Texas · roll year 2025, inferred from filing history
Mineral owners in Martin County, Texas
Martin County holds the most valuable mineral roll of the 53 Texas counties we cover — $8.43B in appraised mineral value across 200,349 interests held by 13,949 owners.
Top operators, by owners paid
Operators appearing on the most owners’ appraisal-roll interests in this county.
Largest mineral owners in Martin County
| # | Owner (as recorded) | Interests | Appraised value |
|---|---|---|---|
| 1 | VIPER ENERGY PARTNERS LLC | 2,222 | $585,334,280 |
| 2 | SCHARBAUER MINERALS LP | 63 | $385,471,240 |
| 3 | MABEE RANCH ROYALTY PSH LP | 246 | $230,651,060 |
| 4 | UNIV OF TEXAS PUF LANDS | 174 | $203,726,420 |
| 5 | BUCHHOLZ KATHRYN K CHILDS TRST | 53 | $125,441,670 |
| 6 | CROWNROCK MINERALS LP | 820 | $123,127,480 |
| 7 | DG ROYALTY LLC | 396 | $105,485,590 |
| 8 | GREEMAN HAT 6 RANCH LP | 195 | $100,644,060 |
| 9 | 1979 ROYALTIES LP | 606 | $89,425,610 |
| 10 | MABEE J E & L E FOUNDATION | 232 | $76,060,470 |
| 11 | SUSPENSE UNKNOWN LSE 156464 | 1 | $73,016,800 |
| 12 | BUCHHOLZ KATHRYN KNOX | 31 | $70,623,430 |
| 13 | SITIO PERMIAN LLC | 1,525 | $66,811,540 |
| 14 | ALLAR COMPANY | 186 | $66,385,410 |
| 15 | WILLIAMSON HOLLY HOLT | 332 | $63,390,510 |
| 16 | UNIVERSITY OF TEXAS SYSTEM | 27 | $58,313,570 |
| 17 | FMH FOUNDATION | 605 | $58,187,800 |
| 18 | CONOCOPHILLIPS CO | 124 | $52,163,110 |
| 19 | CAMPBELL JOHN F ESTATE | 37 | $46,903,290 |
| 20 | SANTA ELENA MINERALS IV LP | 502 | $46,558,750 |
| 21 | PIONEER NATURAL RES RI/ OR | 240 | $43,892,640 |
| 22 | FASKEN OIL & RANCH LTD | 111 | $43,755,670 |
| 23 | ROCK RIVER MINERALS LP | 568 | $42,179,900 |
| 24 | MDJ MINERALS LLP | 125 | $40,957,050 |
| 25 | FORTIS MINERALS II LLC | 557 | $40,725,270 |
| 26 | 1025 INVESTMENTS LLC | 110 | $40,376,160 |
| 27 | OM V MINERALS LLC | 683 | $39,969,940 |
| 28 | CATANIA ANDREA HOLT | 332 | $38,716,900 |
| 29 | BLACK STONE MINERALS CO LP | 948 | $38,630,730 |
| 30 | XTO HOLDINGS LLC | 105 | $38,177,380 |
Ranked by total appraised value on the county roll. Appraised values are CAD tax assessments — not market value and not a forward valuation.
1,944 new owners vs the prior 2024 roll · 1,089 owners no longer on the roll. Named new/dropped lists are available on request — the free county watch below reports the counts each reload.
Linked wells
3,497 appraisal-roll leases in Martin County matched to RRC well records · 99% with a mapped surface location · median lateral 10,286 ft across 2,410 leases with horizontal wellbores · 908 with a completion filed since 2021 (our “recent completion” window).
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Watch the Martin County roll. Email me when Martin’s roll reloads — how many owners are new, how many gone. Named new/dropped lists available on request. Free, unsubscribe anytime.