140
Polk County54,18664
Potter County114,64740
Presidio County5,795193
Rains County12,986149
Randall County148,25533
Reagan County3,141221
Real County2,854225
Red River County11,678156
Reeves County11,770155
Refugio County6,666189
Roberts County840247
Robertson County17,267135
Rockwall County131,30736
Runnels County9,868164
Rusk County53,07969
Sabine County10,106162
San Augustine County7,833178
San Jacinto County28,93697
San Patricio County70,66053
San Saba County5,845192
Schleicher County2,391230
Scurry County16,212137
Shackelford County3,229216
Shelby County24,179104
Sherman County2,678227
Smith County245,20923
Somervell County9,888163
Starr County65,93455
Stephens County9,343170
Sterling County1,397240
Stonewall County1,218243
Sutton County3,221217
Swisher County6,955185
Tarrant County2,182,9473
Taylor County146,83635
Terrell County687249
Terry County11,547158
Throckmorton County1,526238
Titus County31,35792
Tom Green County119,05739
Travis County1,334,9615
Trinity County14,228143
Tyler County20,382119
Upshur County43,28179
Upton County3,109222
Uvalde County24,960103
Val Verde County47,72076
Van Zandt County64,00057
Victoria County91,66445
Walker County81,26850
Waller County63,55358
Ward County10,966159
Washington County37,00786
Webb County269,14820
Wharton County41,73980
Wheeler County4,804202
Wichita County130,18037
Wilbarger County12,522151
Willacy County20,037121
Williamson County697,19112
Wilson County54,18365
Winkler County7,414181
Wise County78,09751
Wood County47,92175
Yoakum County7,468179
Young County18,124131
Zapata County13,736146
Zavala County9,312171

Population: U.S. Census Bureau Population Estimates, 2023.

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Reviewed by Richard Lander, licensed insurance agent (NPN 21255551), Lander LLC. Last updated October 3, 2026. This page is educational and is not a quote, an offer of coverage, or legal or tax advice.

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Medicare

Medicare Open Enrollment starts October 15th

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Under 65 · ACA

ACA Open Enrollment opens November 1st

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Short-term · TriTerm

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