Mineral rights in Martin County, Texas
Martin County is one of Texas's most drilled counties right now — 1,195 permits approved in the last 24 months and activity cooling.
- 1,195
- Permits · 24 mo
- 19
- Rigs running
- 17,919
- Wells on record
- 24,852
- Mineral owners
down 33% vs prior 24 months
as of 2026-05-23
appraisal-linked records
Who's drilling Martin County
Operators ranked by drilling permits approved in the 24 months ending 2026-05-23.
| Operator | Permits · 24 mo |
|---|---|
| Diamondback | 465 |
| Exxon | 363 |
| Ovintiv | 121 |
| Occidental | 76 |
| Sm Energy | 43 |
What the record says
Martin County recorded 1,195 drilling permits in the 24 months ending 2026-05-23, against 1,779 in the prior 24 months. Development here is overwhelmingly horizontal (97% of recent permits, averaging 9,679-foot laterals) — modern pad development that drains whole sections at a time. Activity centers on the Midland basin.
On the production side, Texas Railroad Commission county cycle data shows Martin County produced roughly 253.6M barrels of oil and 740.4M Mcf of gas in 2025 — the royalty base that mineral values here are priced against.
Ownership is spread across 24,852 mineral owners holding 223,456 appraisal-linked interest records with a combined appraised value around $25.2B. Fragmented ownership like this is where buyers find deals — and where heirs discover interests they didn't know they had. See our guide to researching mineral ownership.
Leasing has kept pace: 925 leases were recorded in the county over the last 24 months, with recent recorded leases averaging about 24.6% royalty. For how royalty terms work, see our royalty guide.
Thinking about value? Start with what drives mineral prices or run the numbers in the value calculator.
Martin County mineral rights FAQ
Who is drilling in Martin County, Texas?
The most active operators by permits approved in the last 24 months are Diamondback, Exxon, Ovintiv. The full table above lists the top five with permit counts.
What royalty are leases paying in Martin County?
Recorded leases over the past five years in Martin County average about 24.6% royalty. Individual terms vary with acreage position, competition, and the operator — treat this as a market reference point, not a quote.
How many mineral owners are there in Martin County?
County appraisal and ownership records show 24,852 distinct mineral owners holding 223,456 interest records in Martin County as of the 2026-05-23 snapshot.
How do I research mineral rights ownership in Martin County?
Start with the Martin County clerk's deed records and the county appraisal roll, then verify against state regulator filings. Our title search guide walks through the process, and the Mineral Eagle platform links these records for the whole county.
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Buying in Martin County?
Mineral Eagle links every permit above to the owners it affects — 24,852 of them, with the records to back it up.