Stateline Reservoir fishing
Stateline Reservoir was last stocked on Oct. 18, 2026 with 987 lake trout (5.9 in. average), according to the Utah DWR fish stocking report. It is a reservoir in Summit County, Utah. From 2021 to 2026, DWR stocked 58,034 fish here, the 8th most of 183 stocked waters in Summit County.
Recent stockings at Stateline Reservoir
- Oct. 18, 2026987 lake trout, 5.9 in. average
- June 17, 20264,006 rainbow trout, 11.9 in. average
- Oct. 21, 20251,043 lake trout, 5.7 in. average
- June 3, 20253,200 rainbow trout, 10.8 in. average
- June 2, 20256,400 rainbow trout, 10.8 in. average
- Oct. 22, 20241,002 lake trout, 5.2 in. average
Newest first, from the Utah DWR stocking report. Full stocking history.
Stateline Reservoir facts
- Last stocked
- Oct. 18, 2026 (23 days ago): 987 lake trout
- Stockings in 2026
- 3 (4,993 fish): 4,006 rainbow trout and 987 lake trout
- County
- Summit County
- Stocked since 2021
- rainbow trout, lake trout and tiger trout
- Likely catch (DWR)
- rainbow trout
- Average size stocked
- 9.1 in. (2021 to 2026)
- County rank
- 8th most fish of 183 stocked waters in Summit County since 2021
- Name in DWR report
- STATELINE RES
- Nearest water
- Bridger Lake (G-20), 1.3 mi
- Rules
- Water-specific rules in the 2026 guidebook
Stateline Reservoir stocking report, last 12 months
| Oct. 18, 2026 | Lake trout | 987 | 5.9 in. |
| June 17, 2026 | Rainbow trout | 938 | 11.9 in. |
| June 17, 2026 | Rainbow trout | 3,068 | 11.9 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.
Stateline Reservoir stocking profile
- First record in the DWR report: May 16, 2002. Since then DWR has logged 67 stockings here in 25 different years, 244,680 fish in all.
- Species stocked 2021 to 2026, by share of fish: rainbow trout 76% (43,832 fish), lake trout 23% (13,204 fish) and tiger trout 2% (998 fish).
- Busiest months in the record: June (42% of records) and May (42% of records).
- Stocked fish averaged 9.1 in. from 2021 to 2026 (per-record averages ranged from 3.5 to 12.1 in.). The yearly average was 6.2 in. in 2021 and 10.3 in. in 2025.
- Fish stocked 2021 to 2026: 58,034, the 8th most of 183 stocked waters in Summit County and 101st of 1,076 statewide.
- Nearest other water with a page: Bridger Lake (G-20), 1.3 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 Stateline Reservoir stocked?
Based on DWR stocking records, 2021 to 2025. Stocked in 5 of those 5 years.
2025 stocking: 7 records, first on June 2, last on Oct. 21.
DWR does not publish stocking schedules. This is past stocking, not a promise. How we read patterns.
Stateline Reservoir stocking history by year
| Year | Records | Fish | Avg. length | Species |
|---|---|---|---|---|
| 2026 | 3 | 4,993 | 10.7 in. | Lake trout, Rainbow trout |
| 2025 | 7 | 10,643 | 10.3 in. | Lake trout, Rainbow trout |
| 2024 | 5 | 11,545 | 10.8 in. | Lake trout, Tiger trout, Rainbow trout |
| 2023 | 2 | 8,499 | 10.0 in. | Lake trout, Rainbow trout |
| 2022 | 2 | 10,564 | 8.1 in. | Lake trout, Rainbow trout |
| 2021 | 2 | 11,790 | 6.2 in. | Lake trout, Rainbow trout |
| 2020 | 3 | 11,534 | 7.2 in. | Rainbow trout, Lake trout |
| 2019 | 1 | 10,030 | 9.0 in. | Rainbow trout |
| 2018 | 1 | 10,070 | 9.2 in. | Rainbow trout |
| 2017 | 3 | 10,080 | 10.1 in. | Rainbow trout |
| 2016 | 2 | 10,002 | 10.6 in. | Rainbow trout |
| 2015 | 3 | 10,003 | 10.2 in. | Rainbow trout |
| 2014 | 2 | 9,728 | 10.4 in. | Rainbow trout |
| 2013 | 1 | 6,000 | 10.0 in. | Rainbow trout |
| 2012 | 2 | 10,021 | 9.4 in. | Rainbow trout |
| 2011 | 5 | 10,102 | 10.2 in. | Rainbow trout |
| 2010 | 2 | 9,998 | 9.8 in. | Rainbow trout |
| 2009 | 4 | 15,997 | 8.8 in. | Rainbow trout |
| 2008 | 2 | 9,000 | 9.8 in. | Rainbow trout |
| 2007 | 4 | 9,028 | 9.9 in. | Rainbow trout |
| 2006 | 2 | 17,152 | 7.9 in. | Brook trout, Rainbow trout |
| 2005 | 1 | 4,682 | 9.5 in. | Rainbow trout |
| 2004 | 2 | 6,072 | 9.1 in. | Rainbow trout |
| 2003 | 2 | 6,014 | 9.3 in. | Rainbow trout |
| 2002 | 4 | 11,133 | 9.4 in. | Rainbow trout |
All stocking records 2021 to Nov. 10, 2025 (18)
| Oct. 21, 2025 | Lake trout | 1,043 | 5.7 in. |
| June 3, 2025 | Rainbow trout | 1,600 | 10.8 in. |
| June 3, 2025 | Rainbow trout | 1,600 | 10.8 in. |
| June 2, 2025 | Rainbow trout | 1,600 | 10.8 in. |
| June 2, 2025 | Rainbow trout | 1,600 | 10.8 in. |
| June 2, 2025 | Rainbow trout | 1,600 | 10.8 in. |
| June 2, 2025 | Rainbow trout | 1,600 | 10.8 in. |
| Oct. 22, 2024 | Lake trout | 1,002 | 5.2 in. |
| Aug. 26, 2024 | Tiger trout | 998 | 11.5 in. |
| June 4, 2024 | Rainbow trout | 2,005 | 9.9 in. |
| May 30, 2024 | Rainbow trout | 2,500 | 10.8 in. |
| May 28, 2024 | Rainbow trout | 5,040 | 12.1 in. |
| Oct. 24, 2023 | Lake trout | 1,002 | 5.2 in. |
| June 6, 2023 | Rainbow trout | 7,497 | 10.6 in. |
| July 19, 2022 | Lake trout | 3,024 | 4.6 in. |
| May 26, 2022 | Rainbow trout | 7,540 | 9.5 in. |
| June 9, 2021 | Lake trout | 6,146 | 3.5 in. |
| May 25, 2021 | Rainbow trout | 5,644 | 9.0 in. |
Fishing rules
- Trout and kokanee salmon limit: 4, with no more than 1 lake trout over 22 inches.
- All lake trout under 22 inches must be released right away.
- Bonus limit of 4 kokanee: up to 8 fish in total if at least 4 of them are kokanee salmon.
From the 2026 Utah Fishing Guidebook, in our own words. Rules can change mid-year: check wildlife.utah.gov/guidebooks before fishing. See statewide limits.
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Stateline Reservoir questions
When is Stateline Reservoir stocked?
DWR does not publish stocking schedules. Past records show Stateline Reservoir was stocked in late May to early June (5 of the last 5 years) and late October (3 of the last 5 years). The most recent stocking in the DWR report is dated Oct. 18, 2026.
What fish are in Stateline Reservoir?
DWR lists rainbow trout as likely catches and kokanee salmon as possible. Since 2021 DWR has stocked rainbow trout, lake trout and tiger trout.
Are there special fishing rules at Stateline Reservoir?
Yes. The 2026 Utah Fishing Guidebook lists rules for this water, summarized on this page. Check the guidebook and DWR updates before fishing.
Stocking: Utah DWR fish stocking report, fetched Nov. 10, 2026. Size, program, species and facilities: DWR Fish Utah. 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.