Texas Mineral Rights · 2025 Tax Roll

Robert B. McCaslin, Sr.

Mineral and royalty interests on file for this owner of Mansfield, TX, compiled from public county tax rolls and Railroad Commission of Texas production records.

Estimated Market Value
$33,459.56
Based on the 2025 tax roll and recent well production
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Veteran-OwnedFulshear, TexasEst. 2019Offers in 2 Business Days
Well Interests
21
2025 county tax roll
Counties
1
Johnson
Producing Wells
21
Matched to RRC records
Owner Location
Mansfield
Texas
Where the value sits

Estimated Value by Well

The wells driving the estimated value of Robert B. McCaslin, Sr.'s mineral portfolio.

Top Wells by Estimated Value
SET/BACK D 1H
Johnson County · UPP OPERATING LLC
$5,535.15
CASSTEVENS 3H
Johnson County · UPP OPERATING LLC
$4,862.85
CASSTEVENS 5H
Johnson County · UPP OPERATING LLC
$4,368.49
CASSTEVENS 6 H
Johnson County · UPP OPERATING LLC
$3,903.81
SET BACK D 2H
Johnson County · UPP OPERATING LLC
$3,627.73
CASSTEVENS UNIT 8H
Johnson County · UPP OPERATING LLC
$3,410.50

Estimated values combine recorded decimal interests with recent well production.

Value by County
Johnson County100.0%
No obligation · Veteran-owned · Fulshear, TX
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Production History & Forecast

Combined monthly oil and gas production from the most active wells associated with Robert B. McCaslin, Sr., with a 36-month decline-curve forecast.

Oil (barrels)Gas + condensate (MCF)36-month forecast
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Source: Railroad Commission of Texas lease production filings. Condensate volumes are reported with gas. The dashed forecast is a decline curve fitted to the production history — an estimate, not a guarantee of future production.

Ownership records

Interests Held By Robert B. McCaslin, Sr.

Royalty and mineral interests from the 2025 county tax roll, matched to producing oil and gas wells. Sorted by estimated value.

#PropertyCountyOperatorInterestTypeEst. Value
1SET/BACK D 1H
API 25130322
Johnson County, TXUPP OPERATING LLC0.046903R$5,535.15
2CASSTEVENS 3H
API 25130784
Johnson County, TXUPP OPERATING LLC0.044665R$4,862.85
3CASSTEVENS 5H
API 25130785
Johnson County, TXUPP OPERATING LLC0.044665R$4,368.49
4CASSTEVENS 6 H
API 25130786
Johnson County, TXUPP OPERATING LLC0.044665R$3,903.81
5SET BACK D 2H
API 25130781
Johnson County, TXUPP OPERATING LLC0.046903R$3,627.73
6CASSTEVENS UNIT 8H
API 25130966
Johnson County, TXUPP OPERATING LLC0.044665R$3,410.50
7SET/BACK B UNIT 2 H
API 25130318
Johnson County, TXUPP OPERATING LLC0.060000R$3,221.70
8SET BACK A 2H
API 25130470
Johnson County, TXUPP OPERATING LLC0.043262R$2,536.86
9CASSTEVENS 7H
API 25130965
Johnson County, TXUPP OPERATING LLC0.044665R$768.30
10CASSTEVENS 1 H
API 25130317
Johnson County, TXUPP OPERATING LLC0.044665R$663.11
11CASSTEVENS 4H
API 25130471
Johnson County, TXUPP OPERATING LLC0.044665R$282.74
12HOG A 2H
API 25134571
Johnson County, TXTEP BARNETT USA LLC0.000143R$75.20
13HOG A 1H
API 25133723
Johnson County, TXTEP BARNETT USA LLC0.000143R$47.05
14HOG A 5H
API 25134569
Johnson County, TXTEP BARNETT USA LLC0.000143R$43.88
15HOG A 4H
API 25133720
Johnson County, TXTEP BARNETT USA LLC0.000143R$37.61
16SET/BACK C 2H
API 25130782
Johnson County, TXUPP OPERATING LLC0.040990R$36.40
17SET/BACK A 3H
API 25130999
Johnson County, TXUPP OPERATING LLC0.043262R$21.43
18HOG A 3H
API 25134570
Johnson County, TXTEP BARNETT USA LLC0.000143R$12.74
19SET/BACK A UNIT 1 H
API 25130283
Johnson County, TXUPP OPERATING LLC0.043262R$2.30
20SET/BACK C UNIT 1H
API 25130321
Johnson County, TXUPP OPERATING LLC0.040990R$1.68
21SET BACK B 3H
API 25130797
Johnson County, TXUPP OPERATING LLC0.060000R$0.07
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