Health insurance prices in Petroleum County, MT (2026)
30 marketplace plans from 3 insurers. Cheapest plan $505/mo; typical Silver $757/mo. Official marketplace: HealthCare.gov (enter your ZIP for your real price and tax credit).
Plan year 2026 prices; 2027 prices will be added as soon as CMS publishes them. Monthly premium for one 40-year-old, before any tax credit (subsidy). Rating Area 4.
Tick 2 to 4 options anywhere on this page (an insurer's cheapest plan, any plan in the full list, or a health sharing program) and press Compare. You can mix insurance and health sharing, and share the link.
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Individual & family health insurance (marketplace / ACA plans)
Real insurance plans you buy yourself (not through a job), sold by companies like UnitedHealthcare, Blue Cross Blue Shield, Ambetter (Centene), Oscar, Cigna, Molina and Anthem through HealthCare.gov or your state's marketplace.
Looking for Aetna? Aetna CVS Health left the ACA marketplace for 2026 (it sold plans in 17 states in 2025). Source: KFF
All plans here: Bronze $505–$621 (typical $536) · Silver $708–$832 (typical $757) · Gold $745–$806 (typical $793) · Catastrophic $313–$556 (typical $435)
Insurers, sorted by typical Silver price
Every marketplace insurer must sell Silver and Gold plans; Bronze is optional, so Silver is the fair comparison. Typical = median monthly premium, age 40.
| Comparecheapest plan | Insurer | Plans | Cheapest plan | Typical Bronze | Typical Silver | Typical Gold | Cheapest plan name |
|---|---|---|---|---|---|---|---|
| Mountain Health CO-OP | 12 | $523 | $526 | $716 | $799 | Plus Bronze | |
| PacificSource | 8 | $505 | $535 | $757 | $758 | Core Bronze HSA 10600 | |
| Blue Cross and Blue Shield of MontanaHCSC (Blue Cross Blue Shield company) | 10 | $554 | $581 | $811 | $787 | Blue Preferred Bronze PPO℠ 201 |
All 30 plans in Petroleum County, cheapest first
| Compare | Insurer | Plan | Metal | Network | Monthly | Deductible | Out-of-pocket max | Bad year |
|---|---|---|---|---|---|---|---|---|
| Mountain Health CO-OP | Peak PPO Catastrophic | Catastrophic | PPO | $313 | $10,600 | $10,600 | $14,361 | |
| PacificSource | Core Bronze HSA 10600 | Bronze | EPO | $505 | $10,600 | $10,600 | $16,660 | |
| Mountain Health CO-OP | Plus Bronze | Expanded Bronze | PPO | $523 | $9,000 | $10,150 | $16,424 | |
| Mountain Health CO-OP | Plus Bronze Standard | Expanded Bronze | PPO | $523 | $7,500 | $10,000 | $16,276 | |
| Mountain Health CO-OP | Peak PPO Bronze Standard | Expanded Bronze | PPO | $529 | $7,500 | $10,000 | $16,344 | |
| PacificSource | Core Bronze HSA 8300 | Expanded Bronze | EPO | $535 | $8,300 | $8,300 | $14,720 | |
| Mountain Health CO-OP | Peak PPO Bronze HDHP | Expanded Bronze | PPO | $537 | $8,400 | $8,400 | $14,838 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Bronze PPO℠ 201 | Expanded Bronze | PPO | $554 | $6,000 | $10,600 | $17,248 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Security PPO℠ 200 | Catastrophic | PPO | $556 | $10,600 | $10,600 | $17,268 | |
| PacificSource | Core Standard Expanded Bronze HSA | Expanded Bronze | EPO | $570 | $7,500 | $10,000 | $16,840 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Bronze PPO℠ Standard | Expanded Bronze | PPO | $581 | $7,500 | $10,000 | $16,975 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Bronze PPO℠ 202 | Expanded Bronze | PPO | $621 | $4,400 | $8,300 | $15,752 | |
| Mountain Health CO-OP | Plus Silver Standard | Silver | PPO | $708 | $6,000 | $8,900 | $17,398 | |
| Mountain Health CO-OP | Peak PPO Silver Standard | Silver | PPO | $716 | $6,000 | $8,900 | $17,496 | |
| Mountain Health CO-OP | Peak PPO Silver | Silver | PPO | $721 | $8,000 | $9,500 | $18,158 | |
| PacificSource | Core Gold 1500 | Gold | EPO | $745 | $1,500 | $7,500 | $16,440 | |
| PacificSource | Core Silver 5000 | Silver | EPO | $748 | $5,000 | $8,600 | $17,576 | |
| PacificSource | Core Standard Silver | Silver | EPO | $757 | $6,000 | $8,900 | $17,984 | |
| PacificSource | Core Standard Gold | Gold | EPO | $772 | $2,000 | $8,200 | $17,464 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Gold PPO℠ 204 | Gold | PPO | $775 | $1,500 | $9,950 | $19,256 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Gold PPO℠ 901 | Gold | PPO | $787 | $1,400 | $9,200 | $18,642 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Silver PPO℠ 203 | Silver | PPO | $793 | $2,000 | $10,500 | $20,016 | |
| Mountain Health CO-OP | Plus Gold | Gold | PPO | $793 | $1,500 | $7,000 | $16,516 | |
| Mountain Health CO-OP | Plus Gold Standard | Gold | PPO | $795 | $2,000 | $8,200 | $17,735 | |
| PacificSource | Core Silver 3500 | Silver | EPO | $802 | $3,500 | $10,600 | $20,224 | |
| Mountain Health CO-OP | Peak PPO Gold | Gold | PPO | $803 | $1,500 | $7,000 | $16,635 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Gold PPO℠ Standard | Gold | PPO | $803 | $2,000 | $8,200 | $17,841 | |
| Mountain Health CO-OP | Peak PPO Gold Standard | Gold | PPO | $806 | $2,000 | $8,200 | $17,869 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Silver PPO℠ Standard | Silver | PPO | $811 | $6,000 | $8,900 | $18,638 | |
| Blue Cross and Blue Shield of Montana | Blue Preferred Silver PPO℠ 308 | Silver | PPO | $832 | $7,250 | $7,250 | $17,231 |
Deductibles and a bad year, by metal level
| Metal | Lowest | Typical* | Highest | Plans | Typical deductible | Typical out-of-pocket max | Typical bad year** |
|---|---|---|---|---|---|---|---|
| Bronze | $505 | $536 | $621 | 10 | $7,500 | $10,000 | $16,384 |
| Silver | $708 | $757 | $832 | 9 | $6,000 | $8,900 | $17,984 |
| Gold | $745 | $793 | $806 | 9 | $1,500 | $8,200 | $17,735 |
| CatastrophicUnder 30 or hardship exemption only | $313 | $435 | $556 | 2 | $10,600 | $10,600 | $15,814 |
* Typical = median: half of plans cost less, half cost more. ** Bad year = 12 months of premium + the plan's in-network out-of-pocket maximum (median across plans). Out-of-network care and non-covered services are extra.