200 5th Ave, Waltham, MA 02451 Property Records

Middlesex County and Waltham City property record for 200 5th Ave, Waltham, MA 02451 · Last verified April 2026

Property Highlights

Property Type	Commercial > Office > Office Building
Bathrooms	10 Baths
Year Built	Built 1978
Square Footage	160,888 sqft Total Area
Lot Size	268,839 sqft (6.17 acres)
Tax Bill	$806,880.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`136971`
Alternative APN	`WALT M:040 B:001 L:0028`

Interior

Full Baths	10 Baths
Partial Baths	20 Partial Baths
Units	88 Units
Building Area	160,888 sqft Total Area
Gross Area	187,173 sqft Gross Area
Basement Area	25,204 sqft Basement
Unfinished Basement	25,204 sqft Unfinished
Stories	8 Stories

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1978
Exterior Material	Brick Exterior
Construction Type	Steel Frame Construction
Roof Construction	Flat Roof Construction
Roof Material	Other (not Classified) Roof
Lot Area	268,839 sqft (6.17 acres)

Utilities and HVAC

Cooling System	HVAC Cooling
Heating Fuel	Electric Heating Fuel

Location & Zoning

Account Number	136971
Street Address	200 5TH AVE
City	WALTHAM
State	MA
Zip	02451-8779
Property Usage	Commercial Property Usage
Type	Commercial > Office > Office Building
Legal Block	1
Legal Lot Number	28
Jurisdiction	WALTHAM MA
Minor Civil Division	WALTHAM
Census Blockgroup	3
Census Block	3013
Census Tract	368200

Owner

Source: Middlesex County and Waltham City records · APN 136971

Assessment roll updated April 14, 2026 · Last verified April 2026

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

Owner of Record	2 Company Names on File
Mailing Address	575 5TH AVE, NEW YORK, NY 10017-2422
Owner Type	Owner is a Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Record Refreshed	Jun 08, 2026

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WALTHAM MA
Property Address	200 5TH AVE, WALTHAM, MA 02451-8779
Transaction Type	Mortgage
Record Updated	Oct 29, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	78911-329
Date	Oct 14, 2021
Book Page	78911/329
Instrument	226072

Lender

Name	RBC RE CAPITAL CORP

Agreement

Type	Stand Alone Refinance
Amount	Amount Recorded

Tax Assessment & Valuation

Source: Middlesex County and Waltham City records · Assessment roll updated April 14, 2026 · Last verified April 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 is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2025	$806,880.00 (+8.24%)	$38,349,800 (+6.54%) Land $7,662,000 Building $30,687,800
2024	$745,450.00 (+3.47%)	$35,994,700 (+9.67%) Land $6,954,800 Building $29,039,900
2023	$720,417.00	$32,820,800 Land $6,322,500 Building $26,498,300

Flood & Wildfire

200 5th Ave is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.

Flood

Source: FEMA National Flood Hazard Layer · Middlesex County (25017C), updated September 10, 2026

FEMA Flood Zone	Zone X minimal flood hazard · outside the 0.2% annual chance floodplain
Special Flood Hazard Area	No

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to Homes	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach of burnable land

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