Home

Mosquito Control | Contra Costa Mosquito and Vector Control District

Provides the following services at no additional charge: mosquitoes - inspection and control; mosquitofish - by request, inspection, and placement; rats and mice - inspection and advice on prevention and exclusion; skunks - inspection and assistance; ticks - identification; ground-nesting yellowjackets - inspection and control of ground nests, only; bees - inspection and education, public education - literature and presentations.

Physical Address

155 Mason Circle, Concord, CA 94520

Hours

Monday-Friday, 8am - 4:30pm

Voice

925-685-9301

Main Number

Application process

None

Fee

None

Required documents

None

Eligibility

Contra Costa residents

Languages

English and Spanish

Service area

Contra Costa County

Agency info

Contra Costa Mosquito and Vector Control District

Provides the following free services: mosquitoes - inspection and control; mosquito fish - by request, inspection, and placement; rats and mice - inspection and advice on prevention and exclusion; skunks - inspection and assistance; ticks - identification; ground-nesting yellow jackets - inspection and control of ground nests, only; bees - inspection and education.

© 2025 Contra Costa Crisis Center. All rights reserved.