Hanford Reach National Monument wilderness guide
National Monument · WA

Hanford Reach National Monument

Hanford Reach National Monument in Washington is a protected area offering a unique blend of history, ecology, and recreation along the last free-flowing section of the Columbia River.

National Monument195,0003+ Trails
DesignationNational Monument
Total Wilderness Area195,000
Elevation / TerrainDiverse Wilderness
Field Editorial Guide

About Hanford Reach National Monument

Hanford Reach National Monument in Washington is a protected area offering a unique blend of history, ecology, and recreation along the last free-flowing section of the Columbia River.

Wilderness Landscape & Natural Heritage

Hanford Reach National Monument spans over 195,000 acres in south-central Washington. This area is best known for its preserved Columbia River environments, offering diverse geological and ecological features. The monument holds significant historical importance due to its connection to the Manhattan Project during World War II. Its undammed river stretch supports a rich ecosystem, providing vital spawning grounds for salmon and habitat for various wildlife, including deer and sage-grouse. Visitors are drawn by the area's natural beauty and diverse recreational activities such as hiking, fishing, and wildlife viewing. Popular sites include the White Bluffs and Saddle Mountain, which provide breathtaking views of the surrounding landscape. With its blend of natural and historical features, Hanford Reach attracts outdoor enthusiasts and history buffs alike.

Field Guide · National Monument
Adventure Destinations

Notable Destinations Near Hanford Reach National Monument

Scenic viewpoints, outdoor landmarks, and notable points of interest within 60 miles.

Key Wilderness Highlights

✦ White Bluffs Overlook✦ Salmon Spawning Grounds in the Columbia River✦ Historic B Reactor✦ Saddle Mountain Hiking Trails
Wilderness Recreation

Outdoor Adventures in Hanford Reach National Monument

Explore curated guides for top outdoor sports, trail networks, and wilderness activities.

Park Recreation

Hiking

Available in Hanford Reach National Monument
Park Recreation

Wildlife Viewing

Available in Hanford Reach National Monument
Park Recreation

Fishing

Available in Hanford Reach National Monument
Park Recreation

Photography

Available in Hanford Reach National Monument
Park Recreation

Scenic Drives

Available in Hanford Reach National Monument
The Ranger Station

Visitor Logistics & Essential Planning

Everything you need to know about entrance passes, seasons, visitor centers, road transit, and wildlife safety in Hanford Reach National Monument.

Passes & Fees

Entrance Requirements & Interagency Passes

No entrance fee, but some activities may require permits.

Wilderness Checklist

Carry paper topographic map & compass in remote zones.
Store all food and scented items in approved bear canisters.
Check wildfire / smoke advisories before backcountry departure.
Pack out everything you pack in (Leave No Trace).
Adventure Basecamps

Gateway Towns Near Hanford Reach National Monument

Stay, dine, and gear up in these mountain towns and scenic basecamps surrounding the park.

Royal City, Washington
⌖ 18.86 miles
Gateway Basecamp

Royal City, Washington

Royal City offers quiet outdoor adventures with easy access to paddling, hiking, and bird watching in eastern Washington's Columbia Basin. It's a base for exploring open landscapes and wildlife away from crowds.

Spring through Fall
Explore Town
Mattawa, Washington
⌖ 19.08 miles
Gateway Basecamp

Mattawa, Washington

Mattawa is a small town in Central Washington offering paddling on the Columbia River, quiet desert hiking, and rich birdwatching spots. With wide-open spaces and protected wildlife refuges nearby, it’s a peaceful base for exploring rugged landscapes.

Spring through Fall
Explore Town
Othello, Washington
⌖ 21.63 miles
Gateway Basecamp

Othello, Washington

Othello offers outdoor lovers a quiet desert landscape with access to hiking, biking, paddling on irrigation canals and Potholes Reservoir, plus excellent birdwatching and some of the darkest night skies in Washington State.

Spring and Fall
Explore Town
Mesa, Washington
⌖ 25.19 miles
Gateway Basecamp

Mesa, Washington

Mesa is a peaceful Columbia River town perfect for hiking, boating, and bird watching. Its desert landscapes and river access offer a quiet, scenic setting for outdoor adventures from spring through fall.

Spring through Fall
Explore Town
Benton City, Washington
⌖ 25.80 miles
Gateway Basecamp

Benton City, Washington

Benton City, Washington offers a rugged Columbia Basin adventure with hiking, paddling, biking, and wine touring. Its open landscapes, rivers, and rich wildlife habitats make it a distinct outdoor playground worth visiting all year long.

Spring through Fall
Explore Town
Mount St. Helens, Washington
⌖ 27.47 miles
Gateway Basecamp

Mount St. Helens, Washington

Mount St. Helens offers epic hiking, mountain biking, paddling, and winter sports across a dramatically changed volcanic landscape. Visitors can explore crater views, lava caves, and regenerating forests for a truly unique outdoor adventure.

Late Spring through Early Fall
Explore Town
Expert-Led Wilderness Expeditions

Guided Experiences in Hanford Reach National Monument

Explore scenic backcountry routes and epic wilderness adventures with certified local mountain guides, naturalists, and outfitters.

Sip and pedal through the birthplace of Washington wine
ADVEXPEDITION
Prosser, Washington
Bike TourADV Bookable

Sip and pedal through the birthplace of Washington wine

A focused 6-hour bike tour that threads riverside lanes and vineyard roads in Prosser, ending at a panoramic winery—this guide explains what to expect, what to pack, and how the route flows.

Bike TourPT2HCertified Outfitter
Bookable OnlineBook Trip
2024 GAS GAS 450
ADVEXPEDITION
Kennewick, Washington
Bike RentalADV Bookable

2024 GAS GAS 450

Eight hours on a nearly new GAS GAS 450 gives experienced riders the freedom to charge dunes and technical washes around Kennewick. Meticulously maintained and ready to ride, this rental is ideal for anyone looking to push a modern 450cc enduro in desert terrain.

Bike RentalCertified Outfitter
Bookable OnlineBook Trip
Alpaca Farm Tour Experience
ADVEXPEDITION
Kennewick, Washington
FarmADV Bookable

Alpaca Farm Tour Experience

Spend an hour at Sandollar Farms in Kennewick meeting rare Suri alpacas, friendly Great Pyrenees, and watching fiber transformed into finished goods. This hands-on farm tour blends animal encounters, gardening, and fiber arts into a compact visit for families and fiber enthusiasts.

FarmAll Ages • 1 Hour • Guided Farm Tour with Rare Suri AlpacasCertified Outfitter
Bookable OnlineBook Trip
Zillah (Rattlesnake Hills)
ADVEXPEDITION
Zillah, Washington
Bike TourADV Bookable

Zillah (Rattlesnake Hills)

Discover the scenic beauty of Zillah’s Rattlesnake Hills on a guided eBike tour that combines vineyard views, cherry orchards, and mountain vistas. Perfect for outdoor lovers and wine enthusiasts alike!

Bike TourAges 21+ • 6 Hours • Sip and ride! • Great for couples, friends, and families! (4 Guest Minimum)Certified Outfitter
Bookable OnlineBook Trip
Barnyard Fun Petting Zoo
ADVEXPEDITION
Rock Island, Washington
FarmADV Bookable

Barnyard Fun Petting Zoo

Meet friendly goats, cozy rabbits, and take a pony ride at Barnyard Fun Petting Zoo in Rock Island, WA. This family-focused half-day experience pairs hands-on learning with affordable admission and clear safety rules.

FarmCome and meet our animals!Certified Outfitter
Bookable OnlineBook Trip