Where is Castle Rock, Colorado, USA?

Written and Fact-checked by | Updated On: April 28, 2026 | 14:51 ET

Where is Castle Rock Located? - Castle Rock is a city located in the Douglas County seat County of Colorado, United States. Castle Rock lies between 41.8003 Degrees North latitudes and 73.1212 Degrees West longitudes.

Location Map of Castle Rock, Colorado

Where is Castle Rock, Colorado

Castle Rock Map, Colorado, USA

Where is Castle Rock?: The Google Map showing the location of Castle Rock in the U.S. state of Colorado.

Where is Castle Rock Located?

Castle Rock is a city located in the Douglas County seat County of Colorado, United States. Castle Rock lies between 41.8003 Degrees North latitudes and 73.1212 Degrees West longitudes. According to 2020 U.S.census, the population of Castle Rock city is 73158 people and the city has a total area of 34.29 sq mi. The city has numerous parks and recreational facilities.

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Castle Rock, Colorado Quick Facts

PropertyDetails
TownCastle Rock
CountyDouglas County
StateColorado
State CapitalDenver
US RegionWest
Latitude39.3722° N
Longitude104.8561° W
Elevation6,224 ft (1,897 m)
Land Area41.66 sq mi
Water Area0.08 sq mi
Total Area41.74 sq mi
Population (2020 Census)73,158
Population Density1,756 per sq mi
ZIP Codes80104, 80108, 80109
Area Code303, 720
Time Zone StandardMountain Standard Time (MST, UTC-7)
Time Zone DaylightMountain Daylight Time (MDT, UTC-6)
CurrencyUS Dollar (USD)
FIPS Code08-12490
Congressional District4th Congressional District

Nearby Cities and Towns to Castle Rock, Colorado

  • Castle Pines, Colorado - 7 mi
  • Parker, Colorado - 15 mi
  • Lone Tree, Colorado - 17 mi
  • Highlands Ranch, Colorado - 19 mi
  • Franktown, Colorado - 14 mi
  • Sedalia, Colorado - 10 mi
  • Centennial, Colorado - 22 mi
  • Littleton, Colorado - 27 mi
  • Colorado Springs, Colorado - 41 mi
  • Denver, Colorado - 30 mi

Castle Rock, Colorado Climate and Weather Overview

MonthAvg High (°F)Avg Low (°F)Avg Rainfall (in)
January45180.5
April61311.7
July86552.4
October65341.1
Annual643518.0
Climate AttributeDetails
Climate Classification (Köppen)Cold Semi-Arid (BSk)
Annual RainfallAbout 18.0 in
Annual Sunshine DaysAbout 245 days
Hurricane/Tornado RiskNo hurricane risk and low tornado risk
SnowfallAbout 61 in annually

Driving Distances from Castle Rock, Colorado

CityStateDistance (mi)Approx. Drive Time
Castle PinesColorado710 min
SedaliaColorado1015 min
FranktownColorado1420 min
ParkerColorado1520 min
Lone TreeColorado1720 min
Highlands RanchColorado1925 min
CentennialColorado2230 min
LittletonColorado2735 min
DenverColorado3035 min
Colorado SpringsColorado4145 min

Transportation and Connectivity in Castle Rock, Colorado

TransportationDetails
Airport NameDenver International Airport (nearest major airport)
IATA CodeDEN
PortNo commercial port
Major HighwaysInterstate 25, U.S. Highway 85, Colorado State Highway 86
Train/Amtrak ServiceNo passenger rail service; nearest Amtrak station in Denver
Local Bus/Transit ServiceDouglas County Ride Service and Bustang
  • Interstate 25 provides fast access to both Denver and Colorado Springs, making Castle Rock an important commuter community along the Front Range.
  • Denver International Airport, about 45 miles north, offers extensive domestic and international flight connections.
  • Bustang regional bus service and Douglas County transportation programs provide public transit options for commuters and residents.
  • The nearest Amtrak passenger rail station is located in downtown Denver.
  • Castle Rock is known for its rapidly growing economy, scenic parks, outdoor recreation, shopping, and its location between Colorado's two largest metropolitan areas.

Key Landmarks and Places to Visit in Castle Rock, Colorado

Landmark NameType
Castle RockNatural Landmark
Philip S. Miller ParkRegional Park
Castlewood Canyon State ParkState Park
The Outlets at Castle RockShopping Center
Rock ParkHiking Park
Ridgeline Open SpaceNature Preserve
Miller Activity ComplexRecreation Center
Douglas County Historical Society MuseumHistory Museum
Cherokee Ranch & CastleHistoric Landmark
Metzler Family Open SpaceOpen Space Park

Colleges and Universities in and near Castle Rock, Colorado

Institution NameTypeLevelNotable For
University of Colorado Denver - South Denver LocationPublicUniversityGraduate and professional education
Arapahoe Community College - Sturm Collaboration CampusPublicCommunity CollegeCareer training and university transfer programs
Colorado State University GlobalPublicUniversityOnline undergraduate and graduate education
University of DenverPrivateUniversityBusiness, law, engineering, and research
Pikes Peak State CollegePublicCommunity CollegeTechnical education and workforce development

Waterbodies in Castle Rock, Colorado

Plum Creek, Cherry Creek, Rueter-Hess Reservoir, Chatfield Reservoir, Castlewood Canyon Creek, East Plum Creek, West Plum Creek, Bear Creek

Golf Courses in and near Castle Rock, Colorado

The Ridge at Castle Pines North, Red Hawk Ridge Golf Course, Plum Creek Golf Club, The Country Club at Castle Pines, Castle Pines Golf Club, Bear Dance Golf Club, Perry Park Country Club, Meridian Golf Club

Castle Rock, Colorado - Key Historical Facts

  • Castle Rock was founded in 1874 and named after the prominent castle-shaped butte that overlooks the town and remains its most recognizable landmark.
  • The arrival of the Denver and Rio Grande Railroad helped transform Castle Rock into a regional transportation and commercial center during the late nineteenth century.
  • Local rhyolite stone quarried from the surrounding area was widely used in the construction of many historic buildings throughout Colorado, including landmarks in Denver.
  • For much of its early history, ranching, farming, and stone quarrying formed the backbone of the local economy.
  • Rapid residential and commercial growth began in the late twentieth century as the Denver and Colorado Springs metropolitan areas expanded toward one another.
  • Today, Castle Rock is recognized for its high quality of life, extensive trail system, outdoor recreation, thriving business community, and picturesque setting along Colorado's Front Range.

References

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