Delaware County ZIP Codes

List of ZIP Codes in Delaware County

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

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	52036	42.47285	-91.34086	Delaware	124	112.2
2	52038	42.58586	-91.55685	Dundee	522	7.5
3	52040	42.51114	-91.13884	Dyersville	5,508	34.3
4	52041	42.5051	-91.25515	Earlville	1,796	11.8
5	52050	42.60532	-91.33204	Greeley	477	5.8
6	52057	42.4916	-91.45333	Manchester	7,883	21.9
7	52223	42.41315	-91.32408	Delhi	1,170	9.5
8	52237	42.34368	-91.25193	Hopkinton	1,526	7.0
9	52330	42.35261	-91.50076	Ryan	1,186	9.7

About Delaware County ZIP Codes

Delaware County in Iowa (IA) is served by approximately 9 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 20,192 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 Delaware County are located in cities such as Manchester, Dyersville, Earlville, Hopkinton, Ryan. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Delaware County, Iowa follow the America/Chicago time zone.

Delaware County ZIP Codes

List of ZIP Codes in Delaware County

About Delaware County ZIP Codes

Iowa Counties ZIP Codes

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