Revolutionizing · Modernizing · SimplifyingRevolutionizing · Modernizing · SimplifyingCrystal Valley and Terrain are both neighbourhoods of Castle Rock, CO. There are 10 homes for sale in Crystal Valley and 14 in Terrain as this page loaded. Crystal Valley is the more expensive of the two: a median asking price of $902,500 against $627,500 in Terrain, about 44% higher. By the foot it is $274 in Crystal Valley against $260 in Terrain. A typical home is 3,404 square feet in Crystal Valley and 2,496 in Terrain, built around 2024 and 2018 respectively. Homes are moving faster in Crystal Valley: a median of 26 days on the market against 56 in Terrain. 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 | Terrain |
|---|---|---|
| For sale today | ||
| Homes for sale | 10 | 14 |
| Median asking price | $902,500 | $627,500 |
| Cheapest home for sale | $580,000 | $540,000 |
| Dearest home for sale | $1,225,000 | $899,000 |
| Median price per sq ft | $274 | $260 |
| Median days on market | 26 | 56 |
| The homes themselves | ||
| Median size (sq ft) | 3,404 | 2,496 |
| Median bedrooms | 4 | 3 |
| Typical year built | 2024 | 2018 |
| What actually sold, last 12 months | ||
| Homes sold | 29 | 94 |
| Median sold price | $655,000 | $677,500 |
| Schools the homes for sale are assigned to | ||
| School district | Douglas RE-1 | Douglas RE-1 |
| Elementary | Flagstone | Sage Canyon |
| Middle | Mesa | Mesa |
| High school | Douglas County | Douglas County |
| Getting around, out of 10 | ||
| Walkability | 4/10 | 4/10 |
| Transit | 2/10 | 2/10 |
| Biking | 5/10 | 5/10 |
| Quiet | 7/10 | 7/10 |
| Calm streets | 7/10 | 7/10 |
| Getting around | 8/10 | 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 is a newer residential community in Castle Rock, Colorado, offering modern suburban living with convenient access to the Denver metro area. The neighborhood features planned single-family home developments with good schools and parks, making it popular with families.
Terrain is a newer master-planned community in Castle Rock offering modern suburban living with convenient access to Denver. The neighborhood features contemporary homes, parks, and trails that appeal to families seeking a growing, family-friendly environment. Daily life centers around local schools, retail, and recreation within the community.
Crystal Valley is more expensive. The median asking price is $902,500 in Crystal Valley against $627,500 in Terrain. By price per square foot they run $274 in Crystal Valley and $260 in Terrain, which is the fairer comparison when the homes are different sizes.
A typical home for sale is 3,404 square feet in Crystal Valley and 2,496 square feet in Terrain, with a median of 4 and 3 bedrooms respectively.
Going by the homes on the market today, Terrain is the older of the two: a typical home there was built around 2018, against 2024 in Crystal Valley.
Homes for sale in Crystal Valley have been listed a median of 26 days, against 56 days in Terrain. Over the last twelve months 29 homes sold in Crystal Valley and 94 in Terrain, 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 are most often assigned to Flagstone Elementary, Mesa Middle, Douglas County High School; in Terrain it is Sage Canyon 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 2 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 8:53 PM Mountain time, and are recomputed every fifteen minutes.