When was Mad River last stocked?

The latest reported stocking was Jun 18, 2026 (brook trout, 750 fish), according to New Hampshire agency reports.

How often is Mad River stocked?

Stocked 4 times in 2026, mostly in May, usually on Mondays, about every 10 days. Across all years on record, most stockings come in May to June.

What kind of trout are stocked in Mad River?

Brook trout (2 stockings, 1,100 fish); Rainbow trout (2 stockings, 600 fish).

Mad River trout stocking

Thornton, Grafton County, New Hampshire · stream

Mad River was last stocked 3 months ago (Jun 18, 2026). We have 4 stockings on record since May 18, 2026, 4 in the last 12 months (1,700 fish). Most stockings come in May to June. Species stocked: brook trout, rainbow trout.

Last stocked

3 months ago

Jun 18, 2026

Next planned

Not announced

Last 12 months

4 stockings

1,700 fish

On record

4 stockings

since May 18, 2026

Weather at Mad River

Tonight
39°F
Partly Cloudy
wind 0 mph
Friday
70°F
Partly Sunny
wind 0 to 10 mph
Friday Night
49°F
Cloudy then Chance Light Rain
27% rain · wind 5 to 10 mph
Saturday
63°F
Light Rain Likely
62% rain · wind 10 mph
Saturday Night
50°F
Light Rain Likely
62% rain · wind 10 to 15 mph
Sunday
61°F
Light Rain Likely
61% rain · wind 10 to 15 mph

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

When is Mad River stocked?

Most stockings come in May to June. Stocked 4 times in 2026, mostly in May, usually on Mondays, about every 10 days.

By month, all years

Stockings of Mad River by month, all years on record. This month is shown in blue.

What is stocked

Species	Stockings	Fish	Fish per stocking	Typical size
Brook trout	2	1,100	550
Rainbow trout	2	600	300

Stocking history

Date	Species	Fish	Pounds	Hatchery
Jun 18, 2026	Brook trout	750	214	Berlin State Fish Hatchery
Jun 8, 2026	Rainbow trout	300	158	Warren State Fish Hatchery
May 29, 2026	Brook trout	350	75	Berlin State Fish Hatchery
May 18, 2026	Rainbow trout	300	150	Warren State Fish Hatchery

From New Hampshire 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.

Where is Mad River?

Thornton, Grafton County, New Hampshire. The marker is the agency's location for this water; streams are often stocked at several access points.

Directions Larger map

Stocked waters near Mad River

Atwood Pondlake · 2 mistocked Jun 10, 2026
Hall Pond, Upperlake · 2 mistocked Jun 2, 2026
Hall Pond, Middlelake · 3 mistocked Jun 16, 2026
Hall Pond, Lowerlake · 3 mistocked Jun 16, 2026
Mad Riverstream · 3 mistocked Jun 18, 2026
Beebe Riverstream · 4 mistocked May 19, 2026
Mad Riverstream · 4 mistocked Jun 18, 2026
Black Mountain Pondlake · 4 mistocked Jun 16, 2026

All stocked waters in Grafton County Stocked this week in New Hampshire

Questions about Mad River

When was Mad River last stocked?: The latest reported stocking was Jun 18, 2026 (brook trout, 750 fish), according to New Hampshire agency reports.
How often is Mad River stocked?: Stocked 4 times in 2026, mostly in May, usually on Mondays, about every 10 days. Across all years on record, most stockings come in May to June.
What kind of trout are stocked in Mad River?: Brook trout (2 stockings, 1,100 fish); Rainbow trout (2 stockings, 600 fish).