Grant County ZIP Codes

List of ZIP Codes in Grant County

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

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	98823	47.33853	-119.63536	Ephrata	12,661	16.4
2	98824	47.06857	-119.86653	George	239	96.7
3	98832	47.34669	-119.02033	Marlin	158	0.3
4	98837	47.14809	-119.3163	Moses Lake	47,399	37.6
5	98848	47.17182	-119.84109	Quincy	13,014	11.0
6	98851	47.42002	-119.43462	Soap Lake	4,996	13.2
7	98853	47.44655	-119.28061	Stratford	0	0.0
8	98857	46.98656	-119.03698	Warden	3,935	9.1
9	98860	47.46899	-119.12391	Wilson Creek	245	1.0
10	99123	47.89738	-119.04017	Electric City	952	18.3
11	99135	47.65658	-119.09608	Hartline	441	1.0
12	99321	46.86576	-119.88925	Beverly	905	9.9
13	99349	46.73078	-119.6996	Mattawa	8,098	11.7
14	99357	46.89295	-119.67902	Royal City	3,550	6.3

About Grant County ZIP Codes

Grant County in Washington (WA) 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 96,593 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 Grant County are located in cities such as Moses Lake, Quincy, Ephrata, Mattawa, Soap Lake. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Grant County, Washington follow the America/Los_Angeles time zone.

Grant County ZIP Codes

List of ZIP Codes in Grant County

About Grant County ZIP Codes

Washington Counties ZIP Codes

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