Headache Vault Research Program

Headache disorder population by state.

Census-calibrated estimates for all 50 states, the District of Columbia, and Puerto Rico. Based on Burch et al. (2021) migraine-specific prevalence rates applied to U.S. Census ACS 2023 data.

← Research overview

40.2M

Americans estimated to live with migraine

10.9M

estimated to meet criteria for preventive therapy

33,772

ZIP code tabulation areas in this dataset

Census ACS 2023 · Burch et al. (2021) · CC BY 4.0

All States and Territories

State	Total patients	Specialist care*	Neurology care*	Primary care*
California	4,929,098	224,672	835,082	3,869,385
Texas	3,639,301	165,873	616,604	2,856,837
Florida	2,863,467	130,516	485,268	2,247,700
New York	2,670,492	121,726	452,584	2,096,199
Pennsylvania	1,746,521	79,614	295,918	1,371,009
Illinois	1,683,918	76,757	285,327	1,321,848
Ohio	1,579,893	72,007	267,636	1,240,266
Georgia	1,433,956	65,367	243,002	1,125,601
North Carolina	1,392,816	63,493	236,044	1,093,289
Michigan	1,358,612	61,936	230,261	1,066,432
New Jersey	1,196,685	54,546	202,804	939,347
Virginia	1,163,491	53,034	197,192	913,277
Washington	1,022,389	46,602	173,259	802,543
Arizona	1,007,247	45,913	170,694	790,649
Tennessee	954,179	43,497	161,728	748,966
Massachusetts	918,523	41,876	155,702	720,959
Indiana	896,285	40,864	151,942	703,489
Missouri	838,139	38,207	142,038	657,907
Maryland	827,562	37,725	140,250	649,600
Wisconsin	786,461	35,850	133,277	617,345
Colorado	783,584	35,719	132,789	615,087
Minnesota	757,893	34,548	128,442	594,914
South Carolina	728,199	33,199	123,425	571,588
Alabama	672,291	30,650	113,921	527,731
Louisiana	619,047	28,226	104,935	485,898
Kentucky	607,419	27,695	102,965	476,770
Oregon	578,682	26,381	98,086	454,226
Oklahoma	540,871	24,656	91,683	424,541
Connecticut	477,253	21,757	80,887	374,619
Iowa	431,018	19,651	73,054	338,323
Utah	430,749	19,639	73,008	338,111
Mississippi	404,581	18,445	68,584	317,563
Arkansas	404,374	18,436	68,549	317,400
Nevada	393,568	17,943	66,718	308,915
Kansas	393,289	17,930	66,671	308,699
New Mexico	281,278	12,822	47,672	220,793
Nebraska	267,872	12,210	45,397	210,274
West Virginia	249,432	11,369	42,272	195,800
Idaho	248,893	11,344	42,182	195,375
Hawaii	190,268	8,675	32,248	149,354
New Hampshire	186,028	8,482	31,530	146,023
Maine	182,573	8,325	30,944	143,311
Rhode Island	145,208	6,620	24,609	113,983
Montana	143,618	6,547	24,339	112,739
Delaware	135,813	6,192	23,024	106,604
South Dakota	120,497	5,493	20,424	94,585
North Dakota	104,289	4,754	17,678	81,860
Alaska	99,530	4,538	16,874	78,122
Vermont	85,619	3,903	14,512	67,207
Wyoming	77,993	3,555	13,219	61,222
District of Columbia	77,703	3,542	13,170	60,993
Puerto Rico	392,516	17,895	66,543	308,085
Total	44,120,983	2,011,216	7,476,966	34,633,363

* Care level estimates are based on a proposed patient complexity framework offered as a basis for clinical and policy discussion. See methodology →

Doty A. Headache Disorder Population Estimates by State.
The Headache Vault; 2026.
headachevault.com/research/states
Licensed CC BY 4.0.

✓ CC BY 4.0