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Oak Grove Picnic Area

Saylorville Lake — lakeside, fishing, hiking

Location: Johnston, IA, IA

Price: From $50 per night

Rating: 5 out of 5 (1 reviews)

Season: May through October

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.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.Oak Grove lies among a heavily wooded forest of stately o

Cell coverage (FCC estimate): strong signal. Actual signal may vary in remote areas. Best carrier: T-Mobile. Verizon 4G: 100%. AT&T 4G: 100%. T-Mobile 4G: 100%.

Amenities: Fire Rings, Picnic Tables, Flush Toilets, Electric Hookups, Fishing

Availability alerts: Set a free cancellation alert at camperwatch.org/campground/oak-grove-picnic-area to be notified when sites open up.

Oak Grove Picnic Area offers a small, family-friendly beach on Saylorville Lake with spacious grounds that don't get overcrowded. Google reviewers consistently praise the well-maintained facilities, clean restrooms serviced daily, and a life vest station for water safety.

Wildlife alert: Great Horned Owl, Pileated Woodpecker, Fish Crow, American Beaver, and Fox Squirrel have been documented in the area.

Insider tips for Oak Grove Picnic Area: Book early — this is a federal campground with limited availability (2 tent sites only) Life vest station available on-site for water safety Less crowded than nearby beaches like Raccoons River, making it ideal for families seeking a quieter experience

Skip Oak Grove Picnic Area if: You need RV hookups — electric hookups are listed but the campground notes 'no hookups at most sites'. You're planning to camp outside May through October — seasonal operations only. You need more than 2 tent sites available.

Best time to visit Oak Grove Picnic Area: May through October — Facility operates seasonally during these months only, with warm water temperatures and pleasant conditions for swimming and water activities..

Nearby campgrounds: Cherry Glen Picnic (JOHNSTON, IA), Prairie Flower Recreation Area (JOHNSTON, IA), Sandpiper Recreation Area (Johnston, IA), Walnut Ridge Recreation Area (Johnston, IA).

Cell Phone Coverage at Oak Grove Picnic Area

Cell signal at Oak Grove Picnic Area (Johnston, IA): strong overall signal based on FCC broadband data. Best carrier: T-Mobile.

  • Verizon 4G LTE: 100% coverage · Verizon 5G: 100%
  • AT&T 4G LTE: 100% coverage
  • T-Mobile 4G LTE: 100% coverage · T-Mobile 5G: 100%

Coverage data source: FCC Broadband Data Collection (BDC). Actual signal may vary due to terrain, tree cover, and distance from towers. Camper reports are more reliable than coverage maps in remote areas.

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CamperWatch›IA›Oak Grove Picnic Area
Oak Grove Picnic Area — photo 1
Oak Grove Picnic Area — photo 2
Oak Grove Picnic Area — photo 3
Saylorville Lake — lakeside, fishing, hikingLive availability via Recreation.gov· synced every 30 min

Oak Grove Picnic Area

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Johnston, IA, IA★ 5 (1 reviews)From $50/nightFederal campground · book on Recreation.gov
On this page ↓OverviewConditionsPlan Your TripCommunity

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.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.Oak Grove lies among a heavily wooded forest of stately oak trees on the east side of the lake.

Best for:AnglersHikersWildlife watchersFamiliesSites:Tent
LIVE · weather + fire + AQI + availability + wildlife

Verified facts

RIDB / Recreation.gov official database
Check-in2:00 PM
Check-out12:00 PM
SeasonMay through October
Stay limit14 days
Max RV20 ft
HookupsNo hookups.
ADA sites2 sites
ToiletsFlush toilets
PetsAllowed
Max/site6 people

Amenities

RIDB /facilities /campsites · owner-verified
Essentials
Fire RingsElectric Hookups
Recreation
Picnic TablesFishing
Family & Pets
Flush Toilets

Straight talk

CamperWatch intel · curated from camper reports

Known issues, each with the workaround. Read before you book.

Known issuesFederal campground — book early. No hookups at most sites. Seasonal operations.
Skip it if:✕ You need RV hookups — electric hookups are listed but the campground notes 'no hookups at most sites'✕ You're planning to camp outside May through October — seasonal operations only✕ You need more than 2 tent sites available

Insider tips & when to go

CamperWatch intel · hand-curated entry

Book early

this is a federal campground with limited availability (2 tent sites only)

Life vest station available on-site for water safety

Less crowded than nearby beaches like Raccoons River, making it ideal for families seeking a quieter experience

Best: May through October

Facility operates seasonally during these months only, with warm water temperatures and pleasant conditions for swimming and water activities.

Things to do nearby

RIDB /activities /recareas + intel

Conditions today

Live
at campground coordinates

Cell signal

FCC BDC · quarterly dataset
T-Mobile
4G + 5G · 100%
Verizon
4G + 5G · 100%
AT&T
4G · 100%

FCC maps are theoretical — camper reports confirm signal. Best carrier: T-Mobile.

Wildlife nearby

iNaturalist · research-grade · 8 km
Alert: Great Horned Owl, Pileated Woodpecker, Fish Crow, American Beaver, and Fox Squirrel have been documented in the area.

Location

Leaflet · OpenStreetMap tiles
Open in OpenStreetMap ↗
515-276-4656· Saylorville Lake
jonathan.d.wuebker@usace.army.mil
Getting there →

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.

Campground entrance

Google Maps API

Community

#community · posts, photos & Q&A · AI-moderated (Claude Vision)

Pro tips

  • Book on recreation.gov exactly 6 months ahead at 10am ET — Saylorville Lake fills fast in peak season.
  • Check current road conditions at Saylorville Lake before arrival — seasonal closures common.

Frequently asked questions

RIDB facts + intel · FAQPage schema, speakable
How much does Oak Grove Picnic Area cost per night?+
Oak Grove Picnic Area costs $50 per night. Hookup options: No hookups.
What season is Oak Grove Picnic Area open?+
Oak Grove Picnic Area is open May through October. Check-in is 2:00 PM, check-out is 12:00 PM.
Does Oak Grove Picnic Area have hookups?+
No hookups.
What is the maximum RV length at Oak Grove Picnic Area?+
Oak Grove Picnic Area can accommodate RVs up to 20 feet.
How do I make reservations at Oak Grove Picnic Area?+
Oak Grove Picnic Area is a federal campground — book 6 months ahead at Recreation.gov. Set a free CamperWatch cancellation alert to be notified the moment a site opens.
What is the cell service like at Oak Grove Picnic Area?+
According to FCC coverage maps, cell signal at Oak Grove Picnic Area is rated strong. Best carrier: T-Mobile. FCC maps show theoretical coverage — actual signal in remote or heavily forested areas may be weaker.
What season is Oak Grove Picnic Area open, and what are check-in times?+
Oak Grove Picnic Area is open May through October. Check-in is 2:00 PM, check-out is 12:00 PM.
Compare campgroundsPlan a multi-stop trip
●Data sources on this page
Recreation.gov — Live site availability — updated every 30 min
recreation.gov · RIDB API
National Weather Service — Live hourly forecast + active alerts
api.weather.gov · open-meteo.com
Google Air Quality API — Live AQI at exact campground coordinates
airquality.googleapis.com
iNaturalist — Research-grade wildlife within 8km
api.inaturalist.org
Google Pollen API — Today’s tree, grass & weed pollen forecast
pollen.googleapis.com
FCC Broadband Map — Verizon, AT&T, T-Mobile 4G/5G coverage data
broadbandmap.fcc.gov · quarterly
Sunrise-Sunset.org — Sunrise, sunset & golden hour for today
api.sunrise-sunset.org
Google Street View — Campground entrance & access road imagery
maps.googleapis.com
RIDB — ADA sites, hookups, toilets, pets, campfire rules, bear boxes, max RV, activities, contact, directions
ridb.recreation.gov · /facilities /campsites /activities /links /recareas

CamperWatch never fabricates data. Where data is unavailable, it is not shown.

$50 /night★ 5 (1)
SeasonMay through October
Check-in2:00 PM
Check-out12:00 PM
Reserve on Recreation.gov ↗
Dates full? Get an availability alert
FAQ
How much does Oak Grove Picnic Area cost per night?+
What season is Oak Grove Picnic Area open?+
Does Oak Grove Picnic Area have hookups?+
All 7 questions →

Nearby Campgrounds

Cherry Glen Picnic

JOHNSTON, IA

From $50/night

Prairie Flower Recreation Area

JOHNSTON, IA

From $20/night

Sandpiper Recreation Area

Johnston, IA

From $110/night

Walnut Ridge Recreation Area

Johnston, IA

From $50/night

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