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Market Intelligence · CO / Douglas County

Castle Rock, CO home prices and housing market

3 ZIP markets liveData updated September 2026Typical value$646K1-yr changeDown1.3%

The typical home value in Castle Rock, CO is $646K as of September 2026, down 1.3% from a year ago, based on the Zillow Home Value Index. In the typical Castle Rock ZIP code, the median list price is $669K and homes spend a median of 61 days on market as of September 2026 (Realtor.com).

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The coverage

Castle Rock, by the numbers.

Typical home valueZillow ZHVI, September 2026
$646K
1-yr changeMedian across Castle Rock ZIPs
-1.3%
ZIP markets live
3
County
Douglas County

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12-month value trend

-1.3% over 12 months

Typical home value in Castle Rock over the last 12 months: $655K in Sep 2025 to $646K in Sep 2026 (-1.3%).

Sep 2025$655K

Sep 2026$646K

Median Zillow home value index across Castle Rock's ZIP codes.

Context

Castle Rock's housing market has softened over the past year. The typical home value sits at $646,436, down 1.3% from a year ago as of September 2026. There are 632 homes for sale, with a median list price of $668,725 and a median time on market of 61 days. New listings totaled 178 in September 2026, while 32.6% of listings have received a price cut. The market favors buyers right now, with more inventory and less urgency than in recent years. If you're considering selling, expect longer marketing timelines and potential negotiation pressure.

The numbers

What is the housing market like in Castle Rock, CO?

Typical home value

$646K

Down1.3%YoY

Median list price

$669K

Days on market

61

Homes for sale

632

Price cuts

32.6%

New listings

178

Sources · Zillow ZHVI (September 2026) / Realtor.com (September 2026)

Figures reflect Castle Rock's ZIP codes with market data: values and listing medians take the median across ZIPs; inventory and new listings are summed.

Prices over time

Castle Rock, CO home prices over time

Typical home values in Castle Rock, CO are down 1.3% over the past year, from $655K in September 2025 to $646K in September 2026.

Typical home value in Castle Rock, CO, September of each year
MonthTypical value1-yr change
September 2026$646,436-1.3%
September 2025$654,934No prior year

Typical value is the median Zillow Home Value Index across Castle Rock ZIP codes, taken in September of each year so every row compares the same month.

Market balance

Is Castle Rock, CO a buyer's or seller's market?

Castle Rock, CO leans toward a buyer's market.

Homes are taking longer to sell, a large share of listings have cut their asking price, and homes for sale are building up relative to new listings, which gives buyers more room to negotiate.

Based on a median of 61 days on market and 33% of listings with a price cut in the typical Castle Rock ZIP code, and 178 new listings against 632 active listings across Castle Rock, as of September 2026 (Realtor.com).

The outlook

Castle Rock housing market forecast 2027

-0.1%

Weighted average of Zillow's ZIP forecasts, 12 months to September 2027

A weighted average of Zillow's ZIP forecasts, across 3 Castle Rock ZIP codes, points to typical home values holding roughly flat by September 2027 (down 0.1%).

Over the 12 months through September 2026, typical home values in Castle Rock fell 1.3%, per the Zillow Home Value Index.

Will home prices drop in Castle Rock?

Not by much, on the forecasts: a weighted average of Zillow's ZIP forecasts for Castle Rock shows typical home values holding roughly flat by September 2027 (down 0.1%), after a 1.3% decline over the past 12 months. Forecasts are not guarantees: mortgage rates, inventory, and the wider economy can move values either way.

How this is calculated: each ZIP code's 12-month Zillow forecast is weighted by its typical home value (Zillow Home Value Index, September 2026). 3 Castle Rock ZIP codes have both figures.

Forecast: a weighted average of Zillow's ZIP forecasts (Zillow Home Value Forecast, published October 2026), calculated by Home Value Pros. A forecast, not a guarantee.

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Live markets

What ZIP codes are live in Castle Rock?

Typical value is the Zillow home value index (ZHVI) for each ZIP, as of September 2026. 1-yr change compares it to the same ZIP a year earlier.

Zillow ZHVI, September 2026

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Common questions

Questions about Castle Rock, CO home prices.

What is the typical home value in Castle Rock?

The typical home value in Castle Rock is $646,436 as of September 2026, down 1.3% over the past year.

How many homes are for sale in Castle Rock?

There are 632 homes for sale in Castle Rock as of September 2026, with a median list price of $668,725.

How long do homes take to sell in Castle Rock?

The median days on market in Castle Rock is 61 days as of September 2026. About 32.6% of listings have received a price cut, reflecting the current buyer-friendly conditions.

Are home prices going up or down in Castle Rock, CO?

Typical home values in Castle Rock, CO are down 1.3% over the past year, based on the Zillow Home Value Index as of September 2026.

Is Castle Rock, CO a buyer's or seller's market?

Castle Rock, CO leans toward a buyer's market. Homes are taking longer to sell, a large share of listings have cut their asking price, and homes for sale are building up relative to new listings, which gives buyers more room to negotiate. Based on a median of 61 days on market and 33% of listings with a price cut in the typical Castle Rock ZIP code, and 178 new listings against 632 active listings across Castle Rock, as of September 2026 (Realtor.com).

Nearby markets

More Colorado housing markets.

The market is moving

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