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.

Is Mad River stocked often?

Number 5 of 100 stocked waters in Grafton County by stocking days. Stocked more often than 91% of New Hampshire waters on our record. We count each day the agency reported stocking it.

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 · 778 ft elevation

Mad River was last stocked 5 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

5 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

Number 5 of 100 stocked waters in Grafton County by stocking days.
Stocked more often than 91% of New Hampshire waters on our record.

Weather at Mad River

Overnight
26°F
Mostly Clear
wind 0 mph
Sunday
55°F
Sunny
wind 0 to 5 mph
Sunday Night
35°F
Mostly Clear
1% rain · wind 0 mph
Monday
65°F
Mostly Sunny
1% rain · wind 0 to 5 mph
Monday Night
43°F
Mostly Cloudy
wind 0 mph
Tuesday
64°F
Mostly Cloudy
7% rain · wind 0 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
Brook trout	2	1,100	550
Rainbow trout	2	600	300

Stocking history

20264 stockings · 1,700 fish

Date	Species	Fish	Since previous	Hatchery
Jun 18Latest Thursday	Brook trout	750 214 lb	10 days	Berlin State Fish Hatchery
Jun 8 Monday	Rainbow trout	300 158 lb	10 days	Warren State Fish Hatchery
May 29 Friday	Brook trout	350 75 lb	11 days	Berlin State Fish Hatchery
May 18 Monday	Rainbow trout	300 150 lb		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. Seasons and limits: New Hampshire fishing regulations.

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 New Hampshire fishing regulations

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.
Is Mad River stocked often?: Number 5 of 100 stocked waters in Grafton County by stocking days. Stocked more often than 91% of New Hampshire waters on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Mad River?: Brook trout (2 stockings, 1,100 fish); Rainbow trout (2 stockings, 600 fish).