Oil and gas leases in Frio County — page 4

Frio County, Texas has 1,189 oil and gas leases with production on file at the Railroad Commission, all of them in Commission district 01. 1,001 of them are oil leases and 188 are gas leases. Between them they carry 3,115 wellbores. Reported volumes run from January 1993 to August 2026 and come to 108.3 million barrels of oil and 54.9 million Mcf of gas. 256 operators file returns here. Every lease below has its own page with a decline-curve forecast and an estimate of what the whole lease is worth.

Key facts about Frio County

How many oil and gas leases are in Frio County?: Frio County has 1,189 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has Frio County produced?: Leases in Frio County have reported 108,255,507 barrels of oil (bbl) and 54,895,045 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
How many operators are active in Frio County?: 256 operators file production returns for leases in Frio County.
How much are mineral rights in Frio County worth?: There is no single figure: what a mineral or royalty interest in Frio County is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 1,189 leases listed here has its own page with the full production history the operator reported, a decline-curve forecast, and an estimate of what a royalty interest in it is worth today.

Leases — page 4 of 6

WEST, PATRICK — oil, Cabot Oil & Gas Corporation, Frio County, 26 thousand reported
ROBERTS, BENTON — oil, Dale Operating Company, Frio County, 26 thousand reported
DAVIDSON, G. — oil, Hardin, W.V. Estate, Frio County, 25 thousand reported
NUNEZ, EMMA — oil, T.LG. Petroleum, Inc., Frio County, 25 thousand reported
HCE HT 01 — oil, Hat Creek Energy LLC, Frio County, 25 thousand reported
ALLERKAMP — gas, Jenex Operating Company Of Texas, Frio County, 24 thousand reported
BURNS RANCH — oil, Williams, Clayton Energy, L.L.C, Frio County, 24 thousand reported
AVANT-MASSEY — oil, Dale Operating Company, Frio County, 24 thousand reported
STACY, W.E. & SON — oil, Oryx Energy Company, Frio County, 24 thousand reported
KOTZEBUE — oil, Ricochet Energy, Inc., Frio County, 24 thousand reported
THOMPSON, C. S. -A- — oil, HCM, Frio County, 23 thousand reported
PETERS, M. C. & E. E. — oil, Mina Energy, Inc., Frio County, 23 thousand reported
COKER, CHESNEY — oil, Kinlaw Oil Corporation, Frio County, 23 thousand reported
WIER — oil, Penwell Energy, Inc., Frio County, 23 thousand reported
MILLS, MARY ALICE — oil, Weber Energy Corporation, Frio County, 23 thousand reported
HUGO BRISCOE — oil, Rosewood Resources, Inc., Frio County, 23 thousand reported
DICKERSON, WALTER E. ESTATE — oil, Columbia Energy Properties, Inc., Frio County, 23 thousand reported
RIGGAN — oil, Kinlaw Oil Corporation, Frio County, 23 thousand reported
AVANT, JAMES R. — oil, May Investments, Inc., Frio County, 23 thousand reported
NEWSOM — oil, Sanchez Oil & Gas Corporation, Frio County, 22 thousand reported
HCE HM 09 — oil, Hat Creek Energy LLC, Frio County, 22 thousand reported
HEISER — oil, Blackbrush O & G, LLC, Frio County, 22 thousand reported
DICKSON — oil, Southwest Oil & Land, Inc., Frio County, 22 thousand reported
HARRISON-VOGEL UNIT — oil, Texas American Resources Company, Frio County, 22 thousand reported
OPPENHEIMER-CALVERT UNIT — oil, Dale Operating Company, Frio County, 22 thousand reported
HUGO ASTRO — oil, Jab Operating, Inc., Frio County, 22 thousand reported
HEISER — oil, Blackbrush O & G, Inc., Frio County, 22 thousand reported
RIGGAN, J. M. — oil, Olmos Partners, Inc., Frio County, 21 thousand reported
MANN — oil, Virtex Operating Company, Inc., Frio County, 21 thousand reported
RAUSCHHUBER — oil, Emlou Oil Co., Frio County, 21 thousand reported
ROBERTS — oil, Escopeta Oil & Gas Corporation, Frio County, 21 thousand reported
RALLY — oil, Red Arrow Energy, LLC, Frio County, 21 thousand reported
LONGHORN — oil, Texas American Resources Company, Frio County, 21 thousand reported
FOSTER — oil, Hardin, W.V. Estate, Frio County, 21 thousand reported
TRANSWESTERN B-1 — oil, Qorp Production Corp., Frio County, 21 thousand reported
MCGINTY — oil, Sandia Energy Corporation-NM, Frio County, 21 thousand reported
NEWSOM "C" — oil, Tamarack Petroleum Company, Inc., Frio County, 20 thousand reported
CALVERT — oil, Pedeco, Inc., Frio County, 20 thousand reported
HOWELL, H. H. — oil, Williams, Clayton Energy, L.L.C, Frio County, 20 thousand reported
ENGLISH — oil, Union Pacific Resources Company, Frio County, 20 thousand reported
BENNETT — oil, Alamo Operating Company, L. C., Frio County, 20 thousand reported
HARPER RANCH — oil, Altair Energy Corp., Frio County, 20 thousand reported
HITZFELDER — gas, Property Development Group, Inc., Frio County, 20 thousand reported
CAPITOL THOMPSON III — oil, Capitol Operating & Expl., Inc., Frio County, 20 thousand reported
BAKER, CHARLES — oil, HCM, Frio County, 20 thousand reported
TOALSON "B" — oil, Tamarack Petroleum Company, Inc., Frio County, 20 thousand reported
RIGGS "E" — oil, U.S.A. Plugging Company, Frio County, 19 thousand reported
CULPEPPER 2H UNIT — oil, Ricochet Energy, Inc., Frio County, 19 thousand reported
PRESTON — oil, Kaler Energy Corp., Frio County, 19 thousand reported
BOLL FRO F — oil, Exco Operating Company, LP, Frio County, 19 thousand reported
CHURCH — oil, WCS Oil And Gas Corporation, Frio County, 19 thousand reported
AVANT, J. R. — oil, Sage Energy Company, Frio County, 19 thousand reported
COMBS, DAVID S. — gas, Barnett Energy, Inc., Frio County, 19 thousand reported
SHADOW — oil, Showdown Operating, Inc., Frio County, 18 thousand reported
BRUNDRETT "A" — oil, Chesapeake Operating, Inc., Frio County, 18 thousand reported
CASEY FRIO A — oil, Ricochet Energy, Inc., Frio County, 18 thousand reported
LANCASTER C — oil, Goodrich Petroleum Company, Frio County, 18 thousand reported
ALLERKAMP — oil, Jenex Operating Company Of Texas, Frio County, 18 thousand reported
HICKEY, A. — oil, Neumann, Alfred, Frio County, 18 thousand reported
BURNS, JANE -A- — oil, HCM, Frio County, 18 thousand reported
TURNHAM #1 — oil, Escopeta Oil & Gas Corporation, Frio County, 18 thousand reported
STACY & SONS ET AL UNIT — oil, Oryx Energy Company, Frio County, 18 thousand reported
WILMETH, RUPERT — oil, Lone Star Operating Company, Frio County, 17 thousand reported
REEVES — oil, JB Oil & Gas Well Service, Frio County, 17 thousand reported
WILLIAMS, GEO. M. — gas, Amax Oil & Gas Inc., Frio County, 17 thousand reported
RIGGS, PEBBLES — oil, Ernest Operating Company, Frio County, 17 thousand reported
SWEENEY, CAMILLE — oil, Ampak Oil Company, Frio County, 17 thousand reported
HCE HT 03 — oil, Hat Creek Energy LLC, Frio County, 17 thousand reported
BOLL FRO D — oil, Exco Operating Company, LP, Frio County, 17 thousand reported
NEWSOM-RIGGAN — oil, Kinlaw Oil Corporation, Frio County, 17 thousand reported
MAURY KING — oil, C6 Operating, L.L.C., Frio County, 17 thousand reported
DAVIES, S. B. — oil, Jenex Operating Company Of Texas, Frio County, 17 thousand reported
MUDD RANCH — oil, JB Oil & Gas Well Service, Frio County, 16 thousand reported
POLOCEK — oil, Ampak Oil Company, Frio County, 16 thousand reported
MCRAE/ORYX M & J — oil, Warren American Oil Company, Frio County, 16 thousand reported
SNOOTS B — gas, LP Operating, LLC, Frio County, 16 thousand reported
KEYSTONE "A" — oil, Penrod Oil Company Of Texas, Inc, Frio County, 16 thousand reported
HARRIS "D" — oil, Southwest Oil & Land, Inc., Frio County, 16 thousand reported
LUNA, MONICO — oil, Bledsoe, R.K. Trust Oil Operator, Frio County, 16 thousand reported
JOHNSON — oil, Kana Resources, Inc., Frio County, 16 thousand reported
HARDIN UNIT B — oil, Carrizo (Eagle Ford) LLC, Frio County, 16 thousand reported
HAWKINS — oil, Union Pacific Resources Company, Frio County, 16 thousand reported
CITY OF PEARSALL — oil, Kinlaw Oil Corporation, Frio County, 16 thousand reported
KOTHMANN "A" — oil, Kinlaw Oil Corporation, Frio County, 16 thousand reported
PROCTOR, GENE — oil, Weber Energy Corporation, Frio County, 16 thousand reported
POLOCEK ET AL — oil, Mescalero Energy, Inc., Frio County, 15 thousand reported
HARRIS-G- — oil, Sona Operating, Inc., Frio County, 15 thousand reported
FREEBORN, SIDNEY — oil, Glenco Oil & Gas Company, Frio County, 15 thousand reported
UNION TEXAS CARNES — oil, Williams, Clayton Energy, L.L.C, Frio County, 15 thousand reported
H & O — oil, Lawbar Petroleum, Inc., Frio County, 15 thousand reported
MANN, ED -A- — oil, Lone Star Operating Company, Frio County, 15 thousand reported
BENNETT BROS. — oil, Lone Star Operating Company, Frio County, 15 thousand reported
CULPEPPER 1H UNIT — oil, Ricochet Energy, Inc., Frio County, 15 thousand reported
BURNS, MARTHA DOBSON ET AL — oil, Magnum Engineering Company, Frio County, 15 thousand reported
RIGGAN, J. M., -A- — oil, Olmos Partners, Inc., Frio County, 15 thousand reported
KIEFER — oil, Jab Operating, Inc., Frio County, 14 thousand reported
HERNANDEZ-CIOLETTI — oil, Blackbrush O & G, LLC, Frio County, 14 thousand reported
RALLY-SURLES UNIT — oil, U.S. Enercorp, Ltd., Frio County, 14 thousand reported
SHELTON, HOWARD — oil, Oryx Energy Company, Frio County, 14 thousand reported
VOGEL — oil, Lone Star Operating Company, Frio County, 14 thousand reported
MCDONALD — oil, WCS Oil And Gas Corporation, Frio County, 14 thousand reported
RUMFIELD, W.J. — oil, Lone Star Operating Company, Frio County, 14 thousand reported
PEARCE — oil, Leexus Oil LLC, Frio County, 14 thousand reported
KING, J.H. — oil, Shield Petroleum, Frio County, 14 thousand reported
CARTER, W. L. — oil, Oryx Energy Company, Frio County, 14 thousand reported
GOFORTH SWD — oil, Great West Energy & Expl., Inc., Frio County, 14 thousand reported
FRIESENHAHN — oil, Texas American Resources Company, Frio County, 14 thousand reported
EVELYN 2A — oil, Pearsall Energy Group, Inc., Frio County, 14 thousand reported
CAPITOL THOMPSON III — oil, First Rock, Inc., Frio County, 13 thousand reported
SINKS, W. J. — oil, Texas Southern Petroleum Corp., Frio County, 13 thousand reported
LONGHORN — oil, Texas American Resources Company, Frio County, 13 thousand reported
SAUNDERS, SUSIE — oil, HCM, Frio County, 13 thousand reported
CARROLL — oil, Dale Operating Company, Frio County, 13 thousand reported
SARAH-EMILY — oil, Texan Production, Frio County, 13 thousand reported
L.D.S. — oil, Killam Oil Co., Ltd., Frio County, 13 thousand reported
GOUGER — oil, Sanchez-O'Brien Oil & Gas Corp., Frio County, 13 thousand reported
PALS RANCH — oil, Blackbrush O & G, LLC, Frio County, 12 thousand reported
CORBIN — oil, Christico Petroleum Company, Frio County, 12 thousand reported
OPPENHEIMER-CALVERT UNIT — gas, Blackbrush O & G, LLC, Frio County, 12 thousand reported
BIG IRBY MAINVEIN — oil, Nijean, Inc., Frio County, 12 thousand reported
MARRS MCLEAN UNIT — gas, Virtex Operating Company, Inc., Frio County, 12 thousand reported
GLAZNER — oil, Sandia Energy Corporation-NM, Frio County, 12 thousand reported
BENNETT BROS. — oil, Fortune Operating, Inc., Frio County, 12 thousand reported
BENNETT — oil, Lone Star Operating Company, Frio County, 12 thousand reported
MINOTEX/BENKE 'A' — oil, Mineral Resources, Incorporated, Frio County, 12 thousand reported
KAIN — oil, Williams, Clayton Energy, L.L.C, Frio County, 12 thousand reported
EXRAN MCBRYDE-BENNETT — oil, Acock Engineering & Assoc., Inc., Frio County, 12 thousand reported
CASEY FRIO B — oil, Dale Operating Company, Frio County, 12 thousand reported
GALAN — oil, Ambassador Petroleum, Inc., Frio County, 12 thousand reported
WOODARD, FLOSSIE — oil, Oryx Energy Company, Frio County, 12 thousand reported
GARCIA-NCNB-PASCHALL TRUST — oil, Kinlaw Oil Corporation, Frio County, 12 thousand reported
CARROLL, W.R. — oil, Union Pacific Resources Company, Frio County, 12 thousand reported
T CATTLE COMPANY — oil, Buffco Production Inc., Frio County, 11 thousand reported
JOHNSTON -B- — oil, Brayton Oil Corp., Frio County, 11 thousand reported
AVANT-MASSEY "A" — oil, Dale Operating Company, Frio County, 11 thousand reported
THOMPSON, J. C., JR. — oil, El Paso E & P Company, L. P., Frio County, 11 thousand reported
MCAFEE — oil, Express Oil And Gas, Frio County, 11 thousand reported
CDV-CORBIN — oil, JB Oil & Gas Well Service, Frio County, 11 thousand reported
NICHOLSON, F. H. — oil, Oryx Energy Company, Frio County, 11 thousand reported
RAUSCHHUBER, EMORY — oil, Emlou Oil Co., Frio County, 11 thousand reported
COMBS — oil, Texan Production, Frio County, 11 thousand reported
DAVIES, S.B. ET AL — oil, Frio SWD, Inc., Frio County, 11 thousand reported
AMERICAN QUARTER 1H — oil, Cabot Oil & Gas Corporation, Frio County, 11 thousand reported
SHELTRANO, INC. — oil, Gulf Production Corp., Frio County, 11 thousand reported
ADAMS — oil, Kinlaw Oil Corporation, Frio County, 11 thousand reported
MCKINLEY-CARTER UNIT — oil, Oryx Energy Company, Frio County, 11 thousand reported
ADAMS, IDA B., ETAL — oil, Olmos Partners, Inc., Frio County, 11 thousand reported
ALAMO LUMBER CO. — oil, Seago Petroleum, Inc., Frio County, 11 thousand reported
STARBOARD — oil, Impetro Operating LLC, Frio County, 11 thousand reported
GALAN — oil, Tide West Oil Company, Frio County, 11 thousand reported
KAIN "A" — oil, First Rock, Inc., Frio County, 10 thousand reported
NICHOLSON HEIRS UNIT — oil, Williams, Clayton Energy, L.L.C, Frio County, 10 thousand reported
HUGHES-CANTU — oil, Frio SWD, Inc., Frio County, 10 thousand reported
MILLS, J. C. — oil, Magnum Petroleum, Inc., Frio County, 10 thousand reported
KOTHMANN, E. B. — oil, Serra Energy, Inc., Frio County, 10 thousand reported
HARRIS, JOHN W. (MEYERS) — oil, Petronomics Petroleum, Inc., Frio County, 10 thousand reported
MCKINLEY, LELA — oil, Oryx Energy Company, Frio County, 10 thousand reported
KEYSTONE — oil, Lone Star Operating Company, Frio County, 10 thousand reported
LANCASTER — oil, Blackbrush O & G, LLC, Frio County, 10 thousand reported
JOHNSTON — oil, Ef Energy, L.L.C., Frio County, 10 thousand reported
BROWNE, M. — gas, Catarina Petroleum L. C., Frio County, 10 thousand reported
UNION TEXAS HUGO — oil, Williams, Clayton Energy, L.L.C, Frio County, 10 thousand reported
JOHNSTON -H- — oil, H.L.S. Energy Co., Inc., Frio County, 10 thousand reported
WILLIAMS, GEO. M. — gas, Virtex Petroleum Company, Inc., Frio County, 10 thousand reported
HARRIS, J.W. -C- — oil, Jenex Operating Company Of Texas, Frio County, 9 thousand reported
WALLS, H.J. — oil, Union Pacific Resources Company, Frio County, 9 thousand reported
BURNS, JANE -B- — oil, Clipper Operating Co., Inc., Frio County, 9 thousand reported
HURRIKAIN 2 — oil, Kain Petroleum, LLC, Frio County, 9 thousand reported
STOUT — oil, U.S. Enercorp, Ltd., Frio County, 9 thousand reported
ANDERSON — oil, Nelms Bros. Oil Properties Inc., Frio County, 9 thousand reported
NEWSOM "A" — oil, Kinlaw Oil Corporation, Frio County, 9 thousand reported
WINTERS — oil, Web Well Tending Service, Inc., Frio County, 9 thousand reported
LEHMAN — oil, Christico Petroleum Company, Frio County, 9 thousand reported
COMBS, DAVID — oil, Barnett Energy, Inc., Frio County, 9 thousand reported
STEWART-MENEFEE UNIT III — oil, JB Oil & Gas Well Service, Frio County, 9 thousand reported
JONES, G. — oil, Tide West Oil Company, Frio County, 8 thousand reported
KOTHMANN — oil, Kinlaw Oil Corporation, Frio County, 8 thousand reported
BOYD, GARY — oil, Blackbrush O & G, LLC, Frio County, 8 thousand reported
RIGGAN-BREAZEALE UNIT — oil, Olmos Partners, Inc., Frio County, 8 thousand reported
BREAZEALE — oil, Clear Fork, Incorporated, Frio County, 8 thousand reported
SCHELLER, H. A. — oil, HCM, Frio County, 8 thousand reported
MCCLANAHAN — oil, Union Pacific Resources Company, Frio County, 8 thousand reported
CARNES — oil, Ginger Petroleum Company, Inc., Frio County, 8 thousand reported
CALKINS-KOTHMANN — oil, Manti Exploration Operating LLC, Frio County, 8 thousand reported
CDV-WILLIAMS — oil, Jena Operating Company, Inc., Frio County, 8 thousand reported
MILLS, J. C. — oil, Rio Bravo Royalty Co., Frio County, 8 thousand reported
CLAYTIE — oil, Chesapeake Operating, Inc., Frio County, 8 thousand reported
MOORE -B- — oil, Gillco Oil Service, Inc., Frio County, 8 thousand reported
OUTLAW UNIT — oil, Texan Production, Frio County, 8 thousand reported
NOWLIN, T. P. — oil, Columbia Energy Properties, Inc., Frio County, 8 thousand reported
ALEXIS — oil, Holley Oil Company, LLC, Frio County, 8 thousand reported
HCE BB 05 — oil, Hat Creek Energy LLC, Frio County, 8 thousand reported
KAIN UNIT — oil, Williams, Clayton Energy, L.L.C, Frio County, 8 thousand reported
CARRINGTON-STEWART UNIT I — oil, JB Oil & Gas Well Service, Frio County, 8 thousand reported
LEPPARD, ANNIE MAE — oil, JB Oil & Gas Well Service, Frio County, 7 thousand reported
ALANIS, A.A. — oil, Cude Petroleum, Inc., Frio County, 7 thousand reported
AVANT, F.J. — oil, Express Oil And Gas, Frio County, 7 thousand reported
ROCHE, LUCY — oil, HCM, Frio County, 7 thousand reported
BURNS, JANE -C- — oil, Clipper Operating Co., Inc., Frio County, 7 thousand reported
NEWSOM-RIGGAN "A" — oil, Kinlaw Oil Corporation, Frio County, 7 thousand reported

Production figures are as reported to the Railroad Commission of Texas. Values shown on lease pages are estimates produced by fitting a decline curve to that reported history; they are not offers or appraisals.