Oil and gas leases in Starr County — page 5

Starr County, Texas has 3,285 oil and gas leases with production on file at the Railroad Commission, all of them in Commission district 04. 434 of them are oil leases and 2,851 are gas leases. Between them they carry 3,688 wellbores. Reported volumes run from January 1993 to August 2026 and come to 16.6 million barrels of oil and 3.1 billion Mcf of gas. 245 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 Starr County

How many oil and gas leases are in Starr County?
Starr County has 3,285 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has Starr County produced?
Leases in Starr County have reported 16,596,226 barrels of oil (bbl) and 3,108,595,775 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
How many operators are active in Starr County?
245 operators file production returns for leases in Starr County.
How much are mineral rights in Starr County worth?
There is no single figure: what a mineral or royalty interest in Starr County is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 3,285 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 17

  • SPEER, GEO. H. — gas, Oryx Energy Company, Starr County, 1.0 million reported
  • MARGO "A" — gas, Newgulf Petroleum, LLC, Starr County, 1.0 million reported
  • VILLAREAL — gas, Peoples Energy Prod.-TX, L.P., Starr County, 1.0 million reported
  • MINITA SHALLOW GU — gas, Enron Oil & Gas Company, Starr County, 1.0 million reported
  • CLEOPATRA — gas, Milagro Exploration, LLC, Starr County, 1.0 million reported
  • THOMAS-RIFE GAS UNIT — gas, Shell Western E&P, Starr County, 1.0 million reported
  • GUERRA-USA GAS UNIT "D" — gas, El Paso E & P Company, L. P., Starr County, 1.0 million reported
  • SLICK, T.B. EST. A-265 — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 1.0 million reported
  • S.W. FARM & RANCH STATE OF TEXAS — gas, Fina Oil & Chemical Company, Starr County, 1.0 million reported
  • GARZA-HITCHCOCK ET AL G. U. — gas, Ram Operating Company, Inc., Starr County, 1.0 million reported
  • WOOD/GUERRA — gas, Mortimer Exploration Company, Starr County, 1.0 million reported
  • GARZA-HITCHCOCK ET AL G. U. — gas, Roc Operating, Inc., Starr County, 1.0 million reported
  • FERGUSON, D. — gas, Peoples Energy Prod.-TX, L.P., Starr County, 1.0 million reported
  • GUERRA-U.S.A. GAS UNIT "C" — gas, Coastal Oil & Gas Corporation, Starr County, 1.0 million reported
  • GARZA-HITCHCOCK ET AL G. U. — gas, Ascent Energy, Inc, Starr County, 1.0 million reported
  • SLICK, T. B. ESTATE — gas, Totalfinaelf E&P USA Inc, Starr County, 998 thousand reported
  • YTURRIA L & L -C- — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 998 thousand reported
  • HERMANN, E. — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 997 thousand reported
  • EAST, ALICE K., MRS., STATE — gas, Exxon Corp., Starr County, 996 thousand reported
  • BLOOMBERG, SAMUEL D. — gas, Smith Production Inc., Starr County, 995 thousand reported
  • SLICK, T. B. ESTATE — gas, Shell Western E&P, Starr County, 995 thousand reported
  • GARZA-HITCHCOCK ET AL G. U. — gas, Ascent Operating, LP, Starr County, 994 thousand reported
  • OLIVARES, A. — gas, Oryx Energy Company, Starr County, 993 thousand reported
  • SLICK, T. B. ESTATE A-527 — gas, Conoco Inc., Starr County, 992 thousand reported
  • SALINAS — gas, Thorp Petroleum Corporation, Starr County, 990 thousand reported
  • JUDD ESTATE-STATE — gas, Shell Western E&P, Starr County, 987 thousand reported
  • GARZA, A. M.-STATE — gas, Shell Western E&P, Starr County, 986 thousand reported
  • VILLARREAL — gas, Peoples Energy Prod.-TX, L.P., Starr County, 985 thousand reported
  • SLICK, T. B. ESTATE "B" 536 — gas, Conoco Inc., Starr County, 985 thousand reported
  • GARZA-HITCHCOCK ET AL G. U. — gas, Roc Operating, Inc., Starr County, 984 thousand reported
  • SANDIA "C" — gas, El Paso Production Oil & Gas Co., Starr County, 982 thousand reported
  • BARRERA GAS UNIT — gas, Legend Natural Gas III, LP, Starr County, 982 thousand reported
  • SLICK, T. B. ESTATE — gas, Shell Western E&P, Starr County, 980 thousand reported
  • BARRERA — gas, Coronado Energy E&P Company, LLC, Starr County, 979 thousand reported
  • DE GARCIA, B. G. — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 976 thousand reported
  • GARCIA, I. Y. — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 974 thousand reported
  • LAS ESCOBAS — gas, Eog Resources, Inc., Starr County, 974 thousand reported
  • AL - SW BTLT # 2 — gas, Legacy Corporation, The, Starr County, 972 thousand reported
  • DE GARCIA, B. G. — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 972 thousand reported
  • LA BRISA RANCH — gas, Belco Energy Corp., Starr County, 971 thousand reported
  • CHAPOTAL LAND CO. — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 970 thousand reported
  • TB SLICK 535 — gas, Texas Independent Explor., Inc., Starr County, 970 thousand reported
  • SLICK, T. B. ESTATE "B" 536 — gas, Forest Oil Corporation, Starr County, 968 thousand reported
  • NILO GU — gas, Eog Resources, Inc., Starr County, 968 thousand reported
  • SLICK, T. B. ESTATE — gas, Shell Western E&P, Starr County, 965 thousand reported
  • MARTINEZ "B" — gas, Samedan Oil Corporation, Starr County, 959 thousand reported
  • COATES SS — gas, El Paso Production Oil & Gas Co., Starr County, 959 thousand reported
  • HINOJOSA — gas, Peoples Energy Prod.-TX, L.P., Starr County, 955 thousand reported
  • DAVENPORT, O. H. HEIRS — gas, Fina Oil & Chemical Company, Starr County, 954 thousand reported
  • COATES 553 — gas, Texas Independent Explor., Inc., Starr County, 954 thousand reported
  • BLOOMBERG, SAMUEL D. — gas, Smith Production Inc., Starr County, 952 thousand reported
  • GARCIA "B" — gas, Peoples Energy Prod.-TX, L.P., Starr County, 952 thousand reported
  • BUCHHOLZ, WILLIAM R. — gas, Dominion Expl. & Prod., Inc., Starr County, 948 thousand reported
  • MCCLURE — gas, Eog Resources, Inc., Starr County, 947 thousand reported
  • ESCOBAR, RODOLFO NCT-1 — gas, Texaco E & P Inc., Starr County, 946 thousand reported
  • DE GARCIA, B.G. — gas, Oryx Energy Company, Starr County, 945 thousand reported
  • T. B. SLICK ESTATE "A" 485 — gas, Houston Exploration Company, The, Starr County, 943 thousand reported
  • DAVENPORT "B" — gas, Texas Independent Explor., Inc., Starr County, 940 thousand reported
  • SLICK STATE B — gas, Edge Petroleum Oper. Co., Inc., Starr County, 934 thousand reported
  • GARZA-HITCHCOCK ET AL G. U. — gas, Ascent Operating, LP, Starr County, 932 thousand reported
  • HALL, J. F. -STATE -A- — gas, Oryx Energy Company, Starr County, 932 thousand reported
  • REILLY HEIRS — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 931 thousand reported
  • ESCOBAR, E. GAS UNIT NO. 1 — gas, Texaco E & P Inc., Starr County, 930 thousand reported
  • GUERRA GAS UNIT "A" — gas, Coastal Oil & Gas Corporation, Starr County, 930 thousand reported
  • DON CAMERON ET AL G.U. — gas, Ascent Energy, Inc, Starr County, 929 thousand reported
  • SAMANO — gas, El Paso Production Oil & Gas Co., Starr County, 928 thousand reported
  • DE GARCIA, B.G. — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 926 thousand reported
  • MARTINEZ -B- — gas, Samedan Oil Corporation, Starr County, 925 thousand reported
  • SLICK, T. B. ESTATE — gas, Shell Western E&P, Starr County, 925 thousand reported
  • SLICK 230 " A " — gas, Samson Lone Star LP, Starr County, 924 thousand reported
  • CLEOPATRA — gas, Milagro Exploration, LLC, Starr County, 924 thousand reported
  • GUERRA BROS. — gas, Peoples Energy Prod.-TX, L.P., Starr County, 923 thousand reported
  • GUERRA "D" — gas, Newfield Exploration Company, Starr County, 923 thousand reported
  • SEMMES — gas, Hamman Oil & Refining Company, Starr County, 922 thousand reported
  • MUNOZ UNIT — gas, Christico Petroleum Company, Starr County, 922 thousand reported
  • ORIVE, A — gas, Oryx Energy Company, Starr County, 920 thousand reported
  • LA BRISA RANCH — gas, Belco Energy Corp., Starr County, 920 thousand reported
  • SLICK, T. B. ESTATE — gas, Shell Western E&P, Starr County, 919 thousand reported
  • FNB MISSION — gas, Amax Oil & Gas Inc., Starr County, 919 thousand reported
  • WOOD "B" — gas, Transtexas Gas Corporation, Starr County, 919 thousand reported
  • SLICK, T. B. ESTATE — gas, Oxy USA Inc., Starr County, 917 thousand reported
  • SLICK, T. B. ESTATE 533 — gas, Oxy USA Inc., Starr County, 915 thousand reported
  • CANALES, EDUARDO — gas, Eog Resources, Inc., Starr County, 915 thousand reported
  • RODRIGUEZ — gas, Kebo Oil & Gas, Inc., Starr County, 909 thousand reported
  • USA — gas, Cantera Operating, LLC, Starr County, 907 thousand reported
  • OLIVAREZ, O. GU — gas, Amax Oil & Gas Inc., Starr County, 902 thousand reported
  • DE GARCIA, B. G. — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 898 thousand reported
  • GUERRA-USA GAS UNIT "D" — gas, El Paso E & P Company, L. P., Starr County, 897 thousand reported
  • DE GARCIA, B. G. — gas, Oryx Energy Company, Starr County, 897 thousand reported
  • JUAREZ, ENEMORIO — gas, Exxon Mobil Corporation, Starr County, 894 thousand reported
  • U.S.A.-GUERRA "B" GAS UNIT — gas, Coastal Oil & Gas Corporation, Starr County, 891 thousand reported
  • SAMANO — gas, El Paso Production Oil & Gas Co., Starr County, 890 thousand reported
  • SLICK ESTATE 539 — gas, Texas Independent Explor., Inc., Starr County, 890 thousand reported
  • MCGILL BROS. — gas, Exxon Corp., Starr County, 890 thousand reported
  • SLICK 541 — gas, Texas Independent Explor., Inc., Starr County, 890 thousand reported
  • SLICK, T. B. ESTATE — gas, Oxy USA Inc., Starr County, 889 thousand reported
  • HORNADAY — gas, Eog Resources, Inc., Starr County, 885 thousand reported
  • WALKER, BILLY L — gas, Mortimer Production Company, Starr County, 882 thousand reported
  • FROST NATIONAL BANK -A- — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 881 thousand reported
  • HALL, C. M. -A- — gas, Killam Oil Co., Ltd., Starr County, 881 thousand reported
  • GUERRA BROS. — gas, Coronado Energy E&P Company, LLC, Starr County, 878 thousand reported
  • CAMERON, DON — gas, Conoco Inc., Starr County, 875 thousand reported
  • A.G. HERMAN, JR. GAS UNIT — gas, Oryx Energy Company, Starr County, 869 thousand reported
  • VERA GAS UNIT — gas, Transtexas Gas Corporation, Starr County, 869 thousand reported
  • SLICK, T. B. ESTATE — gas, Oxy USA Inc., Starr County, 868 thousand reported
  • GARZA, A. M.-STATE — gas, Shell Western E&P, Starr County, 868 thousand reported
  • BTLT — gas, Smith Production Inc., Starr County, 866 thousand reported
  • MARTINEZ -B- — gas, Samedan Oil Corporation, Starr County, 866 thousand reported
  • BLOOMBERG, SAMUEL D — gas, Smith Production Inc., Starr County, 865 thousand reported
  • SLICK, T. B. ESTATE "B" 536 — gas, Forest Oil Corporation, Starr County, 861 thousand reported
  • SLICK, T. B. ESTATE — gas, Fina Oil & Chemical Company, Starr County, 861 thousand reported
  • SEYFRIEDT, B. S. — gas, Texas Independent Explor., Inc., Starr County, 861 thousand reported
  • SEMMES — gas, Metano Energy, LP, Starr County, 861 thousand reported
  • GUERRA — gas, Mortimer Exploration Company, Starr County, 859 thousand reported
  • GARCIA L&L -B- — gas, Oryx Energy Company, Starr County, 856 thousand reported
  • CAMERON, EVELYN STATE — gas, Carrizo Oil & Gas, Inc., Starr County, 855 thousand reported
  • GUERRA G — gas, Lynx Energy Company, Inc., Starr County, 855 thousand reported
  • SLICK, T. B. ESTATE A — gas, Conoco Inc., Starr County, 853 thousand reported
  • GUERRA — gas, Samedan Oil Corporation, Starr County, 853 thousand reported
  • STATE SLICK "D" — gas, Fina Oil & Chemical Company, Starr County, 850 thousand reported
  • BLOOMBERG, SAMUEL D. — gas, Edge Petroleum Oper. Co., Inc., Starr County, 849 thousand reported
  • BENTSEN BROS. - STATE — gas, Shell Western E&P, Starr County, 848 thousand reported
  • DE GARCIA, B. G. — gas, Oryx Energy Company, Starr County, 848 thousand reported
  • HERMANN, A.G. GAS UNIT — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 846 thousand reported
  • GUERRA-GARCIA GAS UNIT — gas, Texas Independent Explor., Inc., Starr County, 846 thousand reported
  • DE GARCIA, B. G. — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 845 thousand reported
  • MAYFAIR LA BRISA — gas, Texas Independent Explor., Inc., Starr County, 844 thousand reported
  • E. ESCOBAR GAS UNIT I — gas, Metano Energy, LP, Starr County, 842 thousand reported
  • BTLT — gas, Smith Production Inc., Starr County, 838 thousand reported
  • MONTALVO, N.R. — gas, Exxon Corp., Starr County, 837 thousand reported
  • RODRIGUEZ, T. — gas, Wagner, Duer & Co., Starr County, 837 thousand reported
  • SAMANO — gas, El Paso Production Oil & Gas Co., Starr County, 837 thousand reported
  • USA — gas, El Paso E & P Company, L. P., Starr County, 833 thousand reported
  • HALL, C.M. -A- — gas, Killam Oil Co., Ltd., Starr County, 830 thousand reported
  • HALL, J. F. STATE — gas, Oryx Energy Company, Starr County, 827 thousand reported
  • HERMANN, E. — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 825 thousand reported
  • SLICK, T. B. ESTATE — gas, Oxy USA Inc., Starr County, 824 thousand reported
  • SOUTHWEST FARM & RANCH-STATE — gas, Totalfinaelf E&P USA Inc, Starr County, 824 thousand reported
  • COATES 553 — gas, Samson Lone Star LP, Starr County, 823 thousand reported
  • MCGILL BROS. — gas, Exxon Corp., Starr County, 822 thousand reported
  • NILO SHALLOW A GU — gas, Enron Oil & Gas Company, Starr County, 820 thousand reported
  • THOMAS - RIFE ET AL UNIT — gas, Shell Western E&P Inc., Starr County, 819 thousand reported
  • MURCH, B. L. — gas, Headington Oil Company, L.P., Starr County, 819 thousand reported
  • BLOOMBERG, SAMUEL D. — gas, Hanson Production Company, Starr County, 816 thousand reported
  • ALVAREZ-HINOJOSA GAS UNIT — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 815 thousand reported
  • MCGILL BROS. — gas, Coronado Energy E&P Company, LLC, Starr County, 814 thousand reported
  • JUDD ESTATE-STATE — gas, Shell Western E&P Inc., Starr County, 814 thousand reported
  • JUDD ESTATE-STATE — gas, Shell Western E&P, Starr County, 813 thousand reported
  • TCR SPEER-STATE — gas, Oryx Energy Company, Starr County, 813 thousand reported
  • DE GARCIA, B. G. — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 812 thousand reported
  • SLICK, T. B. ESTATE — gas, Shell Western E&P, Starr County, 811 thousand reported
  • SLICK, T. B. ESTATE — gas, Shell Western E&P, Starr County, 811 thousand reported
  • BILLUPS — gas, Eog Resources, Inc., Starr County, 810 thousand reported
  • GUERRA-U.S.A. GAS UNIT "C" — gas, Coastal Oil & Gas Corporation, Starr County, 809 thousand reported
  • GUERRA GU "A" — gas, Coastal Oil & Gas Corporation, Starr County, 808 thousand reported
  • EMMA PENA GAS UNIT — gas, Shell Western E&P, Starr County, 807 thousand reported
  • FINA-CONOCO FEE — gas, Fina Oil & Chemical Company, Starr County, 804 thousand reported
  • ALVAREZ-HINOJOSA GAS UNIT — gas, Oryx Energy Company, Starr County, 803 thousand reported
  • HERMANN, A.G. GAS UNIT — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 801 thousand reported
  • SPEER, GEO. H. STATE -D- — gas, Killam Oil Co., Ltd., Starr County, 798 thousand reported
  • HEARD — gas, Ram Operating Company, Inc., Starr County, 798 thousand reported
  • SLICK ESTATE 539 — gas, Texas Independent Explor., Inc., Starr County, 798 thousand reported
  • CAMERON, DON D. — gas, Conoco Inc., Starr County, 794 thousand reported
  • BLOOMBERG, SAMUEL D. — gas, Smith Production Inc., Starr County, 789 thousand reported
  • VILLARREAL — gas, Peoples Energy Prod.-TX, L.P., Starr County, 789 thousand reported
  • OLIVAREZ, O GU — gas, Amax Oil & Gas Inc., Starr County, 788 thousand reported
  • BLOOMBERG, SAMUEL D. — gas, Smith Production Inc., Starr County, 788 thousand reported
  • GONZALES, LUCIO — gas, Saxet Energy, Ltd., Starr County, 786 thousand reported
  • ALVARADO 550 — gas, Texas Independent Explor., Inc., Starr County, 784 thousand reported
  • HMC-TIE LA BRISA — gas, Texas Independent Explor., Inc., Starr County, 783 thousand reported
  • SLICK, T. B. ESTATE — gas, Totalfinaelf E&P USA Inc, Starr County, 782 thousand reported
  • WOOD "B" — gas, Transtexas Gas Corporation, Starr County, 782 thousand reported
  • U.S.A.-GUERRA "B" GAS UNIT — gas, Coastal Oil & Gas Corporation, Starr County, 782 thousand reported
  • STATE RIVER - SANTA MARGARITA — gas, Henderson Petroleum Corporation, Starr County, 781 thousand reported
  • FINA-CONOCO FEE — gas, Fina Oil & Chemical Company, Starr County, 781 thousand reported
  • S. W. FARM & RANCH STATE OF TEX. — gas, Fina Oil & Chemical Company, Starr County, 780 thousand reported
  • GUERRA-USA GAS UNIT "D" — gas, El Paso E & P Company, L. P., Starr County, 777 thousand reported
  • MINITA SHALLOW B GU — gas, Enron Oil & Gas Company, Starr County, 776 thousand reported
  • HALL, J.F. STATE -A- — gas, Oryx Energy Company, Starr County, 775 thousand reported
  • BLOOMBERG, SAMUEL D. — gas, Edge Petroleum Oper. Co., Inc., Starr County, 775 thousand reported
  • LAUREL, C. — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 772 thousand reported
  • BENTSEN-WHITTINGTON GU1 — gas, Peoples Energy Prod.-TX, L.P., Starr County, 769 thousand reported
  • BENTSEN TRACT II — gas, Samson Lone Star LP, Starr County, 769 thousand reported
  • BENTSEN BROS. "B" — gas, Shell Western E&P, Starr County, 769 thousand reported
  • SPEER, GEO. H. — gas, Oryx Energy Company, Starr County, 766 thousand reported
  • SLICK 539 — gas, Texas Independent Explor., Inc., Starr County, 764 thousand reported
  • SLICK, T. B. ESTATE — gas, Totalfinaelf E&P USA Inc, Starr County, 761 thousand reported
  • ALVAREZ-HINOJOSA GAS UNIT — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 761 thousand reported
  • LOPEZ GAS UNIT 1 — gas, Comstock Oil & Gas, Inc., Starr County, 761 thousand reported
  • ORIVE, A. — gas, Kerr-Mcgee Oil & Gas Onshore LP, Starr County, 759 thousand reported
  • ORIVE, A. — gas, Sanchez-O'Brien Oil & Gas Corp., Starr County, 751 thousand reported
  • VILLARREAL — gas, Peoples Energy Prod.-TX, L.P., Starr County, 751 thousand reported
  • SLICK, T. B. ESTATE "A" — gas, Conocophillips Company, Starr County, 749 thousand reported
  • HALL, C. M. -C- — gas, Killam Oil Co., Ltd., Starr County, 747 thousand reported
  • CAMERON, EVELYN — gas, Carrizo Oil & Gas, Inc., Starr County, 746 thousand reported
  • SLICK, T. B. ESTATE — gas, Shell Western E&P, Starr County, 745 thousand reported
  • SHEERIN,IRENE,ET AL — gas, Neuhaus, V. F. Properties, Inc., Starr County, 744 thousand reported
  • SAMANO — gas, El Paso Production Oil & Gas Co., Starr County, 741 thousand reported
  • GUERRA BROS. — gas, Peoples Energy Prod.-TX, L.P., Starr County, 741 thousand reported
  • DE LOPEZ, C. V. -B- — gas, Oryx Energy Company, Starr County, 736 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.