Available Nov 13–15 · 2 nights3 sites open for every nightA forested campground near fishing, hiking, and mountain biking. RV fit varies by site.
Millersylvania State Park is an 842-acre camping park with 3,300 feet of freshwater shoreline on Deep Lake. The park has two swimming beaches, miles of forested hiking and biking trails, boat launches, non-motorized watercraft rentals (kayaks, paddleboards, pedal boats) and abundant fishing.















Length limits vary by campsite.
Dump station on site.
Check dates on Going to Camp. Showing 40 of 146 sites.
| Site | Fr 13 | Sa 14 | Price |
|---|---|---|---|
| 2 | ✓ | ✓ | $23 |
| 3 | ✓ | ✓ | $23 |
| 1 | ✓ | ✓ | $23 |
| 6 | ✓ | ✓ | $23 |
| 226 | ✓ | ✓ | $35 |
| 233 | ✓ | ✓ | $35 |
| 208 | ✓ | ✓ | $35 |
| 213 | ✓ | ✓ | $35 |
| 214 | ✓ | ✓ | $35 |
| 215 | ✓ | ✓ | $35 |
| 222 | ✓ | ✓ | $35 |
Restroom Closure
Applies to stays 2026-10-01 to 2027-05-15; 2027-10-01 to 2028-05-15.
The restroom across from site 131 is closed from October 1 - May 15. Available restrooms can be found by sites 235 and 92.
From the Washington State Parks booking site, checked Nov 7, 2026.
12245 Tilley Road South
Open in Google Maps ↗
Official facts link to their source; “Listing” facts come from the washington.goingtocamp.com listing. Anything we can't source says so.
| 223 |
| ✓ |
| ✓ |
| $35 |
| 229 | ✓ | ✓ | $35 |
| 219 | ✓ | ✓ | $35 |
| 221 | ✓ | ✓ | $35 |
| 217 | ✓ | ✓ | $35 |
| 204 | ✓ | ✓ | $35 |
| 205 | ✓ | ✓ | $35 |
| 216 | ✓ | ✓ | $35 |
| 206 | ✓ | ✓ | $35 |
| 212 | ✓ | ✓ | $35 |
| 224 | ✓ | ✓ | $35 |
| 241 | ✓ | ✓ | $35 |
| 207 | ✓ | ✓ | $35 |
| 220 | ✓ | ✓ | $35 |
| 202 | ✓ | ✓ | $35 |
| 218 | ✓ | ✓ | $35 |
| HB3 | X | X | $12 |
| HB4 | X | X | $12 |
| HB1 | X | X | $12 |
| HB2 | X | X | $12 |
| OF10 | X | X | $12 |
| OF7 | X | X | $12 |
| OF9 | X | X | $12 |
| OF2 | X | X | $12 |
| OF4 | X | X | $12 |
| OF1 | X | X | $12 |
| OF6 | X | X | $12 |
| OF8 | X | X | $12 |
| OF5 | X | X | $12 |
✓ available · R reserved · X not available · C closed · W first come, first served · N not yet released
Available Nov 13–15 · 2 nights3 sites open for every night
Available Nov 13–15 · 2 nights2 sites open for every night
Available Nov 13–15 · 2 nights2 sites open for every nightAn 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.
Longer tours — plan travel time before and after.
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.

Travel trailer · 29 ft · sleeps 6 · 7 mi from campground
$135/night listed · RVshare · Delivery may be available
View rental
Travel trailer · 30 ft · sleeps 6 · 8 mi from campground
$185/night listed · RVshare · Delivery may be available
View rental
Travel trailer · 8 ft · sleeps 2 · 9 mi from campground
$50/night listed · Outdoorsy · Delivery may be available
View rentalPaid experiences on Viator. Distances are from this campground when the tour lists its own start point.

Seattle area · 1 hr · from $32/person

Seattle area · 2 hr · from $75/person

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

Seattle area · 9 hr–11 hr · from $209/person
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.
| Month | Open | Booked | Closed |
|---|---|---|---|
| Nov 2026 | 15% | 0% | 69% |
| Dec 2026 | 16% | 0% | 73% |
| Jan 2027 | 16% | 0% | 73% |
| Feb 2027 | 17% | 0% | 73% |
| Mar 2027 | 16% | 0% | 73% |
| Apr 2027 | 49% | 0% | 37% |
| May 2027 | 64% | 0% | 22% |
146 individual reservable campsites from Washington State Parks, checked Nov 7. Rates are the listed nightly rates.
146 sites · $68.56, $118.16–$195.12/night
27 open Nov 13–Nov 15

Seattle area · 3 hr · from $94/person

Seattle area · 1 hr · from $46/person

Seattle area · 4 hr · from $94/person

Seattle area · 3 hr · from $89/person

Seattle area · 3 hr · from $78/person