Wed 6:30 PM Larimer County Courthouse Office Building
Wed 8:00 AM 200 W. Oak Street, First Floor

The Building Department is responsible for professional building services including permits, plan review, inspections, and code enforcement for all the unincorporated areas of Larimer County. We are committed to ensuring compliance with the adopted codes and protecting the health and safety of Larimer County residents.

2018 Building Codes In Effect as of February 1, 2019

The 2018 International Residential Code, International Building Code and related codes as amended by Larimer County and adopted by the Board of County Commissioners, will take effect February 1, 2019. All permit applications must have plans designed to the 2018 codes. 

Please click on the links below to read the full amendments to the residential and commercial codes, as well as a list of the most significant code changes. 


Contact Us

200 W. Oak Street, Suite 3100
PO Box 1190
Fort Collins, CO 80522-1190
Phone: (970) 498-7700
Inspection Request Line: (970) 498-7697
Hours: 8am - 4pm (Monday, Wednesday - Friday); 9am - 4pm (Tuesday)

Estes Park office
1601 Brodie Ave.
Estes Park, CO 80517
Phone: (970) 577-2100

Estes Park Office hours: 8am - 11am (Monday, Wednesday - Friday) Closed Tuesday

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