Peerspace is the easiest way to book unique spaces for retreats. We also have spaces for productions and events.
Discover SpacesEvery day we uncover new, creative spaces perfect for your group retreat — from neighborhood gardens, expansive rooftops, trendy office spaces, and beyond.
Our spaces are priced to fit your budget. Hire by the hour for your retreat without worrying about hidden fees.
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Light House Building
Serving the Mountainside, NJ area5.0 (39)
49 guests
Appleman Rd, 3200 SF Event Space
Serving the Mountainside, NJ area20 guests
The Sanctuary of East Harlem
Serving the Mountainside, NJ area5.0 (7)
40 guests
BUSY BEE COFFEE
Serving the Mountainside, NJ area5.0 (8)
51 guests
Hideaway Acres
Serving the Mountainside, NJ area5.0 (1)
75 guests
The Ranch
Serving the Mountainside, NJ area199 guests
Designer Home with Luxury Kitchen, Spa Bath & Multiple Filming Spaces Incl Steinway Piano
Mountainside, NJ20 guests
Barros Executive Center
Mountainside, NJ10 guests
Cute Cottage with Beautiful Golf Course Views
6.1 miles from Mountainside, NJ5.0 (1)
50 guests
Chic 3-BR Urban Retreat
8.8 miles from Mountainside, NJ12 guests
Equal Space
Serving the Mountainside, NJ area5.0 (1)
14 guests
Light-filled Loft Retreat
Serving the Mountainside, NJ area50 guests
Appleman House
Serving the Mountainside, NJ area5.0 (1)
20 guests
Office Evolution East Brunswick
Serving the Mountainside, NJ area5.0 (1)
40 guests
Light-filled Midcentury Modern Ranch with Nature View
Serving the Mountainside, NJ area5.0 (30)
40 guests
Bright, Quiet, Multi-Use Brooklyn Photo Studio and Creative Artist' Space
Serving the Mountainside, NJ area5.0 (1)
20 guests
Brooklyn industrial duplex flooded with sunlight
Serving the Mountainside, NJ area25 guests
2,800 sq./ft. vivacious bohême 4-story brownstone with 1,000 sq./ft. outdoor retreat in Clinton Hill
Serving the Mountainside, NJ area5.0 (15)
30 guests
Classic and spacious urban apartment
Serving the Mountainside, NJ area5.0 (1)
8 guests
Vacation home lakeside
Serving the Mountainside, NJ area5.0 (1)
40 guests
Tranquil Garden Duplex with Sauna + Chef's Kitchen
Serving the Mountainside, NJ area5.0 (3)
20 guests
Sparrow
Serving the Mountainside, NJ area80 guests
Zero Studios
Serving the Mountainside, NJ area5.0 (6)
25 guests
Intimate Haven: A Cozy Loft for Gathering and Celebrating
Serving the Mountainside, NJ area10 guests
Granada Apartments
Serving the Mountainside, NJ area5.0 (1)
25 guests
Bright + Spacious Private Home in Demarest
Serving the Mountainside, NJ area5.0 (13)
60 guests
Content + Co.
Serving the Mountainside, NJ area5.0 (2)
10 guests
Rustic Tuscan style Villa
Serving the Mountainside, NJ area5.0 (1)
25 guests
Tranquil Country Haven: Elegant House for Retreats, Business Events, Trainings & Small Gatherings
Serving the Mountainside, NJ area20 guests
2400sf Home + 1.8 acres of Parklike, lofted Property
Serving the Mountainside, NJ area5.0 (27)
15 guests
Cobblewood Retreat
Serving the Mountainside, NJ area20 guests
Coastal Beauty
Serving the Mountainside, NJ area5.0 (13)
30 guests
Private Country Retreat with Pool, Hot Tub & Entertainment Spaces
Serving the Mountainside, NJ area30 guests
Enchanting Pocono Castle: A Unique Retreat for Celebrations, Event & Escapes
Serving the Mountainside, NJ area12 guests
Meeting, Conference Fitness or Creative Space in Coworking Space
Serving the Mountainside, NJ area50 guests
Modern Retreat
Serving the Mountainside, NJ area12 guests
Pricing and popularity information in this section is based on proprietary Peerspace booking data, reflecting recent booking activity and the latest data available through August 2026.
Retreat spaces in Mountainside average $150 per hour to rent, but it’s easy to spend less or more depending on what you’re looking for. For a space on the smaller side, expect to spend closer to $121, whereas larger venues run about $221 per hour.
Most retreat spaces are scheduled for 8 hours, with 22 people in attendance. You’ll find the most Retreats starting between 3:00 PM and 4:00 PM.
Our local hosts have welcomed 3951 people into their retreat spaces with reviews averaging 5 stars. Most even said they would book again -- about 99%.