Rensselaer County GIS Data (New York)

An Assessor Office is responsible for appraising the taxable property in an area in order to calculate property taxes in Rensselaer County, New York. As part of this job, Rensselaer County Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) data. These Rensselaer 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 Rensselaer County GIS data on their websites.

Hoosick Town Assessor Hoosick Falls NY 80 Church Street 12090 518-686-5733

Rensselaer City Assessor Rensselaer NY 62 Washington Street 12144 518-462-5421

Sand Lake Assessor Averill Park NY 8428 Miller Hill Road 12018 518-674-2485


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 Rensselaer County, New York. These GIS maps typically include property boundaries, real estate appraisal values, Rensselaer County property tax assessments, public property, and unclaimed parcels. The maps may also show place names, Rensselaer 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.

Berlin Town Hall Berlin NY 65 South Main Street 12022 518-658-2020

Nassau Town Hall Nassau NY 29 Church Street 12123 518-766-2343

North Greenbush Town Hall Wynantskill NY 2 Douglas Street 12198 518-283-4306

Petersburg Town Hall Petersburg NY 65 Main Street 12138 518-658-3777

Pittstown Town Hall Valley Falls NY 123 Tomhannock Road 12185 518-753-4222

Rensselaer City Hall Rensselaer NY 62 Washington Street, Ste 2 12144 518-462-4266

Schaghticoke Town Hall Melrose NY 290 Northline Drive 12121 518-753-6915

Schodack Town Hall Castleton-on-Hudson NY 265 Schuurman Road 12033 518-477-7590

Troy City Hall Troy NY 433 River Street, Ste 5001 12180 518-279-7134


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 Rensselaer 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. Rensselaer County GIS data is often accessible through the Clerk Office website.

Brunswick Town Clerk Troy NY 336 Town Office Road 12180 518-279-3461

Castleton Village Clerk Castleton-on-Hudson NY 85 South Main Street 12033 518-732-2211

East Greenbush Town Clerk Rensselaer NY 225 Columbia Turnpike, Ste 5 12144 518-477-7145

Green Island Town Clerk Troy NY 69 Hudson Avenue 12183 518-273-0661

Rensselaer County Clerk Troy NY 1600 7th Avenue 12180 518-270-2880

Sand Lake Town Clerk Averill Park NY 8428 Miller Hill Road 12153 518-674-2026

Schaghticoke Village Clerk Schaghticoke NY 163 Main Street 12154 518-753-6100

Stephentown Town Clerk Stephentown NY S STEPHENTOWN Rd 12168 518-733-9195

A Building Department creates and enforces building codes and zoning regulations in order to ensure the construction of safe buildings in Rensselaer County, New York. As part of that job, Building Departments maintain GIS data that can include Rensselaer 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 Rensselaer 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.

Green Island Building Department Troy NY 69 Hudson Avenue 12183 518-629-0368

North Greenbush Building Department Wynantskill NY 2 Douglas Street 12198 518-283-2714

Rensselaer City Zoning Rensselaer NY 62 Washington Street 12144 518-462-5489

Rensselaer County Planning Department Troy NY 1600 7th Avenue, Ste 3 12180 518-270-2760

Rensselaer Planning Department Rensselaer NY 62 Washington Street 12144 518-465-1693

Sand Lake Zoning Averill Park NY 8428 Miller Hill Road 12018 518-674-2200

Schodack Planning and Zoning Department Castleton-on-Hudson NY 265 Schuurman Road 12033 518-477-7938

Stephentown Building Department Stephentown NY 26 Grange Road 12168 518-733-6233

Troy Planning Department Troy NY 1 Monument Square 12180 518-270-4618


An Auditor Office provides oversight for government agencies, including evaluating the performance of government offices and their compliance with laws, rules, and regulations in Rensselaer County, New York. Auditors also investigate corruption and fraudulent activities. Auditor Offices maintain a number of records related to their local area, which can include GIS data that shows Rensselaer County property boundaries, city or county lines, flood zones, earthquake zones, and property taxes. These Rensselaer County maps may also provide place names, bodies of water, and other geographic information. Auditors may provide online access to their GIS maps.

Rensselaer County Auditor Troy NY 1600 7th Avenue 12180 518-270-2895

Troy Auditor Troy NY 1 Monument Square 12180 518-270-4637


A Recorder of Deeds keeps real estate documents to ensure the accuracy of property and land records in Rensselaer County, New York. In addition to filing deeds that provide information on property sales and transfers, Recorders of Deeds also have detailed county and local maps, including Rensselaer County GIS data. These maps can include property lines, building information, unclaimed parcels, property value assessments, and property tax information. They may also show Rensselaer 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.

Rensselaer County Recorder of Deeds Troy NY 105 3rd Street 12180 518-270-4080


The Army Corps of Engineers is a federal agency that provides engineering services, including managing ports and waterways, protecting against floods and storm damage, and maintaining public recreation areas in Rensselaer County, New York. The Army Corps of Engineers keeps Rensselaer County GIS maps that show navigable waters, tributaries, water depths, bridges, and ports, as well as information on flood zones, dams, and hydroelectric plants. GIS maps of Army Corps recreation areas can include bodies of water, shelters, campgrounds, elevations, and trails. These Rensselaer County maps may be available on the Army Corps of Engineers website.

Troy Army Corps of Engineers Troy NY 1 Bond Street 12180 518-273-0870