Welcome to the Adams County GIS map viewer.

The Adams County GIS is an interactive map viewer that allows users to see maps of Adams County, Illinois showing, property lines, addresses, photography, streets, historical information and more.  This is a very user friendly program designed for the novice user.

If you need any assistance with the site feel free to call m-f 7:30 am - 4:30 pm central time or email us anytime. You may contact us by phone at  217-223-0614 or by email at highway@adamscountyil.gov

                   Launch Map Viewer Launch Map Viewer


NEW ADDRESS FOR MAP SERVICES - We have updated our software. We now use Esri ArcGIS Server REST Endpoints for the map services. Here is the link to add them to a mapping application:


FTP SITE ACCESS - Here is the new link to download our GIS data: Download Link

READY TO PRINT MAPS - Also available on the ftp site are maps that have been converted to pdf files.  This includes maps such as the general highway map, maps of voting districts and more. You must have adobe reader installed to read these files. To download Adobe Acrobat Reader free of charge click here.  Access the ftp site as above and navigate to the directory 0050_Ready_to_print_maps.


The Adams County GIS could not have been made possible without the help of our partners.  We would like to thank Adams County, the City of Quincy, Adams Electric Cooperative, Adams Telephone Cooperative, The Great River Economic Development Foundation (GREDF), the Quincy Area Chamber of Commerce, Comcast Cablevision, and AmerenCIPS for their help and assistance with the Adams County GIS.


The data contained in this web site is made available as a public service. The information contained in this web site is for reference purposes only. Map information is believed to be accurate, but accuracy is not guaranteed. Adams County is not responsible for any inaccuracies herein contained.  No responsibility is assumed for damages or other liabilities due to the accuracy, availability, use or misuse of the information herein provided.

 In no event will Adams County be liable for any damages, including loss of data, lost profits, business interruption, loss of business information or other pecuniary loss that might arise from the use of this web site or the information it contains.

This lightweight web-based viewer is licensed by Latitude Geographics Group ltd. and provides access to powerful tools and extensive geographic information, designed with an audience of non-expert users in mind.


The web map viewer uses licensed Geocortex Essentials technology

 Copyright 2021   Adams County GIS