405 Commonwealth Ave, Apt 10, Boston, MA 02215 Property Records

Suffolk County and Boston City property record for 405 Commonwealth Ave, Apt 10, Boston, MA 02215

Property Summary

Property Type	Condominium
Details	1 bd · 1 ba · 697 sqft · built 1890
Lot Size	0.016 acres (697 sqft)
Owner	Individual Name on Record
Last Sale	$750,000 (Aug 2023)
Tax Bill	$8,457 (2025)
Deeds & Mortgages	Apr 2025 Mortgage Aug 2023 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`CBOS W:05 P:03833 S:020`

Property Details

APN / Parcel Number

Primary APN	`CBOS W:05 P:03833 S:020`

Interior

Bedrooms	1 Bed
Full Baths	1 Bath
Total Rooms	3 Rooms
Units	10 Units
Stories	1 Story
Building Area	697 sqft Living Area

Exterior

Year Built	Built 1890
Effective Year Built	Effective 2006
Architectural Style	Other
Exterior Material	Brick
Roof Type	Flat
Roof Material	Other
Lot Area	697 sqft (0.016 acres)

Utilities, Heating & Cooling

Heating System	Hot Water

Location & Zoning

Street Address	405 COMMONWEALTH AVE, 10
City	BOSTON
State	MA
Zip	02215-2338
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	CD
Legal Subdivision	405 COMMONWEALTH AVE CONDO
Jurisdiction	BOSTON MA
Township / Civil Division	BOSTON
Census Block Group	1
Census Block	1001
Census Tract	10104

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Back Bay Historic District listed 1973 · 1,445 contributing resources · NRIS 73001948

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

Source: Suffolk County and Boston City records, as of July 20, 2026

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

Owner of Record	Individual Name on Record
Mailing Address	405 COMMONWEALTH AVE, 10, BOSTON, MA 02215-2338
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Apr 23, 2025	Deed of Trust, Mortgage · Conventional Mortgage CROSSCOUNTRY MORTGAGE INC
Aug 3, 2023	Condominium Deed, Transfer · Stand-Alone First Mortgage CROSSCOUNTRY MORTGAGE INC
Jul 12, 2019	Deed of Trust, Mortgage · Conventional Mortgage MORTGAGE NTWK
Nov 1, 2018	Condominium Deed, Transfer MORTGAGE NTWK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 3, 2023 · Amount on Record
Deed Sale	Aug 3, 2023 · Amount on Record
Prior Sale	Nov 1, 2018 · Amount on Record
Deed Book / Page	69292 / 51
Record Updated	Sep 20, 2026

April 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOSTON MA
Property Address	405 COMMONWEALTH AVE APT 10, 10, BOSTON, MA 02215-2338
Transaction Type	Mortgage
Record Updated	Apr 3, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	071315-242
Date	Apr 23, 2025
Book Page	71315/242
Instrument	23377

Lender

Name	CROSSCOUNTRY MORTGAGE INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2055

August 2023: Condominium Deed, Transfer

Document Type	Condominium Deed
Jurisdiction	BOSTON MA
Recording Date	Aug 3, 2023
Property Address	405 COMMONWEALTH AVE APT 10, 10, BOSTON, MA 02215-2338
Document Number	0069292-51
Book / Page	69292 / 51
Instrument Date	Aug 2, 2023
Instrument	48872
Transaction Type	Transfer
Record Updated	Aug 18, 2023

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
Address	405 COMMONWEALTH AVE APT 10, 10, BOSTON, MA 02215-2338

Mortgage

Document Number	0000048873
Date	Aug 3, 2023
Instrument	48873

Lender

Name	CROSSCOUNTRY MORTGAGE INC
Type	Mortgage Company

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

July 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOSTON MA
Property Address	405 COMMONWEALTH AVE APT 10, 10, BOSTON, MA 02215-2338
Document Number	61437-142
Instrument Date	Jul 12, 2019
Transaction Type	Mortgage
Record Updated	Aug 6, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	405 COMMONWEALTH AVE #10 BOSTON MA 022152338, 10, BOSTON, MA 02215-2338

Mortgage

Document Number	61437-142
Date	Jul 17, 2019
Book Page	061437/000142
Instrument	58067

Lender

Name	MORTGAGE NTWK
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 16, 2049

Interest

Rate Type	Adjustable Rate

November 2018: Condominium Deed, Transfer

Document Type	Condominium Deed
Jurisdiction	BOSTON MA
Recording Date	Nov 1, 2018
Property Address	405 COMMONWEALTH AVE APT 10, 10, BOSTON, MA 02215-2338
Document Number	60364-43
Book / Page	060364 / 000043
Instrument Date	Oct 22, 2018
Instrument	96098
Transaction Type	Transfer
Record Updated	Nov 22, 2018

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$3,306.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	405 COMMONWEALTH AVE #10 BOSTON MA 022152338, 10, BOSTON, MA 02215-2338

Mortgage

Document Number	60364-47
Date	Nov 1, 2018
Book Page	060364/000047
Instrument	96099

Lender

Name	MORTGAGE NTWK
Type	Mortgage Company

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Oct 31, 2048

Interest

Rate	4.13%

Tax Assessment & Valuation

Source: Suffolk County and Boston City assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Suffolk County
Municipality	Boston City
Unified School District	Boston School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$8,457.00 (+6.16%)	$730,300 (-0.07%) Building $730,300	$801,800 (+3.19%)
2024	$7,966.00 (+6.57%)	$730,800 (+5%) Building $730,800	$777,005
2023	$7,475.00	$696,000 Building $696,000

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective January 21, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	5 in force
Nearby Flood Claims	1 (2001)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jun 2001 · rainfall accumulation

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; 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	BOSTON WATER AND SEWER COMMISSION (MWRA) serves 675,647 people · EPA ID MA3035000
Water Source	Purchased surface water from MWRA
Last State Inspection	Mar 2026
Lead	6 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Lead service line replacement currently in violation since Nov 2020
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 227 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless · Fiber in parts of the area	1,000 / 75
Starry Fixed Wireless	800 / 250
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, AT&T.

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