When was Boulder Lake last stocked?

The latest reported stocking was Jul 1 to 31, 2026 (kokanee salmon, 59,341 fish), according to Wyoming agency reports.

How often is Boulder Lake stocked?

It was stocked 3 times in the last 12 months. Across all years on record, most stockings come in June to July.

Is Boulder Lake stocked often?

Tied for the most stocked water in Sublette County (30 stocking days on record). Stocked more often than 96% of Wyoming waters on our record. We count each day the agency reported stocking it.

What kind of trout are stocked in Boulder Lake?

Rainbow trout (22 stockings, 119,388 fish); Kokanee salmon (12 stockings, 615,245 fish).

Boulder Lake trout stocking

Sublette County, Wyoming · lake · about 7,293 ft elevation

Boulder Lake was last stocked 3 months ago (Jul 1 to 31, 2026). We have 30 stockings on record since Jul 1, 2017, 3 in the last 12 months (71,044 fish). Most stockings come in June to July. Species stocked: rainbow trout, kokanee salmon.

Last stocked

3 months ago

Jul 1 to 31, 2026

Next planned

Not announced

Last 12 months

3 stockings

71,044 fish

On record

30 stockings

since Jul 1, 2017

Tied for the most stocked water in Sublette County (30 stocking days on record).
Stocked more often than 96% of Wyoming waters on our record.

River conditions

USGS gage: Boulder Creek above Boulder Lake, near Boulder, WY (4 km away).

Flow: 26 cfs; about normal for the last six weeks
Gage height: 2.49 ft

Streamflow, last six weeks (cfs), daily. Latest: 25 cfs on Sep 27.

Latest reading Sep 29, 2026, 3:00 AM UTC. USGS data are provisional. Gage page at USGS.

Weather at Boulder Lake

Tonight
43°F
Mostly Cloudy
13% rain · wind 1 to 6 mph
Tuesday
66°F
Sunny
11% rain · wind 0 to 7 mph
Tuesday Night
39°F
Mostly Clear
6% rain · wind 6 mph
Wednesday
69°F
Sunny
wind 3 to 7 mph
Wednesday Night
41°F
Mostly Clear
wind 1 to 9 mph
Thursday
66°F
Sunny
wind 1 to 5 mph

Forecast from the National Weather Service for this location, refreshed hourly.

When is Boulder Lake stocked?

Most stockings come in June to July.

By month, all years

Stockings of Boulder Lake by month, all years on record. This month is shown in blue.

Year by year

	Apr	May	Jun	Jul	Sep	Oct	Dec
2026		1	1	1
2025			1	1	1
2024		1	1	1
2023			1	1
2022			1	1	1		1
2021			1	1		1	1
2020	1		1	1		1
2019			1	1			1

What is stocked

Species	Stockings	Fish	Fish per stocking	Typical size
Rainbow trout	22	119,388	5,427	9.3 in
Kokanee salmon	12	615,245	51,270	3.4 in

Stocking history

20263 stockings · 71,044 fish

Date	Species	Fish	Size
JulyLatest sometime this month	Kokanee salmon	59,341	3.0 in
June sometime this month	Rainbow trout	9,118	9.7 in
May sometime this month	Kokanee salmon	2,585	5.2 in

20253 stockings · 71,479 fish

Date	Species	Fish	Size
September sometime this month	Rainbow trout	350	13.3 in
July sometime this month	Kokanee salmon	63,836	2.8 in
June sometime this month	Rainbow trout	7,293	7.7 in

20243 stockings · 70,509 fish

Date	Species	Fish	Size
July sometime this month	Kokanee salmon	59,165	3.4 in
June sometime this month	Rainbow trout	10,994	8.0 in
May sometime this month	Rainbow trout	350	11.3 in

20232 stockings · 64,602 fish

July kokanee salmon, 53,185 fish
June rainbow trout, 11,417 fish

20224 stockings · 67,999 fish

December rainbow trout, 135 fish
September rainbow trout, 250 fish
July kokanee salmon, 58,344 fish
June rainbow trout, 9,270 fish

20214 stockings · 58,208 fish

December kokanee salmon, 12 fish
October rainbow trout, 350 fish
July kokanee salmon, 47,265 fish
June rainbow trout, 10,581 fish

20204 stockings · 74,680 fish

October rainbow trout, 100 fish
July kokanee salmon, 63,750 fish
June rainbow trout, 10,010 fish
April rainbow trout, 820 fish

20193 stockings · 77,928 fish

December rainbow trout, 120 fish
July kokanee salmon, 67,644 fish
June rainbow trout, 10,164 fish

20182 stockings · 81,328 fish

July kokanee salmon, rainbow trout, 72,228 fish
June rainbow trout, 9,100 fish

20172 stockings · 96,856 fish

September rainbow trout, 10,964 fish
July kokanee salmon, rainbow trout, 85,892 fish

From Wyoming fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: Wyoming fishing regulations.

Where is Boulder Lake?

Sublette County, Wyoming. Approximate: the marker is the USGS place-name point for this water, not an agency location.

Directions Larger map Wyoming fishing regulations

Stocked waters near Boulder Lake

Lovatt Lakelake · 5 mistocked Aug 1, 2019
Norman Lakeslake · 8 mistocked Aug 1, 2019
Spruce Lakelake · 9 mistocked Jul 1, 2023
Fremont Lakelake · 10 mistocked Jul 1, 2026
Nelson Lakelake · 14 mistocked Jul 1, 2025
Dennis Lake (Lake Hay Pass)lake · 14 mistocked Jul 1, 2026
Sunrise Lakelake · 15 mistocked Jul 1, 2025
Willow Lakelake · 15 mistocked Sep 1, 2026

All stocked waters in Sublette County Stocked this week in Wyoming

Questions about Boulder Lake

When was Boulder Lake last stocked?: The latest reported stocking was Jul 1 to 31, 2026 (kokanee salmon, 59,341 fish), according to Wyoming agency reports.
How often is Boulder Lake stocked?: It was stocked 3 times in the last 12 months. Across all years on record, most stockings come in June to July.
Is Boulder Lake stocked often?: Tied for the most stocked water in Sublette County (30 stocking days on record). Stocked more often than 96% of Wyoming waters on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Boulder Lake?: Rainbow trout (22 stockings, 119,388 fish); Kokanee salmon (12 stockings, 615,245 fish).

Stocking data from the Wyoming Game and Fish Department's fish stocking report, which records stockings by month with species, number and average length.