Boston & Inner Suburbs
Watertown Square on the Charles River, the Arsenal and the Mosesian Center for the Arts
$786,000
Median Sale Price, 2026
MLS PIN, Jan–Oct 2026
Town profile
35,329
2020 Census
4.1 sq mi
~6 miles
west, straight-line
1630
City Manager and City Council
officially the City known as the Town of Watertown
$12.20
per $1,000, residential, FY2026
Watertown is a compact city along the Charles River, with Watertown Square at its center and neighborhoods such as Coolidge Square, East Watertown, Bemis and the West End.
The former Arsenal along the river is now a center for shopping, dining and the arts, with Arsenal Park and the Mosesian Center for the Arts, home of the New Repertory Theatre. Paths follow the Charles toward Boston, the Armenian Library and Museum of America is on Main Street, and MBTA buses run from Watertown Square and Watertown Yard.
Watertown Square
The city's center on the Charles River.
Mosesian Center for the Arts
A regional arts center in the former Arsenal.
Arsenal Park
A public park on the old Arsenal grounds, renovated in 2025.
Armenian Library and Museum of America
On Main Street, in the former Coolidge Bank building.
Questions about living in Watertown, or about buying or selling here? Will can help you find the right fit.
Source: MLS PIN closed sales
July–September 2026, compared with the same months in 2025
36days
Avg. days on market
3 days faster than a year ago
101%
Sale-to-list ratio
100% a year ago
74
Homes sold
90 a year ago
2.6months
Months of supply
As of Nov 6
Supply and demand
Months of supply is how long it would take to sell every home for sale at the recent pace of sales.
As of November 6, 2026, 63 homes were for sale in Watertown. At the recent pace of about 25 sales a month (July–September), that's 2.6 months of supply, which points to a seller's market.
Average days on market by quarter, 2025 vs. 2026
Shorter bars mean homes are selling faster.
Oct–Dec 2026 will be added as those sales close.
From July through September 2026, 74 homes sold in Watertown, averaging 36 days on market and 101% of list price. That's about the same pace as the same months in 2025 (39 days).
Each point is the median of every sale that year
*2026 is year to date (January–October), so it can still change.
Watertown's median sale price was $852K in 2025, based on 292 sales, up 8% from 2024 and up 29% since 2021. So far in 2026 (through Oct), the median is $786K on 233 sales.
Browse current MLS listings in Watertown and save the homes you like.
Search Watertown Homes →Be the first to know when homes hit the market in Watertown.
“His professionalism is second to none — I wouldn't want to purchase a home with anyone else.”