Skip to content
Royalty Clerk

Texas county · RRC district 08

Glasscock County

Glasscock County reported 56 million barrels of oil and 311 million mcf of gas in the 12 months through Jul 2026. That ranks 11th of 224 Texas counties by oil.

County dossier · #11 of 224 for oil

56,451,073bbl oil, last 12 months−1% vs prior year
Producing leases
2,002of 2,717 on record
Operators
59
Fields
45
Top operator
Pioneer Natural Res. USA, Inc.

Own minerals in Glasscock County?

Upload a royalty check stub or a phone photo. We compare each month with the Jul 2026 state numbers for the leases below.

Check my statementLook up a lease by name

Where it sits

This county

Glasscock CountyGlasscockMitchellMartinSterlingMidlandHowardGlasscock County
Glasscock County · RRC district 08
Gas, last 12 months
311,327,653 mcf
Share of Texas oil
2.8%
Leases on record
2,717
Data through
Jul 2026

Production

Five years of output in Glasscock County

Monthly totals for every lease the Railroad Commission places in this county. Oil is in barrels (bbl), gas in thousand cubic feet (mcf).

Oil output in Glasscock County held steady over the last 12 months

56M bbl in the 12 months through Jul 2026, against 57M bbl in the 12 months before. Peak month: Apr 2024, 6.6M bbl.

Oil output in Glasscock County held steady over the last 12 months56M bbl in the 12 months through Jul 2026, against 57M bbl in the 12 months before. Peak month: Apr 2024, 6.6M bbl.Oil, bbl per month02.5M5M7.5MPeak 6.6M (Apr 24)4.1M20222023202420252026
Oil output in Glasscock County held steady over the last 12 months56M bbl in the 12 months through Jul 2026, against 57M bbl in the 12 months before. Peak month: Apr 2024, 6.6M bbl.Oil, bbl per month02.5M5M7.5MPeak 6.6M (Apr 24)4.1M'22'23'24'25'26

Gas output in Glasscock County held steady over the last 12 months

311M mcf in the 12 months through Jul 2026, against 313M mcf in the 12 months before. Peak month: Aug 2024, 28M mcf.

Gas output in Glasscock County held steady over the last 12 months311M mcf in the 12 months through Jul 2026, against 313M mcf in the 12 months before. Peak month: Aug 2024, 28M mcf.Gas, mcf per month010M20M30MPeak 28M (Aug 24)24M20222023202420252026
Gas output in Glasscock County held steady over the last 12 months311M mcf in the 12 months through Jul 2026, against 313M mcf in the 12 months before. Peak month: Aug 2024, 28M mcf.Gas, mcf per month010M20M30MPeak 28M (Aug 24)24M'22'23'24'25'26

SourceTexas Railroad Commission, Production Data Query, county totals of every lease. Reported through Jul 2026, file dated Sep 18, 2026. The newest month is often revised as operators file late.

Leases

The biggest leases in Glasscock County

Ranked by what they produced in the last 12 months. Sort, filter by operator or field, and open any lease for its month-by-month ledger.

Showing 25 of 150 (the 150 largest of 2,002 producing leases).

Search all 2,717 leases →

SourceTexas Railroad Commission, Production Data Query. Ranked by an approximate value of last-12-month output, so oil and gas wells sort together.

In Glasscock County

Who runs the leases, and what they produce

Your royalty check comes from the operator. These are the ones with the most output here.

Operators in Glasscock County, by oil

Pioneer Natural Res. USA leads

  1. Pioneer Natural Res. USA, Inc.336 producing leases here17Mbbl
  2. Oxyrock Operating, LLC112 producing leases here9.8Mbbl
  3. Diamondback E&P LLC298 producing leases here5.2Mbbl
  4. Crescent Energy Operating, LLC297 producing leases here4.5Mbbl
  5. OXY USA Inc.73 producing leases here4.2Mbbl
  6. Civitas Permian Operating, LLC90 producing leases here3.6Mbbl
  7. Hannathon Petroleum II, LLC152 producing leases here2.9Mbbl
  8. XTO Energy Inc.58 producing leases here2.8Mbbl

Fields in Glasscock County, by oil

Spraberry (Trend Area) leads

  1. Spraberry (Trend Area)1,552 producing leases here · District 08 · Field 8528030054Mbbl
  2. Garden City, S. (Wolfcamp)189 producing leases here · District 08 · Field 339985001Mbbl
  3. Emma (Barnett Shale)5 producing leases here · District 08 · Field 28899040622kbbl
  4. Spraberry (Trend Area) R 40 Exc21 producing leases here · District 08 · Field 85280301367kbbl
  5. Howard Glasscock (Consolidated)18 producing leases here · District 08 · Field 42971200324kbbl
  6. Jailhouse (Fusselman)38 producing leases here · District 08 · Field 45484200317kbbl
  7. Spraberry (Trend Area)10 producing leases here · District 7C · Field 85279200295kbbl
  8. Veterans (Upper Leonard)11 producing leases here · District 08 · Field 93637500105kbbl

More operators here

OperatorApache Corporation175OperatorBlack Swan Opco, LLC21OperatorOvintiv USA Inc.57OperatorCog Operating LLC28
Search this county →

Recent drilling permits in Glasscock County

For owners

Minerals in Glasscock County, in plain terms

Rank by oil
11 of 224
Share of Texas oil
2.8%
Producing leases
2,002
Operators
59

If you inherited mineral rights in Glasscock County, the money comes from an operator: the company that drills and runs the wells. Here, the largest is Pioneer Natural Res. USA, Inc., among 59 operators with producing leases.

Each lease has a name, a Railroad Commission district and a lease number. Your check stub prints them, or a version of them. Search the name on your stub, open the lease, and compare the “oil sold” and “gas sold” volumes for the month with the barrels and mcf on your stub.

We hold 2,717 leases in Glasscock County, of which 2,002 reported production recently. The state publishes county totals two to three months late, so Jul 2026 is the newest month.