Douglas County ZIP Codes

List of ZIP Codes in Douglas County

The following table lists ZIP Codes associated with Douglas County, Colorado, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	80104	39.30213	-104.81967	Castle Rock	36,461	199.2
2	80108	39.44441	-104.85321	Castle Rock	35,485	388.2
3	80109	39.36473	-104.90056	Castle Rock	27,795	412.9
4	80116	39.30711	-104.71947	Franktown	5,393	22.6
5	80118	39.19132	-104.8848	Larkspur	5,950	17.5
6	80124	39.53197	-104.89173	Lone Tree	22,472	924.6
7	80125	39.48546	-105.05737	Littleton	13,876	136.6
8	80126	39.54127	-104.96251	Littleton	44,482	1587.7
9	80129	39.54521	-105.01203	Littleton	29,495	1617.5
10	80130	39.52918	-104.92448	Littleton	25,293	1420.4
11	80131	39.47627	-105.00899	Louviers	258	179.6
12	80134	39.48282	-104.77957	Parker	77,814	523.9
13	80135	39.27763	-105.13494	Sedalia	4,333	4.5
14	80138	39.51649	-104.67114	Parker	35,942	224.1

About Douglas County ZIP Codes

Douglas County in Colorado (CO) is served by approximately 14 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 365,049 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Douglas County are located in cities such as Parker, Littleton, Castle Rock, Lone Tree, Larkspur. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Douglas County, Colorado follow the America/Denver time zone.

Douglas County ZIP Codes

List of ZIP Codes in Douglas County

About Douglas County ZIP Codes

Colorado Counties ZIP Codes

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