Gilley Unit

Oil & Gas Property in Karnes County, TX

  2. Texas
  3. Karnes County, TX
  4. Oil & Gas Properties in Karnes County, TX
  5. Gilley Unit Oil & Gas Property

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Property Summary

Key data points for Gilley Unit

CountyKarnes County, TX
OperatorMARATHON OIL EF LLC
Production DatesJun 2011 - Sep 2025
Total Oil Production1,254,308 BBLs
Total Gas Production3,492,668 MCF
Recent Oil Production2,266 BBLs in Aug 2025
Recent Gas Production8,176 MCF in Aug 2025
Wells on Property8

Our Valuation Estimates for Gilley Unit

ShaleAssessment™

$48,589 *

MarketMultiple™

$329,768 **

* Assessment based on future expected revenue
** Based on a 36 month multiple of average monthly estimated revenue

Based on a decimal interest

Gilley Unit Production Graph

Aggregated production of all wells and leases associated with this property
Subscribe for Full Access Subscribe now to gain immediate access
to oil and gas production for Gilley Unit
from Jun 2011 to Sep 2025

Wells on Gilley Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-31757GILLEY UNIT 1HMARATHON OIL EF LLCShut InKarnes County, TX28.835816-97.969280
42-255-32365GILLEY UNIT 2HMARATHON OIL EF LLCProducingKarnes County, TX28.822406-97.963823
42-255-35090GILLEY UNIT 505HMARATHON OIL EF LLCProducingKarnes County, TX28.822416-97.963720
42-255-35091GILLEY UNIT 504HMARATHON OIL EF LLCProducingKarnes County, TX28.822477-97.963539
42-255-35092GILLEY UNIT 5HMARATHON OIL EF LLCProducingKarnes County, TX28.822446-97.963626
42-255-35093GILLEY UNIT 4HMARATHON OIL EF LLCProducingKarnes County, TX28.834831-97.970138
42-255-35094GILLEY UNIT 3HMARATHON OIL EF LLCProducingKarnes County, TX28.834678-97.970074
42-255-35095GILLEY UNIT 503HMARATHON OIL EF LLCProducingKarnes County, TX28.834757-97.970078

Leases included in Gilley Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-09805GILLEY UNITMARATHON OIL EF LLCKarnes County, TX
02-294887GILLEY UNIT 504HMARATHON OIL EF LLCKarnes County, TX

Nearby Properties

These are the closest 20 properties to the Gilley Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Adams-Tipton UnitKarnes County, TX5,578 BBLs5,397 MCFSep 2025
Brown DupnikKarnes County, TX2,684 BBLs3,331 MCFSep 2025
Brysch Jonas-Yosko Borgfeld SaKarnes County, TX632 BBLs2,155 MCFSep 2025
Buehring UnitKarnes County, TX3,419 BBLs5,419 MCFSep 2025
Culberson-Hughes UnitKarnes County, TX541 BBLs2,154 MCFSep 2025
Culberson-Patteson UnitKarnes County, TX1,884 BBLs3,609 MCFSep 2025
Davenport UnitKarnes County, TX0 BBLs0 MCFJun 2025
Fransen UnitKarnes County, TX3,010 BBLs4,669 MCFSep 2025
Fransen-Direct Assets SaKarnes County, TX6,257 BBLs9,354 MCFSep 2025
Gross-McLean UnitKarnes County, TX1,032 BBLs1,839 MCFSep 2025
Gross-RobertKarnes County, TX3,153 BBLs16,971 MCFSep 2025
Holland-Brown UnitKarnes County, TX1,044 BBLs1,984 MCFSep 2025
Jordan UnitKarnes County, TX2,493 BBLs3,887 MCFSep 2025
Jordan-Buehring Unit SaKarnes County, TX307 BBLs1,964 MCFSep 2025
Kimble-GilleyKarnes County, TX3,820 BBLs20,118 MCFSep 2025
Luna UnitKarnes County, TX5,238 BBLs20,823 MCFSep 2025
Luna-May Unit PsaKarnes County, TX1,160 BBLs2,430 MCFSep 2025
May Unit 1Karnes County, TX3,720 BBLs23,232 MCFSep 2025
R.Foester-C.Hughes Unit SaKarnes County, TX520 BBLs1,682 MCFSep 2025
Rogers-Foester UnitKarnes County, TX1,505 BBLs14,408 MCFSep 2025

Companies in the Area

These are the closest 20 companies operating near the Gilley Unit property.

Company Name
Burlington Resources Oil & Gas Company LP
Caturus Energy, LLC
Devon Energy Production Company, L.P.
Dewbre Petroleum Corporation
Encana Oil & Gas (USA) Inc.
EOG Resources Inc
Francisco Creek Operating, Inc.
Hawthorn Energy Partners, LLC
Hilcorp Energy Company
Marathon Oil Ef LLC
North American Royalties, Inc.
Ovintiv USA Inc.
Paloma Resources, LLC
Plains Exploration & Prod. Co.
Repsol Oil & Gas USA, LLC
Rickaway Energy, Corp.
Statoil Texas Onshore Prop LLC
Texas Crude Energy, Inc.
Tidal Petroleum, Inc.
Verdun Oil & Gas LLC

Frac'ing activity on Gilley Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-32365Gilley 2H
42-255-35090Gilley Unit 505H
42-255-35091Gilley Unit 504H
42-255-35092Gilley Unit 5H
42-255-35093Gilley 4H
42-255-35094Gilley 3H
42-255-35095Gilley 503H

Owners of Gilley Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCGILLEY UNIT W#1H-5H,503H,505HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCGILLEY UNIT W#504HMARATHON OIL EF LLC
2025KOLKHORST KATHERINE HAVERLAHGILLEY UNIT W#1H-5H,503H,505HMARATHON OIL EF LLC
2025FREEHOLD ROYALTIES USA INCGILLEY UNIT W#1H-5H,503H,505HMARATHON OIL EF LLC
2025AMBER HARVEST LLCGILLEY UNIT W#1H-5H,503H,505HMARATHON OIL EF LLC
2025WALLECK GORDON R & TINAGILLEY UNIT W#1H-5H,503H,505HMARATHON OIL EF LLC
2025JUNGMAN THOMAS ANDREWGILLEY UNIT W#1H-5H,503H,505HMARATHON OIL EF LLC
2025GINTHER JANGILLEY UNIT W#1H-5H,503H,505HMARATHON OIL EF LLC
Displaying 8 of 102 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Gilley Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-09805GILLEY UNITApr 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-09805GILLEY UNITMar 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
02-09805GILLEY UNITMar 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-09805GILLEY UNITMar 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-09805GILLEY UNITMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-09805GILLEY UNITMar 2025MARATHON OIL EF LLC
02-09805GILLEY UNITMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HMar 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HMar 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HMar 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HMar 2025MARATHON OIL EF LLC
02-09805GILLEY UNITFeb 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
02-09805GILLEY UNITFeb 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-09805GILLEY UNITFeb 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-09805GILLEY UNITFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-09805GILLEY UNITFeb 2025MARATHON OIL EF LLC
02-09805GILLEY UNITFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HFeb 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HFeb 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HFeb 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-294887GILLEY UNIT 504HFeb 2025MARATHON OIL EF LLC