Jefferson County ZIP Codes

List of ZIP Codes in Jefferson County

The following table lists ZIP Codes associated with Jefferson 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	80002	39.79405	-105.10845	Arvada	20,975	1246.6
2	80003	39.827	-105.06412	Arvada	35,381	2075.9
3	80004	39.81443	-105.12293	Arvada	34,580	1867.4
4	80005	39.85053	-105.13031	Arvada	28,883	952.6
5	80007	39.8665	-105.19875	Arvada	18,290	282.2
6	80021	39.89105	-105.11448	Broomfield	35,562	830.4
7	80033	39.77315	-105.10222	Wheat Ridge	26,841	1242.8
8	80123	39.61578	-105.0692	Littleton	45,364	1456.8
9	80127	39.52249	-105.15773	Littleton	43,826	254.9
10	80128	39.56167	-105.07914	Littleton	36,859	1133.1
11	80214	39.74205	-105.07123	Denver	26,759	2213.0
12	80215	39.74412	-105.1158	Denver	19,684	1392.3
13	80226	39.71081	-105.09155	Denver	32,237	1534.1
14	80227	39.66331	-105.10536	Denver	34,946	1247.8
15	80228	39.69186	-105.15726	Denver	34,677	1168.1
16	80232	39.68892	-105.08983	Denver	22,398	2226.8
17	80235	39.64615	-105.08909	Denver	8,374	952.1
18	80401	39.71672	-105.23286	Golden	43,429	341.7
19	80403	39.83229	-105.32013	Golden	20,789	56.5
20	80419	39.7284	-105.20239	Golden	0	0.0
21	80425	39.34714	-105.23162	Buffalo Creek	325	2.3
22	80433	39.49636	-105.29586	Conifer	8,392	48.7
23	80453	39.66477	-105.24285	Idledale	306	224.1
24	80454	39.63109	-105.25204	Indian Hills	1,320	101.2
25	80457	39.65091	-105.29972	Kittredge	298	187.1
26	80465	39.60437	-105.21521	Morrison	16,277	144.8
27	80470	39.40104	-105.34527	Pine	3,888	14.7

About Jefferson County ZIP Codes

Jefferson County in Colorado (CO) is served by approximately 27 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 600,660 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 Jefferson County are located in cities such as Denver, Arvada, Littleton, Golden, Broomfield. These cities and towns help define the economic and demographic character of the county.

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

Jefferson County ZIP Codes

List of ZIP Codes in Jefferson County

About Jefferson County ZIP Codes

Colorado Counties ZIP Codes

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