Non-emergency police line · Arnold, MO

(636) 296-2222☎  Call (636) 296-2222

✓ Checked against the official site arnoldmo.org · Nov 2026

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Non Emergency Police Number in Arnold, Missouri

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Description

The Arnold Police Department is the municipal police department for Arnold.

Location

2101 Jeffco Blvd, Arnold, MO 63010
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About this agency

AgencyArnold Police Department
TypeMunicipal police department
Address2101 Jeffco Blvd, Arnold, MO 63010
CountyJefferson County
Official websitearnoldmo.org
Number last verifiedNov 2026, against arnoldmo.org

Who answers where. This department answers for addresses inside Arnold. If you are outside the city limits, the county sheriff or county police usually responds instead. See all agencies in Jefferson County. Read how to tell which agency covers your address.

Area served. The city of Arnold covers 12 square miles of land and has about 21,059 residents, roughly 1,827 people per square mile. That is 9% of the 231,230 people in Jefferson County, which averages 352 per square mile (U.S. Census Bureau, 2023 population estimate and land area).

Using (636) 296-2222

Use (636) 296-2222 for non-urgent police matters inside Arnold: noise, a theft or break-in after the suspect has left, an abandoned vehicle, a minor crash with no injuries, or a question about a report. If someone is hurt, in danger or a crime is happening right now, call 911 instead. Read when to call 911 and when to use a non-emergency number.

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