Rock County GIS Data

Search for Rock County WI GIS data. A GIS data search can provide information on GIS maps, property lines, county lines, city lines, public property, elevations, flood zones, school boundaries, earthquake zones, property appraisal values, erosion, water pollutants, topography, soil composition, sewers, public utilities, building hazards, population information, demographic information, place names, public property, parks, campgrounds, trails, trail maps, historic maps, historic GIS maps, town maps, county maps, city maps, and neighborhood boundaries.


An Assessor Office is responsible for appraising the taxable property in an area in order to calculate property taxes in Rock County Wisconsin. As part of this job, Rock County Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) data. These Rock County GIS maps typically include property divisions, plots, buildings, property appraisal values, and property taxes. They may also include public property, parks, roads, place names, bodies of water, and other local geographical information, as well as flood zones, county zone lines, and school boundaries. These maps can be useful for a number of reasons, including buying and selling property. Assessors may provide online access to their Rock County GIS data on their websites.

Janesville Assessor Janesville WI 18 North Jackson Street 53548 608-755-3045

Rock County Property Lister Janesville WI 51 South Main Street 53545 608-757-5610


A Town or City Hall provides municipal services for their town or city, including keeping vital records and maintaining documents on their jurisdiction such as maps with GIS data in Rock County Wisconsin. These GIS maps typically include property boundaries, real estate appraisal values, Rock County property tax assessments, public property, and unclaimed parcels. The maps may also show place names, Rock County zoning boundaries, bodies of water, and flood zones, as well as population and demographic information. Some Town and City Halls also maintain historical maps of their area. These maps are often available on the Town or City Hall website.

Avon Town Hall Brodhead WI 16513 West Beloit Newark Road 53520 608-897-8181

Beloit City Hall Beloit WI 2200 Milwaukee Road 53511 608-364-2867

Beloit Town Hall Beloit WI 2871 South Afton Road 53511 608-364-2980

Center Town Hall Evansville WI 9119 County Road A 53536 608-876-6658

Clinton Town Hall Clinton WI 700 Meadow Park Drive 53525 608-676-5395

Edgerton City Hall Edgerton WI 12 Albion Street 53534 608-884-3341

Milton City Hall Milton WI 430 East High Street 53563 608-868-6900

Milton City Hall Milton WI 690 South Janesville Street 53563 608-868-6910

Turtle Town Hall Beloit WI 9949 South Turtle Town Hall Road 53511 608-365-5255


A Building Department creates and enforces building codes and zoning regulations in order to ensure the construction of safe buildings in Rock County Wisconsin. As part of that job, Building Departments maintain GIS data that can include Rock County GIS maps on the topography, elevation, soil composition, and flood zones for the local area. This information can be important for adhering to building codes and meeting zoning rules. These GIS maps may also show Rock County parcels, lots, subdivisions, and tracts of land, as well as sewers, public utilities, and other building hazards. GIS data may be available on the Building Department website.

Beloit Planning Department Beloit WI 100 State Street 53511 608-364-6700

Janesville Zoning Janesville WI 18 North Jackson Street 53548 608-755-3085

Rock County Planning Department Janesville WI 51 South Main Street 53545 608-757-5597


A Clerk Office maintains public records for a county or local government, including GIS data in the form of maps. These GIS maps provide detailed information such as property boundaries, roads, public property, parks, and in some cases, population and demographic information. GIS data can also show Rock County property value assessments, property taxes, flood zones, zoning boundaries, and earthquake zones, as well as place names, bodies of water, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations. Rock County GIS data is often accessible through the Clerk Office website.

Edgerton Clerk Edgerton WI 12 Albion Street 53534 608-884-3341

Evansville City Clerk Evansville WI 11 West Church Street 53536 608-882-2266

Harmony Township Clerk Milton WI 5911 N Jones Dr 53563 608-868-6065

Jamesville City Clerk Janesville WI 18 North Jackson Street 53548 608-755-3070

Rock County Clerk Janesville WI 51 South Main Street 53545 608-757-5660


A Recorder of Deeds keeps real estate documents to ensure the accuracy of property and land records in Rock County Wisconsin. In addition to filing deeds that provide information on property sales and transfers, Recorders of Deeds also have detailed county and local maps, including Rock County GIS data. These maps can include property lines, building information, unclaimed parcels, property value assessments, and property tax information. They may also show Rock County place names, flood zones, zoning boundaries, neighborhood lines, bodies of water, and other geographic information. The Recorder of Deeds may provide access to GIS data on its website.

Rock County Recorder of Deeds Janesville WI 51 South Main Street 53545 608-757-5650