City Maps Home » Services » GIS Maps and Resources Page ContentAnn Arbor Geographic Information System (A2Spatial)The goal of the Ann Arbor Geographic Information System (A2Spatial) is to develop a central spatial data resource serving all citywide applications and customer service needs. The A2Spatial service offers users multiple platforms to view and interact with our spatial data, from simple map graphics, PDF's to interactive web based maps like Geocortex which uses live data from our GIS databases. Please browse the links below to find information of some of our spatial products and tools.If you prefer you can also download some of the spatial data (and other City documents) for free from our Data Catalog. The Data Catalog allows you to download ESRI Shapefiles or Google KMZ files of our most popular spatial datasets. See the link below. General A2 Fix It Buy a map City Address search Data Catalog map Ann Arbor (City map viewer) MapWashtenaw (County map viewer) Online Assessment/Property/Tax data Washtenaw County MapsCommunity Crime mapping Curbside collection Historic districts Housing commission Neighborhood associations Property information Public art Special events Voting polls and precinctsEnvironment Barton dam evacuation zone Creekshed healthNatural Features MapDeer management Floodplain/Floodway Greenbelt (PDF) Impervious surface Tree inventoryChampion Tree TourRecreation Bike map Parks and Rec Google Parks map Parks memorial finderDevelopment Annexation potential DDA Downtown building frontage (PDF) Downtown character overlay (PDF) eTRAKiT Land Use (PDF) Marijuana Petitions under review Planning Services 2019 Report Plats Subdivisions by name ZoningTransportation Road and lane closures City construction Michigan Stadium events parking restrictions (PDF) Snow plowing Speed limit map (PDF) Crash Map Traffic calming Traffic signals (PDF) Truck routes (PDF)Utility/Engineering Geodetic Reference System Hydrant flushing Water Service Material Information map