The county building department in Middlesex County administers construction permits and enforces building codes for unincorporated areas and municipalities that contract county services rather than maintaining their own building divisions. There are 15 Building Departments locations in Middlesex County, Connecticut.

Property owners in unincorporated Middlesex County should verify with the county building department whether their parcel falls under county or municipal jurisdiction before submitting permit applications, as this affects which office handles the review and which codes apply.

List of Middlesex County, Connecticut Building Departments

Deep River Zoning

Address
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Hours

Cromwell Building Department

View Details Call Now (860) 632-3428

Cromwell Building Department

Address
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Hours

Cromwell Zoning

Address
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Hours

Essex Town Zoning

Address
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Hours

Clinton Planning And Zoning Department

View Details Call Now (860) 669-6133

Clinton Planning And Zoning Department

Address
Get Direction
Hours

Middlefield Zoning

View Details Call Now (860) 349-7123

Middlefield Zoning

Address
Get Direction
Hours

Connecticut Building Department

View Details Call Now (860) 685-8310

Connecticut Building Department

Address
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Hours

Connecticut State Planning Department

View Details Call Now (860) 343-5710

Connecticut State Planning Department

Address
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Hours

Middletown Planning Department

View Details Call Now (860) 638-4840

Middletown Planning Department

Address
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Hours

Portland Planning Department

View Details Call Now (860) 342-6720

Portland Planning Department

Address
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Hours

Westbrook Zoning

Address
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Hours

Portland Town Building Department

View Details Call Now (860) 342-6726

Portland Town Building Department

Address
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Hours

Middletown Zoning

Address
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Hours

East Haddam Zoning

View Details Call Now (860) 873-5031

East Haddam Zoning

Address
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Hours

Old Saybrook Planning And Zoning Department

View Details Call Now (860) 395-3131

Old Saybrook Planning And Zoning Department

Address
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Hours

Contractors and property owners in Middlesex County should keep copies of all issued permits, approved plans, and inspection sign-off cards at the job site for the duration of construction. Final inspection requests must be scheduled in advance, and the certificate of occupancy is issued only after all required inspections pass.

You may also find Building Departments locations in neighboring counties including New London, Middlesex, New Haven.