148 Rosette St, New Haven, CT 06519 Property Records

New Haven City property record for 148 Rosette St, New Haven, CT 06519

Property Summary

Property Type	Commercial Building, Warehouse, Showroom
Details	12 bd · 4 ba · 4,588 sqft · built 1900
Lot Size	0.101 acres (4,400 sqft)
Owner	Company Name on Record
Last Sale	$730,000 (May 2026)
Tax Bill	$10,462 (2026)
Deeds & Mortgages	May 2026 Sale & Line of Credit Feb 2025 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`275 0031 00500`

Property Details

APN / Parcel Number

Primary APN	`275 0031 00500`
Alternative APN	`NHVN M:275 B:0031 L:00500`

Interior

Bedrooms	12 Beds
Full Baths	4 Baths
Total Rooms	20 Rooms
Units	4 Units
Stories	3 Stories
Building Area	4,588 sqft Total Area
Gross Area	6,820 sqft
1st Floor Area	1,250 sqft
Basement Area	2,088 sqft
Unfinished Basement	2,088 sqft

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1900
Architectural Style	Condo/Apartment
Exterior Material	Other
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	4,400 sqft (0.101 acres)

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	275 0031 00500
Street Address	148 ROSETTE ST
City	NEW HAVEN
State	CT
Zip	06519-2424
Property Category	Commercial
Property Type	Commercial > Retail > Commercial Building, Warehouse, Showroom
Local Zoning Code	RM2
Legal Block	31
Legal Lot Number	500
Jurisdiction	NEW HAVEN CT
Township / Civil Division	NEW HAVEN
Census Block Group	2
Census Block	2002
Census Tract	140500

Owner

Source: New Haven City records, as of October 20, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on Record
Mailing Address	148 ROSETTE ST, NEW HAVEN, CT 06519-2424
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
May 12, 2026	Warranty Deed, Transfer · Line of Credit DEEPHAVEN MTG LLC
Feb 5, 2025	Warranty Deed, Transfer
Dec 27, 2023	Warranty Deed, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 12, 2026 · Amount on Record
Deed Sale	May 12, 2026 · Amount on Record
Prior Sale	Feb 5, 2025 · Amount on Record
Deed Document Number	20263782
Deed Book / Page	11011 / 320
Record Updated	Oct 29, 2026

May 2026: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	NEW HAVEN CT
Recording Date	May 12, 2026
Property Address	148 ROSETTE ST, NEW HAVEN, CT 06519-2424
Document Number	011011-320
Book / Page	11011 / 320
Instrument Date	May 8, 2026
Instrument	20263782
Transaction Type	Transfer
Record Updated	Jun 25, 2026

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Date	May 12, 2026

Lender

Name	DEEPHAVEN MTG LLC

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate	6.38%
Max Rate	-1%

February 2025: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	NEW HAVEN CT
Recording Date	Feb 5, 2025
Property Address	148 ROSETTE ST, NEW HAVEN, CT 06519-2424
Document Number	010801-153
Book / Page	10801 / 153
Instrument Date	Jan 13, 2025
Instrument	2025-01021
Transaction Type	Transfer
Record Updated	Feb 20, 2025

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1000 WESTWOOD AVE, STATEN ISLAND, NY 10314-4242

December 2023: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	NEW HAVEN CT
Recording Date	Dec 27, 2023
Property Address	148 ROSETTE ST, NEW HAVEN, CT 06519-2424
Document Number	010626-216
Book / Page	10626 / 216
Instrument Date	Dec 22, 2023
Instrument	2023-10072
Transaction Type	Transfer
Record Updated	Jan 11, 2024

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	88 BRADLEY RD STE 7, 7, WOODBRIDGE, CT 06525-2300

Tax Assessment & Valuation

Source: New Haven City assessment roll, as of September 25, 2026

Property Jurisdictions

Type	Name
State	Connecticut
County Subdivision / Municipality	New Haven City
Unified School District	New Haven School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$10,462.00 (+14.64%)	$261,800 (+13.03%) Land $23,380 Building $238,420
2025	$9,126.00	$231,630 (-) Land $23,380 Building $208,250	$330,900 Land $33,400 Building $297,500
2024	$9,126.00 (+5.91%)
2023	$8,617.00 (-6.41%)	$231,630 (-) Land $23,380 Building $208,250
2022	$9,207.00	$231,630 Land $23,380 Building $208,250

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective January 25, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	REGIONAL WATER AUTHORITY serves 418,900 people · EPA ID CT0930011
Water Source	Surface water
Last State Inspection	Jun 2024
Lead	Under 1 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 499 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20

May also be available: T-Mobile.

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