Official park information
The City describes sidewalk access from Franklin Street and Craig Lane West; the park is surrounded by residential backyards.
Open City of Onalaska: Hidden Hollow ParkBack to Onalaska parks
Onalaska
Hidden Hollow Park
A 0.99-acre mini park with flexible open field space, playground equipment, pedestrian trails, and mature shade trees.
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Park information
Details about Hidden Hollow Park.
View features, visitor notes, contribution tools, and sources.
Park featuresOfficial details and additions from local visitors.
What the park department lists
- Flexible open field
- Play equipment and playground
- Pedestrian trails
- Mowed turf with mature shade trees
Confirmed features
- Playground
- Trails
- Open space
Visitor notesRecent public review themes with source links.
These are themes from recent public reviews, not our own rating or a firsthand visit report.
- Visitors repeatedly describe a quiet, secluded neighborhood playground that is rarely crowded.
- Separate small play structures and open space support younger children and children who like to run between activities.
- The low-traffic residential setting is a recurring reason families find the park relaxing.
Good to know: Google currently labels the exact 2133 Franklin Street playground as Oak Park Playground. Use the City source for the current Hidden Hollow name and official amenity list.
Review themes checked July 2026 from Google Maps reviews for the exact-address playground.
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Sources and verificationOfficial information, review dates, and source links.
- Address
- 2133 Franklin Street, Onalaska, WI 54650
- Park hours
- Check the park department page before you go.
- Details checked
- July 2026
- Map location
- Recent visitor feedback
- Review themes checked July 2026