The Geographic Information Services of the Public Works Department was created in 1995 to operate and maintain the city's Geographic Information System.

A Geographic Information System is an "organized collection of computer hardware, software, geographic data, and personnel designed to efficiently capture, store, update, manipulate, analyze, and display all forms of geographically referenced information"

—ESRI, the City Standard for GIS technology

Interactive Maps

NOTE: Loading time will vary depend on your internet access speed. Periodically, the map server may be unavailable during routine maintenance— usually about fifteen minutes. If any of the maps are unavailable for more than thirty minutes, please contact the GIS Supervisor or call (805) 781-7189.

DISCLAIMER: The purpose of these applications is to provide easy access and visual display of mapped information within the City of San Luis Obispo. Every reasonable effort has been made to ensure the accuracy and currency of the data and associate maps provided.

The data is provided in an “AS IS” state with no warranty as to accuracy or completeness by either the City of San Luis Obispo or any of its employees, expressed or implied. The user of these applications should not rely on the data provided herein for any reason.

Information on this site is not intended to constitute advice nor is it to be used as a substitute for specific advice from a licensed professional. The City of San Luis Obispo shall assume no liability for any errors, omissions, or inaccuracies in the information provided regardless of how caused. Further the City of San Luis Obispo shall assume no liability for any decisions made or actions taken or not taken by the user of the applications in reliance upon any information or data furnished hereunder.

If you have read and understood this disclaimer and wish to continue, please proceed by clicking one of the following links.

	City Parcel Viewer Look up parcel information by business name, address or parcel number. Then view a map of the selected parcel or customize your own map by adding data layers including an Aerial Photo, Historic Districts, FEMA Flood Zones, Transit Hubs, Schools and Zoning Information.
	SLO County Demographics Population, Housing and Income information from the Year 2000 U.S. Census. Includes Census Tracts, Zip Code Areas and Streets for San Luis Obispo County.
	Un-Reinforced Masonry in the City Commercial properties constructed of un-reinforced masonry and status (Strengthened, Partially Strengthened, Un-Reinforced).
	Downtown Points of Interest Photo and brief description of site showcasing the interesting places near downtown area.
	Laguna Lake Species of Local Concern Threatened and endangered plant species near Laguna Lake area. Shows approximate locations of each species and a link to additional information.
	San Luis Obispo Soils Search by address to view the soil texture and soil drainage class. Visit the Water Conservation Page to learn more about soils and water conservation.
	Laguna Lake Commemorative Trees Search Commemorative Trees by person's name, organization, or event. (Acknowledgement)
	Heritage Trees A photo and brief description of the City's Heritage Trees. Trees with historical value or significant arboricultural interest are designated as Heritage Trees. Please note: The "more information" feature may require turning off some pop-up blockers.
	Street Sweeper Schedule Search by address to see which day a street will be swept in the City of San Luis Obispo.
	City Traffic Counts Average Daily Traffic (ADT) counts of various streets including turning traffic counts at intersections
	Sidewalk Ramps Locations of sidewalk ramps for easier access for wheelchairs and strollers.

Data Availability

Maps and data in digital format are available on DVD. Some of City's data can be downloaded from SLO DataFinder, free of charge.

Terrain Characterization

Feedback

We would welcome the opportunity to address any questions or concerns regarding the services the GIS Division provides. Please email GIS Supervisor David Yun.