FAS Martinsdale Reservoir Fishing Access Site

Reservoir is drawn down for irrigation and water levels fluctuate seasonally.

Special Notices & Closures 

  1. Stage I Fire Restriction
  2. 07/16/2026 - 

    Until further notice

Region 4
Waterbody: Martinsdale Reservoir
Latitude/Longitude: 46.45061 -110.28213
Size: 335.6 acres
Elevation: 4,784 ft
Open: Jan 1 to Dec 31
Directions:
1 mile east of Martinsdale on County Rd.

 Location Map

  1. Weapons Discharge Restriction Open during established hunting seasons with no weapons restrictions.
  2. Weapons Discharge Restriction Open during established hunting seasons with no weapons restrictions.
  3. Vehicle Length Trailer Length is 48ft.
  4. Stay Limit Maximum stay of 7 days
Title Description Fee
Conservation License - MT Resident $8.00
Conservation License - MT Resident Senior 62+ $4.00
Conservation License - MT Resident Youth 12-17 $4.00
Conservation License - Nonresident $10.00
FAS Camping Without Valid Fishing License $18.00
FAS Camping With Valid Fishing License $12.00
Facilities
Campsite
Ramp (Concrete)
Toilet
Primitive Campsite
ADA Accessibility
Easy Accessibility
Boating
Camping
Fishing
Hunting
Wildlife Viewing
  1. Mailing Address:
  2. 94 Martinsdale Lake Rd, Martinsdale MT
  3. Martinsdale