Estimated Value by Well
The wells driving the estimated value of Isaias S Castillo and Guadalupe's mineral portfolio.
Estimated values combine recorded decimal interests with recent well production.
Get a firm cash offer for these mineral and royalty interests. We review your production history and respond within two business days.
Production History & Forecast
Combined monthly oil and gas production from the most active wells associated with Isaias S Castillo and Guadalupe, with a 36-month decline-curve forecast.
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.
Interests Held By Isaias S Castillo and Guadalupe
Royalty and mineral interests from the 2025 county tax roll, matched to producing oil and gas wells. Sorted by estimated value.
| # | Property | County | Operator | Interest | Type | Est. Value |
|---|---|---|---|---|---|---|
| 1 | COLONIAL A UNIT 2H API 25134216 | Johnson County, TX | XTO ENERGY INC. | 0.000489 | R | $51.73 |
| 2 | COLONIAL A UNIT 11H API 25133715 | Johnson County, TX | XTO ENERGY INC. | 0.000489 | R | $37.78 |
| 3 | COLONIAL A UNIT 6H API 25134212 | Johnson County, TX | XTO ENERGY INC. | 0.000489 | R | $30.33 |
| 4 | COLONIAL A UNIT 5H API 25134211 | Johnson County, TX | XTO ENERGY INC. | 0.000489 | R | $29.17 |
| 5 | COLONIAL A UNIT 7H API 25134288 | Johnson County, TX | XTO ENERGY INC. | 0.000489 | R | $27.36 |
| 6 | COLONIAL A UNIT 1H API 25133309 | Johnson County, TX | XTO ENERGY INC. | 0.000489 | R | $24.15 |
| 7 | COLONIAL A UNIT 8H API 25134213 | Johnson County, TX | XTO ENERGY INC. | 0.000489 | R | $18.38 |
| 8 | COLONIAL A UNIT 12H API 25134215 | Johnson County, TX | XTO ENERGY INC. | 0.000489 | R | $12.68 |
| 9 | COLONIAL A UNIT 9H API 25134214 | Johnson County, TX | XTO ENERGY INC. | 0.000489 | R | $0.00 |
How It Works
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Tell us how to reach you and we'll prepare a no-obligation offer for the interests held by Isaias S Castillo and Guadalupe.