BoCo Alert System

Boulder County non-emergency offices will be closed on Monday, May 29 for Memorial Day.

Geographic Information Systems (GIS) FAQ

Both parcel and precinct data is available for download free of charge, from Downloadable GIS Data. Questions concerning parcel data can be directed to the Assessor’s Office at (303) 441-4830. Questions concerning precinct boundaries can be directed to the .

Colorado State Plane, North Zone projection, based upon the 1992 HARN adjustment of the 1983 North American Datum (NAD HPGN 83/92).

A copy of the Boulder County Road Map can be purchased by contacting the Transportation Engineering Department at 303 441 3900

Information about the urban – wildland interface may be obtained at WHIMS.

Boulder County Ditch and Reservoir information can be obtained from the Transportation Engineering Department at (303) 441-3900

Road centerline data is available for download free of charge from the Colorado Department of Transportation. You can download data for the entire state, or by county. Other road and traffic-related information is offered at the CDOT Statistics, Maps & Data website.

Many GIS layers can be obtained, free of charge, from Downloadable GIS Data.

The GIS datasets are updated as necessary. The date of last update is in the metadata associated with each dataset.

Conversions, projections, consultation or support are not provided for general distribution data. The data is provided ‘as is’.

ArcGIS Explorer for layer packages and shapefiles.
Google Earth for KMZ format files.

Contact Us

Land Use

Email: Ask a Planner Form
Main: 303-441-3930
Fax: 303-441-4856

Courthouse Annex Building

2045 13th Street
Boulder, CO 80302
Hours:
8 a.m. - 4:30 p.m. M, W, Th, F
10 a.m. - 4:30 p.m. Tuesday
Plan review services for building permits are not available on Tuesdays. Building permits can be applied for and issued until 4 p.m.
Map & Directions

Mailing Address

PO Box 471
Boulder, CO 80306
www.BoulderCounty.org/lu