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.
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Detail Empire Realty Group
Serving the Castle Rock, CO area100 guests
The Process
Serving the Castle Rock, CO area5.0 (2)
50 guests
Denver Skyline Venue
Serving the Castle Rock, CO area15 guests
Archipelago Denver
Serving the Castle Rock, CO area5.0 (29)
60 guests
Grace Mountain Ranch
Serving the Castle Rock, CO area5.0 (1)
70 guests
Freebird Valley Collective
Serving the Castle Rock, CO area20 guests
Sunday Salmon Restaurant Banquet Room
Castle Rock, CO5.0 (7)
94 guests
Venue at the Promenade
Castle Rock, CO5.0 (11)
40 guests
The KingDome - Unique Luxe Estate
Castle Rock, CO5.0 (1)
30 guests
Strong Law Firm Meeting Room
Serving the Castle Rock, CO area11 guests
Versatile Club Room Attached to an Outdoor Deck
Serving the Castle Rock, CO area5.0 (2)
60 guests
Stunning Rooftop Lounge w/ Views of the Rockies
Serving the Castle Rock, CO area5.0 (17)
20 guests
Modern, LoDo Meeting Room | La Plata
Serving the Castle Rock, CO area4.9 (18)
14 guests
Mountain retreat
Serving the Castle Rock, CO area8 guests
Modern, LoDo Meeting Room | Antero
Serving the Castle Rock, CO area4.6 (5)
8 guests
Modern, LoDo Meeting Room | Torrey's
Serving the Castle Rock, CO area4.9 (21)
14 guests
Modern, LoDo Meeting Room | Grays
Serving the Castle Rock, CO area4.8 (4)
10 guests
Modern, LoDo Meeting Room | Shavano
Serving the Castle Rock, CO area5.0 (3)
5 guests
RISE Comedy
Serving the Castle Rock, CO area40 guests
Modern, LoDo Meeting Room | Quandary
Serving the Castle Rock, CO area4.8 (11)
14 guests
Historic Denver Mansion
Serving the Castle Rock, CO area150 guests
Modern, Versatile Home in Heart of LoHi | Shoots, Retreats/Workshops, Events
Serving the Castle Rock, CO area5.0 (4)
25 guests
Mile-High Modern Retreat
Serving the Castle Rock, CO area25 guests
Downtown DENVER Luxury Oasis
Serving the Castle Rock, CO area15 guests
Denver Retreat Home with Stunning Pond, Mountain Views and Luxury Amenities
Serving the Castle Rock, CO area4.0 (1)
40 guests
Modern mountain house 20 minutes outside the city on Lookout Mountain with gorgeous views
Serving the Castle Rock, CO area5.0 (1)
10 guests
Spacious Multipurpose Room for Rent
Serving the Castle Rock, CO area5.0 (3)
150 guests
Industrial Studio and Conference area in Garden of the Gods area
Serving the Castle Rock, CO area5.0 (3)
200 guests
Meditation Space + Yoga Room. + Spiritual Room
Serving the Castle Rock, CO area5.0 (1)
10 guests
Spacious Retreat Center on 2 acre property
Serving the Castle Rock, CO area60 guests
Magical Evergreen Castle with Gorgeous Natural Light
Serving the Castle Rock, CO area3.0 (1)
15 guests
Confluence SBC
Serving the Castle Rock, CO area5.0 (46)
50 guests
Modern Hygge Home with Panoramic Mountain Views
Serving the Castle Rock, CO area5.0 (3)
15 guests
Wandertree Residence
Serving the Castle Rock, CO area5.0 (1)
15 guests
Private Retreat with Flatiron Views in a Walled Boulder Compound - Sole Occupancy, No Shared Spaces
Serving the Castle Rock, CO area5.0 (1)
10 guests
Modern Downtown Conference Room Overlooking the Flatirons
Serving the Castle Rock, CO area4.5 (2)
12 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 September 2026.
Retreat spaces in Castle Rock average $192 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 $173, whereas larger venues run about $308 per hour.
Most retreat spaces are scheduled for 8 hours, with 25 people in attendance. You’ll find the most Retreats starting between 3:00 PM and 4:00 PM.
Our local hosts have welcomed 12624 people into their retreat spaces with reviews averaging 4.83 stars. Most even said they would book again -- about 99%.