Colonial Creek South Campground
Its 90 sites are reservable through Recreation.gov, camping costs $24/night (free in the off-season), and it is open from Late May to Mid-September. Colonial Creek South Campground is a National Park Service campground near Marblemount, Washington.
Reservable: Recreation.gov
1 / 7Entrance station for Colonial Creek Campground on Diablo Lake. Photo: NPS Photo, Public domain (US federal government work)
- Managed by
- National Park Service
- Max RV length
- 43 ft
It sits 0.2 miles outside the boundary of Stephen Mather Wilderness; its permit and camping rules and boundary are on publiclandsdb.com.
Getting a site
- Managed by
- National Park Service
- Reservations
- Recreation.gov Book a site
- Fee
- $24/night (free in the off-season)
- Entrance fee
- None
Source: recreation.gov, accessed 2026-09-29
Sites and hookups
- Total sites
- 90
- Walk-in sites
- 33
- Accessible sites
- 3
- Max RV length
- 43 ft
- Site driveways
- Mixed
- ✓ Toilets
- ✓ Potable water
- ✓ Dump station
- ✓ Fire rings
- ✓ Pets allowed
On site: Toilets, potable water, dump station, fire rings, and pets allowed.
Source: recreation.gov, accessed 2026-09-29
Campsites
90 sites; 1 pull-through; the longest takes a 43 ft vehicle. Every site below links to its own page on Recreation.gov, where it is booked. Official site list and booking on recreation.gov.
| Book | ||||||||
|---|---|---|---|---|---|---|---|---|
| 064 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 064 |
| 065 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 065 |
| 066 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 066 |
| 067 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 067 |
| 068 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 068 |
| 069 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 069 |
| 070 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 070 |
| 071ADA | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | Yes | Yes | Book site 071ADA |
| 072 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 072 |
| 073 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 073 |
| 074 | Colonial Creek South Campground | Walk to | Not on record | Back-in | Not on record | No | Yes | Book site 074 |
| 075 | Colonial Creek South Campground | Walk to | Not on record | Back-in | Not on record | No | Yes | Book site 075 |
| 076 | Colonial Creek South Campground | Standard nonelectric | 38 ft | Back-in | Not on record | No | Yes | Book site 076 |
| 077 | Colonial Creek South Campground | Standard nonelectric | 25 ft | Parallel | Not on record | No | Yes | Book site 077 |
| 078 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 078 |
| 079 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 079 |
| 080 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | None | Book site 080 |
| 082 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | None | Book site 082 |
| 083 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | None | Book site 083 |
| 084 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | None | Book site 084 |
| 085 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | None | Book site 085 |
| 086 | Colonial Creek South Campground | Walk to | 21 ft | Parallel | Not on record | No | Yes | Book site 086 |
| 087 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 087 |
| 088 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 088 |
| 089 | Colonial Creek South Campground | Standard nonelectric | 25 ft | Back-in | Not on record | No | Yes | Book site 089 |
| 090 | Colonial Creek South Campground | Walk to | 22 ft | Back-in | Not on record | No | Yes | Book site 090 |
| 091 | Colonial Creek South Campground | Standard nonelectric | 43 ft | Pull-through | Not on record | No | Yes | Book site 091 |
| 092 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 092 |
| 093 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 093 |
| 094 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 094 |
| 095 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 095 |
| 096 | Colonial Creek South Campground | Standard nonelectric | 37 ft | Back-in | Not on record | No | Yes | Book site 096 |
| 097 | Colonial Creek South Campground | Standard nonelectric | 24 ft | Back-in | Not on record | No | Yes | Book site 097 |
| 099 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 099 |
| 100 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 100 |
| 101 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 101 |
| 102 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 102 |
| 103 | Colonial Creek South Campground | Standard nonelectric | 28 ft | Back-in | Not on record | No | Yes | Book site 103 |
| 104 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 104 |
| 106 | Colonial Creek South Campground | Standard nonelectric | 16 ft | Back-in | Not on record | No | Yes | Book site 106 |
| 108 | Colonial Creek South Campground | Standard nonelectric | 24 ft | Back-in | Not on record | No | Yes | Book site 108 |
| 110 | Colonial Creek South Campground | Standard nonelectric | 25 ft | Back-in | Not on record | No | Yes | Book site 110 |
| 111 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 111 |
| 112 | Colonial Creek South Campground | Standard nonelectric | 25 ft | Parallel | Not on record | No | Yes | Book site 112 |
| 113ADA | Colonial Creek South Campground | Standard nonelectric | 30 ft | Back-in | Not on record | Yes | Yes | Book site 113ADA |
| 116ADA | Colonial Creek South Campground | Standard nonelectric | 40 ft | Back-in | Not on record | Yes | None | Book site 116ADA |
| 118 | Colonial Creek South Campground | Standard nonelectric | 22 ft | Back-in | Not on record | No | Yes | Book site 118 |
| 119 | Colonial Creek South Campground | Standard nonelectric | 19 ft | Back-in | Not on record | No | Yes | Book site 119 |
| 120 | Colonial Creek South Campground | Standard nonelectric | 30 ft | Back-in | Not on record | No | Yes | Book site 120 |
| 121 | Colonial Creek South Campground | Standard nonelectric | 28 ft | Back-in | Not on record | No | Yes | Book site 121 |
| 122 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 122 |
| 123 | Colonial Creek South Campground | Standard nonelectric | 21 ft | Back-in | Not on record | No | Yes | Book site 123 |
| 124 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 124 |
| 125 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 125 |
| 126 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 126 |
| 127 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 127 |
| 128 | Colonial Creek South Campground | Hike to | Not on record | Not on record | Not on record | No | Yes | Book site 128 |
| 130 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 130 |
| 131 | Colonial Creek South Campground | Walk to | Not on record | Not on record | Not on record | No | Yes | Book site 131 |
| 132 | Colonial Creek South Campground | Hike to | Not on record | Not on record | Not on record | No | Yes | Book site 132 |
| 133 | Colonial Creek South Campground | Hike to | Not on record | Not on record | Not on record | No | Yes | Book site 133 |
| 134 | Colonial Creek South Campground | Hike to | Not on record | Not on record | Not on record | No | Yes | Book site 134 |
| 135 | Colonial Creek South Campground | Hike to | Not on record | Not on record | Not on record | No | Yes | Book site 135 |
| 136 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 136 |
| 137 | Colonial Creek South Campground | Standard nonelectric | 26 ft | Back-in | Not on record | No | Yes | Book site 137 |
| 138 | Colonial Creek South Campground | Hike to | Not on record | Not on record | Not on record | No | Yes | Book site 138 |
| 139 | Colonial Creek South Campground | Hike to | Not on record | Not on record | Not on record | No | Yes | Book site 139 |
| 140 | Colonial Creek South Campground | Hike to | Not on record | Not on record | Not on record | No | Yes | Book site 140 |
| 141 | Colonial Creek South Campground | Hike to | Not on record | Not on record | Not on record | No | Yes | Book site 141 |
| 142 | Colonial Creek South Campground | Standard nonelectric | 24 ft | Back-in | Not on record | No | None | Book site 142 |
| 143 | Colonial Creek South Campground | Standard nonelectric | 20 ft | Back-in | Not on record | No | Yes | Book site 143 |
| 144 | Colonial Creek South Campground | Standard nonelectric | 36 ft | Parallel | Not on record | No | Yes | Book site 144 |
| 146 | Colonial Creek South Campground | Standard nonelectric | 22 ft | Back-in | Not on record | No | Yes | Book site 146 |
| 147 | Colonial Creek South Campground | Standard nonelectric | 25 ft | Back-in | Not on record | No | Yes | Book site 147 |
| 148 | Colonial Creek South Campground | Standard nonelectric | 30 ft | Back-in | Not on record | No | Yes | Book site 148 |
| 149 | Colonial Creek South Campground | Standard nonelectric | 16 ft | Back-in | Not on record | No | Yes | Book site 149 |
| 150 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 150 |
| 151 | Colonial Creek South Campground | Standard nonelectric | 20 ft | Back-in | Not on record | No | Yes | Book site 151 |
| 153 | Colonial Creek South Campground | Standard nonelectric | 20 ft | Back-in | Not on record | No | Yes | Book site 153 |
| 154 | Colonial Creek South Campground | Standard nonelectric | 18 ft | Back-in | Not on record | No | Yes | Book site 154 |
| 155 | Colonial Creek South Campground | Standard nonelectric | 30 ft | Parallel | Not on record | No | Yes | Book site 155 |
| 156 | Colonial Creek South Campground | Standard nonelectric | 20 ft | Back-in | Not on record | No | Yes | Book site 156 |
| 157 | Colonial Creek South Campground | Standard nonelectric | 33 ft | Back-in | Not on record | No | Yes | Book site 157 |
| 158 | Colonial Creek South Campground | Standard nonelectric | 18 ft | Back-in | Not on record | No | None | Book site 158 |
| 159 | Colonial Creek South Campground | Standard nonelectric | 27 ft | Back-in | Not on record | No | Yes | Book site 159 |
| 160 | Colonial Creek South Campground | Standard nonelectric | 23 ft | Back-in | Not on record | No | Yes | Book site 160 |
| 161 | Colonial Creek South Campground | Standard nonelectric | 22 ft | Back-in | Not on record | No | Yes | Book site 161 |
| 162 | Colonial Creek South Campground | Standard nonelectric | 21 ft | Back-in | Not on record | No | Yes | Book site 162 |
| 163 | Colonial Creek South Campground | Standard nonelectric | 24 ft | Back-in | Not on record | No | Yes | Book site 163 |
| 164 | Colonial Creek South Campground | Standard nonelectric | 27 ft | Back-in | Not on record | No | Yes | Book site 164 |
Data source: Recreation.gov , accessed 2026-09-29. Site details are Recreation.gov's own per-site listing and can differ from the campground-wide facts above.
Rules
- Pets
- Allowed
- Campground host
- On site
Source: recreation.gov, accessed 2026-09-29
Access and cell service
- Elevation
- 1,239 ft
48.6870, -121.0940 in Whatcom. Open in OpenStreetMap. Map © OpenStreetMap contributors.
Season and winter services
Colonial Creek South Campground is open from Late May to Mid-September , at 1,239 ft.
Source: epqs.nationalmap.gov, accessed 2026-09-29
Common questions
Do you need a reservation at Colonial Creek South Campground?
Sites at Colonial Creek South Campground are reserved through Recreation.gov (https://www.recreation.gov/camping/campgrounds/255201).
How much does it cost to camp at Colonial Creek South Campground?
Camping at Colonial Creek South Campground costs $24/night (free in the off-season).
Is there a separate entrance fee at Colonial Creek South Campground?
No, there is no separate entrance fee at Colonial Creek South Campground; only the camping fee applies.
How many campsites does Colonial Creek South Campground have?
Colonial Creek South Campground has 90 campsites, including 33 walk-in sites. 3 sites are accessible.
Are there accessible (ADA) campsites at Colonial Creek South Campground?
Yes, 3 sites are designated accessible at Colonial Creek South Campground.
Are there pull-through sites at Colonial Creek South Campground?
Recreation.gov lists 1 pull-through site at Colonial Creek South Campground: site 091.
Is there drinking water at Colonial Creek South Campground?
Yes, Colonial Creek South Campground has potable water. It also has toilets.
Are dogs allowed at Colonial Creek South Campground?
Yes, pets are allowed at Colonial Creek South Campground.
When is Colonial Creek South Campground open?
Colonial Creek South Campground is open from Late May to Mid-September.
Is there cell service at Colonial Creek South Campground?
Probably not: the FCC's National Broadband Map (data as of December 31, 2025) shows no 4G LTE or 5G from AT&T, T-Mobile, or Verizon at or within about half a mile of Colonial Creek South Campground. The FCC map only includes 4G LTE at 5/1 Mbps or better and 5G; a weaker signal, a text, or an emergency call may still get through, but don't count on it.
Is there a campground host at Colonial Creek South Campground?
Yes, Colonial Creek South Campground has a campground host on site.
Who manages Colonial Creek South Campground?
Colonial Creek South Campground is managed by the National Park Service.
Around Colonial Creek South Campground
Reservable Colonial Creek North Campground 
Reservable Gorge Lake Campground 
Reservable Newhalem Creek Campground 
Reservable Upper Goodell Group Campground More campgrounds: camping near Marblemount and campgrounds in Whatcom.
Sources
- nps.gov (all fields), accessed 2026-09-29
- epqs.nationalmap.gov (elevationFt), accessed 2026-09-29
- recreation.gov (name, coordinates, manager, campsites), accessed 2026-09-29
- recreation.gov (name, coordinates, manager, reservationSystem, reservationSystemName, reservationUrl, maxRvLengthFt, drivewayType, petsAllowed, fireRings, sites, campsites), accessed 2026-09-29
- broadbandmap.fcc.gov (cellCoverage), accessed 2026-09-27
Photo credits
- Photo 1: NPS Photo, Public domain (US federal government work)
- Photo 2: NPS / MICHAEL FRICKE, via Recreation.gov, Public domain (US federal government work)
- Photo 3: NPS / MICHAEL FRICKE, via Recreation.gov, Public domain (US federal government work)
- Photo 4: NPS / MICHAEL FRICKE, via Recreation.gov, Public domain (US federal government work)
- Photo 5: NPS / MICHAEL FRICKE, via Recreation.gov, Public domain (US federal government work)
- Photo 6: NPS / MICHAEL FRICKE, via Recreation.gov, Public domain (US federal government work)
- Photo 7: NPS / MICHAEL FRICKE, via Recreation.gov, Public domain (US federal government work)