New Haven County Tax Records (Connecticut)

New Haven County Assessors are responsible for determining the value of property in order to assess property taxes in New Haven County, Connecticut. The Assessor’s Office is an important source for tax records. The Assessor’s Office maintains current data on the value of all property in the jurisdiction, including ownership information, maps of property lines, and New Haven County property tax records. Many Assessor’s Offices also provide online access to property assessments and tax records.

Branford Assessor Branford CT 1019 Main Street 06405 203-488-2039

Derby Assessor Derby CT 1 Elizabeth Street 06418 203-736-1455

East Haven Assessor East Haven CT 250 Main Street 06512 203-468-3233

Hamden Town Assessor Hamden CT 2750 Dixwell Avenue 06518 203-287-7128

Meriden Assessor Meriden CT 142 East Main Street, # 122 06450 203-630-4065

Middlebury Assessor Middlebury CT 1212 Whittemore Road 06762 203-758-1447

Milford Assessor Milford CT 70 West River Street 06460 203-783-3215

Naugatuck Assessor Naugatuck CT 229 Church Street, Ste 3 06770 203-720-7016

New Haven Assessor New Haven CT 165 Church Street, Ste 141 06510 203-946-6047

New Haven County Assessor's Office New Haven CT 165 Church Street 06510 203-946-4800


New Haven County Clerks file important documents and preserve records in order to maintain a public archive New Haven County, Connecticut. The Clerk’s Office also maintains tax records. The Clerk’s Office contains records on real estate excise taxes, property transactions, mortgages, liens, and tax records. The Clerk’s Office may also have court records that include New Haven County tax information. Many Clerk’s Offices provide online databases to access tax records.

Ansonia Town & City Clerk Ansonia CT 253 Main Street, Ste 6 06401 203-736-5900

Bethany Town Clerk Bethany CT 40 Peck Road 06524 203-393-2100

Branford Town Clerk Branford CT 1019 Main Street 06405 203-488-6305

Cheshire Town Clerk Cheshire CT 84 South Main Street 06410 203-271-6601

Derby Town Clerk Derby CT 1 Elizabeth Street 06418 203-736-1462

East Haven Town Clerk East Haven CT 250 Main Street 06512 203-468-3201

Guilford Town Clerk Guilford CT 31 Park Street 06437 203-453-8001

Hamden Town Clerk Hamden CT 2750 Dixwell Avenue, Fl 2 06518 203-287-7112

Madison Clerk Madison CT 8 Campus Drive 06443 203-245-5672

Meriden City Clerk Meriden CT 142 East Main Street 06450 203-630-4030

Naugatuck Town Clerk Naugatuck CT 229 Church Street, Ste 2 06770 203-720-7055

New Haven County Clerk Ansonia CT 253 Main Street 06401 203-736-5980


New Haven County IRS Offices are local branches of the federal Internal Revenue Service, and it is a valuable source for tax records in New Haven County, Connecticut. An IRS Office can provide a copy of your recent tax returns, transcripts of tax returns, and tax records from open case files. You can also access New Haven County Tax Court records, either at an IRS Office or online. Certain tax records are private, or may require a Freedom of Information Act (FOIA) request.

New Haven Connecticut IRS Office New Haven CT 150 Court Street 06510 203-781-3195

New Haven County Recorders of Deeds maintain multiple kinds of records, particularly documents related to property and property taxes, and these records are available to the public in New Haven County, Connecticut. The Recorder of Deeds can be an important source for tax records. The Recorder of Deeds keeps documents on land transactions, including deeds, mortgages, easements, New Haven County tax liens, and other tax records. Many Recorders of Deeds provide online databases to access tax record information.

New Haven County Recorder of Deeds Meriden CT 142 East Main Street 06450 203-630-4030

New Haven County Recorder of Deeds Milford CT 70 West River Street 06460 203-783-3210

New Haven County Recorder of Deeds Guilford CT 31 Park Street 06437 203-453-8001

New Haven County Recorder of Deeds Derby CT 1 Elizabeth Street 06418 203-736-1462

New Haven County Recorder of Deeds North Haven CT 18 Church Street 06473 203-239-5321

New Haven County Recorder of Deeds Prospect CT 36 Center Street 06712 203-758-4461


New Haven County Treasurer and Tax Collector Offices are responsible for the collection of property tax revenue, making the Treasurer and Tax Collector an important source for tax records in New Haven County, Connecticut. The Office of the Treasurer and Tax Collector maintains current New Haven County property tax information as well as records on defaults on taxes. Many Treasurers and Tax Collectors provide online databases to access tax record information.

Bethany Town Hall Bethany CT 40 Peck Road 06524 203-393-2100

Branford Town Hall Branford CT 1019 Main Street 06405 203-488-8394

Derby City Hall Derby CT 1 Elizabeth St 06418 203-736-1462

East Haven Town Hall East Haven CT 250 Main Street 06512 203-468-3890

Hamden Town Hall Hamden CT 2750 Dixwell Avenue 06518 203-288-4444

Madison Town Hall Madison CT 8 Meeting House Lane 06443 203-245-5667

Meriden City Hall Meriden CT 142 East Main Street 06450 203-630-4123

Middlebury Town Hall Middlebury CT 1212 Whittemore Rd 06762 203-758-2557

Milford City Hall Milford CT 110 River Street 06460 203-783-3201

Naugatuck Town Hall Naugatuck CT CHURCH St 06770

New Haven City Hall New Haven CT 165 Church Street 06510 203-946-8200


New Haven County Town Halls and City Halls are the chief administrative offices that run municipalities in New Haven County, Connecticut. They often maintain records related to the locality, making them a valuable resource for locating New Haven County tax records. Town and City Halls keep documents on property taxes, property value assessments, and other local tax records. Many Town and City Halls provide online access to tax records.

Branford Tax Collector Branford CT 1019 Main Street 06405 203-481-0381

Cheshire Tax Collector Cheshire CT 84 South Main Street, # 2 06410 203-271-6630

East Haven Tax Collector East Haven CT 250 Main Street 06512 203-468-3309

Guilford Tax Collector Guilford CT 31 Park Street 06437 203-453-8014

Madison Tax Collector Madison CT 8 Campus Drive 06443 203-245-5641

Meriden Tax Collector Meriden CT 142 East Main Street, # 117 06450 203-630-4053

Middlebury Tax Collector Middlebury CT 1212 Whittemore Road 06762 203-758-1373

Milford Tax Collector Milford CT 70 West River Street 06460 203-783-3217

Naugatuck Tax Collector Naugatuck CT 229 Church Street, Ste 3 06770 203-720-7051

New Haven City Tax Collector New Haven CT 165 Church Street, Ste 161 06510 203-946-8054