Little Diamond Creek fishing

Little Diamond Creek was last stocked on Sept. 28, 2026 with 1,006 cutthroat trout (2.7 in. average), according to the Utah DWR fish stocking report. It is a river or stream in Utah County, Utah. From 2021 to 2026, DWR stocked 2,605 fish here, the 51st most of 58 stocked waters in Utah County.

Stocking data fetched Nov. 10, 2026.
Last stockedSept. 28, 202643 days ago, cutthroat trout
Fish stocked in 20261,0061 record
Records since 20213History back to 2019
Stocked species1cutthroat trout

Recent stockings at Little Diamond Creek

  1. Sept. 28, 20261,006 cutthroat trout, 2.7 in. average
  2. Sept. 9, 2024800 cutthroat trout, 3.0 in. average
  3. Oct. 16, 2023799 cutthroat trout, 2.5 in. average
  4. Sept. 23, 2019511 cutthroat trout, 2.5 in. average

Newest first, from the Utah DWR stocking report. Full stocking history.

Little Diamond Creek facts

Last stocked
Sept. 28, 2026 (43 days ago): 1,006 cutthroat trout
Stockings in 2026
1 (1,006 fish): 1,006 cutthroat trout
County
Utah County
Stocked since 2021
cutthroat trout
Average size stocked
2.7 in. (2021 to 2026)
County rank
51st most fish of 58 stocked waters in Utah County since 2021
Name in DWR report
LITTLE DIAMOND CR
Nearest water
Diamond Fork River, 4.2 mi
Rules
Statewide rules (no water-specific entry in the 2026 guidebook)

Little Diamond Creek stocking report, last 12 months

Little Diamond Creek: DWR stocking records since Nov. 10, 2025, newest first.
Sept. 28, 2026 Cutthroat trout 1,006 2.7 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.

Little Diamond Creek stocking profile

  • First record in the DWR report: Sept. 23, 2019. Since then DWR has logged 4 stockings here in 4 different years, 3,116 fish in all.
  • Species stocked 2021 to 2026, by share of fish: cutthroat trout 100% (2,605 fish).
  • Stocked fish averaged 2.7 in. from 2021 to 2026 (per-record averages ranged from 2.5 to 3.0 in.).
  • Fish stocked 2021 to 2026: 2,605, the 51st most of 58 stocked waters in Utah County and 585th of 1,076 statewide.
  • Nearest other water with a page: Diamond Fork River, 4.2 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 Little Diamond Creek stocked?

Stocked in 2 of the last 5 years (2021 to 2025). We show a pattern only when a water was stocked in at least 3 of the last 5 years, so this page shows the stocking history only.

DWR does not publish stocking schedules. How we read stocking patterns.

Little Diamond Creek stocking history by year

Little Diamond Creek: DWR stocking records per year. Fish counts are totals of all records that year; average length is weighted by the number of fish.
YearRecordsFishAvg. lengthSpecies
202611,0062.7 in.Cutthroat trout
202418003.0 in.Cutthroat trout
202317992.5 in.Cutthroat trout
201915112.5 in.Cutthroat trout
All stocking records 2021 to Nov. 10, 2025 (2)
Little Diamond Creek: DWR stocking records 2021 to Nov. 10, 2025.
Sept. 9, 2024 Cutthroat trout 800 3.0 in.
Oct. 16, 2023 Cutthroat trout 799 2.5 in.

Fishing rules

No water-specific entry for Little Diamond Creek 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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Little Diamond Creek questions

When was Little Diamond Creek last stocked?

The most recent stocking in the DWR report is dated Sept. 28, 2026: 1,006 cutthroat trout.

What fish are in Little Diamond Creek?

Since 2021 DWR has stocked cutthroat trout.

Sources

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.