305 Winter St, Waltham, MA 02451 Property Records

Middlesex County and Waltham City property record for 305 Winter St, Waltham, MA 02451

Property Summary

Property Type	Apartments (5+ Units)
Details	20 bd · 22 ba · 288,975 sqft · built 2022
Lot Size	5 acres (217,800 sqft)
Owner	2 Company Names on File
Last Sale	$16,485,000 (Nov 2021)
Tax Bill	$976,977 (2026)
Deeds & Mortgages	Nov 2021 Sale & Mortgage Oct 2019 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`127482`

Property Details

APN / Parcel Number

Primary APN	`127482`
Alternative APN	`WALT M:031 B:001 L:0003`

Interior

Bedrooms	20 Beds
Full Baths	22 Baths
Half Baths	4 Half Baths
Stories	8 Stories
Building Area	288,975 sqft Living Area
Gross Area	513,623 sqft

Exterior

Year Built	Built 2022
Effective Year Built	Effective 2022
Exterior Material	Brick
Construction Type	Steel Frame
Roof Type	Flat
Roof Material	Other
Lot Area	217,800 sqft (5 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Electric

Location & Zoning

Account Number	127482
Street Address	305 WINTER ST
City	WALTHAM
State	MA
Zip	02451-8798
Property Category	Residential
Property Type	Residential > Multi-Unit > Apartments (5+ Units)
Legal Block	1
Legal Lot Number	3
Jurisdiction	WALTHAM MA
Township / Civil Division	WALTHAM
Census Block Group	2
Census Block	2013
Census Tract	368102

Owner

305 Winter St, a residential property, is owned by a company that bought it in November 2021.

Source: Middlesex County and Waltham City records, as of October 20, 2026

Owner of Record	2 Company Names on File
Mailing Address	184 HIGH ST, 502, BOSTON, MA 02110-3027
Owner Type	Company
Vesting	Company

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Nov 19, 2021	Quit Claim Deed, Transfer · Commercial Mortgage SANTANDER BANK NA
Oct 18, 2019	Deed of Trust, Mortgage CITIZENS BK/MA
Oct 18, 2019	Deed of Trust, Mortgage CITIZENS BK/MA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 19, 2021 · Amount on File
Deed Sale	Nov 19, 2021 · Amount on File
Deed Document Number	2021252338
Prior Transfer Date	Nov 15, 2021
Prior Transfer Doc	079178-218
Record Updated	Oct 29, 2026

November 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WALTHAM MA
Recording Date	Nov 19, 2021
Property Address	305 WINTER ST, WALTHAM, MA 02451-8714
Document Number	079178-218
Book / Page	79178 / 218
Instrument Date	Nov 15, 2021
Instrument	252338
Transaction Type	Transfer
Record Updated	Feb 14, 2024

Transaction

Amount	Amount 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	184 HIGH ST STE 401, 401, BOSTON, MA 02110-3028

Mortgage

Document Number	0000252340
Date	Nov 19, 2021
Instrument	252340

Lender

Name	SANTANDER BANK NA
Type	Bank

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WALTHAM MA
Property Address	305 WINTER ST, WALTHAM, MA 02451-8714
Document Number	73485-548
Instrument Date	Oct 18, 2019
Transaction Type	Mortgage
Record Updated	Nov 5, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	305 WINTER ST WALTHAM MA 024518714, WALTHAM, MA 02451-8714

Mortgage

Document Number	73485-548
Date	Oct 18, 2019
Book Page	073485/000548
Instrument	161284

Lender

Name	CITIZENS BK/MA
Type	Bank

Agreement

Amount	Amount on Record

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WALTHAM MA
Property Address	305 WINTER ST, WALTHAM, MA 02451-8714
Document Number	73485-536
Instrument Date	Oct 18, 2019
Transaction Type	Mortgage
Record Updated	Nov 5, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	305 WINTER ST WALTHAM MA 024518714, WALTHAM, MA 02451-8714

Mortgage

Document Number	73485-536
Date	Oct 18, 2019
Book Page	073485/000536
Instrument	161283

Lender

Name	CITIZENS BK/MA
Type	Bank

Agreement

Amount	Amount on Record

Tax Assessment & Valuation

The 2026 property tax bill for 305 Winter St was $976,977, up 55.6% from the year before.

Source: Middlesex County and Waltham City assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Middlesex County
Municipality	Waltham City
Unified School District	Waltham School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026	$976,977.00 (+55.6%)	$94,668,300 (+48.06%) Land $34,650,000 Building $60,018,300
2025	$627,865.00 (+119.32%)	$63,937,400 (+115.3%) Land $13,408,100 Building $50,529,300
2024	$286,275.00 (+17.88%)	$29,696,600 (+168.41%) Land $12,170,400 Building $17,526,200
2023	$242,855.00	$11,064,000 Land $11,064,000

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 305 Winter St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1978.

Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	8 in force
Nearby Flood Claims	1 (1978)
Most Recent Claim	Feb 1978 · tidal / storm surge

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

Wildfire risk around 305 Winter St is low, with a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · above 57% of Massachusetts
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond 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	WALTHAM WATER DEPARTMENT serves 65,218 people · EPA ID MA3308000
Water Source	Purchased surface water from MWRA
Last State Inspection	Jun 2024
Lead	2 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 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 36 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber	2,300 / 2,300
Xfinity Cable	2,000 / 2,000
Astound Broadband Cable	1,500 / 50
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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