NOTICE: City Buildings & Services Affected by COVID-19

A phased reopening of Oak Creek's municipal buildings has begun.  City Hall, the Police Station, the Public Works building, and Water & Sewer Utility HQ reopen on June 2. More details here.

The Library remains closed to the public until further notice. More details here.

The Oak Creek Recycling Yard has reopened during normally scheduled hours. More details here.


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Responsible for discovering, listing, and placing a fair market value on all real and personal property according to state laws to equitably distribute the local tax burden. Preparation of the annual assessment roll is the end-result of each year’s work. Personnel in the assessment function assist the Public in obtaining assessment information on agricultural, residential, commercial, and manufacturing properties, and manufactured housing units.

City Administrator

Serves as the Chief Administrative Officer of the City and carries out the executive management functions of the government. The Administrator takes strategic direction from, and is accountable to, the City Council.


Responsible for the City's record keeping functions, which include, but are not limited to: serving as clerical support staff for the Mayor and Common Council and the various boards and commissions, monitoring compliance with the Wisconsin Open Meetings and Open Records laws by all subunits of government, administering the election process, alcohol beverage and miscellaneous business licensing, property status verifications and insurance coverages, and implementing State law and Municipal Code requirements.


Responsible for planning, coordinating, and leading the implementation of strategic communications to effectively engage and inform internal and external audiences about City activities and initiatives. The Communication Coordinator is integral in promoting and raising the profile of the City within the broader local and regional community.

Community DevelopmentPeople Walking Accross a Pedestrian Bridge

Responsible for assisting the leaders and citizens of Oak Creek in defining and achieving their long-term vision for the community and its neighborhoods through the implementation of sound land use planning. The Department serves as the focal point for all new development proposed in the City, and is often the first contact for landowners, realtors, and developers. Since 2007, the Department has been responsible for Zoning Code Enforcement, working directly with landowners and businesses to remediate non conformance issues.


Responsible for the design, inspection, and administration of public works infrastructure improvements within the City. In-house staff handles as much of the City’s engineering needs as possible including field survey, design and inspection of capital improvement projects.


Responsible for the accounting and financial reporting of all the City's operations


Oak Creek provides for an all-hazards fire department which responds to all emergency requests within its borders. The mission of the Oak Creek Fire Department is to “Prevent Harm, Provide Care, Protect Each Other, and Take Responsibility”. The department accomplishes this mission by providing prevention, education, fire, emergency medical, rescue, and other services to the community. The Fire Department also participates in extensive mutual aid in the region. This includes participation in a shared services agreement with Milwaukee county fire departments and providing regional aid as a member of MABAS Division 107 as directed by the 2004 State Mutual Aid statute.


Promotes health and the prevention of disease and injury through three core functions: assessment, policy development, and assurance. While the three core functions provide direction to the Health Department, ten essential public health services guide how the Department should carry out the core functions. The Board of Health and a Medical Advisor provide oversight for the Department. The State has designated the Oak Creek Health Department as a Level III health department per Wisconsin Statute and Administrative Code.

Resources for ResidentsHuman Resources

Recruits, develops and retains a high performing and diverse workforce, and fosters a healthy, safe, and productive work environment for employees, their families, departments, and the public in order to maximize individual and organizational potential. The Division is integral in positioning the City of Oak Creek as an employer of choice.

Information Technology

Responsible for the installation, maintenance and administration of all computers, servers, networks, security cameras, city phone system, cellular devices, network security, websites, databases,  geographic information systems (GIS) and software packages as required by the individual departments.


Responsible for assisting residents and contractors with the issuance of permits, by acting on zoning-related issues, investigating complaints, and inspecting all new and renovated building construction for compliance with City and State building codes including plumbing, electrical, HVAC, fire and housing.


Dedicated to supporting educational, civic, and cultural activities of individuals, groups, and organizations. It is also dedicated to providing the opportunity for recreation by utilizing literature, music, media, and other art forms.

Municipal Court

An independent branch of the City of Oak Creek municipal government. The court has exclusive jurisdiction over all traffic and ordinance violations occurring within the city limits, including, but not necessarily limited to: first offense drunk or drugged driving, loitering, shoplifting, disorderly conduct, and building and health code violations. The Municipal Court also hears juvenile matters, such as truancy, underage drinking, drug offenses, and curfew violations.

PoliceCity Overview

Charged with protecting the lives and property of the citizens of Oak Creek and visitors to the community. In order to do this, the Police Department progressively designs and executes programs of community service, crime prevention, and anti-crime education, as well as programs to identify and apprehend those who commit crimes. The Police Department has based its responses to the community in its Mission Statement, which is to “enhance the quality of life in the City of Oak Creek.” This Mission is served by accomplishing the goals of: protecting life and property; preserving the peace, and enforcing the Law.

Public Works

Responsible for providing a full range of public works projects and services to Oak Creek residents and businesses. It is divided into four distinct yet collaborative Divisions. The Public Works Divisions include Streets, Parks & Open Space Maintenance, Forestry, and Street Lighting.


Strives to develop diverse recreational services and programs that promote citizen involvement, personal growth, and community enhancement while striving to increase the social, cultural, and physical well-being of our residents and visitors.


Entrusted with collecting, depositing, and investing of all City funds. The Treasurer’s Office is accountable for the entire tax roll process. This office is also responsible for reconciling various bank statements.

Water & Sewer Utility

Provides water and sewerage service to 60,000 people over a 83 square mile service area. OCWS installs new mains and services, helps customers locate leaks, and resolves sewer back-up problems which may result from main line blockages.