Arnold, MO

Welcome to Arnold, MO

A Great Place To Live, Work and Play


The City of Arnold invites you to learn more about our thriving and vibrant city!

Arnold, the largest city in Jefferson County, MO surrounding the junction of Interstate 55 and MO Hwy 141.  According to the Unites States Census Bureau, Arnold had a population of 20,800 at the 2010 Census and it has a total area of 11.94 square miles.

Arnold has several parks and recreation areas including two dog parks or “Paw Parks”. One at Arnold City Park and the other at Ferd B. Lang Park. Both are “off leash” areas.

In addition to the parks and recreation areas, there is the Pomme Golf Course and  the Arnold Recreation Center. You can buy just about anything from the local stores, Arnold has many major stores along with numerous smaller neighborhood stores.

The Fox C-6 School District operates the public schools.  Fox and Seckman are the two schools in the district 

For additional education opportunities, there is the Jefferson College Arnold Campus and for education and recreation the Jefferson County Library Arnold branch. FYI – The Arnold Recreation Center, Jefferson College and Jefferson County Library are all within walking distance of each other.

The two major roads Interstate 55 and MO Hwy 141 can take you anywhere you want to go. St. Louis is only 20 minutes away

From the rolling hills, green trees, and beautiful waterways to our strong and positive cultural, educational, and municipal infrastructure, Arnold is a wonderful place to live, work, and play.

Discover what’s going on in and around Arnold that can enrich and improve your life today and for years to come!

Visit the City of Arnold's website for up-to-date community information


See Arnold Single Family Homes Listings


See Market Insider for Arnold Area


Guide to Buying a Home                                                     

Guide to Selling Your Home

Available Now! 

Listings displaying the MARIS logo are courtesy of the participants of Mid America Regional Information Systems Internet Data Exchange.

Information From Third Parties, Deemed Reliable But Not Verified.