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Map data © OpenStreetMap contributors. Activities powered by Viator. Prices and availability come from each provider and are confirmed when you book with them.

  1. Home
  2. Washington
  3. Twanoh State Park

Camping at Twanoh State Park near Union

State park · Union · 60 campsites

A forested campground near hiking. RV fit varies by site.

No reviews listedBook on Washington State Parks
View all 12 photos

At a glance

  • RV sites up to 40 ft

    Length limits vary by campsite.

  • Hookups available
  • Pets not allowed
  • Showers

    Dump station on site.

OverviewCampsitesAmenities & locationPlan your stay

0 available sites

0 open of 60 sites
Check with Going to Camp.

We checked every night of your stay on Washington State Parks: no site is open for all 2 nights. Some sites are open on some nights.

Flexible dates

View the next available two-night stay.

Looking for the next open dates…
Fixed dates

Compare nearby campgrounds open for these dates. Your camping setup, rig size, hookups and dates stay applied.

Nearby campgrounds open for these dates
Check Washington State Parks directly ↗
View full availability calendar · night-by-night from Going to Camp

Availability on Going to Camp. Showing 40 of 60 sites.

SiteFr
13
Sa
14
Price
P9XX$12
P8XX$12
P7XX$12
P6XX$12
P5XX$12
P4XX$12
P3XX$12
P2XX$12
P1XX$12
HB1XX$12
B7UU$23
Park notices 1
  • Notice

    Applies to stays 2026-06-01 to 2027-05-26.

    Reservations for campsites at Twanoh State Park are closed for dates starting July 5, 2026 through spring of 2027 for a shoreline restoration project. Specifics dates and details will be published when available.

From the Washington State Parks booking site, checked Nov 7, 2026.

No site is open for every night of your stay

You book directly on Washington State Parks. Rates and availability can change until reserved. Campground page on Washington State Parks ↗

Check with Going to Camp
Book on Washington State Parks

Amenities & location

  • Accessible
  • Ball Fields
  • Boat Launch
  • Boat Pumpout
  • Dump Station
  • Electric Hookup
  • Electric Hookup 30
  • Full Hookup
  • Moorage
  • Picnic Table
  • Playground
  • Sewer Hookup
Pets
Allowed (per listing)

Location

12190 E Highway 106
Open in Google Maps ↗

Twanoh State Park: questions answered

What is the maximum RV length at Twanoh State Park?
No RV sites listed (per the listing)
How do I reserve a site at Twanoh State Park?
Reservable on washington.goingtocamp.com (per the listing)
Are pets allowed at Twanoh State Park?
Allowed (per the listing)
Sources and details

At a glance

Official facts link to their source; “Listing” facts come from the washington.goingtocamp.com listing. Anything we can't source says so.

Max rig length
Listing No RV sites listed
Pets
Listing Allowed
Water
Listing Water at 22 sites
Booking
Listing Reservable on washington.goingtocamp.com
Getting there
Listing 12190 E Highway 106 (map in Location below)
Hookups & power · Pull-through / back-in · Road & site access · Generators · Quiet hours · Cell signal · Starlink / satellite · Shade · Price · Stay limits
Not listed — check with campground
Nearby

Campgrounds to compare

Prefer a roof?

Prefer a roof over your head

All glamping →
  • Belfair State Park5.9 mi · Belfair
  • Creekside Paradise7.9 mi · Shelton
  • The Glen - Olympic Peninsula RV7.9 mi · Hoodsport
  • Tahuya Adventure Resort10.2 mi · Belfair
  • Hidden Meadow Retreat20.5 mi · Olympia
  • Dosewallips State Park21.6 mi · Brinnon

Explore nearby

  • Campgrounds near Union
  • RV rentals near Union
  • Glamping & cabins near Union
  • RV rentals in Washington
  • Glamping in Washington

Guides for this trip

  • Camping with dogs
B6UU$23
B5UU$23
B4UU$23
B3UU$23
B2UU$23
B1UU$23
6XX$23
18CC$23
3XX$23
5XX$23
24CC$23
11XX$23
34XX$23
31XX$23
33XX$23
10XX$23
32XX$23
29XX$23
8XX$23
4XX$23
19CC$23
1XX$23
21CC$23
20CC$23
30XX$23
23CC$23
9XX$23
2XX$23
17CC$23

✓ available · R reserved · X not available · C closed · W first come, first served · N not yet released

Available Nov 13–15 · 2 nights4 sites open for every night

Tahuya River Lodge Campground

2.8 mi from Twanoh State Park (straight-line)
Sites from $65/night
$130 total for Nov 13–15 · before taxes & fees
Rates & availability from Hipcamp · you book on their site
View Campsites
Available Nov 13–15 · 2 nights3 sites open for every night

Christmas Tree Ridge

3.5 mi from Twanoh State Park (straight-line)
Sites from $15/night
$30 total for Nov 13–15 · before taxes & fees
Rates & availability from Hipcamp · you book on their site
View Campsites
Available Nov 13–15 · 2 nights1 site open for every night

Trails End Canal

3.8 mi from Twanoh State Park (straight-line)
Sites from $65/night
$130 total for Nov 13–15 · before taxes & fees
Rates & availability from Hipcamp · you book on their site
View Campsites
Trip idea

Ideas for your stay

An idea to start from, built from this campground's listing and real tours nearby. Times, openings and prices change, so check each before you go.

  1. Day 1 · Arrive and settle in

    • Check in and set up camp.
  2. Day 2 · Get out and explore

    • Beneath The Streets Underground History Tour Seattle area · 1 hr · from $32/person
    • Chef Guided Food Tour of Pike Place Market Seattle area · 2 hr · from $75/person
  3. Optional full-day extension

    Longer tours — plan travel time before and after.

    • Mt. Rainier National Park Highlights Tour Seattle area · 10 hr–12 hr · from $150/person
Ways to stay

Have an RV waiting

    Need an RV for your stay?

    Rentals that may deliver here and whose listed length fits sites up to 40 ft. Delivery may be available — confirm fees and dates with the owner before you book.

    2024 Jayco Jay Flight 267BHSW "Make A Memory"
    2024 Jayco Jay Flight 267BHSW "Make A Memory"

    Travel trailer · 30 ft · sleeps 6 · 25 mi from campground

    $185/night listed · RVshare · Delivery may be available

    View rental
    2021 Starcraft 24' Roomy bunkhouse!
    2021 Starcraft 24' Roomy bunkhouse!

    Travel trailer · 29 ft · sleeps 6 · 26 mi from campground

    $135/night listed · RVshare · Delivery may be available

    View rental
    Well stocked and cute trailer
    Well stocked and cute trailer

    Travel trailer · 27 ft · sleeps 8 · 34 mi from campground

    $119/night listed · RVshare · Delivery may be available

    View rental
    Things to do

    Activities near Twanoh State Park

    Bookable tours nearby

    Paid experiences on Viator. Distances are from this campground when the tour lists its own start point.

    Beneath The Streets Underground History Tour
    Beneath The Streets Underground History Tour

    Seattle area · 1 hr · from $32/person

    Chef Guided Food Tour of Pike Place Market
    Chef Guided Food Tour of Pike Place Market

    Seattle area · 2 hr · from $75/person

    Mt. Rainier National Park Highlights Tour
    Mt. Rainier National Park Highlights Tour

    Seattle area · 10 hr–12 hr · from $150/person

    See 6 more bookable tours
    Mt. Rainier Day Tour from Seattle
    Mt. Rainier Day Tour from Seattle

    Seattle area · 9 hr–11 hr · from $209/person

    Best time to go

    Seasons, rates and how booked it gets

    Share of site-nights open, booked and closed on Washington State Parks for the next months, checked Nov 7. Months further out may not be released for booking yet.

    MonthOpenBookedClosed
    Nov 20260%0%25%
    Dec 20260%0%25%
    Jan 20270%0%25%
    Feb 20270%0%25%
    Mar 20270%0%25%
    Apr 20270%0%25%
    May 20270%0%25%
    Compare site types

    60 individual reservable campsites from Washington State Parks, checked Nov 7. Rates are the listed nightly rates.

    Other sites

    60 sites · $12, $23/night

    0 open Nov 13–Nov 15

    Seattle City Highlights Tour
    Seattle City Highlights Tour

    Seattle area · 3 hr · from $94/person

    Seattle's Original Guided Harbor Cruise
    Seattle's Original Guided Harbor Cruise

    Seattle area · 1 hr · from $46/person

    Seattle City and Snoqualmie Falls Half-Day Guided Tour
    Seattle City and Snoqualmie Falls Half-Day Guided Tour

    Seattle area · 4 hr · from $94/person

    Seattle City Tour
    Seattle City Tour

    Seattle area · 3 hr · from $89/person

    Space Needle and Chihuly Garden and Glass Combination Ticket
    Space Needle and Chihuly Garden and Glass Combination Ticket

    Seattle area · 3 hr · from $78/person