Army Corps of Engineers · Saylorville Lake · Johnston, IA

Acorn Valley

Acorn Valley Campground is located on the 26,000-acre Saylorville Lake Project, which stretches over 50 miles up the Des Moines River Valley. The lake provides a wide variety of recreational activities, including camping, bicycling, boating, swimming, fishing, hiking and hunting.

More like this: electric hookups in Iowa · reservable in Iowa · big rigs in Iowa · pets allowed in Iowa · group sites in Iowa

Check availability on Recreation.gov ↗
Acorn Valley Recreation AreaAcorn Valley Campground Comfort StationAcorn ValleyAcorn Valley Campground Playground
Photos courtesy of USACE Staff · Recreation.gov

Site mix

Walk-in54
Standard with electric29
group walk to1
Group tent areas1
Host/management6
Most sites here open on Recreation.gov six months ahead, at 10 a.m. Eastern. Sold out is not final: cancellations come back into the pool, most of them two to three days out. How to catch one

Site guide

Will my RV fit

The longest site here provides 72 feet of vehicle capacity. Most sites are shorter.

Have the trailer VIN? It carries the trailer length.

85 sites. Tap a filter to narrow the list; the map follows.

SiteTypeEntryFits, ftSurfaceShadePowerWaterfrontPeople / vehiclesFiresAccessible
001ElectricBack-in72GravelPartial50 amp6 / 2Yes
002ElectricBack-in64GravelPartial50 amp6 / 2Yes
003ElectricBack-in43Gravel50 amp6 / 2Yes
004ElectricBack-in45GravelPartial50 amp6 / 2Yes
005ElectricBack-in27GravelPartial50 amp6 / 3Yes
006ElectricBack-in64GravelPartial50 amp6 / 2Yes
007ElectricBack-in22GravelFull50 amp6 / 4Yes
008ElectricBack-in30GravelFull50 amp6 / 4Yes
009ElectricBack-in41GravelPartial50 amp6 / 2Yes
010ElectricBack-in51GravelPartial50 amp6 / 1Yes

Per-site records as published by the managing agency on Recreation.gov. Blank cells mean the agency listed nothing for that site. Check-in 2:00 PM, checkout 12:00 PM.

Amenities & rules

HookupsElectric, water
Max vehicle length82 ft
EquipmentRVs & trailers, Tents
PetsAllowed
CampfiresAllowed, subject to restrictions
AccessibilitySites 020, Group/Youth Site, 102 are listed accessible

The campground offers 29 family sites with electric hookups and 54 primitive walk-to tent sites. The campground also features 2 group tent camping areas; a youth group camping area with special restrictions to organized youth as well as a standard group area open to all visitors. Amenities include flush toilets, showers, drinking water and a dump station. Nearby facilities include picnic areas with group shelters, boat ramps, a marina and a fishing dock.

Individual sites vary. Confirm on Recreation.gov or with the managing office.

Weather by month

NOAA climate normals →
Weather by month near Acorn Valley20°30°40°50°60°70°80°January: 1.01 inches of precipitation, 9.7 inches of snowFebruary: 1.25 inches of precipitation, 10.5 inches of snowMarch: 2.15 inches of precipitation, 5.0 inches of snowApril: 4.00 inches of precipitation, 1.6 inches of snowMay: 4.84 inches of precipitation, 0.2 inches of snowJune: 5.35 inches of precipitation, 0.0 inches of snowJuly: 4.27 inches of precipitation, 0.0 inches of snowAugust: 3.97 inches of precipitation, 0.0 inches of snowSeptember: 3.40 inches of precipitation, 0.0 inches of snowOctober: 2.51 inches of precipitation, 0.5 inches of snowNovember: 1.95 inches of precipitation, 2.2 inches of snowDecember: 1.46 inches of precipitation, 8.3 inches of snowJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 21.5°F averageFebruary: 26.2°F averageMarch: 38.7°F averageApril: 50.8°F averageMay: 61.8°F averageJune: 71.5°F averageJuly: 75.2°F averageAugust: 73.2°F averageSeptember: 65.6°F averageOctober: 52.8°F averageNovember: 38.8°F averageDecember: 27.1°F average0 in5 in10 in15 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Des Moines Wsfo-Johnston, less than a mile from the campground at 959 feet, station USC00132209 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 36 inches a year. The dotted line is average snowfall, about 38 inches a year on the same inches scale.

Getting there

From I-35/80 north of Des Moines, Iowa, take exit 131 toward Johnston/Saylorville Lake. Turn north on Merle Hay Road and continue for 2.8 miles. At the four-way stop, turn left on Northwest Beaver Drive and continue for 3.7 miles. Turn right onto Northwest Coryden Drive and follow signs into the campground.

Nearest townJohnston, Iowa
Coordinates41.7378° N, 93.7236° W · Directions ↗

Supplies & services

Dump stationDump station ↗0.1 mi
Outdoor gearPingora Outdoors ↗4.6 mi
RV sales & serviceHillcrest RV ↗5.4 mi

Locations © OpenStreetMap contributors. Call ahead; hours change seasonally.

Explore

Video

Acorn Valley Campground Review | Johnston, Iowa

Natural features

The mature Bur Oaks at the entrance to Acorn Valley beckon visitors to explore its 26 acres on the fringe of an upland timber stand. Wildlife is abundant throughout the area. White-tailed deer, turkeys, pheasants, waterfowl and other small game animals roam the lands around the lake.

Recreation

Anglers enjoy the lake for its abundance of walleye, wiper, largemouth bass, catfish, crappie and northern pike. The paved Neal Smith Trail winds 24 miles from Des Moines to Big Creek State Park and connects the campgrounds on the east side of the lake. It is designated as a National Recreation Trail and is used for biking, hiking, jogging, walking and in-line skating.

Guidebooks for Iowa

We earn a small commission if you buy through these links. It does not change what we list.

  • Hiking Iowa
    Elizabeth Corcoran Hill and Kate Corcoran, 2023
    Find at Bookshop.org
  • Rail-trails Iowa & Missouri
    Rails-to-Trails Conservancy, 2017
    Find at Bookshop.org
  • Best Easy Day Hikes des Moines
    Michael Ream, 2011
    Find at Bookshop.org

Titles come from Open Library's catalog, matched by subject heading or by title.

Reference

Questions people ask

Do I need a reservation at Acorn Valley?

Sites at Acorn Valley are reservable on Recreation.gov. Any walk-up sites are listed on the booking page.

Source: Recreation.gov

What time is check-in at Acorn Valley?

Check-in 2:00 PM, checkout 12:00 PM.

Source: Recreation.gov

How many sites does Acorn Valley have?

91 sites, including 54 walk-in sites, 29 standard sites with power, 1 group walk to, and 1 group tent area.

Source: Recreation.gov

Will my RV fit at Acorn Valley?

Recreation.gov lists no practical vehicle capacity limit for the largest site here, which usually means pull-through or open parking. The sidebar tool checks a trailer or motorhome length against every site.

Source: Will my RV fit

Does Acorn Valley have hookups?

Yes, electric and water hookups at some sites.

Source: Recreation.gov

Are there showers or a dump station at Acorn Valley?

Amenities include flush toilets, showers, drinking water and a dump station.

Source: Recreation.gov

Are pets allowed at Acorn Valley?

Yes, pets are allowed at Acorn Valley. Leash rules apply.

Source: Recreation.gov

Can I have a campfire at Acorn Valley?

Fires are allowed in the provided rings under normal conditions.

Source: Recreation.gov

Are there accessible sites at Acorn Valley?

Sites 020 and Group/Youth Site, 102 are listed accessible on Recreation.gov. What that covers (a paved pad, an accessible table, a nearby accessible restroom) is on each site's booking page.

Source: Recreation.gov

Is there cell service at Acorn Valley?

FCC coverage maps show Verizon 4G LTE, AT&T 5G, and T-Mobile 5G at the campground point. Terrain changes that from one site to the next.

Source: FCC Broadband Map

What is there to do at Acorn Valley?

Anglers enjoy the lake for its abundance of walleye, wiper, largemouth bass, catfish, crappie and northern pike. The Recreation section on this page has the rest.

Source: Recreation

What is the nearest town to Acorn Valley?

Johnston, Iowa.

Source: Getting there