Housing Market in Castle Rock
Castle Rock's housing market shows a real, unreconciled internal discrepancy in the primary source reviewed -- worth disclosing directly rather than picking one figure -- alongside a comparatively tight, mutually consistent neighborhood-level range once accounted for.
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Learn moreTwo different Redfin readings, genuinely disclosed
One Redfin snapshot cites a $636,000 median sale price for March 2026 (DOWN 7.2% year-over-year); a separate, apparently more recent Redfin citation instead shows $660,000 (UP 3.3% year-over-year). Both are disclosed here as a real, same-source discrepancy likely reflecting different snapshot dates, rather than reconciled into one number. Price per square foot is cited at $204, DOWN 6.8% year-over-year.
Wide neighborhood-level variance
Within Castle Rock, neighborhood-level figures vary considerably: Downtown Castle Rock sold at a $550K median in January 2026, South Castle Rock at $697K (trailing 3 months), and Southwest Castle Rock at $1.4M in the most recent month reviewed -- a real, wide internal range worth knowing before assuming a single citywide price applies evenly across Castle Rock's own neighborhoods.
The most affordable-to-middle position among the three Douglas County communities in this build
Whichever Castle Rock figure is used ($636K or $660K), it runs below Highlands Ranch's $678K-$714K range and roughly at or below Parker's $658,000 -- Castle Rock reads as the most affordable, or tied for most affordable, of the three Douglas County communities in this build on the housing-price dimension specifically.
An active-growth market, similar to Parker
Castle Rock's population shows real, active growth (up 16.52% since the 2020 Census per one estimate, still growing ~2.72%/year) -- similar to Parker's own active-growth profile and a genuine contrast with Highlands Ranch's disclosed near-plateau, meaning buyers should expect a real mix of resale and new-construction inventory here.
Key takeaways
- Castle Rock's median home price reads as either $636,000 (down 7.2% YoY) or $660,000 (up 3.3% YoY) depending on the Redfin snapshot used -- a real, disclosed internal discrepancy.
- Neighborhood-level prices vary widely within Castle Rock: Downtown $550K, South Castle Rock $697K, Southwest Castle Rock $1.4M.
- Castle Rock reads as the most affordable, or tied for most affordable, of the three Douglas County communities in this build on median home price specifically.
- Castle Rock's active population growth (up 16.52% since the 2020 Census per one estimate) means a real mix of resale and new-construction inventory, similar to Parker and unlike built-out Highlands Ranch.
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