Middlesex County GIS Data (Connecticut)

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

Cromwell Assessor Cromwell CT 41 West Street 06416 860-632-3442

Deep River Assessor Deep River CT 174 Main Street 06417 860-526-6029

East Hampton Assessor East Hampton CT 20 East High Street 06424 860-267-2510

Essex Assessor Essex CT 29 West Avenue 06426 860-767-4345

Middlefield Assessor Middlefield CT 393 Jackson Hill Road 06455 860-349-7111

Middletown Assessor Middletown CT 245 deKoven Drive 06457 860-344-3454

Old Saybrook Assessor Old Saybrook CT 302 Main Street 06475 860-395-3137


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

Chester Town Clerk Chester CT 203 Middlesex Turnpike 06412 860-526-0006

Clinton Town Clerk Clinton CT 54 E Main St 06413 860-669-9101

Cromwell Town Clerk Cromwell CT 41 West Street, Ste 3 06416 860-632-3440

Durham Town Clerk Durham CT 30 Town House Road 06422 860-349-3453

East Haddam Town Clerk East Haddam CT 7 Main Street 06423 860-873-5027

East Hampton Town Clerk East Hampton CT 20 East High Street 06424 860-267-2519

Middlefield Town Clerk Middlefield CT 393 Jackson Hill Road 06455 860-349-7116

Middlesex County Clerk Cromwell CT 41 Cromwell Hills Drive 06416 860-632-3440

Middletown Town Clerk Middletown CT 245 deKoven Drive, # 110 06457 860-344-3459


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

Chester Town Hall Chester CT 203 Middlesex Turnpike 06412 860-526-0013

Clinton Town Hall Clinton CT 54 East Main Street 06413 860-669-9333

Deep River Town Hall Deep River CT 174 Main Street 06417 860-526-6020

Durham Town Hall Durham CT 30 Town House Road 06422 860-349-3452

East Haddam Town Hall East Haddam CT 7 Main Street 06423 860-873-5035

East Hampton Town Hall East Hampton CT 20 East High Street 06424 860-267-2519

Essex Town Hall Essex CT 29 West Avenue 06426 860-767-4340

Haddam Town Hall Haddam CT WALKLEY HILL Rd 06438 860-345-2769

Middlefield Town Hall Middlefield CT 406 Jackson Hill Road 06455 860-349-3294

Middletown City Hall Middletown CT 245 deKoven Drive 06457 860-344-3401

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

Clinton Planning and Zoning Department Clinton CT 54 East Main Street 06413 860-669-6133

Connecticut Building Department Middletown CT 1111 Country Club Road 06457 860-685-8310

Connecticut State Planning Department Middletown CT 100 Training Hill Road 06457 860-343-5710

Cromwell Building Department Cromwell CT 41 West Street 06416 860-632-3428

Cromwell Zoning Cromwell CT 41 West Street 06416 860-632-3422

Deep River Zoning Deep River CT 174 Main Street 06417 860-526-6030

East Haddam Zoning East Haddam CT 7 Main Street 06423 860-873-5031

Essex Town Zoning Essex CT 29 West Avenue 06426 860-767-4341

Middlefield Zoning Middlefield CT 405 Main Street, Ste 1 06455 860-349-7123

Middletown Planning Department Middletown CT 245 deKoven Drive 06457 860-638-4840

Middletown Zoning Middletown CT 245 deKoven Drive 06457 860-344-3425


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

Middlesex County Recorder of Deeds Durham CT PO Box 428 06422 860-349-3453

Middlesex County Recorder of Deeds East Haddam CT PO Box K 06423 860-873-5027

Middlesex County Recorder of Deeds Cromwell CT 41 West Street 06416 860-632-3440

Middlesex County Recorder of Deeds Westbrook CT 866 Boston Post Road 06498 860-399-3044

Middlesex County Recorder of Deeds Clinton CT 54 East Main Street 06413 860-669-9101

Middlesex County Recorder of Deeds Killingworth CT 323 Route 81 06419 860-663-1765

Middlesex County Recorder of Deeds Old Saybrook CT 302 Main Street 06475 860-395-3135

Middlesex County Recorder of Deeds Middlefield CT PO Box 179 06455 860-349-7116

Middlesex County Recorder of Deeds Haddam CT 30 Field Park Drive 06438 860-345-8531

Middlesex County Recorder of Deeds Essex CT 29 West Avenue 06426 860-767-4340

Middlesex County Recorder of Deeds Middletown CT 245 deKoven Drive 06457 860-638-4910

Middlesex County Recorder of Deeds Chester CT 203 Middlesex Turnpike 06412 860-526-0013

Middlesex County Recorder of Deeds Deep River CT 174 Main Street 06417 860-526-6024