Ranking of Texas Counties By Number of People and Percentage of Population With Medicare Health Insurance Coverage in 2021 (ACS-5Yrs)

Updated on October 26, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the Texas population who had Medicare health insurance coverage was 13.62% (i.e. 3,868,582 people). Percentagewise, among all Texas counties, Terrell County had the highest percentage of its population with Medicare health insurance coverage (41.78%), followed by Llano County (38.57%), and Menard County (38.52%).

In numerical terms, Harris County had the highest number of people with Medicare health insurance coverage (520,812), followed by Dallas County (303,091), and Bexar County (270,727).

The charts below shows the top 10 counties by the number of people and percentage of the population with Medicare health insurance coverage. The tables below shows the ranking for all Texas counties.

You can see similar information for other types of health insurance coverages.

You can also see similar information for other states.

Ranking of Texas Counties By Percentage of Population With Medicare Health Insurance Coverage in 2021
Terrell County
Llano County
Menard County
Jeff Davis County
Concho County
Real County
Foard County
Kent County
Sabine County
Mason County
Ranking of Texas Counties By Number of People With Medicare Health Insurance Coverage in 2021
Harris County
Dallas County
Bexar County
Tarrant County
Travis County
El Paso County
Collin County
Hidalgo County
Denton County
Fort Bend County
Ranking of Texas Counties By Percentage of Population With Medicare Health Insurance Coverage in 2021
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Rank County Percentage of Population (%)
1 Terrell County 41.78
2 Llano County 38.57
3 Menard County 38.52
4 Jeff Davis County 37.26
5 Concho County 34.75
6 Real County 34.49
7 Foard County 34.38
8 Kent County 34.31
9 Sabine County 34.09
10 Mason County 31.95
11 Loving County 31.33
12 Gillespie County 30.87
13 Motley County 30.26
14 Trinity County 30.22
15 Dickens County 29.83
16 Coke County 29.69
17 Coleman County 29.68
18 Wood County 29.49
19 Bandera County 29.46
20 Aransas County 29.39
21 Kerr County 29.29
22 San Augustine County 29.22
23 Marion County 29.21
24 Tyler County 28.68
25 Mills County 28.54
26 Edwards County 28.50
27 Red River County 28.14
28 Kinney County 27.75
29 San Saba County 27.74
30 Baylor County 27.72
31 Kimble County 27.51
32 Hudspeth County 27.40
33 Houston County 27.14
34 Roberts County 26.93
35 Hamilton County 26.63
36 Haskell County 26.59
37 San Jacinto County 26.30
38 Leon County 26.06
39 Throckmorton County 26.02
40 Fayette County 26.01
41 Rains County 25.92
42 Briscoe County 25.83
43 Hall County 25.81
44 Brooks County 25.67
45 Hood County 25.18
46 Goliad County 25.02
47 Bosque County 24.99
48 Henderson County 24.86
49 Kenedy County 24.85
50 Schleicher County 24.77
51 Clay County 24.66
52 Newton County 24.48
53 Jasper County 24.40
54 Blanco County 24.27
54 Fisher County 24.27
55 McCulloch County 24.22
56 Borden County 24.18
56 Burnet County 24.18
57 Comanche County 24.10
58 Freestone County 23.84
59 Polk County 23.81
60 Donley County 23.61
61 Delta County 23.51
62 Eastland County 23.47
63 Lavaca County 23.43
64 Cass County 23.35
65 Burleson County 23.32
66 Callahan County 23.28
67 Jones County 23.27
68 Archer County 23.26
69 Refugio County 23.25
70 Lampasas County 23.23
71 Morris County 23.13
72 Franklin County 23.10
72 Montague County 23.10
73 Falls County 22.71
74 Milam County 22.69
75 Hardeman County 22.56
76 Van Zandt County 22.54
77 Shackelford County 22.48
78 Stephens County 22.45
79 Live Oak County 22.30
80 Robertson County 22.25
80 Swisher County 22.25
81 Colorado County 22.20
82 Hill County 22.08
83 Brown County 21.94
84 Washington County 21.93
85 Young County 21.73
86 Wilbarger County 21.65
87 Garza County 21.62
88 Lamar County 21.59
89 Lee County 21.45
89 Panola County 21.45
90 Palo Pinto County 21.36
91 Runnels County 21.32
92 Jack County 21.25
93 DeWitt County 21.22
94 Shelby County 21.19
95 Crosby County 21.15
96 Armstrong County 21.00
97 Irion County 20.97
98 Brewster County 20.87
99 Grimes County 20.78
100 Limestone County 20.73
101 Fannin County 20.67
102 Upshur County 20.64
103 Cherokee County 20.57
104 Floyd County 20.55
105 Austin County 20.46
106 Somervell County 20.42
107 Jackson County 20.14
108 Knox County 20.10
109 Hopkins County 20.08
110 Grayson County 19.95
111 Crockett County 19.91
112 Presidio County 19.83
113 Mitchell County 19.74
114 Duval County 19.68
115 Madison County 19.66
116 Cottle County 19.61
117 Wheeler County 19.56
118 Harrison County 19.55
119 Nolan County 19.51
120 Anderson County 19.49
121 Calhoun County 19.47
121 Medina County 19.47
122 Culberson County 19.38
123 Comal County 19.23
124 Camp County 19.17
125 Rusk County 19.03
126 Collingsworth County 19.02
126 Karnes County 19.02
127 Dawson County 18.96
128 Cooke County 18.91
129 Gonzales County 18.85
130 La Salle County 18.84
131 Hardin County 18.72
132 Angelina County 18.66
133 Wharton County 18.65
134 Matagorda County 18.62
135 Kendall County 18.61
136 Hunt County 18.50
137 Bowie County 18.45
138 Navarro County 18.44
139 Dimmit County 18.40
140 Hutchinson County 18.22
141 Wichita County 18.17
142 Hemphill County 18.15
143 Jim Wells County 18.07
144 Smith County 18.04
145 Stonewall County 17.85
146 Scurry County 17.81
147 Lynn County 17.67
148 Carson County 17.66
149 Uvalde County 17.63
150 Orange County 17.61
151 Childress County 17.51
152 Victoria County 17.40
153 Gregg County 17.38
154 Gray County 17.37
155 Lamb County 17.26
156 Sutton County 17.22
157 Cochran County 17.19
158 San Patricio County 17.17
159 Hartley County 17.13
160 Wilson County 17.10
161 Willacy County 17.08
162 Upton County 17.01
163 Bee County 16.96
164 Tom Green County 16.93
165 Terry County 16.88
165 Zavala County 16.88
166 Sherman County 16.72
167 Randall County 16.71
168 Bailey County 16.69
169 Parker County 16.68
170 Wise County 16.67
171 Jefferson County 16.65
172 Walker County 16.63
173 Nacogdoches County 16.50
174 Castro County 16.44
175 Nueces County 16.21
176 Frio County 16.19
177 Taylor County 16.15
178 Hockley County 16.11
179 Caldwell County 16.00
180 Coryell County 15.93
181 Bastrop County 15.92
182 McLennan County 15.90
183 Parmer County 15.71
184 Oldham County 15.66
185 Galveston County 15.53
186 Lipscomb County 15.50
187 Kleberg County 15.48
188 Hansford County 15.44
189 Atascosa County 15.41
190 Titus County 15.35
191 Liberty County 15.27
192 Val Verde County 15.22
193 Guadalupe County 15.17
194 Howard County 15.09
195 Erath County 15.06
196 Deaf Smith County 14.96
197 Johnson County 14.93
198 Hale County 14.79
199 Cameron County 14.75
200 Zapata County 14.72
201 Ward County 14.27
202 Potter County 14.19
203 McMullen County 13.99
204 Bexar County 13.84
205 Lubbock County 13.79
206 Reeves County 13.75
207 Bell County 13.72
208 Montgomery County 13.70
209 El Paso County 13.54
210 Ellis County 13.51
211 Pecos County 13.30
212 Starr County 13.29
213 Jim Hogg County 13.04
214 Maverick County 13.01
215 Brazoria County 12.88
216 Waller County 12.85
217 Kaufman County 12.67
217 Williamson County 12.67
218 Winkler County 12.62
219 Crane County 12.47
220 Hidalgo County 12.42
221 Rockwall County 12.41
222 Chambers County 12.36
223 Martin County 12.19
224 Tarrant County 12.02
225 Hays County 12.01
226 Ochiltree County 11.72
227 Dallas County 11.71
228 Glasscock County 11.47
229 Fort Bend County 11.28
230 Harris County 11.14
231 Dallam County 10.79
232 Collin County 10.77
233 Ector County 10.75
234 Sterling County 10.73
235 Denton County 10.66
236 Gaines County 10.59
237 Midland County 10.48
238 Moore County 10.46
239 Travis County 10.33
240 Brazos County 10.31
241 Webb County 10.13
242 Andrews County 9.88
243 Reagan County 9.20
244 Yoakum County 8.11
245 King County 7.86
Ranking of Texas Counties By Number of People With Medicare Health Insurance Coverage in 2021
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Rank County Number of People
1 Harris County 520812
2 Dallas County 303091
3 Bexar County 270727
4 Tarrant County 249552
5 Travis County 130176
6 El Paso County 113184
7 Collin County 111647
8 Hidalgo County 106549
9 Denton County 94008
10 Fort Bend County 90407
11 Montgomery County 82983
12 Williamson County 74614
13 Cameron County 61828
14 Nueces County 56437
15 Galveston County 53159
16 Bell County 47063
17 Brazoria County 45905
18 Lubbock County 42011
19 Smith County 41300
20 Jefferson County 40533
21 McLennan County 40390
22 Comal County 29791
23 Hays County 27987
24 Webb County 26858
25 Grayson County 26560
26 Johnson County 26072
27 Guadalupe County 25332
28 Ellis County 25248
29 Parker County 23916
30 Brazos County 23364
31 Randall County 23117
32 Taylor County 21985
33 Wichita County 21201
34 Gregg County 21147
35 Henderson County 20090
36 Tom Green County 19349
37 Hunt County 18138
38 Kaufman County 17608
39 Midland County 17381
40 Ector County 17218
41 Bowie County 16125
42 Potter County 15938
43 Angelina County 15823
44 Victoria County 15728
45 Kerr County 15123
46 Hood County 15075
47 Orange County 14863
48 Bastrop County 14775
49 Harrison County 13292
50 Van Zandt County 13125
51 Rockwall County 12985
52 Wood County 12878
53 Liberty County 12765
54 San Patricio County 11661
55 Burnet County 11541
56 Wise County 11183
57 Polk County 10941
58 Lamar County 10684
59 Walker County 10606
60 Nacogdoches County 10581
61 Hardin County 10431
62 Coryell County 10031
63 Cherokee County 9843
64 Navarro County 9440
65 Medina County 9362
66 Rusk County 9188
67 Anderson County 8839
68 Starr County 8647
69 Wilson County 8333
70 Upshur County 8325
71 Gillespie County 8172
72 Brown County 8137
73 Llano County 8130
74 Kendall County 8087
75 Jasper County 7933
76 Hill County 7744
77 Cooke County 7719
78 Wharton County 7702
79 Washington County 7622
80 Maverick County 7488
81 Atascosa County 7450
82 Hopkins County 7268
83 San Jacinto County 7169
84 Waller County 7109
85 Jim Wells County 7023
86 Aransas County 7007
87 Caldwell County 6921
88 Val Verde County 6810
89 Fannin County 6751
90 Matagorda County 6690
91 Cass County 6628
92 Erath County 6301
93 Fayette County 6268
94 Austin County 6117
95 Bandera County 6093
96 Palo Pinto County 5998
97 Chambers County 5560
98 Milam County 5549
99 Grimes County 5256
100 Houston County 5202
101 Tyler County 5114
102 Shelby County 5110
103 Lampasas County 4898
104 Panola County 4803
105 Titus County 4780
106 Kleberg County 4696
107 Lavaca County 4666
108 Howard County 4654
109 Hale County 4621
110 Montague County 4526
111 Colorado County 4505
112 Bosque County 4492
113 Limestone County 4469
114 Freestone County 4317
115 Uvalde County 4310
116 Eastland County 4123
117 Leon County 4120
118 Trinity County 4100
119 Burleson County 4092
120 Bee County 4012
121 Calhoun County 3921
122 Young County 3838
123 DeWitt County 3822
124 Hutchinson County 3773
125 Robertson County 3711
126 Gonzales County 3669
127 Lee County 3653
128 Falls County 3467
129 Hockley County 3459
130 Gray County 3444
131 Sabine County 3373
132 Willacy County 3296
133 Red River County 3242
134 Comanche County 3223
135 Callahan County 3193
136 Rains County 3099
137 Jones County 3090
138 Newton County 3034
139 Jackson County 2979
140 Nolan County 2845
141 Marion County 2821
142 Deaf Smith County 2768
143 Scurry County 2753
144 Morris County 2742
145 Blanco County 2728
146 Wilbarger County 2703
147 Clay County 2505
148 Camp County 2388
149 Franklin County 2385
150 Frio County 2359
151 Coleman County 2320
152 San Augustine County 2272
153 Madison County 2242
154 Lamb County 2239
155 Moore County 2235
156 Live Oak County 2233
157 Gaines County 2232
158 Karnes County 2214
159 Hamilton County 2140
160 Runnels County 2069
161 Zapata County 2048
162 Dawson County 2016
163 Archer County 1995
164 Brewster County 1966
165 Stephens County 1961
166 Terry County 1884
167 Duval County 1866
168 Reeves County 1856
169 Somervell County 1841
170 McCulloch County 1831
171 Andrews County 1790
172 Goliad County 1754
173 Pecos County 1724
174 Brooks County 1667
175 Zavala County 1654
176 Ward County 1610
177 Dimmit County 1607
178 Jack County 1578
179 Refugio County 1554
180 Parmer County 1542
181 Mitchell County 1442
182 Swisher County 1429
183 San Saba County 1421
184 Haskell County 1361
185 Mason County 1259
186 Presidio County 1255
187 Mills County 1251
188 Delta County 1222
189 Castro County 1214
190 Kimble County 1175
191 Ochiltree County 1173
192 La Salle County 1138
193 Bailey County 1131
194 Floyd County 1120
195 Crosby County 1099
196 Carson County 1029
197 Wheeler County 985
198 Lynn County 977
199 Real County 955
200 Coke County 952
201 Winkler County 951
202 Baylor County 950
203 Garza County 935
204 Childress County 916
205 Fisher County 899
206 Kinney County 827
207 Hansford County 814
208 Concho County 811
209 Hardeman County 803
210 Dallam County 766
211 Donley County 757
212 Menard County 750
213 Jeff Davis County 734
214 Hall County 731
215 Shackelford County 700
216 Hartley County 696
217 Knox County 659
218 Hudspeth County 648
219 Martin County 631
220 Jim Hogg County 630
221 Yoakum County 625
222 Schleicher County 624
223 Hemphill County 620
224 Sutton County 585
225 Crockett County 576
226 Crane County 569
227 Upton County 559
228 Collingsworth County 550
229 Lipscomb County 481
230 Dickens County 442
231 Cochran County 434
232 Culberson County 427
233 Terrell County 409
234 Armstrong County 404
235 Sherman County 390
236 Edwards County 385
237 Motley County 384
238 Throckmorton County 371
239 Foard County 363
240 Briscoe County 327
241 Irion County 324
242 Reagan County 307
243 Cottle County 306
244 Oldham County 282
245 Stonewall County 236
246 Kent County 200
247 Roberts County 195
248 Sterling County 146
249 Glasscock County 140
250 Borden County 133
251 McMullen County 102
252 Kenedy County 42
253 Loving County 26
254 King County 18