A Gazetteer for the United States and Canada
Welcome to Arnold ...
The city of Arnold is located in Jefferson County.
The location of Arnold has been provided by the Geographic Names Information System (ie- the GNIS).<1>
From the Census Estimates for 2018, Arnold has a population of 21,073 people<2> (see below for details).
Arnold is 500 feet [152 m] above sea level.<3>.
Time Zone: Arnold lies in the Central Time Zone (CST/CDT) and observes daylight saving time
The telephone area code for Arnold: (636)
The ZIP code for Arnold: 63010<4>
Websites for Arnold ...
Official Website: www.arnoldmo.org/
Population Details ...
Taken from the 2018 Census Estimates, Arnold had an population of 21,073 people. This is an increase of 1.27% since the 2010 Census (or an increase of 5.55% since the 2000 Census).
At the time of the 2010 Census, Arnold had a population of 20,808 people (which is 9.51% of the total population of Jefferson County). This makes Arnold the county's most populous community.
The population of Arnold represents 0.35% of the population of Missouri (which has 5,988,927 people), making it the state's 32nd most populous community.
With a 2010 count of 20,808 people, the population of Arnold increased 4.22% from the 2000 Census (with a count of 19,965 people).
More information can be found on the Census Page for Arnold.
Communities Also Named Arnold ...
Using our Gazetteer, we have found that there are 39 communities that are also named Arnold - they are located in Alabama, British Columbia, California (3), Georgia (6), Illinois (2), Iowa, Kansas (3), Kentucky (2), Maine, Maryland, Massachusetts, Michigan (3), Minnesota, Montana, Nebraska, Nevada, North Carolina, North Dakota, Nova Scotia, Ohio, Pennsylvania (2), Texas, West Virginia (2) and Wisconsin.
For more information, see our Tidbits & Trivia Page for Arnold.
Communities near Arnold ...
We have created a list of 10 communities that are near Arnold.
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 Arnold. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Arnold.
Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Arnold. 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 Arnold.
We also have a detailed list of newspapers that have been published in the area around Arnold. See our Newspapers Page for Arnold.
TripAdvisor Tourism Pages for Arnold ...
Looking for more information about Arnold? 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 Arnold, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Arnold.
Other Roadside Stops ...
Off-the-Road Links ...
The official website for Arnold: www.arnoldmo.org/
The official website for Jefferson County: www.jeffcomo.org/
The official website for State of Missouri: https://www.mo.gov/
Please keep in mind that we can not guarantee the accuracy or timeliness of the information on this website, so use with care. We encourage you to double-check the information that is critical to you.
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This page was last modified: 24 May 2020