Revolutionizing · Modernizing · SimplifyingRevolutionizing · Modernizing · SimplifyingCrystal Valley Ranch and Montaine are both neighbourhoods of Castle Rock, CO. There are 45 homes for sale in Crystal Valley Ranch and 27 in Montaine as this page loaded. Montaine is the more expensive of the two: a median asking price of $910,000 against $650,000 in Crystal Valley Ranch, about 40% higher. By the foot it is $255 in Crystal Valley Ranch against $347 in Montaine. A typical home is 2,565 square feet in Crystal Valley Ranch and 2,720 in Montaine, built around 2020 and 2026 respectively. Homes are moving faster in Montaine: a median of 41 days on the market against 59 in Crystal Valley Ranch. Both are in the Douglas RE-1 school district, so the difference between them is the assigned schools rather than the district.
| Measure | Crystal Valley Ranch | Montaine |
|---|---|---|
| For sale today | ||
| Homes for sale | 45 | 27 |
| Median asking price | $650,000 | $910,000 |
| Cheapest home for sale | $549,900 | $725,000 |
| Dearest home for sale | $1,235,000 | $1,300,000 |
| Median price per sq ft | $255 | $347 |
| Median days on market | 59 | 41 |
| The homes themselves | ||
| Median size (sq ft) | 2,565 | 2,720 |
| Median bedrooms | 4 | 3 |
| Typical year built | 2020 | 2026 |
| What actually sold, last 12 months | ||
| Homes sold | 147 | 67 |
| Median sold price | $647,500 | $850,000 |
| Schools the homes for sale are assigned to | ||
| School district | Douglas RE-1 | Douglas RE-1 |
| Elementary | South Ridge | South Ridge |
| Middle | Mesa | Mesa |
| High school | Douglas County | Douglas County |
| Getting around, out of 10 | ||
| Walkability | 4/10 | 4/10 |
| Transit | 3/10 | 2/10 |
| Biking | 5/10 | 5/10 |
| Quiet | 7/10 | 7/10 |
| Calm streets | 7/10 | 7/10 |
| Getting around | 7/10 | 8/10 |
The darker figure in each row is the lower price, the shorter wait, the bigger number or the higher score — which of those is good news depends entirely on whether you are buying or selling, and on what you want from a street.
Crystal Valley Ranch is a growing suburban community in Castle Rock, Colorado, situated south of Denver with convenient access to I-25. The neighborhood offers a mix of newer and established residential development with a family-oriented atmosphere. Residents enjoy proximity to Castle Rock's shopping, dining, and recreational amenities, including the Castle Rock Recreation Center and nearby parks.
Montaine is a newer residential community in Castle Rock, Colorado, situated in the southern Denver metro area. The neighborhood features modern single-family homes, good schools, and planned amenities within a growing suburban setting. Castle Rock itself offers shopping, dining, and recreation along I-25, with easy access to downtown Denver and Colorado Springs.
Montaine is more expensive. The median asking price is $910,000 in Montaine against $650,000 in Crystal Valley Ranch. By price per square foot they run $255 in Crystal Valley Ranch and $347 in Montaine, which is the fairer comparison when the homes are different sizes.
A typical home for sale is 2,565 square feet in Crystal Valley Ranch and 2,720 square feet in Montaine, with a median of 4 and 3 bedrooms respectively.
Going by the homes on the market today, Crystal Valley Ranch is the older of the two: a typical home there was built around 2020, against 2026 in Montaine.
Homes for sale in Montaine have been listed a median of 41 days, against 59 days in Crystal Valley Ranch. Over the last twelve months 147 homes sold in Crystal Valley Ranch and 67 in Montaine, which is the better measure of how busy each one is.
Both are in the Douglas RE-1 school district. The homes for sale in Crystal Valley Ranch are most often assigned to South Ridge Elementary, Mesa Middle, Douglas County High School; in Montaine it is South Ridge Elementary, Mesa Middle, Douglas County High School. School assignment can change, so confirm with the district before it decides anything.
Symbio rates both 4 out of 10 for walkability. On transit they score 3 and 2.
They are not a monthly snapshot. Both neighbourhoods are worked out from the live MLS feed every fifteen minutes and both sides are read from the same instant, so the two sides are always measured against each other rather than against different weeks. The exact moment is stamped at the foot of this page.
Both neighbourhoods come from the live MLS feed, worked out again every fifteen minutes, and both are read from the same instant, so the two sides are always comparable. Figures cover residential homes; rentals, land and commercial are excluded, as are fractional co-ownership shares, which are priced per share and would distort the medians. Sold figures cover the last twelve months. Schools shown are the ones the homes for sale today are assigned to and can change - check with the district before relying on them. Market data is deemed reliable but not guaranteed.
These figures were worked out from the live MLS feed at September 6, 2026 at 9:08 PM Mountain time, and are recomputed every fifteen minutes.