Obamacare Enrollment by State: Most Enrollees Live in Republican Areas

Chloe AdamsOctober 11, 2025050 views

Share of population enrolled in Obamacare plans

Source: KFF

Note: Alabama, Florida, Georgia, Kansas, Mississippi, South Carolina, Tennessee, Texas, Wisconsin and Wyoming have not adopted the Affordable Care Act’s Medicaid expansion.

The New York Times

Obamacare enrollment rates, by congressional district

Districts represented by Democrats

Districts represented by Republicans

Source: KFF

The New York Times

Districts with the highest Obamacare enrollment rates

Note: Table only includes districts with rates 15 percent or higher. Margin of victory not shown for representatives who ran uncontested or faced another member of the same party on the November ballot.

The New York Times

Obamacare enrollment, by income range

Income range	Share
100,150% of federal poverty level Individuals: $15,650,$23,475 Household of four: $32,150,$48,225	45% 10.9 million people
150,200% Individuals: $23,475,$31,300 Household of four: $48,225,$64,300	18% 4.3 million
200,250% Individuals: $31,300,$39,125 Household of four: $64,300,$80,375	10% 2.5 million
250,300% Individuals: $39,125,$46,950 Household of four: $80,375,$96,450	7% 1.7 million
300,400% Individuals: $46,950,$62,600 Household of four: $96,450,$128,600	7% 1.8 million
400,500% Individuals: $62,600,$78,250 Household of four: $128,600,$160,750	3% 724,961
500% or above Individuals: $78,250 or above Household of four: $160,750 or above	4% 911,808

Income range

100,150% of federal poverty level

Individuals: $15,650,$23,475

Household of four: $32,150,$48,225

45%

10.9 million people

150,200%

Individuals: $23,475,$31,300

Household of four: $48,225,$64,300

18%

4.3 million

200,250%

Individuals: $31,300,$39,125

Household of four: $64,300,$80,375

10%

2.5 million

250,300%

Individuals: $39,125,$46,950

Household of four: $80,375,$96,450

1.7 million

300,400%

Individuals: $46,950,$62,600

Household of four: $96,450,$128,600

1.8 million

400,500%

Individuals: $62,600,$78,250

Household of four: $128,600,$160,750

724,961

500% or above

Individuals: $78,250 or above

Household of four: $160,750 or above

911,808

Source: KFF

Note: Two groups, the group of people below the federal poverty level and the group labeled as “Unknown” in the data, were excluded from the table. They make up 2.2% and 3.8% of total enrollees.

The New York Times

Change in enrollment from 2020 to 2025

State		2025 total	Margin
Tex.	+255%	4 million	R+14
Miss.	+242%	338,159	R+23
W.Va.	+235%	67,113	R+42
La.	+234%	292,994	R+22
Ga.	+228%	1.5 million	R+2
Tenn.	+221%	642,867	R+30
Ala.	+198%	477,838	R+31
Ohio	+197%	583,443	R+11
S.C.	+195%	631,948	R+18
Ariz.	+177%	423,025	R+6
Ark.	+159%	166,639	R+31
Ind.	+155%	359,240	R+19
Iowa	+151%	136,833	R+13
Fla.	+147%	4.7 million	R+13
Kan.	+133%	200,046	R+16

Source: KFF

Note: Alabama, Florida, Georgia, Kansas, Mississippi, South Carolina, Tennessee, Texas, Wisconsin and Wyoming have not adopted the Affordable Care Act’s Medicaid expansion. The margin of victory in the presidential election in 2024 is shown.

The New York Times

Share of population enrolled in Obamacare plans

Obamacare enrollment rates, by congressional district

Districts represented by Democrats

Districts represented by Republicans

Districts with the highest Obamacare enrollment rates

Obamacare enrollment, by income range

Change in enrollment from 2020 to 2025

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