St. Louis County

The Clayton Police Department has been using automated license plate readers since at least 2013.

Sources (via the EFF Atlas): Clayton Police Department

The Clayton Police Department began using body-worn camera in August 2020.

Sources (via the EFF Atlas): Clayton Police DepartmentSt. Louis Post-Dispatch

The Clayton Police Department maintains a voluntary registry of private and personal surveillance cameras.

Sources (via the EFF Atlas): City of Clayton

The Clayton Police Department operates one DJI Matrice 210 drone as of 2019, according to data compiled by the Center for the Study of the Drone at Bard College.

Sources (via the EFF Atlas): Center for the Study of the Drone at Bard Collegewww.faa.govwww.claytonmo.gov

The Creve Coeur Police Department has been using automated license plate readers since at least 2012. CCPD began partnering with Flock Safety in 2021.

Sources (via the EFF Atlas): City of Creve CoeurCreve Coeur Police DepartmentCity of Creve Coeur

The Creve Coeur Police Department uses Coreforce (formerly Utility) body-worn cameras.

Sources (via the EFF Atlas): City of Creve CoeurCity of Des Peres

The Creve Coeur Police Department operates camera registry.

Sources (via the EFF Atlas): Creve Coeur Police Department

The Creve Coeur Police Department operates one drone as of 2017, according to data compiled by the Center for the Study of the Drone at Bard College.

Sources (via the EFF Atlas): Center for the Study of the Drone at Bard CollegeMuckRockwww.creve-coeur.org

The Ferguson Police Department operates 13 Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Ferguson Police Department began using Axon body-worn cameras in 2014.

Sources (via the EFF Atlas): ABC NewsFerguson Police Department

The Ferguson Police Department purchased two drones in 2025.

Sources (via the EFF Atlas): Fox 2

The Ferguson Police Department acquired ShotSpotter gunshot detection technology in 2020.

Sources (via the EFF Atlas): ShotSpotterThe City Council of the City of FergusonWBALTV

The St. Louis County Police Department purchased mobile automated license plate readers in 2017. It uses Genetec ALPRs, but also shares data through Vigilant Solutions' LEARN system.

Sources (via the EFF Atlas): St. Louis County Police DepartmentSt. Louis County CouncilSt. Louis County Police Department

The St. Louis County Police Department operates four drones as of 2018, according to data compiled by the Center for the Study of the Drone at Bard College.

Sources (via the EFF Atlas): Center for the Study of the Drone at Bard Collegewww.powerdms.comwww.faa.gov

The St. Louis County Police Department installed ShotSpotter gunshot detection technology in 2017.

Sources (via the EFF Atlas): St Louis Public RadioFox News

The St. Louis County Police Department started using Hunchlab (now Shotspotter Connect) predictive policing software in 2015.

Sources (via the EFF Atlas): KRTS

The Edmundson Police Department operates three Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Edmundson Police Department uses WatchGuard body-worn cameras.

Sources (via the EFF Atlas): Facebook

The Edmundson Police Department maintains a "Residential Camera Program" that asks residents to register their home surveillance cameras.

Sources (via the EFF Atlas): Edmundson Police Department

In 2019, the Ellisville Police Department received a grant from the Missouri Chief of Police Association for a automated license plate reader.

Sources (via the EFF Atlas): City of Ellisville

The Ellisville Police Department uses Axon body-worn cameras.

Sources (via the EFF Atlas): Ellisville Police Archive

The Ellisville Police Department operates one DJI Mavic drone as of 2018, according to data compiled by the Center for the Study of the Drone at Bard College.

Sources (via the EFF Atlas): Center for the Study of the Drone at Bard Collegewww.ellisville.mo.us

The Florissant Police Department deployed two fixed and two mobile automated license plate readers in 2019.

Sources (via the EFF Atlas): Florissant Police Department

The Florissant Police Department equipped officers with 57 body-worn cameras in March 2019.

Sources (via the EFF Atlas): Florissant Police Department

The Florissant Police Department. maintains a voluntary registry of private and personal surveillance cameras.

Sources (via the EFF Atlas): City of FlorissantSt. Louis Post-Dispatch

The Manchester Police Department operates eight Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Manchester Police Department uses Coreforce (formerly Utility) body-worn cameras.

Sources (via the EFF Atlas): City of Des Peres

The Manchester Police Department maintains a voluntary registry of private and personal surveillance cameras.

Sources (via the EFF Atlas): The City of Manchester Missouri

The Maplewood Police Department operates five Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Maplewood Police Department uses body-worn cameras.

Sources (via the EFF Atlas): City of Des PeresMaplewood Police Department Facebook page

The Maplewood Police Department maintains a registry of privately owned surveillance cameras.

Sources (via the EFF Atlas): Maplewood Police Department

The Maryland Heights Police Department has been using mobile automated license plate readers since 2010. A stationary ALPR system was included in the police department's 2020 budget.

Sources (via the EFF Atlas): St. Louis Post-Dispatch2020

Maryland Heights Police Department officers wear body-worn cameras, according to social media posts as recent as 2019.

Sources (via the EFF Atlas): Maryland Heights Police Department Twitter accountMaryland Heights Police Department Twitter account

The Maryland Heights Police Department maintains a voluntary registry of private and personal surveillance cameras through Motorola Solutions' CityProtect platform.

Sources (via the EFF Atlas): Maryland Heights Police DepartmentSt. Louis Post-DispatchCityProtect

The St. Louis Metropolitan Police Department uses both fixed and mobile automated license plate readers.

Sources (via the EFF Atlas): St. Louis Metropolitan Police DepartmentUS Court of Appeals, Eighth Circut

St. Louis Metropolitan Police Department officers began using Coreforce (formerly Utility) body-worn cameras in 2020.

Sources (via the EFF Atlas): KSDK

The City of St. Louis purchased ShotSpotter gunshot detection technology in 2008.

Sources (via the EFF Atlas): St. Louis Missouri Police Department

The University City Police Department operates 19 Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The University City Police Department purchased 80 WatchGuard body-worn cameras.

Sources (via the EFF Atlas): University City Police Department

The University City Police Department has a voluntary camera registry program.

Sources (via the EFF Atlas): Facebook

The Brentwood Police Department installed five Flock Safety automated license plate readers in October 2022.

Sources (via the EFF Atlas): KSDK

The Brentwood Police Department began its body-worn camera program in 2018.

Sources (via the EFF Atlas): Brentwood Police DepartmentSt. Louis Post-Dispatch

As of April 2024, the Chesterfield Police Department operates eight Flock Safety automated license plate readers. The agency stores ALPR data for 30 days.

Sources (via the EFF Atlas): Flock SafetyThe News & ObserverThe News & Observer

The Chesterfield Police Department began equipping its officers with body-worn cameras in January 2018.

Sources (via the EFF Atlas): City of Chesterfield

The Eureka Police Department operates 10 Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Eureka Police Department operates one drone as of 2020, according to data compiled by the Center for the Study of the Drone at Bard College.

Sources (via the EFF Atlas): Center for the Study of the Drone at Bard Collegewww.faa.govwww.stltoday.com

The Hazelwood Police Department operates 11 Flock Safety automated license plate readers and other cameras as of June 2025. The agency stores ALPR data for 30 days.

Sources (via the EFF Atlas): Flock Safety

The U.S. Department of Justice awarded $56,321 to the Hazelwood Police Department in 2016 as part of the Bureau of Justice Assistance's body-worn camera grant program.

Sources (via the EFF Atlas): U.S Department of Justice

The Hillsdale Police Department operates four Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Hillsdale Police Department has four body-worn cameras from Blue Line Technologies

Sources (via the EFF Atlas): St. Louis Post-Dispatch

The Ladue Police Department operates 13 Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Ladue Police Department began using Coreforce (formerly Utility) body-worn cameras in 2020.

Sources (via the EFF Atlas): City of LadueCity of Des Peres

The Richmond Heights Police Department operates four Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Richmond Heights Police Department initiated its body-worn camera program began in early 2018 as part of a partnership with the Regional Justice Information Services (REJIS) and the US Department of Justices’ Bureau of Justice Assistance.

Sources (via the EFF Atlas): Richmond Heights Police DepartmentBrentwood Police DepartmentSt. Louis Post-Dispatch

As of April 2024, the Shrewsbury Police Department operates eight Flock Safety automated license plate readers. The agency stores ALPR data for 30 days.

Sources (via the EFF Atlas): Flock SafetyThe News & ObserverThe News & Observer

The Shrewsbury Police Department maintains a camera registry via Flock Safety.

Sources (via the EFF Atlas): Shrewsbury Police Department Government Website

The Town & Country Police Department fully implemented its body-worn camera program in November 2020.

Sources (via the EFF Atlas): Town & Country Police DepartmentTown & Country Police DepartmentSt. Louis Post-Dispatch

The Town & Country Police Department maintains a voluntary registry of private and personal surveillance cameras through Motorola Solutions' CityProtect platform.

Sources (via the EFF Atlas): Town & Country Police Facebook pageCityProtect

As of April 2024, the Webster Groves Police Department operates six Flock Safety automated license plate readers. The agency stores ALPR data for 30 days.

Sources (via the EFF Atlas): Flock SafetyThe News & ObserverThe News & Observer

The Webster Groves Police Department has been using body-worn cameras since at least 2020.

Sources (via the EFF Atlas): www.stltoday.com

The Ballwin Police Department began using body-worn cameras in 2020.

Sources (via the EFF Atlas): City of Des PeresKMOV

The Bella Villa Police Department uses Wolfcom body-worn cameras, according to a testimonial on the company's website.

Sources (via the EFF Atlas): WolfcomOneZero

Bellefontaine Police Department began its body-worn camera program in 2017 as part of a partnership with Regional Justice Information Services (REJIS) and the US Department of Justices’ Bureau of Justice Assistance (BJA).

Sources (via the EFF Atlas): Bellefontaine Police DepartmentBrentwood Police Department

Berkeley Police Department began outfitting its officers with body-worn cameras in 2015.

Sources (via the EFF Atlas): St. Louis Post-Dispatch

The Bridgeton Police Department uses Coreforce (formerly Utility) body-worn cameras.

Sources (via the EFF Atlas): City of Des PeresSt. Louis Post-Dispatch

The Calverton Park Police Department operates three Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

Crestwood Police Department has had body-worn cameras since at least 2021.

Sources (via the EFF Atlas): Digital Ally

The Des Peres Department of Public Safety implemented a body camera program in 2021.

Sources (via the EFF Atlas): News articleCity of Des Peres

The Kirkwood Police Department shared data collected using Vigilant Solutions automated license plate readers with 142 other law enforcement agencies, according to documents produced in 2019.

Sources (via the EFF Atlas): MuckRock

Moline Acres Police Department began its body-worn camera program in 2017 as part of a partnership with Regional Justice Information Services (REJIS) and the US Department of Justices’ Bureau of Justice Assistance (BJA).

Sources (via the EFF Atlas): Brentwood Police DepartmentSt. Louis Post-Dispatch

The Overland Police Department scanned 172,759 license plates in 2018 using Vigilant Solutions automated license plate readers.

Sources (via the EFF Atlas): MuckRock

The Saint Ann Police Department operates 11 Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Saint John Police Department operates five Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Saint Louis County Police acquired BodyWorn body-worn cameras for all 700 officers for $5 million in early 2020.

Sources (via the EFF Atlas): KMOVUtility, Inc.St. Louis Public Radio

The Saint Louis Metropolitan Police Department uses drones.

Sources (via the EFF Atlas): Saint Louis Metropolitan Police DepartmentHEC-TV

The St. Louis Metropolitan Police Department has operated a real-time crime center since May 2015. The RTCC has access to over 600 police and city cameras, more than 200 automated license plate reader, and a network of ShotSpotter gunshot detection sensors. It also has access to an estimated 1,300 additional cameras from businesses in St. Louis. SLMPD also uses Hunchlab (now Shotspotter Connect) predictive policing software.

Sources (via the EFF Atlas): St. Louis Police DepartmentSt. Louis AmericanThe Verge

The Sunset Hills Police Department operates three Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Town and Country Police Department operates five Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The University of Missouri-St. Louis began its body-worn camera program in 2017 as part of a partnership with Regional Justice Information Services (REJIS) and the US Department of Justices’ Bureau of Justice Assistance (BJA).

Sources (via the EFF Atlas): Brentwood Police DepartmentUniversity of Missouri–St. Louis Daily

The Warson Woods Police Department operates six Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department

The Woodson Terrace Police Department operates three Flock Safety automated license plate readers as of September 2025.

Sources (via the EFF Atlas): Pittsboro Police Department