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Idaho Birding Trail LogoMale Sage GrouseMountain Bluebird
Southeast Region

Massacre Rocks State Park

Nearest Town: American Falls
Site Size: 990 acres

Highlights: Raptors, Shorebirds, Songbirds, Upland Birds, Waterbirds, Waterfowl

Access: Year-round. Admission Fee

Site Location

Directions: From American Falls, I-86 W Exit #28; turn R; travel 0.1 mi; R on Park Ln; travel 0.7 mi to park headquarters on L.

Description: This sagebrush desert area, dotted with cinder cones, sits adjacent to the Snake River. Birding in spring and fall is excellent. Highlights are Pacific Loon, Clark’s Grebe, and Juniper Titmouse.

More Information:
IDPR (208) 548-2672
American Falls Chamber of Commerce (208)226-7214

Massacre Rocks
Photo Copyright Idaho Travel Council
Massacre Rocks
Photo Copyright Rebecca Hawley
Pacific Loon
Photo Copyright Tom Munson

General Services:
ParkingRestroomsPhoneNo BoardwalkCampgroundPicnic AreaNo Observation AreaVisitor CenterInterpretive Material AvailableBoat RampNo ConcessionsHiking TrailsNo HuntingFishingWater SportsNo OHV/ATVs AllowedNo Horseback Riding

Handicapped Services:
ParkingRestroomsPhoneNo BoardwalkCampgroundPicnic AreaNo Observation AreaVisitor CenterInterpretive MaterialsNo Boat RampNo ConcessionsHiking Trails
What do these icons mean?

other Graph illustrating 10% 10%
pinyon juniper/mt. mahogany Graph illustrating 60% 60%
riverine riparian Graph illustrating 30% 30%

Best Observation Times
Bird Species Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec AM/PM
Raptors Y Y Y Y Y Y Y Y Y Y Y Y ALL
Shorebirds N N N N N N Y Y Y N N N ALL
Songbirds Y Y Y Y Y Y Y Y Y Y Y Y AM
Upland Birds N N N N N N N N N N N N
Waterbirds N N N Y Y Y Y Y Y N N N ALL
Waterfowl N Y Y Y Y Y Y Y Y Y Y Y ALL
Target Species for this Site

Select a species from the list to view other sites on the Idaho Birding Trail Sites this species may be observed.

    Chickadees and TitmouseGeese, Swans and DucksGrebesHawks and EaglesJaegers and GullsKinglets and GnatcatcherLoonPelicans and CormorantThrushesWaxwingsWoodpeckers


    R - Resident 1 - Abundant, easily found s - Statewide
    M - Migrant 2 - Common, but sometimes difficult to find e - Southeast
    W - Winter 3 - Uncommon or local w - Southwest
    S - Summer 4 - Rare or very local c - Central
    5 - Casual, 3-10 accepted records p - Panhandle (North)
    6 - Accidental, 1-2 accepted records
    7 - Experimental
    (B) - Documented breeding evidence(End) - Threatened or Endangered
    (b) - Circumstantial breeding evidence(Int.) - Introduced species

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