Oklahoma ACA Health Insurance

77 counties, 7 issuers, 186 plans

$568
Avg Premium (Age 27)
$692
Avg Premium (Age 40)
$1,470
Avg Premium (Age 60)
$4,765
Avg Deductible
The short answer

ACA marketplace coverage in Oklahoma averages $568/mo for a 27-year-old across 77 counties and 7 issuers, before subsidies. Where you live matters most: Kingfisher is the cheapest county at $556/mo Silver, while Cimarron is the priciest at $737/mo.

Premium Range

Premiums in Oklahoma range from $245/mo to $1,066/mo (age 27 base rate).

Reading the Oklahoma Marketplace

The ACA marketplace in Oklahoma lists 186 plans from 7 issuers spread across 77 counties. The statewide average premium is $568/mo for a 27-year-old, $692/mo at age 40, and $1,470/mo at age 60, reflecting the ACA's 3-to-1 age rating band. Individual plan premiums run from $245 at the low end to $1,066 at the high end, before subsidies.

Geography drives most of the within-state variation: Cimarron posts the highest Silver average at $737/mo, while Kingfisher sits at $556/mo, a gap shaped by local issuer competition, hospital pricing, and risk-pool composition rather than benefit differences, since every marketplace plan must cover the same 10 essential health benefits. The statewide average annual deductible is $4,765, the amount most enrollees must pay before non-preventive coverage begins.

Premium tax credits (APTCs) further reduce what most enrollees pay out of pocket, with the size of the subsidy keyed to each county's benchmark (second-lowest Silver) premium. This page is informational only and is not insurance, medical, or tax advice, confirm your exact plan options, network providers, and subsidy eligibility at HealthCare.gov before enrolling. Source: CMS Marketplace Public Use Files.

Top 5 most-expensive counties - Oklahoma (Silver avg)

Top 5 most-expensive counties - Oklahoma (Silver avg) Horizontal bar chart of the top 5 items by value (USD/mo). Top 5 most-expensive counties - Oklahoma (Silver avg) Top 5 1. Cimarron $737 2. Coal $737 3. Custer $737 4. Texas $737 5. Washita $737 Top 5 Oklahoma counties ranked by average Silver-tier ACA premium (Plan Year 2026). Source: CMS Marketplace Public Use Files.

Source: CMS Health Insurance Marketplace Public Use Files (Plan Year 2026) Oklahoma ACA marketplace premiums by county and metal tier (Plan Year 2026) · 2026 CMS publishes the Marketplace Public Use Files annually, covering the federal exchange and participating state-based exchanges. Premiums shown are pre-subsidy and reflect age-27 Silver averages.

Most Expensive Counties

# County Silver Avg Plans Issuers
1 Cimarron $737/mo 13 1
2 Coal $737/mo 13 1
3 Custer $737/mo 13 1
4 Texas $737/mo 13 1
5 Washita $737/mo 13 1

Most Affordable Counties

# County Silver Avg Plans Issuers
1 Kingfisher $556/mo 79 6
2 Tulsa $558/mo 98 7
3 Lincoln $559/mo 85 6
4 Blaine $560/mo 69 5
5 Muskogee $562/mo 45 3

All Counties in Oklahoma

County Silver Avg Bronze Avg Gold Avg Plans Issuers YoY
Adair $581 $472 $610 42 3 +26.1%
Alfalfa $606 $461 $635 52 4 +35.3%
Atoka $599 $461 $621 55 4 +28.3%
Beaver $690 $461 $685 26 2 +37.0%
Beckham $674 $472 $650 22 2 +38.4%
Blaine $560 $461 $596 69 5 +37.8%
Bryan $690 $461 $685 26 2 +37.0%
Caddo $606 $461 $635 52 4 +35.3%
Canadian $579 $453 $614 94 7 +35.0%
Carter $566 $432 $583 57 4 +40.3%
Cherokee $571 $472 $593 52 4 +30.0%
Choctaw $578 $472 $623 33 2 +37.0%
Cimarron $737 $472 $713 13 1 +43.3%
Cleveland $576 $446 $612 94 7 +32.7%
Coal $737 $472 $713 13 1 +43.3%
Comanche $627 $480 $652 48 4 +32.9%
Cotton $599 $461 $621 55 4 +37.1%
Craig $644 $472 $631 23 2 +32.8%
Creek $585 $468 $602 82 6 +35.3%
Custer $737 $472 $713 13 1 +43.3%
Delaware $638 $461 $627 51 5 +34.8%
Dewey $600 $461 $633 46 3 +25.3%
Ellis $690 $461 $685 26 2 +37.0%
Garfield $664 $461 $652 41 4 +33.6%
Garvin $600 $461 $633 46 3 +39.6%
Grady $687 $453 $679 41 4 +37.7%
Grant $600 $461 $633 46 3 +39.6%
Greer $599 $461 $621 55 4 +28.3%
Harmon $690 $461 $685 26 2 +37.0%
Harper $690 $461 $685 26 2 +37.0%
Haskell $600 $461 $633 46 3 +39.6%
Hughes $648 $461 $640 36 3 +35.0%
Jackson $664 $461 $652 41 4 +33.6%
Jefferson $665 $461 $652 35 3 +37.1%
Johnston $569 $472 $593 48 4 +40.6%
Kay $684 $461 $678 32 3 +36.6%
Kingfisher $556 $461 $585 79 6 +36.2%
Kiowa $684 $461 $678 32 3 +32.5%
Latimer $690 $461 $685 26 2 +37.0%
Le Flore $611 $475 $655 33 2 +33.0%
Lincoln $559 $446 $597 85 6 +30.5%
Logan $580 $446 $610 103 7 +35.4%
Love $600 $461 $633 46 3 +39.6%
Major $606 $461 $635 52 4 +35.3%
Marshall $690 $461 $685 26 2 +37.0%
Mayes $583 $436 $601 65 4 +36.7%
McClain $579 $446 $620 84 6 +35.0%
McCurtain $690 $461 $685 26 2 +37.0%
McIntosh $588 $461 $613 56 4 +35.6%
Murray $639 $461 $627 41 4 +47.0%
Muskogee $562 $472 $600 45 3 +31.5%
Noble $690 $461 $685 26 2 +37.0%
Nowata $636 $461 $624 45 4 +33.9%
Okfuskee $577 $461 $627 66 5 +34.9%
Oklahoma $580 $446 $610 103 7 +35.4%
Okmulgee $594 $468 $614 71 5 +35.5%
Osage $588 $468 $602 80 6 +35.7%
Ottawa $636 $461 $624 45 4 +33.9%
Pawnee $647 $468 $640 51 4 +36.5%
Payne $594 $461 $617 62 5 +32.8%
Pittsburg $632 $472 $618 38 4 +33.2%
Pontotoc $566 $432 $583 57 4 +40.3%
Pottawatomie $573 $461 $605 85 7 +31.7%
Pushmataha $600 $461 $633 46 3 +39.6%
Roger Mills $690 $461 $685 26 2 +37.0%
Rogers $588 $468 $602 80 6 +35.7%
Seminole $577 $461 $627 66 5 +34.9%
Sequoyah $611 $475 $655 33 2 +33.0%
Stephens $669 $472 $650 28 3 +34.8%
Texas $737 $472 $713 13 1 +43.3%
Tillman $690 $461 $685 26 2 +37.0%
Tulsa $558 $468 $597 98 7 +32.9%
Wagoner $585 $468 $602 82 6 +31.2%
Washington $632 $472 $618 38 4 +33.2%
Washita $737 $472 $713 13 1 +43.3%
Woods $606 $461 $635 52 4 +22.5%
Woodward $684 $461 $678 32 3 +36.6%

Health Insurance Guides

ACA Health Insurance in Oklahoma

The Affordable Care Act marketplace in Oklahoma offers 186 health insurance plans from 7 issuers across 77 counties. Premiums vary significantly by geography: the most expensive county (Cimarron) averages $737/mo for a Silver plan, while the most affordable (Kingfisher) averages $556/mo.

Many consumers qualify for premium tax credits that significantly reduce monthly costs. Subsidies are based on household income relative to the federal poverty level. The average deductible across plans is $4,765, though lower-deductible options are available at higher monthly premiums.

Frequently Asked Questions

How much does health insurance cost in Oklahoma?
The average ACA marketplace premium in Oklahoma is $568/mo for a 27-year-old, $692/mo for a 40-year-old, and $1,470/mo for a 60-year-old. Premiums range from $245 to $1,066/mo across 77 counties and 7 issuers.
What is the cheapest health insurance plan in Oklahoma?
The most affordable county for ACA coverage in Oklahoma is Kingfisher with an average Silver plan premium of $556/mo. Actual costs depend on age, tobacco use, household income, and subsidy eligibility.
How many health insurance companies operate in Oklahoma?
7 insurance issuers offer 186 ACA marketplace plans across 77 counties in Oklahoma. Competition varies by county, with some areas having more plan choices than others.
Where is health insurance most expensive in Oklahoma?
The most expensive county for ACA coverage in Oklahoma is Cimarron, where the average Silver plan costs $737/mo. By comparison, the most affordable county is Kingfisher at $556/mo - a difference driven by issuer competition and local healthcare costs.
What is the average deductible for health plans in Oklahoma?
The average annual deductible across ACA marketplace plans in Oklahoma is $4,765. Bronze plans typically have higher deductibles (lower premiums), while Gold and Platinum plans offer lower deductibles at higher monthly costs. Silver plans with cost-sharing reductions may offer even lower deductibles for qualifying households.

Disclaimer: This page is for informational purposes only and does not constitute insurance or financial advice. Premiums shown are base rates for a 27-year-old non-tobacco user unless otherwise noted. Actual premiums vary by age, location, tobacco use, and subsidy eligibility. Source: CMS Marketplace PUF.

Data sourced from the CMS Health Insurance Marketplace Public Use Files. See our methodology for details. Retrieved and formatted by PlainHealthPlan Editorial