26 Oak St, #1, Waltham, MA 02453 Property Records

Middlesex County and Waltham City property record for 26 Oak St, #1, Waltham, MA 02453

Property Summary

Property Type	Condominium
Details	3 bd · 2.5 ba · 2,086 sqft · built 2009
Lot Size	0.119 acres (5,220 sqft)
Owner	2 Individual Names on File
Last Sale	$390,000 (Jul 2011)
Tax Bill	$6,866 (2025)
Flood Zone	Zone X (minimal risk)
APN	`211834`

Property Details

APN / Parcel Number

Primary APN	`211834`
Alternative APN	`WALT M:070 B:015 L:0018 001`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	2,086 sqft Living Area

Exterior

Year Built	Built 2009
Effective Year Built	Effective 2009
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,220 sqft (0.119 acres)
Garage Type	Detached

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	211834
Street Address	26 OAK ST, 1
City	WALTHAM
State	MA
Zip	02453-8610
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Legal Block	15
Legal Lot Number	18 001
Jurisdiction	WALTHAM MA
Township / Civil Division	WALTHAM
Census Block Group	2
Census Block	2006
Census Tract	368700

Owner

Source: Middlesex County and Waltham City records · APN 211834

Assessment roll updated April 14, 2026 · Last verified July 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 File
Mailing Address	26 OAK ST, 1, WALTHAM, MA 02453-8610
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jul 15, 2011 · Amount on Record
Deed Sale	Jul 15, 2011 · Amount on Record
Deed Document Number	201112
Deed Book / Page	57150 / 182
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Middlesex County and Waltham City records · Assessment roll updated April 14, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$6,866.00 (+4.86%)	$699,200 (+2.93%) Building $699,200	$752,685 (+7.74%)
2024	$6,548.00 (-3.78%)	$679,300 (+3.02%) Building $679,300	$698,630
2023	$6,805.00	$659,400 Building $659,400

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 10, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force
Nearby Flood Claims	3 (1979–2010)
Claims Outside the SFHA	1 of 3
Most Recent Claim	Mar 2010 · Severe Storms And Flooding
Claims by Event	Severe Storms And Flooding, Mar 2010 · 2 claims

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Xfinity Cable · Fiber in parts of the area	2,000 / 2,000
Radiate Holdings Cable	1,500 / 50

May also be available: AT&T, T-Mobile USA.

Based on FCC filings for 591 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	WALTHAM WATER DEPARTMENT serves 65,218 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.