About Us

District Office Hours (adjusted due to COVID-19): Open 8 a.m. to 4:30 p.m. Monday through Friday


imageThe Contra Costa Mosquito & Vector Control District is dedicated to the health and welfare of the county's more than 1 million residents covering 716 square miles. In fact, we've been protecting public health since 1927 when residents formed the District. Funded through tax dollars, the District offers services for mosquitoes, rats and miceground-nesting yellowjacketsticks, and skunks. Our services are provided at no additional charge.

Learn more about our programs and services for Contra Costa residents.

Our trained and certified employees work daily to reduce the risk of diseases spread by insects and animals by controlling them in a responsible, environmentally-conscious manner. It's all part of our Integrated Vector Management (IVM) program where we use the most efficient and effective state-of-the-art protocols and products. All products are registered with the Environmental Protection Agency.


Our Principles

  1. Public Health – we use Integrated Vector Management (IVM) as our core approach to reducing risk to the community.
  2. Environmental Stewardship – we use materials and methods that meet or exceed all applicable regulatory requirements.
  3. Science & Technology – we work diligently with the scientific community to ensure that our methods are scientifically sound and to advance the state of the art of our discipline.
  4. Public Education – we educate and help our residents understand the role they play in assisting us in reducing the risk from vectors of disease.
  5. Safety – we are committed to the safety of employees and the public through ongoing attention to facilities, equipment and training.
  6. Management Effectiveness – we use management systems, protocols and methods that allow us to fulfill our mission in an efficient, transparent and fiscally responsible manner.
  7. Teamwork & Collaboration – we believe that a productive work environment requires teamwork, active collaboration and clear and open communication within and across all entities to develop the future.

Learn more about the history of our District.


Mission Statement

The Contra Costa Mosquito & Vector Control District is a public health agency dedicated to protecting the community from mosquitoes and other vectors of disease.


Governing Board

The District is governed by a Board of Trustees, each representing one of the incorporated cities in Contra Costa County or the county at large. Each trustee is appointed by a city council or by the county supervisors.


Did You Know?

The District is an independent agency - NOT a county entity.


How Special Districts Work - They Are:

• Formed by local residents to provide local services

• Sanctioned by the State of California Government Codes

• Entities that can be the most economical means of providing public service

• Independent, self-governed agencies governed by a board of trustees

• Operated as non-profit organizations

• Responsible directly to the people

• Accountable – Accessible – Efficient

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