121 Montclair Ave Waltham, MA 02451 / 3066

Map

Residence for Single Family

(UPDATED: 07/29/2025)
  • 3 Beds
  • 2 Baths
  • 2.820 square feet
Property Report

Information about property on 121 Montclair Ave, Waltham MA, 02451-3066. Find out owner contacts, building history, price, neighborhood at Homemetry Address Directory.

Property Details

At 121 Montclair Avenue, Waltham, Massachusetts based a single-family Cape-cod style estate.

Facts

  • Built in 1965
  • Lot size 2,820 sqft
  • Building 1
  • Construction Frame
  • Rooms 6
  • Bedrooms 3
  • Bathrooms 2
  • Stories 2 story with basement
  • Style Cape Cod
  • Basement Unfinished Basement
  • Structure type Cape cod
  • Heating & Cooling
  • Heat type Hot Water
  • Exterior Home Features
  • Exterior material Wood
  • Exterior walls Wood Siding
  • Roof type Asphalt

Householders and Tenants for 121 Montclair Ave, Waltham MA

Possible residents contact details

Person Name Phone Number Additional Info
Brian Gallagher Age: 58
781-893-****
Haig Avedisian
Irene G Gallagher Age: 85
781-893-****
Residential status:
Homeowner
Job:
Sales Occupations
Kristin A Gallagher Age: 55
781-893-****
Richard W Gallagher Age: 84
781-893-****
Residential status:
Homeowner
Job:
Sales Occupations
Sean J Gallagher Age: 59

Cost estimate history

YearTaxAssessmentMarket
2014 $3,940 $293,400 N/A

Where is 121 Montclair Ave, Waltham MA located on map?

Montclair Ave Fire Incident History

To date, we have no information about fire incidents in 2025
20 Dec 2008 Passenger vehicle fire
79 Montclair Ave, Waltham MA
Property Use —
Residential street, road or residential driveway
Area of Origin —
Engine area, running gear, wheel area
04 Mar 2008 Building fires
21 Montclair Ave, Waltham MA
Property Use —
1 or 2 family dwelling
Area of Origin —
Laundry area, wash house (laundry)
First Ignition —
Multiple items first ignited
Heat Source —
Heat from powered equipment, other
22 Jun 2003 Fire, other
97 Montclair Ave, Waltham MA
Property Use —
1 or 2 family dwelling
Area of Origin —
Egress/exit, other
First Ignition —
Item First Ignited, Other
Heat Source —
Lightning
09 Sep 2001 Grass fire
143 Montclair Ave, Waltham MA
Property Use —
Outside or special property, other
Area of Origin —
Outside area, other

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Montclair Ave Incidents registered in FEMA
(Federal Emergency Management Agency)

To date, we have no information about incidents registered in FEMA in 2025
27 Nov 2012 Power line down
38 Montclair Ave, Waltham MA
Property Use —
Residential street, road or residential driveway
30 Oct 2011 Power line down
130 Montclair Ave, Waltham MA
Property Use —
1 or 2 family dwelling
30 Oct 2011 Power line down
93 Montclair Ave, Waltham MA
Property Use —
1 or 2 family dwelling
30 Jul 2011 Flammable gas or liquid condition, other
116 Montclair Ave, Waltham MA
Property Use —
1 or 2 family dwelling

View more

Properties Nearby

Street Address Residens/Landlords
12 Montclair Ave, Waltham, MA 02451-3065
Single Family
  • 3 beds
  • 1.5 baths
  • 1,622 sqft
  • Built in 1960
 Andna I Boyd, Andrea I Boyd
13 Montclair Ave, Waltham, MA 02451-3064
Single Family
  • 2 beds
  • 1.5 baths
  • 2,033 sqft
  • Built in 1945
 Maj Inc, Tommy Plumbing Inc

Montclair Avenue

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Recent rentals on Montclair Avenue (1)

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FAQ about the house at 121 Montclair Ave, Waltham, MA


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