Yellowstone River fishing
Yellowstone River was last stocked on July 13, 2026 with 484 rainbow trout (12.3 in. average), according to the Utah DWR fish stocking report. It is a river or stream in Duchesne County, Utah. From 2021 to 2026, DWR stocked 11,832 fish here, the 24th most of 263 stocked waters in Duchesne County.
Recent stockings at Yellowstone River
- July 13, 2026484 rainbow trout, 12.3 in. average
- July 2, 2026765 rainbow trout, 11.9 in. average
- June 8, 2026750 rainbow trout, 11.1 in. average
- July 23, 2025250 rainbow trout, 10.8 in. average
- July 21, 2025537 rainbow trout, 10.8 in. average
- July 3, 2025721 rainbow trout, 10.4 in. average
Newest first, from the Utah DWR stocking report. Full stocking history.
Yellowstone River facts
- Last stocked
- July 13, 2026 (120 days ago): 484 rainbow trout
- Stockings in 2026
- 3 (1,999 fish): 1,999 rainbow trout
- County
- Duchesne County
- Stocked since 2021
- rainbow trout
- Average size stocked
- 10.4 in. (2021 to 2026)
- County rank
- 24th most fish of 263 stocked waters in Duchesne County since 2021
- Name in DWR report
- YELLOWSTONE R
- Nearest water
- Lake X-60, 4.5 mi
- Rules
- Statewide rules (no water-specific entry in the 2026 guidebook)
Yellowstone River stocking report, last 12 months
| July 13, 2026 | Rainbow trout | 484 | 12.3 in. |
| July 2, 2026 | Rainbow trout | 765 | 11.9 in. |
| June 8, 2026 | Rainbow trout | 750 | 11.1 in. |
Source: Utah DWR fish stocking report. Stocking data fetched Nov. 10, 2026; newest record dated Nov. 19, 2026. DWR posts stockings after they happen and does not publish schedules.
Yellowstone River stocking profile
- First record in the DWR report: May 16, 2002. Since then DWR has logged 58 stockings here in 24 different years, 34,507 fish in all.
- Species stocked 2021 to 2026, by share of fish: rainbow trout 100% (11,832 fish).
- Busiest months in the record: July (47% of records) and June (29% of records).
- Stocked fish averaged 10.4 in. from 2021 to 2026 (per-record averages ranged from 9.4 to 12.3 in.).
- Fish stocked 2021 to 2026: 11,832, the 24th most of 263 stocked waters in Duchesne County and 302nd of 1,076 statewide.
- Nearest other water with a page: Lake X-60, 4.5 mi away.
Computed from Utah DWR stocking records (fish counts and average lengths as DWR reports them). Past stocking is history, not a schedule.
When is Yellowstone River stocked?
Based on DWR stocking records, 2021 to 2025. Stocked in 5 of those 5 years.
2025 stocking: 4 records, first on June 13, last on July 23.
DWR does not publish stocking schedules. This is past stocking, not a promise. How we read patterns.
Yellowstone River stocking history by year
| Year | Records | Fish | Avg. length | Species |
|---|---|---|---|---|
| 2026 | 3 | 1,999 | 11.7 in. | Rainbow trout |
| 2025 | 4 | 2,006 | 10.5 in. | Rainbow trout |
| 2024 | 3 | 2,000 | 10.5 in. | Rainbow trout |
| 2023 | 2 | 2,000 | 9.8 in. | Rainbow trout |
| 2022 | 2 | 1,998 | 9.9 in. | Rainbow trout |
| 2021 | 2 | 1,829 | 10.2 in. | Rainbow trout |
| 2020 | 2 | 1,996 | 9.8 in. | Rainbow trout |
| 2019 | 3 | 3,031 | 10.4 in. | Rainbow trout |
| 2018 | 3 | 1,836 | 9.8 in. | Rainbow trout |
| 2016 | 2 | 910 | 9.2 in. | Rainbow trout |
| 2015 | 1 | 967 | 9.7 in. | Rainbow trout |
| 2014 | 2 | 921 | 8.5 in. | Rainbow trout |
| 2013 | 1 | 911 | 10.3 in. | Rainbow trout |
| 2012 | 2 | 911 | 10.0 in. | Rainbow trout |
| 2011 | 2 | 909 | 10.4 in. | Rainbow trout |
| 2010 | 3 | 1,194 | 9.6 in. | Rainbow trout |
| 2009 | 3 | 1,141 | 10.3 in. | Rainbow trout |
| 2008 | 3 | 1,051 | 9.7 in. | Rainbow trout |
| 2007 | 3 | 1,043 | 10.3 in. | Rainbow trout |
| 2006 | 2 | 1,044 | 10.8 in. | Rainbow trout |
| 2005 | 2 | 1,042 | 10.8 in. | Rainbow trout |
| 2004 | 3 | 1,347 | 9.1 in. | Rainbow trout |
| 2003 | 3 | 921 | 9.2 in. | Rainbow trout |
| 2002 | 2 | 1,500 | 9.2 in. | Rainbow trout |
All stocking records 2021 to Nov. 10, 2025 (13)
| July 23, 2025 | Rainbow trout | 250 | 10.8 in. |
| July 21, 2025 | Rainbow trout | 537 | 10.8 in. |
| July 3, 2025 | Rainbow trout | 721 | 10.4 in. |
| June 13, 2025 | Rainbow trout | 498 | 10.1 in. |
| Aug. 6, 2024 | Rainbow trout | 502 | 10.9 in. |
| July 23, 2024 | Rainbow trout | 1,000 | 10.5 in. |
| June 25, 2024 | Rainbow trout | 498 | 10.1 in. |
| July 19, 2023 | Rainbow trout | 999 | 10.2 in. |
| June 29, 2023 | Rainbow trout | 1,001 | 9.4 in. |
| July 19, 2022 | Rainbow trout | 1,001 | 10.2 in. |
| June 14, 2022 | Rainbow trout | 997 | 9.5 in. |
| July 19, 2021 | Rainbow trout | 828 | 10.3 in. |
| June 29, 2021 | Rainbow trout | 1,001 | 10.0 in. |
Fishing rules
No water-specific entry for Yellowstone River in the 2026 guidebook: statewide limits apply unless a group entry (such as a drainage) covers it.
From the 2026 Utah Fishing Guidebook, in our own words. Rules can change mid-year: check wildlife.utah.gov/guidebooks before fishing.
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Yellowstone River questions
When is Yellowstone River stocked?
DWR does not publish stocking schedules. Past records show Yellowstone River was stocked in late June (3 of the last 5 years) and mid July (3 of the last 5 years). The most recent stocking in the DWR report is dated July 13, 2026.
What fish are in Yellowstone River?
Since 2021 DWR has stocked rainbow trout.
Stocking: Utah DWR fish stocking report, fetched Nov. 10, 2026. Location: Utah DWR, USGS NHD. Rules: 2026 Utah Fishing Guidebook. Page built Nov. 10, 2026. Found an error? Tell us. Verify rules with DWR before fishing.