Home › Iowa › Oak Grove Picnic Area
Oak Grove Picnic Area
USACEU.S. Army Corps of Engineers — Johnston · Iowa · Saylorville Lake
| Agency | USACEU.S. Army Corps of Engineers |
|---|---|
| Area | Saylorville Lake |
| Location | Johnston · Iowa · Saylorville Lake · 41.73889, -93.68472 · Map |
| Sites | 2 public sites counted from the federal listing — 2 group picnic area |
| Getting a site | Reservable — the federal listing marks this campground as taking reservations. Some sites or seasons may still be first-come; the listing’s own words are below. |
| Hookups | Electric at 0 of 2 sites Water hookups at 2 of 2 sites Sewer hookups at 0 of 2 sites Full hookups (all three at one site) at 0 of 2 sites Counted site by site from affirmative reports in the federal record. A site with no report is not counted either way. |
| Max RV length | Longest reported site fits 20 ft Sites that fit at least — 25 ft: 0 sites · 30 ft: 0 sites · 35 ft: 0 sites · 40 ft: 0 sites |
| Months open | Not in federal data — the federal listing does not publish a season for this campground. Check the official description below or Recreation.gov. |
| Fees | Not reported — the federal listing carries no fee description for this campground. |
| Check-in / out | In 7:00 AM · Out 9:00 PM (most common in the listing) |
| Pets | Allowed at 2 sites, as reported |
| Accessible sites | 2 marked accessible in the listing |
| Accessibility | N |
| Amenities, as reported | Flush toilets |
| Phone | 515-276-4656 |
Check availability & book on Recreation.gov →
This site takes no reservations and shows no live availability. Source: Recreation.gov (RIDB export pulled November 5, 2026); this listing was last updated in the federal record on 2026-02-25.
From the official listing
Overview Oak Grove Picnic Area is a day-use facility 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 boating, swimming, fishing, hiking and hunting. Recreation Visitors come to Saylorville Lake for its great boating, sailing, water skiing, windsurfing and swimming opportunities. Anglers fish for 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. Facilities This day-use area offers two group picnic shelters with electric and water hookups. Amenities include flush toilets, a playground, volleyball court and hiking trails. Natural Features Oak Grove lies among a heavily wooded forest of stately oak trees on the east side of the lake. A large beach is within walking distance.
Wildlife is abundant throughout the project. White-tailed deer, turkeys, pheasants, waterfowl, and other small game animals roam the lands around the lake.
Directions, from the listing
Physical Address: 4801 NW 98th Ave, Polk City, IA 50226
From Ankeny, travel 3.4 miles west on 1st Street. Turn right onto HWY 415 for 0.9 miles, then left onto NW 44th street, which turns slightly right and becomes NW 98th Ave. Picnic area is on the right.
Nearest federal campgrounds
1 mi straight-line · JOHNSTON IowaUSACEU.S. Army Corps of EngineersCherry Glen Campground
1 mi straight-line · JOHNSTON IowaUSACEU.S. Army Corps of EngineersPrairie Flower Recreation Area
1 mi straight-line · JOHNSTON IowaUSACEU.S. Army Corps of EngineersSandpiper Recreation Area
2 mi straight-line · Johnston IowaUSACEU.S. Army Corps of EngineersWalnut Ridge Recreation Area
2 mi straight-line · Johnston Iowa
Trip Card — Oak Grove Picnic Area
Johnston · Iowa · Saylorville Lake
| Agency | USACE · U.S. Army Corps of Engineers |
|---|---|
| Location | Johnston · Iowa · Saylorville Lake |
| Fees | Not reported in the federal data |
| Getting a site | Reservable |
| Hookups | No electric reported |
| Max RV | Up to 20 ft |
| Months open | Not in federal data |
| Sites | 2 sites |
Book: recreation.gov/camping/campgrounds/234698 · Source: Recreation.gov, pulled November 5, 2026. Facility details come from federal recreation data and may be out of date — this site takes no reservations and shows no live availability; confirm details and book through Recreation.gov or the managing agency.