Oil and gas leases in Frio County — page 5

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 5 of 6

JORDAN-WOODWARD UNIT — oil, Olmos Partners, Inc., Frio County, 7 thousand reported
HARRIS, J.W. -A- — oil, Jenex Operating Company Of Texas, Frio County, 7 thousand reported
MCDONALD -A- — oil, Fortune Operating, Inc., Frio County, 7 thousand reported
BOOTH, F. I. — oil, Oryx Energy Company, Frio County, 7 thousand reported
GOOD, ROBERT B. ET UX — oil, Petro-Hunt Corporation, Frio County, 7 thousand reported
ALINE WILLIAMS — oil, Cheyenne Petroleum Company, Frio County, 6 thousand reported
BROWN — oil, Southwest Oil & Land, Inc., Frio County, 6 thousand reported
MOORE, R.V. — oil, Chesapeake Operating, Inc., Frio County, 6 thousand reported
KNAPPICK — oil, Candor Resources, Inc., Frio County, 6 thousand reported
EDWARDS, ANN L. — oil, Coastal Oil & Gas Corporation, Frio County, 6 thousand reported
HENDERSON, W. L. — oil, Oryx Energy Company, Frio County, 6 thousand reported
JOHNSTON, JAMES — oil, Gilster, Ralph R. III, Inc., Frio County, 6 thousand reported
JEAN T — oil, Cactus Jack Operating Company, Frio County, 6 thousand reported
BENNETT JACKEL UNIT — oil, Killam Oil Co., Ltd., Frio County, 6 thousand reported
MOORE — oil, Mescalero Energy, Inc., Frio County, 6 thousand reported
MILLS UNIT — oil, Tamarack Petroleum Company, Inc., Frio County, 6 thousand reported
WEST COAST FARMS — oil, Coastal Oil & Gas Corporation, Frio County, 6 thousand reported
R. L. MINOR — oil, Texas International Resource LLC, Frio County, 6 thousand reported
HURRIKAIN — oil, Burnett Oil Co., Inc., Frio County, 6 thousand reported
KLOPEK, A. — oil, Omber Petroleum & Energy Corp., Frio County, 6 thousand reported
BIEDIGER, FERDINAND — oil, Oilex Int'L Investments, Inc., Frio County, 6 thousand reported
TOALSON — oil, Alamo Operating Company, L. C., Frio County, 5 thousand reported
BURLESON — oil, Pedeco, Inc., Frio County, 5 thousand reported
THOMPSON, PATTY UNIT I — oil, JB Oil & Gas Well Service, Frio County, 5 thousand reported
BURNS, JANE -E- — oil, Clipper Operating Co., Inc., Frio County, 5 thousand reported
MCCOY — oil, Jab Operating, Inc., Frio County, 5 thousand reported
CULPEPPER, CURTIS L. — oil, Edco Energy, Inc., Frio County, 5 thousand reported
LEPPARD "C" — oil, Chiodo Corp., Frio County, 5 thousand reported
MCKINNEY-O'CONNOR UNIT — oil, Tamarack Petroleum Company, Inc., Frio County, 5 thousand reported
TREVINO, SHORTY — oil, Poly O. Energy, Inc., Frio County, 5 thousand reported
DILLEY UNIT -A- — oil, Stoneburner Exploration, Inc., Frio County, 5 thousand reported
HUGO — oil, Cag Petroleum Corp., Frio County, 5 thousand reported
STEPHENSON,MARGARET — oil, Weber Energy Corporation, Frio County, 5 thousand reported
GILLILAND II — oil, Texan Production, Frio County, 5 thousand reported
COPPEDGE — oil, Blackbrush O & G, LLC, Frio County, 5 thousand reported
MELMS ESTATE — oil, Mariah Energy Corp., Frio County, 5 thousand reported
ROBERTS, KATIE ET AL — oil, Mcday Energy Corp., Frio County, 5 thousand reported
BURNS, ANN — oil, Allerco, Inc., Frio County, 5 thousand reported
HANSON — oil, Lone Star Operating Company, Frio County, 5 thousand reported
GILLIG — oil, Gillig Oil Company, Frio County, 5 thousand reported
HILDERBRANDT, IRA EST — oil, Cantro Exploration, Inc., Frio County, 5 thousand reported
MANN "C" — oil, Lone Star Operating Company, Frio County, 5 thousand reported
SLOVER-BEEVER UNIT — oil, Texan Production, Frio County, 5 thousand reported
SHINER RANCH — gas, Blackbrush O & G, Inc., Frio County, 5 thousand reported
HITZFELDER — gas, Property Development Group, Inc., Frio County, 5 thousand reported
LABATT, "A" — oil, Texakoma Oil & Gas Corporation, Frio County, 5 thousand reported
HITZFELDER — oil, Property Development Group, Inc., Frio County, 5 thousand reported
BURNS, JANE -D- — oil, Clipper Operating Co., Inc., Frio County, 4 thousand reported
ENCINA-COLEMAN — oil, JB Oil & Gas Well Service, Frio County, 4 thousand reported
LEHMAN — oil, Kinlaw Oil Corporation, Frio County, 4 thousand reported
PEARCE — oil, Jenkins Oil Corporation, Frio County, 4 thousand reported
HUNTER, B.V. — oil, Acock Engineering & Assoc., Inc., Frio County, 4 thousand reported
GIDLEY — oil, Tide West Oil Company, Frio County, 4 thousand reported
RALLY — oil, U.S. Enercorp, Ltd., Frio County, 4 thousand reported
W.L. CARTER — oil, Kaler Energy Corp., Frio County, 4 thousand reported
BURNS, JANE 'F' — oil, Lissner, Lindy, Frio County, 4 thousand reported
HENLEY, HOWARD J. — oil, Overly Operating Co., Frio County, 4 thousand reported
OPPENHEIMER A — oil, Blackbrush O & G, LLC, Frio County, 4 thousand reported
R. A. KNIGHT — oil, Texas International Resource LLC, Frio County, 4 thousand reported
SHANKLE 2 — oil, Escopeta Oil & Gas Corporation, Frio County, 4 thousand reported
KLOPEK — oil, Durst Oil Company, Frio County, 4 thousand reported
MATHIS-BRACEWELL — oil, Harris Energy Corp., Frio County, 4 thousand reported
LEDEZMA, CONSUELO — oil, Gulf South Operators, Inc., Frio County, 4 thousand reported
WITTING OLMOS -B- SAND UNIT — oil, Texas Southern Petroleum Corp., Frio County, 4 thousand reported
HITZFELDER — oil, Property Development Group, Inc., Frio County, 4 thousand reported
BEELER, R. F. "A" — oil, Citation Oil & Gas Corp., Frio County, 4 thousand reported
RIGGAN "A" — oil, Kinlaw Oil Corporation, Frio County, 4 thousand reported
TURMAN — oil, Triumph Petroleum Company,L.L.C., Frio County, 4 thousand reported
BURNS, JANE — oil, Clipper Operating Co., Inc., Frio County, 4 thousand reported
MARGARITA — oil, Kana Resources, Inc., Frio County, 4 thousand reported
RIPPEY, MARGARET K. — oil, Texas Southern Petroleum Corp., Frio County, 4 thousand reported
KOTHMANN — oil, Manti Exploration Operating LLC, Frio County, 4 thousand reported
BATTAGLIA, VIVIAN — oil, Union Pacific Resources Company, Frio County, 4 thousand reported
TREVINO "A" — oil, Cag Petroleum Corp., Frio County, 4 thousand reported
SURLES, LOIS G. — oil, Petro-Hunt Corporation, Frio County, 4 thousand reported
GOOD, A.V. — oil, Union Pacific Resources Company, Frio County, 4 thousand reported
HOLMES, SAM — oil, Hanson Operating Company, Inc., Frio County, 4 thousand reported
MARIA — oil, Tide West Oil Company, Frio County, 4 thousand reported
MASSEY, CARLTON — oil, Southwest Oil & Land, Inc., Frio County, 4 thousand reported
HUNTER UNIT — oil, WCS Oil And Gas Corporation, Frio County, 3 thousand reported
AMERICAN ENERGY MANN — oil, Jenex Operating Company Of Texas, Frio County, 3 thousand reported
FRANKS, G.W. ET AL — oil, Franks, George William, Frio County, 3 thousand reported
CAFFARELLI ESTATE — oil, Jab Operating, Inc., Frio County, 3 thousand reported
MULLANE — oil, Williams, Clayton Energy, L.L.C, Frio County, 3 thousand reported
WILLIAMS-BUTTLES — oil, Kana Resources, Inc., Frio County, 3 thousand reported
HALM, BONNYE H. "B" — oil, Cheyenne Petroleum Company, Frio County, 3 thousand reported
NEAL — oil, Cameron, Paul E., JR., Inc., Frio County, 3 thousand reported
JOHNSTON, J. — oil, Primero Production Company, Frio County, 3 thousand reported
MCKINLEY "A" — oil, Tamarack Petroleum Company, Inc., Frio County, 3 thousand reported
CAG-ARISTIDES — oil, Cag Petroleum Corp., Frio County, 3 thousand reported
BSBM NO. — oil, Blackbrush O & G, LLC, Frio County, 3 thousand reported
BERRY-LEHMAN "A" — oil, Chesapeake Operating, Inc., Frio County, 3 thousand reported
THOMPSON, C.R. — oil, Oilex Int'L Investments, Inc., Frio County, 3 thousand reported
RIGGAN — oil, Texan Production, Frio County, 3 thousand reported
BOYD BROS — oil, Columbia Energy Properties, Inc., Frio County, 3 thousand reported
TOEPPERWEIN-JONES UNIT — oil, Christico Petroleum Company, Frio County, 3 thousand reported
BENNETT UNIT — oil, Edco Energy, Inc., Frio County, 3 thousand reported
GERSDORFF — oil, Union Pacific Resources Company, Frio County, 3 thousand reported
HURT, ARTHUR "B" — oil, Southwest Oil & Land, Inc., Frio County, 3 thousand reported
DILLEY UNIT "C" — oil, Stoneburner Exploration, Inc., Frio County, 3 thousand reported
PETTIT — oil, Tide West Oil Company, Frio County, 3 thousand reported
HITZFELDER — gas, Property Development Group, Inc., Frio County, 3 thousand reported
DAVIDSON, D. A. — oil, Rim Operating, Inc., Frio County, 3 thousand reported
SHANKLE 2 — oil, Dale Operating Company, Frio County, 3 thousand reported
HILLMAN, ROBERT — oil, Altair Energy Corp., Frio County, 3 thousand reported
AVANT, E.M. — oil, Weber Energy Corporation, Frio County, 3 thousand reported
MCKINNEY — oil, Hughes, Dan A. Company, L.P., Frio County, 3 thousand reported
JOHNSTON -P- — oil, Texan Production, Frio County, 3 thousand reported
MORROW, T. C. — oil, Texan Production, Frio County, 3 thousand reported
STEWART, T. B. (NEUMANN) — oil, Neumann, Alfred, Frio County, 2 thousand reported
GUERRA-VELAROE — oil, Stubbs, J. W., Frio County, 2 thousand reported
BURTON-BARNES-BUTLER — oil, Waters Eng. & Operating, Inc., Frio County, 2 thousand reported
HILDEBRAND — oil, Sabre Operating, Inc., Frio County, 2 thousand reported
HARPER RANCH — oil, Weber Energy Corporation, Frio County, 2 thousand reported
SHOWN, W. GUY JR. — oil, Escopeta Oil & Gas Corporation, Frio County, 2 thousand reported
ROBERTS — oil, Stonegate Production Company,LLC, Frio County, 2 thousand reported
SHINER RANCH -B- — oil, Blackbrush O & G, Inc., Frio County, 2 thousand reported
NOWLIN, T. P. — oil, Columbia Energy Properties, Inc., Frio County, 2 thousand reported
KIEFER-URBAN UNIT — oil, Oryx Energy Company, Frio County, 2 thousand reported
DAVIS, A.R. — oil, Cag Petroleum Corp., Frio County, 2 thousand reported
BURLESON, J. M. — oil, Mineral Development, Inc., Frio County, 2 thousand reported
DUNN, A.M. — oil, Christico Petroleum Company, Frio County, 2 thousand reported
LABATT — oil, Mantle Oil & Gas, LLC, Frio County, 2 thousand reported
BURKETT, FRED E. — oil, Ginco Operating Co., Frio County, 2 thousand reported
GROSSIE, V. B. — oil, Oryx Energy Company, Frio County, 2 thousand reported
CROUCH — oil, Maverick Energy Group, Inc., Frio County, 2 thousand reported
BOOTH, F. I. -C- — oil, Oryx Energy Company, Frio County, 2 thousand reported
LEPPARD RANCH "B" — oil, Chiodo Corp., Frio County, 2 thousand reported
CARNES "A" — oil, Ginger Petroleum Company, Inc., Frio County, 2 thousand reported
KERRCO'S "STERLING RANCH" — oil, Dantex Oil & Gas, Inc., Frio County, 2 thousand reported
RIGGS "G" — oil, Hanson Operating Company, Inc., Frio County, 2 thousand reported
RIGGS -E- — oil, Mineral Development, Inc., Frio County, 2 thousand reported
HARDY-THOMPSON UNIT — oil, Carrizo Oil & Gas, Inc., Frio County, 2 thousand reported
KLOPEK, AL — oil, Omber Petroleum & Energy Corp., Frio County, 2 thousand reported
KING — oil, Branham, Ewing A. Oil Operator, Frio County, 2 thousand reported
STEWART-MENEFEE UNIT IV — oil, JB Oil & Gas Well Service, Frio County, 2 thousand reported
WILSON, J. T. — oil, Tide West Oil Company, Frio County, 2 thousand reported
BURNS -F- — oil, 3-L Drilling, Frio County, 2 thousand reported
DAVIS, RUTH — oil, Dantex Oil & Gas, Inc., Frio County, 2 thousand reported
SHELL, C. — oil, C&C II, Frio County, 2 thousand reported
MCKINLEY, ART -A- — oil, Chesapeake Operating, Inc., Frio County, 2 thousand reported
HENDERSON — oil, Christico Petroleum Company, Frio County, 2 thousand reported
BURNS -B- — oil, B.T.E. Oil Operator, Inc., Frio County, 2 thousand reported
ROBERTS, K. — oil, Ferguson-Burns Leasing Co., Frio County, 2 thousand reported
GEMINI — oil, Blackbrush O & G, LLC, Frio County, 2 thousand reported
CHIODO -C- — oil, Union Pacific Resources Company, Frio County, 2 thousand reported
HEISER — oil, WCS Oil And Gas Corporation, Frio County, 2 thousand reported
NIXON & DILLARD -B- — oil, Texas Southern Petroleum Corp., Frio County, 2 thousand reported
CITY OF PEARSALL "A" — oil, Kinlaw Oil Corporation, Frio County, 2 thousand reported
SOVEIDA-OBREGON — oil, Tide West Oil Company, Frio County, 2 thousand reported
MCKINLEY — oil, Hughes, Dan A. Company, L.P., Frio County, 2 thousand reported
WELDON SCHORP WEST UNIT — oil, Cabot Oil & Gas Corporation, Frio County, 2 thousand reported
BRACEWELL, FRANK "A' — oil, Penrod Oil Company Of Texas, Inc, Frio County, 2 thousand reported
COVEY CHAPEL — oil, Brymer Contracting Incorporated, Frio County, 2 thousand reported
JOHNSTON — oil, Ef Energy, L.L.C., Frio County, 2 thousand reported
RIGGS -C- — oil, Suncoast Investments Co., Inc., Frio County, 2 thousand reported
BMW UNIT — oil, Jab Operating, Inc., Frio County, 2 thousand reported
HBR — oil, BRC Operating Company LLC, Frio County, 2 thousand reported
HERRMANN — oil, Thunder Oil & Gas, LLC, Frio County, 1 thousand reported
BETTYE B. UNIT — oil, Texan Production, Frio County, 1 thousand reported
NIXON & DILLARD -E- — oil, Texas Southern Petroleum Corp., Frio County, 1 thousand reported
SCHUCHARDT, ALBERT — oil, C. Oil Company, Inc., Frio County, 1 thousand reported
KNAPPICK, FRED — oil, Lone Star Operating Company, Frio County, 1 thousand reported
FOSTER, MICHAEL — oil, Altair Energy Corp., Frio County, 1 thousand reported
HOYLE, MONA — oil, Jenex Operating Company Of Texas, Frio County, 1 thousand reported
HEISER UNIT — oil, South Coast Oil & Gas Co., Frio County, 1 thousand reported
VOSS, NAN — oil, Tamarack Petroleum Company, Inc., Frio County, 1 thousand reported
T CATTLE COMPANY — oil, Buffco Production Inc., Frio County, 1 thousand reported
MCWILLIAMS HEIRS A — oil, Virtex Operating Company, Inc., Frio County, 1 thousand reported
BOOTH, F. I. "D" — oil, Oryx Energy Company, Frio County, 1 thousand reported
RIPPEY -A- — oil, Sedco Resources Inc, Frio County, 1 thousand reported
MARRS MCLEAN A/C UNIT — oil, Virtex Operating Company, Inc., Frio County, 1 thousand reported
GULLEY, CALVIN — oil, Pontiac Oil, Inc., Frio County, 1 thousand reported
GULLEY, T. R. — oil, Unified Consulting, Inc., Frio County, 1 thousand reported
CARTER, W. L. — oil, Kaler Energy Corp., Frio County, 1 thousand reported
BEEVER, BILL INC. ET AL — oil, Shield Petroleum, Frio County, 1 thousand reported
CARTER, D.J. — oil, Rim Operating, Inc., Frio County, 1 thousand reported
MCWILLIAMS HEIRS A — gas, Virtex Operating Company, Inc., Frio County, 1 thousand reported
HARLAN, R. K. — gas, Virtex Petroleum Company, Inc., Frio County, 1 thousand reported
WILLIAMS — oil, 3 W Investments, Frio County, 1 thousand reported
UNSELL, EDWIN E. — oil, Web Well Tending Service, Inc., Frio County, 1 thousand reported
KING,J.H. "B" — oil, Placid Oil Company, Frio County, 1 thousand reported
PEARSALL-ADAMS — oil, Olmos Partners, Inc., Frio County, 1 thousand reported
WINTERS "A" — oil, Web Well Tending Service, Inc., Frio County, 1 thousand reported
BAIN — oil, Blackbrush O & G, Inc., Frio County, 1 thousand reported
HALFF & OPPENHEIMER — gas, Frio SWD, Inc., Frio County, 1 thousand reported
HAWKINS -A- — oil, Gulf Production Corp., Frio County, 1 thousand reported
AVANT ESTATE UNIT — oil, Dale Operating Company, Frio County, 1 thousand reported
BAKER, LACY — oil, Hughey, W. R., Operating Co., Frio County, 1 thousand reported
MCDONALD — oil, Fortune Operating, Inc., Frio County, 1 thousand reported
BURNS -H- — oil, B.T.E. Oil Operator, Inc., Frio County, 1 thousand reported
GILLILAND I — oil, Texan Production, Frio County, 1 thousand reported
SAMUELS, L. P. — oil, Hinton Production Company, Frio County, 1 thousand reported
RITCHIE -C- — oil, Ritchie, H. G. JR., Frio County, 999 reported
JOHNSTON, JAMES — oil, South Coast Oil & Gas Co., Frio County, 973 reported
HILDEBRAND SWD #2 — oil, Cox Exploration, Inc., Frio County, 969 reported
BERRY FAMILY RANCHES — oil, Chesapeake Operating, Inc., Frio County, 966 reported
BURNS -D- — oil, B.T.E. Oil Operator, Inc., Frio County, 950 reported
AVANT RANCH "C" — oil, Chiodo Corp., Frio County, 933 reported
BEEVER, C.A. JR. — oil, Texan Production, Frio County, 930 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.