Sell Your Mineral Rights in Carter County, MT
If you own mineral rights in Carter County, you're holding oil-bearing acreage in Montana's corner of the Powder River Basin — a basin that's seen renewed interest as operators push into less-explored edges. Activity here is modest compared to the Wyoming side of the basin, but that also means there's room for upside if development picks up. Let's help you understand what your rights are actually worth today.
Est. per Acre
$50–$400
per net royalty acre
Active Wells
457+
Drilling Activity
Core Basin
Powder River Basin
Primary Formation
Primary Resource
Oil
Commodity Type
What's Happening with Mineral Rights in Carter County Right Now
Carter County sits in the far southeastern corner of Montana, and its mineral rights story is one of quiet but real oil production within the Powder River Basin. With 457 producing wells on record, this isn't untouched frontier — there's genuine activity here. That said, development is less intensive than in the Wyoming portions of the same basin, which means values tend to be more moderate and the buyer pool is more specialized. If you've received an offer or inherited rights here, it's worth understanding what the market actually looks like before you make any decisions.
Carter County Mineral Rights by the Numbers
457
wells
Producing Wells (state regulator data)
695
BBL
Cumulative Oil Production (verified)
$50–$400
per acre
Estimated Value Range Per Acre (estimate only)
Oil
Primary Commodity
Powder River Basin
Primary Basin
Who's Operating in Carter County
Armstrong Operating, Inc.
What's in the Ground
Turner Sand
A shallow to mid-depth sandstone formation that has historically been one of the more consistent oil producers across the Powder River Basin's Montana flank. Operators target it for its known productivity and relatively straightforward drilling economics.
Parkman Sandstone
Another sandstone target common in this part of the basin. It produces oil and has attracted steady interest from regional operators looking for reliable returns without the complexity of deeper plays.
Niobrara
A shale and chalk formation that has drawn significant attention in the Wyoming portion of the Powder River Basin. In Carter County's Montana acreage, it represents a more speculative but potentially meaningful target as horizontal drilling technology continues to evolve.
Questions We Hear From Carter County Owners
I got an offer from an operator — is it fair?
Carter County feels remote. Does that hurt what my mineral rights are worth?
What if my mineral rights haven't been drilled yet — do they still have value?
Find Out What Your Carter County Mineral Rights Are Worth
Whether you just got an offer, inherited rights from a family member, or have been sitting on acreage for years without knowing its value — the first step is a straightforward conversation. We'll give you an honest, no-pressure assessment based on real data. No jargon, no sales pitch.
Get My Free ValuationData Sources
Production and operator figures for Carter County are drawn from U.S. Census Bureau (ACS 5-Year), Wikipedia, and DrillingEdge (state regulator production data). Per-acre values are estimates and not an offer.
Other Powder River Basin Counties
Carter County is part of the Powder River Basin. See the full basin overview, operators, and counties we serve.
Selling Mineral Rights in Montana: Research & Guides
Common Mistakes to Avoid When Selling Mineral Rights
Selling mineral rights for the first time is full of costly traps — from accepting low offers to misunderstanding what y…
Read article →How Long Does It Take to Sell Mineral Rights?
Selling mineral rights can take anywhere from two weeks to over a year, depending on how you sell and the condition of y…
Read article →Should You Sell or Lease Your Mineral Rights?
This article breaks down the real financial and tax differences between selling your mineral rights outright and leasing…
Read article →Get a Free Offer for Your Carter County Mineral Rights
No obligation. No commissions. We respond within one business day.
Valuing minerals in Carter County, Montana
Tell us about your minerals
Just a couple of quick taps to start — no details required.