Oil and gas leases in Frio County — page 3

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 3 of 6

NEAL UNIT — oil, Virtex Operating Company, Inc., Frio County, 84 thousand reported
SCHMIDT — oil, Ampak Oil Company, Frio County, 84 thousand reported
BEEVER/LITTLE — oil, Tularosa Operating Company, Frio County, 84 thousand reported
WALDEN, R. C. — gas, Amax Oil & Gas Inc., Frio County, 83 thousand reported
HCE BB 01 — oil, Hat Creek Energy LLC, Frio County, 81 thousand reported
DOUBLE BARREL UNIT — oil, Petro-Guard Company, Inc., Frio County, 81 thousand reported
SHINER HEIRS "A" — oil, Williams, Clayton Energy, L.L.C, Frio County, 80 thousand reported
MONTE LENOSO FRO C — oil, Exco Operating Company, LP, Frio County, 79 thousand reported
SHINER RANCH -C- — oil, Peak Energy Corporation, Frio County, 79 thousand reported
HCE HT 02 — oil, Hat Creek Energy LLC, Frio County, 78 thousand reported
FERGUSON — oil, Ferguson Oil & Gas Inc., Frio County, 78 thousand reported
WRIGHT — oil, Weber Energy Corporation, Frio County, 78 thousand reported
WILLIAMS, GEO. M. — gas, Amax Oil & Gas Inc., Frio County, 78 thousand reported
PALS RANCH — oil, Blackbrush O & G, Inc., Frio County, 78 thousand reported
HARRIS-MEYERS — oil, Acock Engineering & Assoc., Inc., Frio County, 77 thousand reported
BOLL FRO A — oil, Exco Operating Company, LP, Frio County, 77 thousand reported
W. W. MCKINLEY UNIT 1 — oil, Oryx Energy Company, Frio County, 77 thousand reported
DAVIS, LORENA H. — gas, Amax Oil & Gas Inc., Frio County, 76 thousand reported
O'NEILL-BIEL UNIT — oil, Virtex Operating Company, Inc., Frio County, 76 thousand reported
WALDEN, R. C. — gas, Virtex Petroleum Company, Inc., Frio County, 76 thousand reported
WILLIAMS, GEO. M. — gas, Amax Oil & Gas Inc., Frio County, 75 thousand reported
JOHN OPPENHEIMER UNIT — oil, Blackbrush O & G, LLC, Frio County, 75 thousand reported
HCE BB 05N — oil, Hat Creek Energy LLC, Frio County, 74 thousand reported
BERRY, MARTHA F. — gas, Amax Oil & Gas Inc., Frio County, 73 thousand reported
KINCAID — oil, Williams, Clayton Energy, L.L.C, Frio County, 73 thousand reported
CHILES, M. R., GAS UNIT #1 — gas, Amax Oil & Gas Inc., Frio County, 72 thousand reported
HARRIS A POOLED UNIT — oil, Dale Operating Company, Frio County, 72 thousand reported
NEWSOM "B" — oil, Kinlaw Oil Corporation, Frio County, 72 thousand reported
MORALES RANCH — oil, Mescalero Energy, Inc., Frio County, 71 thousand reported
ROCHE, LUCY — oil, HCM, Frio County, 71 thousand reported
HCE HM 07 — oil, Hat Creek Energy LLC, Frio County, 71 thousand reported
BEEVER FARMS INC C — gas, Virtex Operating Company, Inc., Frio County, 69 thousand reported
JOHNSTON — oil, Brayton Oil Corp., Frio County, 68 thousand reported
TURNHAM — oil, Sanchez-O'Brien Oil & Gas Corp., Frio County, 67 thousand reported
ARMINIUS ENERGY TRUST — oil, Cabot Oil & Gas Corporation, Frio County, 67 thousand reported
PARADISE — oil, Williams, Clayton Energy, L.L.C, Frio County, 67 thousand reported
CALKINS-KOTHMANN UNIT NO. 2 — oil, Ef Energy, L.L.C., Frio County, 67 thousand reported
HARPER RANCH — oil, Texas American Resources Company, Frio County, 67 thousand reported
TALLEY — oil, C&C II, Frio County, 67 thousand reported
AVANT B — oil, Oryx Energy Company, Frio County, 66 thousand reported
BURNS, JANE -B- — oil, Texas Southern Petroleum Corp., Frio County, 66 thousand reported
THUNDERBIRD 101HY — oil, Javelin Energy Partners MGMT LLC, Frio County, 66 thousand reported
TATSCH — oil, Union Pacific Resources Company, Frio County, 66 thousand reported
HUGO-BAKER — oil, Weber Energy Corporation, Frio County, 66 thousand reported
NEWTON, CARL D. — oil, Petro-Hunt Corporation, Frio County, 65 thousand reported
KING — oil, C6 Operating, L.L.C., Frio County, 65 thousand reported
DAVIS, RUTH DAKIN — oil, Sanchez-O'Brien Oil & Gas Corp., Frio County, 63 thousand reported
WILLIAMS, GEO. M. — gas, Amax Oil & Gas Inc., Frio County, 63 thousand reported
HICKEY, WILLIAM — oil, Neumann, Alfred, Frio County, 63 thousand reported
ARROW-HILDEBRAND #4 — oil, Gemini Exploration Company, Frio County, 63 thousand reported
HARPER RANCH — oil, Hess Corporation, Frio County, 62 thousand reported
R.H. PICKENS, ET AL A9 UNIT — oil, Cabot Oil & Gas Corporation, Frio County, 62 thousand reported
HARLAN, R. K. — gas, Virtex Petroleum Company, Inc., Frio County, 61 thousand reported
THOROUGHBRED 1H — oil, Cabot Oil & Gas Corporation, Frio County, 61 thousand reported
BOWMAN, RUTH M. — oil, Asher Resources, Frio County, 61 thousand reported
BENNETT-SHINER UNIT — oil, Triumph Petroleum Company,L.L.C., Frio County, 61 thousand reported
GOOD — oil, Dale Operating Company, Frio County, 60 thousand reported
SHANKLE — oil, Dale Operating Company, Frio County, 60 thousand reported
BURLESON — oil, Virtex Operating Company, Inc., Frio County, 60 thousand reported
WALDEN, R. C. — gas, Amax Oil & Gas Inc., Frio County, 60 thousand reported
WHITLEY — oil, KRC Operating, LLC, Frio County, 59 thousand reported
GRACEY, E. J. — gas, Mayo Oil Co., Frio County, 59 thousand reported
BIEDIEGER, FERDINAND — gas, Amax Oil & Gas Inc., Frio County, 59 thousand reported
CALAME — oil, LP Operating, LLC, Frio County, 58 thousand reported
E-F 1893 UNIT — oil, Virtex Operating Company, Inc., Frio County, 58 thousand reported
THOMPSON, C. M., -B- — oil, Sutton Producing Corp., Frio County, 58 thousand reported
PATRICK WEST — oil, Cabot Oil & Gas Corporation, Frio County, 58 thousand reported
WOODWARD — oil, Kinlaw Oil Corporation, Frio County, 58 thousand reported
SAMUELS, LESLIE P. — oil, Cannan, Morris, Frio County, 58 thousand reported
MORALES-TURNHAM UNIT — oil, Triumph Petroleum Company,L.L.C., Frio County, 58 thousand reported
LEPPARD — oil, Stonegate Production Company,LLC, Frio County, 57 thousand reported
ENGLISH, D.E. ET AL — oil, Tide West Oil Company, Frio County, 55 thousand reported
HCE BB 03 — oil, Hat Creek Energy LLC, Frio County, 55 thousand reported
LEONA — oil, Seago Petroleum, Inc., Frio County, 55 thousand reported
TURMAN — oil, Texas American Resources Company, Frio County, 54 thousand reported
WOODWARD-BURNS — oil, Williams, Clayton Energy, L.L.C, Frio County, 54 thousand reported
BENNETT — oil, Escopeta Oil & Gas Corporation, Frio County, 54 thousand reported
OBREGON — oil, Petro-Guard Company, Inc., Frio County, 53 thousand reported
HARRIS — oil, Dale Operating Company, Frio County, 53 thousand reported
THOMPSON, HARDY — oil, Jena Operating Company, Inc., Frio County, 53 thousand reported
STOUT — oil, U.S. Enercorp, Ltd., Frio County, 53 thousand reported
STOUT "A" — oil, Cantro Exploration, Inc., Frio County, 52 thousand reported
JONES, NEWT — oil, Hughey, W. R., Operating Co., Frio County, 52 thousand reported
CARPENTER — oil, Texas American Resources Company, Frio County, 52 thousand reported
CASEY FRIO C — oil, Ricochet Energy, Inc., Frio County, 52 thousand reported
THUNDERBIRD 101HZ — oil, Javelin Energy Partners MGMT LLC, Frio County, 51 thousand reported
CYCLONE — oil, Weber Energy Corporation, Frio County, 51 thousand reported
MANN "B" — oil, Ashtola Exploration Company,Inc., Frio County, 51 thousand reported
OPPENHEIMER A — oil, Blackbrush O & G, Inc., Frio County, 51 thousand reported
OPPENHEIMER, JESSIE D. — oil, HCM, Frio County, 50 thousand reported
LESLIE, VERA — oil, Tide West Oil Company, Frio County, 50 thousand reported
MAYO — oil, Ampak Oil Company, Frio County, 49 thousand reported
STEWART - MICHAEL 2H UNIT — oil, Ricochet Energy, Inc., Frio County, 49 thousand reported
WILLIAMS, GEO. M. — gas, Amax Oil & Gas Inc., Frio County, 48 thousand reported
FEE -A- — oil, Williams, Clayton Energy, L.L.C, Frio County, 48 thousand reported
CASEY FRIO D — oil, Ricochet Energy, Inc., Frio County, 47 thousand reported
EDWARDS — oil, Sabre Operating, Inc., Frio County, 47 thousand reported
SHINER RANCH -B- — oil, Triumph Petroleum Company,L.L.C., Frio County, 46 thousand reported
SHINER RANCH -A- — oil, Hinton Production Company, Frio County, 46 thousand reported
DILLEY SOUTH UNIT — oil, Dale Operating Company, Frio County, 46 thousand reported
HCE HT 02 — oil, Hat Creek Energy LLC, Frio County, 45 thousand reported
MORROW — oil, Tide West Oil Company, Frio County, 45 thousand reported
KING, ANNIE — oil, Shield Petroleum, Frio County, 44 thousand reported
MADIE — oil, Lone Star Operating Company, Frio County, 44 thousand reported
KEYSTONE RANCH -A- — oil, Oryx Energy Company, Frio County, 44 thousand reported
TURNHAM, J.C. — oil, Magnum Producing & Operating Co., Frio County, 44 thousand reported
KOTHMANN-KERR — oil, Ef Energy, L.L.C., Frio County, 44 thousand reported
BRUNDRETT EAGLE UNIT — oil, U.S. Enercorp, Ltd., Frio County, 44 thousand reported
STACY — oil, Baxter, Kelly H., Frio County, 43 thousand reported
MASSEY CHILDREN — oil, Dale Operating Company, Frio County, 43 thousand reported
SAMUELS, LESLIE P. -B- — oil, Transwestern Oil Corporation, Frio County, 42 thousand reported
JOHNSTON-OSAGE UNIT B — oil, Texas American Resources Company, Frio County, 42 thousand reported
KEYSTONE/KEYSTONE RANCH — oil, Penrod Oil Company Of Texas, Inc, Frio County, 42 thousand reported
BAIN, TRAVIS W. — oil, Longhorn Mineral Corporation, Frio County, 42 thousand reported
BECCA B — oil, Virtex Operating Company, Inc., Frio County, 41 thousand reported
JOHNSON — oil, Nijean, Inc., Frio County, 41 thousand reported
J.C. WILLIAMS HEIRS — oil, Cabot Oil & Gas Corporation, Frio County, 41 thousand reported
NICHOLSON — oil, Blackbrush O & G, Inc., Frio County, 39 thousand reported
HCE CR 01 — oil, Hat Creek Energy LLC, Frio County, 39 thousand reported
KEYSTONE — oil, Oryx Energy Company, Frio County, 39 thousand reported
HUGO HEIRS — oil, Union Pacific Resources Company, Frio County, 39 thousand reported
NICHOLSON UNIT — oil, Williams, Clayton Energy, L.L.C, Frio County, 39 thousand reported
PETERS — oil, Premier Minerals, Inc., Frio County, 39 thousand reported
VOSS "D" — oil, Tamarack Petroleum Company, Inc., Frio County, 39 thousand reported
SARTAIN ASSETS LTD OIL UNIT — oil, Awp Operating Company, Frio County, 39 thousand reported
BENNETT BROS -A- — oil, Western Field Exploration, Inc., Frio County, 39 thousand reported
HOWARD, DELLA F. — gas, Amax Oil & Gas Inc., Frio County, 38 thousand reported
ALLERKAMP, ERNEST E. — gas, Jenex Operating Company Of Texas, Frio County, 38 thousand reported
BURNS, ELLA — oil, Texas-Ohio Producing Company, Frio County, 38 thousand reported
WEATHERSBY — oil, Southwest Oil & Land, Inc., Frio County, 38 thousand reported
WILLIAMS, GEO. M. — gas, Amax Oil & Gas Inc., Frio County, 38 thousand reported
J. A. SCHORP — oil, Comstock Oil & Gas, LP, Frio County, 38 thousand reported
BUERGER, LENA — oil, Oryx Energy Company, Frio County, 37 thousand reported
THOMPSON, WEBB -B- — oil, HCM, Frio County, 37 thousand reported
HARRIS-MEYERS -A- — oil, Acock Engineering & Assoc., Inc., Frio County, 37 thousand reported
WILSON RANCH III — oil, Tide West Oil Company, Frio County, 37 thousand reported
BERRY, ESTHER — gas, Amax Oil & Gas Inc., Frio County, 37 thousand reported
OPPENHEIMER AB UNIT — oil, Blackbrush O & G, LLC, Frio County, 36 thousand reported
CYCLONE — oil, Mcdaniel Company, Inc., The, Frio County, 36 thousand reported
ROGERS THEO — oil, Republic Resources, LLC., Frio County, 36 thousand reported
SADDLEBRED 1H — oil, Cabot Oil & Gas Corporation, Frio County, 36 thousand reported
JOHNSTON, JIMMY — oil, Mescalero Energy, Inc., Frio County, 36 thousand reported
CLYDE — oil, Tamarack Petroleum Company, Inc., Frio County, 35 thousand reported
CARNES 'B' — oil, Blackbrush O & G, LLC, Frio County, 35 thousand reported
URBAN, MILTON — oil, Weber Energy Corporation, Frio County, 35 thousand reported
CHILIPITIN, LTD. — oil, Cabot Oil & Gas Corporation, Frio County, 35 thousand reported
MANN-SAN MIGUEL — oil, Rock Solid Operating, LLC, Frio County, 35 thousand reported
MORALES, PEDRO — oil, Hinton Production Company, Frio County, 35 thousand reported
MIDWAY SOUTH K — gas, Trinity Operating (Usg), LLC, Frio County, 35 thousand reported
TURMAN UNIT — oil, Texas American Resources Company, Frio County, 34 thousand reported
DERBY RANCH — oil, Blackbrush O & G, LLC, Frio County, 34 thousand reported
BOLL FRO G — oil, Exco Operating Company, LP, Frio County, 34 thousand reported
USSERY, CLAUDE — gas, Amax Oil & Gas Inc., Frio County, 34 thousand reported
BEEVER, C.A. — oil, Rim Operating, Inc., Frio County, 34 thousand reported
RIGGAN — oil, Ricochet Energy, Inc., Frio County, 34 thousand reported
PEARSALL, T J — oil, El Paso E & P Company, L. P., Frio County, 33 thousand reported
CAPITOL THOMPSON II — oil, Capitol Operating & Expl., Inc., Frio County, 33 thousand reported
SHINER RANCH -B- — oil, Williams, Clayton Energy, L.L.C, Frio County, 33 thousand reported
NEAL — oil, Kinlaw Oil Corporation, Frio County, 33 thousand reported
CORBIN — oil, U.S. Enercorp, Ltd., Frio County, 33 thousand reported
RALLY PETROLEUM — oil, U.S. Enercorp, Ltd., Frio County, 33 thousand reported
BOLL FRO C — oil, Exco Operating Company, LP, Frio County, 33 thousand reported
WILSON RANCH IV — oil, Tide West Oil Company, Frio County, 33 thousand reported
TREVINO & SONS — oil, Texan Production, Frio County, 33 thousand reported
WHITWELL — oil, Southwest Oil & Land, Inc., Frio County, 32 thousand reported
EVELYN — oil, Petro-Guard Company, Inc., Frio County, 32 thousand reported
TOALSON "C" — oil, Tamarack Petroleum Company, Inc., Frio County, 32 thousand reported
LOZANO, HECTOR C. — oil, Stubbs, J. W., Frio County, 32 thousand reported
SHEPPARD UNIT — oil, Union Pacific Resources Company, Frio County, 32 thousand reported
COOK — oil, Weber Energy Corporation, Frio County, 32 thousand reported
LEONA RANCH — oil, Sandia Energy Corporation-NM, Frio County, 32 thousand reported
BURNS, JANE — oil, HCM, Frio County, 31 thousand reported
KIEFER — oil, Arpel, Inc., Frio County, 30 thousand reported
BEEVER FARMS INC C — oil, Virtex Operating Company, Inc., Frio County, 30 thousand reported
NEWSOM — oil, Kinlaw Oil Corporation, Frio County, 30 thousand reported
MANN-BIEDIGER GAS UNIT — gas, Amax Oil & Gas Inc., Frio County, 30 thousand reported
ARMINIUS ENERGY TRUST — oil, Cabot Oil & Gas Corporation, Frio County, 30 thousand reported
KAIN — oil, First Rock, Inc., Frio County, 29 thousand reported
GROSSIE — oil, U.S. Enercorp, Ltd., Frio County, 29 thousand reported
JOHNSTON-OSAGE UNIT — oil, Texas American Resources Company, Frio County, 29 thousand reported
BENNETT BROS. -B- — oil, Western Field Exploration, Inc., Frio County, 29 thousand reported
SHINER RANCH — oil, Goodrich Petroleum Company, Frio County, 29 thousand reported
BRACEWELL, FRANK — oil, Oryx Energy Company, Frio County, 29 thousand reported
NEAL — oil, Texas American Resources Company, Frio County, 29 thousand reported
HOWELL-NCNB UNIT — oil, Williams, Clayton Energy, L.L.C, Frio County, 29 thousand reported
HUGO BRISCOE U — oil, Rosewood Resources, Inc., Frio County, 28 thousand reported
NEWSOM — oil, Awp Operating Company, Frio County, 28 thousand reported
FRIO LAND AND CATTLE — oil, El Paso E & P Company, L. P., Frio County, 28 thousand reported
JOHNSON, NAT — oil, Express Oil And Gas, Frio County, 28 thousand reported
HCE HM 08 — oil, Hat Creek Energy LLC, Frio County, 28 thousand reported
WILMETH B — oil, South Oil, Inc., Frio County, 28 thousand reported
COMBS, MADIE KING -B- — oil, Texan Production, Frio County, 28 thousand reported
RIGGS "A" — oil, Hanson Operating Company, Inc., Frio County, 28 thousand reported
HARLAN, R. K. — gas, Virtex Petroleum Company, Inc., Frio County, 27 thousand reported
BURNS, ANN -A- — oil, B.T.E. Oil Operator, Inc., Frio County, 27 thousand reported
HALFF & OPPENHEIMER -C- — oil, Frio SWD, Inc., Frio County, 27 thousand reported
BAIN, T. W. — oil, HCM, Frio County, 27 thousand reported
HILDEBRAND, IRA — oil, Barnes, Larry Petroleum, Inc., Frio County, 27 thousand reported
DUNN — oil, Christico Petroleum Company, Frio County, 26 thousand reported
HUGHES, NORTH — oil, Dale Operating Company, Frio County, 26 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.