The Building Department provides technical expertise in comprehensive planning, code enforcement and supervision of the construction building projects.  These services are provided to ensure public safety, health, welfare and orderly growth of the City. Our goals are that all City buildings meet minimum standards for occupancy, safety and code compliance and to provide the public with user friendly information.

To apply for permits, please visit the portal below.  You can use this portal to apply for building permits or occupancy inspections, as well as pay for and print permits.  If you have any issues, please contact the Building Department at (636) 390-1010.

Residential Fire Sprinkler Option Form
Site Plan Submittal Checklist and Example

Building Reports
Historic Valuation of building projects in the City of Washington can be accessed below.

2023 Annual Building Report
2022 Annual Building Report
2021 Annual Building Report
2020 Annual Building Report
2019 Annual Building Report
2018 Annual Building Report
2017 Annual Building Report
2016 Annual Building Report