30 Center St, Watertown — property record card

Residential Condominium built in 2013 in Watertown, assessed at $4,038,500 for fiscal year 2026; last sold for $1,800,000 on September 25, 2025.

Rebuilt from the Watertown assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Watertown assessor’s office.

Parcel

Location	30 Center St
Map and parcel ID	1020 6 5
Use	Residential Condominium (use code 1020)
County	Middlesex

Valuation — fiscal year 2026

Building	$3,981,700
Land	$0
Other	$56,800
Total assessed	$4,038,500

Building

Year built	2013
Style	Townhouse
Living area	4,513 ft²
Rooms	8
Units	2

Last recorded sale

Price	$1,800,000
Date	September 25, 2025
Deed	Registry of Deeds book 84654, page 272

2 assessor accounts on this parcel

Condominium units or several buildings share one parcel; each has its own assessment.

Address	Account	Use	Assessed	Last sale
30 Center St	1020 6 5	Residential Condominium	$2,032,100	$1,800,000 September 25, 2025
32 Center St	1020 6 5B	Residential Condominium	$2,006,400	nominal ($100) October 17, 2023

What MassDEP has recorded

No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.

Within about 500 m (a third of a mile): 1 active tier-classified 21E site and 4 sites with an Activity and Use Limitation. All MassDEP sites in Watertown.

What this means

Assessed 176% above the median residential condominium in Watertown ($1,461,700, 975 parcels).
The last sale price is 55% below the current assessment. Massachusetts assessments aim at full market value as of January 1 of the year before the fiscal year.

Point at the centre of the assessor parcel — not a survey.

Data: Watertown assessor file for fiscal year 2026, via MassGIS, retrieved October 30, 2026; MassDEP sites retrieved the same day. Sources and freshness. No owner names are published.

First page of a sample Massachusetts Property Report

The report for 30 Center St

This page shows the assessor record and the MassDEP sites on the parcel. The report adds what lies around it: FEMA flood zone, wetlands, Zone II and other water supply protection areas, priority habitat, sewer or septic service, protected open space, and every 21E site within half a mile.

$19card · PDF within 24 h · you pay after receiving itSee the sample (PDF)

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