174 River St, Waltham — property record card

Residential Condominium built in 1983 in Waltham, assessed at $3,997,600 for fiscal year 2026; last sold for $295,000 on October 28, 2025.

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

Parcel

Location	174 River St
Map and parcel ID	R070 012 0014 174
Use	Residential Condominium (use code 102)
County	Middlesex

Valuation — fiscal year 2026

Building	$3,997,600
Land	$0
Total assessed	$3,997,600

Building

Year built	1983
Style	CONDO-TNHS
Living area	3,096 ft²
Rooms	10
Stories	2
Units	11

Last recorded sale

Price	$295,000
Date	October 28, 2025
Deed	Registry of Deeds book 84795, page 591

11 assessor accounts on this parcel

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

Address	Account	Use	Assessed	Last sale
174 River St	R070 012 0014 174	Residential Condominium	$839,200	nominal ($1) May 22, 2019
176 River St	R070 012 0014 176	Residential Condominium	$839,200	nominal ($100) January 26, 2021
182 4 River St 182	R070 012 0014 182	Residential Condominium	$246,500	$230,000 July 19, 2018
182 4 River St 182.5	R070 012 0014 825	Residential Condominium	$257,600	$282,500 April 23, 2021
182 4 River St 182A	R070 012 0014 82A	Residential Condominium	$339,300	$250,000 January 20, 2022
182 4 River St 184	R070 012 0014 184	Residential Condominium	$245,700	nominal ($1) December 7, 2022
182 4 River St 184.5	R070 012 0014 845	Residential Condominium	$246,200	nominal ($1) July 16, 2012
186 River St 186	R070 012 0014 186	Residential Condominium	$245,700	$273,000 May 15, 2023
186 River St 186.5	R070 012 0014 865	Residential Condominium	$246,000	$138,500 December 11, 2009
186 River St 188	R070 012 0014 188	Residential Condominium	$246,200	$295,000 October 28, 2025
186 River St 188.5	R070 012 0014 885	Residential Condominium	$246,000	nominal ($10) May 26, 2000

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): 5 active tier-classified 21E sites and 4 sites with an Activity and Use Limitation. All MassDEP sites in Waltham.

What this means

Assessed 134% above the median residential condominium in Waltham ($1,705,450, 642 parcels).
The last sale price is 93% 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: Waltham 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 174 River 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)

Order the report