Cox 9

Oil & Gas Property in Martin County, TX

  2. Texas
  3. Martin County, TX
  4. Oil & Gas Properties in Martin County, TX
  5. Cox 9 Oil & Gas Property

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Property Summary

Key data points for Cox 9

CountyMartin County, TX
Production DatesMar 2000 - Mar 2026
Total Oil Production2,537,520 BBLs
Total Gas Production5,516,741 MCF
Recent Oil Production30,350 BBLs in Feb 2026
Recent Gas Production150,605 MCF in Feb 2026
Wells on Property18

Our Valuation Estimates for Cox 9

ShaleAssessment™

Not Available

MarketMultiple™

$5,484,471 **

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

Based on a decimal interest

Cox 9 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 Cox 9
from Mar 2000 to Mar 2026

Wells on Cox 9

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-317-34246COX "9" 1STEPHENS, AUTRY C.Plugged Oil WellMartin County, TX32.320493-102.008494
42-317-34271COX 9 2DIAMONDBACK E&P LLCShut InMartin County, TX32.319077-102.016943
42-317-37020COX 9 4DIAMONDBACK E&P LLCShut InMartin County, TX32.322444-102.018654
42-317-37025COX 9 3DIAMONDBACK E&P LLCShut InMartin County, TX32.324353-102.010325
42-317-41226COX 9-12 UNIT 2 281DIAMONDBACK E&P LLCProducingMartin County, TX32.322490-102.023496
42-317-41227COX 9-12 UNIT 2 183ENDEAVOR ENERGY RESOURCES L.P.Horizontal Well Surface LocatioMartin County, TX32.322508-102.023418
42-317-41228COX 9-12 UNIT 2 282DIAMONDBACK E&P LLCShut InMartin County, TX32.322413-102.022918
42-317-41229COX 9-12 UNIT 2 271DIAMONDBACK E&P LLCProducingMartin County, TX32.322545-102.023262
42-317-41230COX 9-12 UNIT 2 173DIAMONDBACK E&P LLCShut InMartin County, TX32.322450-102.022762
42-317-41231COX 9-12 UNIT 2 272DIAMONDBACK E&P LLCShut InMartin County, TX32.322581-102.023106
42-317-45609COX 9-12 UNIT 2 251DIAMONDBACK E&P LLCProducingMartin County, TX32.301807-102.011271
42-317-45610COX 9-12 UNIT 2 152DIAMONDBACK E&P LLCShut InMartin County, TX32.301819-102.010337
42-317-45611COX 9-12 UNIT 2 153DIAMONDBACK E&P LLCShut InMartin County, TX32.301825-102.011193
42-317-45612COX 9-12 UNIT 2 161DIAMONDBACK E&P LLCProducingMartin County, TX32.301765-102.011348
42-317-45613COX 9-12 UNIT 2 163DIAMONDBACK E&P LLCShut InMartin County, TX32.300875-102.015285
42-317-45614COX 9-12 UNIT 2 174DIAMONDBACK E&P LLCShut InMartin County, TX32.300857-102.015363
42-317-45626COX 9-12 UNIT 2 162DIAMONDBACK E&P LLCShut InMartin County, TX32.300893-102.015207
42-317-45627COX 9-12 UNIT 2 175DIAMONDBACK E&P LLCShut InMartin County, TX32.300839-102.015442

Leases included in Cox 9

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
08-36269COX "9"ENDEAVOR ENERGY RESOURCES L.P.Martin County, TX
08-36430COX "9"DIAMONDBACK E&P LLCMartin County, TX
08-51547COX 9-12 UNIT 2DIAMONDBACK E&P LLCMartin County, TX

Operators Associated With Cox 9

Nearby Properties

These are the closest 20 properties to the Cox 9 property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
AlldaleMartin County, TX25,018 BBLs57,810 MCFMar 2026
CampbellMartin County, TX107,567 BBLs135,398 MCFMar 2026
Cox 1Martin County, TX29,186 BBLs164,381 MCFMar 2026
Fearless 136-137 AMartin County, TX2,202 BBLs950 MCFMar 2026
FM Hall 20Martin County, TX569 BBLs6,153 MCFMar 2026
Fuller Thomas & OdellMartin County, TX317 BBLs0 MCFMar 2026
Glaze J. LMartin County, TX386 BBLs0 MCFMar 2026
Hall Trust 20Martin County, TX512 BBLs5,611 MCFMar 2026
JonesMartin County, TX132 BBLs0 MCFMar 2026
Key 9Martin County, TX1,260 BBLs733 MCFMar 2026
MarieMartin County, TX5,826 BBLs40,083 MCFMar 2026
Mattingley 14Martin County, TX10,524 BBLs130,270 MCFMar 2026
Me Tarzan 8-25 Unit 2Martin County, TX54,744 BBLs322,948 MCFMar 2026
NicholsMartin County, TX365 BBLs1,304 MCFMar 2026
Silverback 13-8 Unit 1Martin County, TX10,388 BBLs89,675 MCFMar 2026
TarzanMartin County, TX170 BBLs0 MCFMar 2026
TateMartin County, TX1,309 BBLs1,190 MCFMar 2026
ThelmaMartin County, TX2,495 BBLs18,024 MCFMar 2026
Wolcott CampbellMartin County, TX8,780 BBLs28,132 MCFMar 2026
You Jane 20-25 Unit 1Martin County, TX19,408 BBLs154,741 MCFMar 2026

Companies in the Area

These are the closest 20 companies operating near the Cox 9 property.

Company Name
Breitburn Operating LP
Cox, John L.
Crownquest Operating, LLC
Diamondback E&P LLC
Discovery Operating Inc
Endeavor Energy Resources, LP
Energen Resources Corporation
Extex Operating Company
Henry Petroleum Corp.
Limestone Exploration, LLC
MGF Oil Corporation
Midland Energy, Inc.
Oxyrock Operating, LLC
Parker & Parsley Development L.P
Pioneer Natural Res. USA, Inc.
Qep Energy Company
R K Petroleum Corp.
Reatta Energy, Inc.
Rittenhouse Oil & Gas Co.
Stephens, Autry C.

Frac'ing activity on Cox 9

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-317-41226COX 9-12 UNIT 2 281
42-317-41226COX 9-12 UNIT 2 281
42-317-41228COX 9-12 UNIT 2 282
42-317-41228COX 9-12 UNIT 2 282
42-317-41229COX 9-12 UNIT 2 271
42-317-41229COX 9-12 UNIT 2 271
42-317-41230COX 9-12 UNIT 2 173
42-317-41230COX 9-12 UNIT 2 173
42-317-41231COX 9-12 UNIT 2 272
42-317-41231COX 9-12 UNIT 2 272
42-317-45609Cox 9 12 Unit 2 #251
42-317-45610Cox 9 12 Unit 2 #152
42-317-45611Cox 9 12 Unit 2 #153
42-317-45612Cox 9 12 Unit 2 #161
42-317-45613Cox 9 12 Unit 2 #163
42-317-45614Cox 9 12 Unit 2 #174
42-317-45626Cox 9 12 Unit 2 #162
42-317-45627Cox 9 12 Unit 2 #175

Owners of Cox 9

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025DIAMONDBACK E&P LLCCOX 9-12 UNIT 2DIAMONDBACK E&P LLC
2025MDJ MINERALS LLPCOX 9-12 UNIT 2DIAMONDBACK E&P LLC
2025COX BERRY STEPHEN FAMILY TRUSTCOX 9-12 UNIT 2DIAMONDBACK E&P LLC
2025SOWDERS KARENCOX 9-12 UNIT 2DIAMONDBACK E&P LLC
2025MYRICK JONAMA COXCOX 9-12 UNIT 2DIAMONDBACK E&P LLC
2025COX MORGAN SAMUELCOX 9-12 UNIT 2DIAMONDBACK E&P LLC
2025COX ROBERT HALLCOX 9-12 UNIT 2DIAMONDBACK E&P LLC
2025KOOTENAI RIVER LLCCOX 9-12 UNIT 2DIAMONDBACK E&P LLC
Displaying 8 of 11 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Cox 9

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
08-51547COX 9-12 UNIT 2Feb 2026DIAMONDBACK E&P LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Feb 2026ENTERPRISE PRODUCTS OPERATING LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Feb 2026DIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Jan 2026ENTERPRISE PRODUCTS OPERATING LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Jan 2026DIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Jan 2026DIAMONDBACK E&P LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Dec 2025DIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Dec 2025DIAMONDBACK E&P LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Dec 2025ENTERPRISE PRODUCTS OPERATING LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Nov 2025DIAMONDBACK E&P LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Nov 2025ENTERPRISE PRODUCTS OPERATING LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Nov 2025DIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Oct 2025DIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Oct 2025DIAMONDBACK E&P LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Oct 2025ENTERPRISE PRODUCTS OPERATING LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Sep 2025ENTERPRISE PRODUCTS OPERATING LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Sep 2025DIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Sep 2025DIAMONDBACK E&P LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Aug 2025ENTERPRISE PRODUCTS OPERATING LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Aug 2025DIAMONDBACK E&P LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Aug 2025DIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Jul 2025DIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Jul 2025DIAMONDBACK E&P LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Jul 2025ENTERPRISE PRODUCTS OPERATING LLCDIAMONDBACK E&P LLC
08-51547COX 9-12 UNIT 2Jun 2025ENTERPRISE PRODUCTS OPERATING LLCDIAMONDBACK E&P LLC