Castle Rock, CO 80104 ZIP Code Profile

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Castle Rock, CO

ZIP Code 80104: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Castle Rock, CO 80104

  • ZIP Code Type: STANDARD
  • County: Douglas County
  • Centroid: Latitude 39.39, Longitude -104.859
  • Time Zone: Mountain Time Zone (UTC -7 hours)
  • Observes DST: Yes
  • Businesses Addresses: 1,351
  • PO Box Addresses: 802
  • Residential Addresses: 11,425
    • Multi-Family Addresses: 1,036
    • Single Family Addresses: 10,389

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

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80104 ZIP Code Map

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Castle Rock, CO 80104 Data & Demographics (As of July 1, 2017)


Total Population 31,536
Daytime Population: Workers 10,633
Daytime Population: Residents 15,323
Total Daytime Population (TDP) 25,956
Ratio TDP/Total Population1 0.82
Population in Households 31,386
Population in Familes 27,555
Population in Group Qrtrs 150
Population Density2 509
Diversity Index3 36


Median Household Income $88,754
Average Household Income $110,193
Per Capita Income $38,989


Total Housing Units 11,696 (100%)
Owner Occupied HU 8,234 (70.4%)
Renter Occupied HU 2,874 (24.6%)
Vacant Housing Units 588 ( 5.0%)
Median Home Value $337,580
Average Home Value $418,263


Total Households 11,108
Average Household Size 2.83
Family Households 8,534
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 2.04% 1.63%
Households 1.84% 1.58%
Families 1.85% 1.57%
Median Household Income   2.4%
Per Capita Income   2.66%

Castle Rock, CO 80104 - Peer Comparisons by Rank and Percentile

The table below compares 80104 to the other 503 ZIP Codes in Colorado by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 62 88th
Population Density # 140 72nd
Diversity Index # 261 48th
Median Household Income # 57 89th
Per Capita Income # 124 76th

Additional comparisons and rankings can be made with a VERY EASY TO USE Colorado Census Data Comparison Tool.

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