20 Common St
Watertown, MA 02472
- 3 Beds
- 3 Baths
- 3,371 sqft
3 Beds
3 Baths
3,371 sqft
Local Information
-- mins to
Home Highlights
Property Type
Condo
Year Built
2007
Living Area
3,371 sqft
Price/Sqft
$454
About this House
The last home at Mount Auburn Commons has the most romantic view of the former church (and future home of 8 luxury condos). Built to exacting standards with the finest appointments and quality craftsmenship, this new construction home is like no other. Some features include: state of the art sound proofing and insulation, hand milled exterior copper details, exquisite interior moldings, full through porcelain and marble master bath, and proximity to major transport and express bus to Boston.
20 Common St, Watertown, MA 02472 is a 3 bedroom, 3 bathroom, 3,371 sqft condo built in 2007. It last sold for $940,000 on Aug 26, 2008. It is currently off market. The Trulia Estimate is $1,532,000, with a rent estimate of $5,907/month.
Home Details for 20 Common St
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Interior Details BasementNumber of Rooms: 8 |
Heating & Cooling Heating: Forced Air, GasAir ConditioningHeating Fuel: Forced Air |
Levels, Entrance, & Accessibility Stories: 2 |
Fireplace & Spa Fireplace |
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Exterior Home Features Roof: AsphaltExterior: Wood |
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Year Built Year Built: 2007 |
Property Type / Style Property Type: CondoArchitecture: townhouse |
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Units in Building: 1 |
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Lot Area: 3120 sqft |
Price History for 20 Common St
| Date | Price | Event | Source |
|---|---|---|---|
| 08/26/2008 | $940,000 | Sold | LINK #79275 |
Market trends in Watertown
Last updated June 2026
Avg. sale price
$780K
$59.85KMoM
Sale-to-List Price
100.1%
Price per sq ft
$535
$12MoM
Available listings
83
5MoM
Property Tax and Assessment
| Year | 2025 |
|---|---|
| Tax | $15,366 |
| Assessment | $1,315,600 |
Home facts updated by county records
Comparable Sales for 20 Common St
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.25 | Condo | $950,000 | 02/27/26 | 3 | 2.5 | 1,718 | |
0.35 | Condo | $920,000 | 03/20/26 | 3 | 2 | 1,872 | |
0.40 | Condo | $999,000 | 11/17/25 | 3 | 2.5 | 1,909 | |
0.12 | Condo | $1,150,000 | 06/18/26 | 4 | 3 | 2,209 | |
0.23 | Condo | $980,000 | 07/06/26 | 4 | 2.5 | 2,709 | |
0.17 | Condo | $1,050,000 | 08/28/25 | 3 | 2 | 2,331 | |
0.17 | Condo | $1,050,000 | 08/28/25 | 3 | 2 | 2,331 | |
0.38 | Condo | $1,225,000 | 04/01/26 | 4 | 4 | 3,335 | |
0.47 | Condo | $744,000 | 07/24/26 | 4 | 1.5 | 1,825 | |
0.25 | Condo | $1,800,000 | 09/25/25 | 4 | 5 | 4,513 |
Nearby homes
Get a sense of prices in the area by checking nearby homes.Assigned Schools
These are the assigned schools for 20 Common St.
What Locals Say about Watertown
At least 398 Trulia users voted on each feature.
91 % Say there are sidewalks
88 % Say it's dog friendly
81 % Say parking is easy
77 % Say it's walkable to restaurants
76 % Say people would walk alone at night
74 % Say streets are well-lit
69 % Say car is needed
69 % Say there's holiday spirit
65 % Say it's walkable to grocery stores
61 % Say kids play outside
59 % Say yards are well-kept
56 % Say neighbors are friendly
56 % Say it's quiet
49 % Say there's wildlife
46 % Say they plan to stay for at least 5 years
29 % Say there are community events
Sourced by Trulia users. Learn more about our methodology.
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