Castle Rock, CO · Douglas County · Toll Brothers · 55+ · New Construction

Regency at Montaine

Toll Brothers’ flagship 55+ community in Colorado — 661 planned homes across three collections (Jefferson, Broomfield, Boulder) in Castle Rock’s Montaine master plan. 548 acres of open space, 13 miles of trails, panoramic views of the Rockies and Great Plains, and Douglas County’s ~0.58% property tax rate.

661Homes Planned
~$200/moHOA (est.)
$600K–$1M+Price Range
~0.58%Douglas Co. Tax

The Three Collections

Regency at Montaine offers three home collections, each named for a Colorado county. All are single-story ranch designs — no stairs required — built to Toll Brothers’ quality standard with extensive personalization options through their Design Studio.

Jefferson Collection — 1,600–1,950 sq ft, 4 designs, entry tier
Broomfield Collection — 2,000–2,400 sq ft, 4 ranch designs
Boulder Collection — 2,500–2,900 sq ft, 4 grand designs, top tier
All single-story ranch floor plans
Main-floor master suite in all designs
3-car garages available
Toll Green energy-efficient construction
Design Studio personalization
Toll Brothers quality — what it means in practiceToll Brothers builds at a higher finish standard than Del Webb/PulteGroup or Taylor Morrison. Standard features at Regency typically include things that are upgrades at other builders: Quartz countertops, hardwood flooring, higher ceilings, and premium appliances. The Design Studio process allows genuine customization — not just color selection. For buyers comparing Regency against Anthem Ranch or Skyestone, the construction quality gap is real and buyers consistently note it.

Amenities

Exclusive resort-style clubhouse (55+ residents only)
Lap pool and lounge pool
Pool spa
State-of-the-art fitness center
Pickleball courts
Tennis court
Bocce ball courts
548 acres of open space on-site
13 miles of hiking, biking, walking trails
Panoramic mountain and plains views
Lawn care included in HOA
Snow removal included

Location

Montaine sits 5 minutes south of Downtown Castle Rock, which has become a genuine destination — walkable restaurants, boutique shops, and the Castle Rock Outlets (premium retail) are all close. The community is 15 minutes from Inverness and the Tech Center employment corridor, 25 minutes from the Denver Tech Center, and about 45 minutes from Denver International Airport via I-25 and E-470.

Centura Health Castle Rock Adventist Hospital is approximately 10 minutes north — a Level II trauma center with cardiac and oncology services. Sky Ridge Medical Center (one of the top-ranked hospitals in Colorado) is about 20 minutes north in Lone Tree.

Castle Rock vs Aurora — the honest location trade-offRegency at Montaine is significantly further from central Denver than Heritage Eagle Bend, Anthem Ranch, or Skyestone. Castle Rock is 30+ miles from downtown Denver and 45 minutes to DIA. For buyers whose family, doctors, or social life is in the Denver suburbs, that distance is real. For buyers who want mountain-adjacent living, open space, and a small-city feel with good healthcare proximity, Castle Rock is the best location in the Denver 55+ market.

True Monthly Cost

All-in monthly cost — $750K Regency at Montaine home

HOA fee (est.)~$200/mo
Douglas Co. property tax (~0.58%)~$363/mo
Homeowners insurance (CO hail risk)~$200–$270/mo
Utilities (4 seasons, large home)~$200–$270/mo
Total monthly carrying cost (excl. mortgage)~$963–$1,103/mo

At $750K, the Douglas County tax bill is ~$363/month — the same rate as other Douglas County communities but a larger absolute number given the higher home price. The HOA at ~$200/month is among the lowest of any Toll Brothers Regency community nationally, which is notable given the amenity package provided.

Questions About Regency at Montaine?

We can compare Regency at Montaine against Anthem Ranch, Regency at NorthSkye, or any other Denver metro community with real cost math.

Talk to a Specialist