Mineral Rights Value Calculator
Describe the property, county and state, interest type, net acres if known, producing status, recent revenue, and the calculation question.
Louisiana has one of the busiest active gas plays in the country and one of the most disappointing oil plays of the last fifteen years, sometimes in neighboring parishes, so knowing which one you're in changes everything.
Three distinct stories make up mineral ownership in Louisiana. The Haynesville Shale, running through northwest parishes like Caddo, Bossier, De Soto, and Red River, is one of the most active natural gas plays in the country right now, with continued drilling and strong operator interest tied to LNG export demand. The Tuscaloosa Marine Shale, across southwest Louisiana parishes and into Mississippi, is an oil play that generated real excitement a decade ago but has underperformed relative to expectations, with far less current activity. Gulf Coast legacy fields, spread across south Louisiana including state waters and tidelands, represent decades of conventional production, much of it mature and slow-declining.
If you don't already know which of these three applies to your interest, that's the first thing to establish, because a Haynesville input set and a TMS input set will point a calculator toward very different numbers.
Haynesville wells are deep, high-pressure, high-initial-production gas wells with a real early decline curve, followed by a longer productive tail once they settle. Continued drilling activity in the play, driven partly by Gulf Coast LNG export capacity pulling on domestic gas demand, generally supports stronger buyer depth than a lot of other gas basins around the country right now. But it's still a gas-only play with no oil credit, so monthly income and any resulting estimate stay genuinely exposed to Henry Hub price swings, and a strong drilling environment doesn't cancel that exposure out.
If you leased acreage in the TMS during its more active years, it's worth being honest that the play didn't deliver the volumes many operators projected, largely due to challenging rock characteristics that made wells more expensive and less productive than early modeling suggested. Current drilling activity is limited, buyer depth is thin, and any value estimate for undeveloped TMS acreage should lean speculative rather than income-based unless you have an actual producing well with real monthly numbers to work from.
South Louisiana's conventional fields have often been producing for generations, and many wells here show a gentle, mature decline curve that supports a more stable monthly income input than a newer shale well would. The complication tends to be title and unitization, since south Louisiana has a long history of complex ownership patterns tied to Louisiana's civil law property system, which differs meaningfully from the common law approach used in most other oil and gas states.
Louisiana, like most producing states, allows forced unitization, meaning your tract can be pooled into a drilling unit with neighboring tracts even without your individual consent, as long as the state's conservation process approves it. If you've never leased your own minerals but you're getting a royalty check anyway, that's usually why, and it's worth understanding that your decimal interest in that scenario is defined by your tract's proportional share of the unit, which the Louisiana Department of Energy and Natural Resources' conservation records can confirm.
A useful gut check before trusting any calculator output is whether the estimate would make sense if you described your situation to someone who knows Louisiana oil and gas well. A strong number for undeveloped TMS acreage should raise an eyebrow, since current activity there doesn't support it. A weak number for a producing Haynesville unit in an actively drilled parish deserves a second look too, since that play still has real buyer competition working in its favor. Treat any calculator output as a hypothesis to test against your parish, your play, and your actual production history, not as a verdict.
Range mechanics
Mineral Rights Value Calculator
Describe the property, county and state, interest type, net acres if known, producing status, recent revenue, and the calculation question.