Insights

Strong Community Engagement St. Louis County actively invests in community programs such as homeowner support and senior property tax initiatives, demonstrating openness to partnerships that enhance public service delivery and community well-being.

Financial Resources & Grants With secured funding including an $18 million settlement and a $1.5 million federal grant, the county has ongoing projects that may require technological solutions, consulting, or project management services to support infrastructure or environmental initiatives.

Technological Initiatives The county's adoption of advanced GIS systems and digital engagement platforms highlights a focus on innovative technology solutions, presenting opportunities for vendors specializing in GIS, data analytics, and civic tech tools.

Public Safety & Infrastructure Recent efforts to improve pedestrian safety and infrastructure resilience create a need for safety technologies, infrastructure upgrades, or consulting services tailored to municipal safety and urban planning.

Growth & Diversity As Missouri's most populous and economically diverse county, St. Louis County is continuously expanding its services and facilities, providing opportunities for vendors offering scalable government technology, workforce solutions, or community development services.

St. Louis County Tech Stack

St. Louis County uses 8 technology products and services including Mura CMS, Apple iCloud Mail, Google Fonts API, and more. Explore St. Louis County's tech stack below.

  • Mura CMS
    Content Management System
  • Apple iCloud Mail
    Email
  • Google Fonts API
    Font Scripts
  • DocuSign
    Miscellaneous
  • Cisco Catalyst
    Network Hardware
  • Qualtrics
    Online Form Builders
  • HSTS
    Security
  • Google Analytics
    Web Analytics

Media & News

St. Louis County's Email Address Formats

St. Louis County uses at least 2 format(s):
St. Louis County Email FormatsExamplePercentage
FLast@stlouisco.comJDoe@stlouisco.com
92%
First.Last@stlouisco.comJohn.Doe@stlouisco.com
5%
First_Last@stlouisco.comJohn_Doe@stlouisco.com
2%
FMiddleLast@stlouisco.comJMichaelDoe@stlouisco.com
1%
FLast@stlouiscountymo.govJDoe@stlouiscountymo.gov
99%
Last@stlouiscountymo.govDoe@stlouiscountymo.gov
1%

Frequently Asked Questions

Where is St. Louis County's headquarters located?

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St. Louis County's main headquarters is located at 41 South Central Avenue St. Louis, Missouri 63105 United States. The company has employees across 3 continents, including North AmericaAsiaEurope.

What is St. Louis County's phone number?

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You can contact St. Louis County's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is St. Louis County's official website and social media links?

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St. Louis County's official website is stlouiscountymo.gov and has social profiles on LinkedIn.

What is St. Louis County's SIC code NAICS code?

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St. Louis County's SIC code is 7991 - Physical Fitness Facilities NAICS code is 92 - Public Administration.

How many employees does St. Louis County have currently?

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As of February 2026, St. Louis County has approximately 2.4K employees across 3 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer For St. Louis County Healthcare: D. M.Chief Operating Officer: D. V.Chief Technology Officer: W. R.. Explore St. Louis County's employee directory with LeadIQ.

What industry does St. Louis County belong to?

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St. Louis County operates in the Government Administration industry.

What technology does St. Louis County use?

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St. Louis County's tech stack includes Mura CMSApple iCloud MailGoogle Fonts APIDocuSignCisco CatalystQualtricsHSTSGoogle Analytics.

What is St. Louis County's email format?

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St. Louis County's email format typically follows the pattern of FLast@stlouisco.com. Find more St. Louis County email formats with LeadIQ.

When was St. Louis County founded?

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St. Louis County was founded in 1812.

St. Louis County

Government AdministrationMissouri, United States1001-5000 Employees

With over 1 million residents, St. Louis County is the most populous county in Missouri. St. Louis County is located near the eastern edge of Missouri, surrounded by the city of St. Louis and the Mississippi River to the east, the Missouri River to the north, and the Meramec River to the south. St. Louis County government's headquarters are located in Clayton, Missouri.

St. Louis County is not only the most populous but also the most economically diverse county in Missouri. With over 600,000 jobs, St. Louis County is known as the economic engine of the state. 

St. Louis County is known for being an exceptional place to live, work, and raise a family.

St. Louis County is home to more than 70 County-managed parks, three State parks, and a portion of a national fish and wildlife refuge.

Education in St. Louis County is provided by 24 school districts, private schools, both a unified public library system and several municipal libraries, and several colleges and universities.

St. Louis County government is divided between the executive branch governed by the St. Louis County Executive, and the legislative branch governed by the seven members of the St. Louis County Council. There are around 4,000 employees working for St. Louis County government.

The current county executive is Dr. Sam Page, who was inaugurated on April 29, 2019.

Section iconCompany Overview

Headquarters
41 South Central Avenue St. Louis, Missouri 63105 United States
Phone number
SIC Code
7991 - Physical Fitness Facilities
NAICS Code
92 - Public Administration
Founded
1812
Employees
1001-5000

Section iconFunding & Financials

  • $250M$500M

    St. Louis County's revenue is estimated to be in the range of $250M$500M

Section iconFunding & Financials

  • $250M$500M

    St. Louis County's revenue is estimated to be in the range of $250M$500M

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