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Welcome to Moses Lake ...

The city of Moses Lake is located in Grant County<1>.

Moses Lake was established in 1910.

A typical abbreviation for Moses Lake: Moses Lk.

See our Genealogy Helper Page for Moses Lake for more information about variations on the name of Moses Lake.

From the  Census Estimates for 2019, Moses Lake has a population of 23,963 people<2> (see below for details).

The community of Moses Lake is 1,060 feet [323 m] above sea level.<3>.

Time Zone: Moses Lake lies in the Pacific Time Zone (PST/PDT) and observes daylight saving time

Area Code for Moses Lake: 509

The ZIP code for Moses Lake: 98837<4>

Population Details ...

Taken from the 2019 Census Estimates, Moses Lake had an population of 23,963 people. This is an increase of 17.66% since the 2010 Census (or an increase of 60.26% since the 2000 Census).

At the time of the 2010 Census, Moses Lake had a population of 20,366 people (or 22.74% of the total population of Grant County). This makes Moses Lake the county's most populous community.

The population of Moses Lake represents 0.3% of the total population of Washington (which has 6,724,540 people), making it the state's 46th most populous community.

With a 2010 count of 20,366 people, the population of Moses Lake increased 36.2% from the 2000 Census (which had a count of 14,953 people).

More information can be found on the Census Page for Moses Lake.

Websites for Moses Lake ...

Chamber of Commerce:   www.moseslake.com/

Although we don't have any websites that are specific to Moses Lake, the following might be of interest:

Communities near Moses Lake ...

We have created a list of 10 communities that are near Moses Lake.

To Help With Your Genealogy Research ...

We have a couple of sections for those tracing their genealogy.

We created a list of cemeteries that are in the area around Moses Lake. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Moses Lake.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Moses Lake. Our list includes information such as whether the 1895 community had a post office or railroad service. See our List of 1890's Communities around Moses Lake.

We also have a detailed list of newspapers that have been published in the area around Moses Lake. Our list includes 6 papers. See our Newspapers Page for Moses Lake.

TripAdvisor Tourism Pages for Moses Lake ...

Looking for more information about Moses Lake? A wonderful source is the TripAdvisor website. We always start with the TripAdvisor Tourism page, where you can read an overview with links that will help you find lodging, restaurants and attractions.

In addition to the Tourism page for Moses Lake, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Moses Lake.

Adding Moses Lake to Our Gazetteer ...

We originally found mention of Moses Lake in both the FIPS-55 and the GNIS. For more information, see the FIPS and GNIS Codes sections on our Miscellaneous Page.

From our notes, the earliest published mention we've found for Moses Lake was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<7>

X2X - From that list, the Moses Lake post office opened in 1906.

We also found Moses Lake on a map titled Mobile Oil Map of Washington (1949).

For more details, see References and Mentions for Moses Lake.

Unfortunately, we don't know of a website for Moses Lake. If you can help, please contact us through our Feedback Page.

The official website for Grant County: www.co.grant.wa.us/

The official website for State of Washington: https://wa.gov/

Footnotes ...

<1>If you're interested in how the shape of Washington's counties, including Grant, have changed over time, we recommend the Atlas of Historical County Boundaries.
<2>Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Moses Lake.
<3>The elevation is an estimate for the area around Moses Lake - it will be higher in some places and lower in others.
<4>ZIP Codes have been created by the United States Postal Service (USPS) as a way of grouping addresses to make delivery more efficient. The boundaries of the ZIP Code can be changed, re-assigned, eliminated or overlapped with other ZIP Codes. So keep in mind that any given ZIP Code is only 'loosely' associated with a city (such as Moses Lake). When looking for a ZIP Code, whether Moses Lake or elsewhere, it's always best to check the website of the United States Postal Service (USPS).
<5>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<6>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.
<7>A copy of their list with background information can be found at:

      https://cblevins.github.io/us-post-offices/data-biography/




 

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This page was last modified/updated: 17 Jul 2025