Castle Rock Rent Report: June 2026

Welcome to the Apartment List June 2026 Rent Report for Castle Rock, CO. Currently, the overall median rent in the city stands at $1,652, after rising 1.1% last month. Prices remain down 2.7% year-over-year. Read on to learn more about what’s been happening in the Castle Rock rental market and how it compares to trends throughout the broader Denver metro area and the nation as a whole.

The median rent in Castle Rock rose by 1.1% over the course of May, and has now decreased by a total of 2.7% over the past 12 months. Castle Rock’s rent growth over the past year has has outpaced the state average (-4.1%) but fallen behind the national average (-1.5%).

Five months into the year, rents in Castle Rock have risen 3.7%. This is a faster rate of growth compared to what the city was experiencing at this point last year: from January to May 2025 rents had increased 2.2%.

If we expand our view to the wider Denver metro area, the median rent is $1,634 meaning that the median price in Castle Rock ($1,652) is 1.1% greater than the price across the metro as a whole. Metro-wide annual rent growth stands at -4.7%, below the rate of rent growth within just the city.

The table below shows the latest rent stats for 20 cities in the Denver metro area that are included in our database. Among them, Commerce City is currently the most expensive, with a median rent of $2,382. Englewood is the metro’s most affordable city, with a median rent of $1,444. The metro's fastest annual rent growth is occurring in Commerce City (0.6%) while the slowest is in Glendale (-7.1%).

Apartment List is committed to the accuracy and transparency of our rent estimates. We begin with reliable median rent statistics from the Census Bureau, then extrapolate them forward to the current month using a growth rate calculated from our listing data. In doing so, we use a same-unit analysis similar to Case-Shiller’s approach, capturing apartment transactions over time to provide an accurate picture of rent growth in cities across the country. Our approach corrects for the sample bias inherent in other private sources, producing results that are much closer to statistics published by the Census Bureau and HUD. For more details, please see the Apartment List Rent Estimate Methodology.

Apartment List publishes monthly rent reports and underlying data for hundreds of cities across the nation, as well as data aggregated for counties, metros, and states. These data are intended to be a source of reliable information that help renters and policymakers make sound decisions. Insights from our data are covered regularly by journalists across the country. To access the data yourself, please visit our Data Downloads Page.