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 - Jul 2025
Total Oil Production1,249,724 BBLs
Total Gas Production3,476,439 MCF
Recent Oil Production1,900 BBLs in Jun 2025
Recent Gas Production6,157 MCF in Jun 2025
Wells on Property8

Our Valuation Estimates for Gilley Unit

ShaleAssessment™

$50,458 *

MarketMultiple™

$362,690 **

* 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
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to oil and gas production for Gilley Unit
from Jun 2011 to Jul 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, TX7,053 BBLs6,554 MCFJul 2025
B. Dupnik A-H. Brown PsaKarnes County, TX563 BBLs1,444 MCFJun 2025
Brown DupnikKarnes County, TX3,300 BBLs5,416 MCFJul 2025
Brysch Jonas-Yosko Borgfeld SaKarnes County, TX2,194 BBLs3,289 MCFJul 2025
Buehring UnitKarnes County, TX2,849 BBLs4,396 MCFJul 2025
Culberson-Hughes UnitKarnes County, TX1,328 BBLs4,873 MCFJul 2025
Culberson-Patteson UnitKarnes County, TX2,086 BBLs9,099 MCFJul 2025
Davenport UnitKarnes County, TX526 BBLs1,095 MCFJun 2025
Fransen UnitKarnes County, TX2,129 BBLs5,958 MCFJul 2025
Gross-McLean UnitKarnes County, TX1,547 BBLs4,592 MCFJul 2025
Gross-RobertKarnes County, TX3,238 BBLs16,288 MCFJul 2025
Holland-Brown UnitKarnes County, TX2,154 BBLs4,779 MCFJul 2025
Jordan UnitKarnes County, TX2,377 BBLs8,016 MCFJul 2025
Jordan-Buehring Unit SaKarnes County, TX414 BBLs1,944 MCFJul 2025
Kimble-GilleyKarnes County, TX5,899 BBLs24,655 MCFJul 2025
Luna UnitKarnes County, TX6,135 BBLs28,158 MCFJul 2025
Luna-May Unit PsaKarnes County, TX949 BBLs70 MCFJul 2025
May Unit 1Karnes County, TX6,581 BBLs28,188 MCFJul 2025
R.Foester-C.Hughes Unit SaKarnes County, TX519 BBLs2,485 MCFJul 2025
Rogers-Foester UnitKarnes County, TX1,931 BBLs4,262 MCFJul 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
Dale Operating Company
Devon Energy Production Company LP
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
Miller, W. C. Operating Company
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