50 School Ave, Waltham, MA 02453 Property Records

Middlesex County and Waltham City property record for 50 School Ave, Waltham, MA 02453

Property Summary

Property Type	Condominium
Details	1.5 ba · 2,340 sqft · built 1999
Lot Size	0.187 acres (8,150 sqft)
Owner	2 Individual Names on Record
Last Sale	$405,000 (May 2006)
Tax Bill	$4,655 (2025)
Flood Zone	Zone X (minimal risk)
APN	`210121`

Property Details

APN / Parcel Number

Primary APN	`210121`
Alternative APN	`WALT M:071 B:001 L:0005 050`

Interior

Full Baths	1.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	2,340 sqft Living Area

Exterior

Year Built	Built 1999
Effective Year Built	Effective 1999
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	8,150 sqft (0.187 acres)

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	210121
Street Address	50 SCHOOL AVE
City	WALTHAM
State	MA
Zip	02453-6563
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	1
Legal Block	1
Legal Lot Number	5 050
Jurisdiction	WALTHAM MA
Township / Civil Division	WALTHAM
Census Block Group	2
Census Block	2010
Census Tract	368800

Owner

Source: Middlesex County and Waltham 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	2 Individual Names on Record
Mailing Address	8 DEACON LN, SUDBURY, MA 01776-1121
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 31, 2006 · Amount on Record
Deed Sale	May 31, 2006 · Amount on Record
Deed Document Number	200698454
Deed Book / Page	47542 / 475
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

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	Assessed Market Value
2025	$4,655.00 (+3.49%)	$474,000 (+1.59%) Building $474,000	$683,145 (+4.51%)
2024	$4,498.00 (-1.92%)	$466,600 (+5%) Building $466,600	$653,695
2023	$4,586.00	$444,400 Building $444,400

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 September 10, 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	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 203 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
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20