City of Madison Map DataThe locations of right of way trees maintained by the City of Madison Urban Forestry Department. Data is used to coordinate trimming and maintenance of trees as well as aiding in planning public works construction projects. NOTE: Data last updated 11/19/2025 Field descriptions are as follows: Species Common Name - Common species name Species Scientific Name - Scientific species name Notes - Tree/Site notes Inventory Date - Last inventory date Last Inspection Date - Last inspection date Site ID - Unique ID for planting site Growth Space Size - Available growth area around site Tree Diameter - Diameter breast height (DBH) Status - Site active yes/no Treeguard Present - Treeguard present yes/no Grate Size - Size of grate around tree, if presentArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/b700541a20e446839b18d62426c266a3_0engCity of Madison, WI GIS Open Data PortalPublicUrban Forestry Street Trees [Wisconsin--Madison]Web servicesWisconsin--MadisonWisconsinLast Modified: 2025-12-03