121 Longwood Ave 3A & P3 P8, Brookline — property record card

Residential Condominium built in 1988 in Brookline, assessed at $6,324,700 for fiscal year 2027; last sold for $850,000 on August 20, 2025.

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

Parcel

Location	121 Longwood Ave 3A & P3 P8, Brookline MA 02446
Map and parcel ID	126-54-01 126-54-05
Use	Residential Condominium (use code 102)
County	Norfolk

Valuation — fiscal year 2027

Building	$6,319,400
Land	$0
Other	$5,300
Total assessed	$6,324,700

Building

Year built	1988
Style	LOW RISE CONDO
Living area	1,136 ft²
Rooms	5
Stories	1

Last recorded sale

Price	$850,000
Date	August 20, 2025
Deed	Registry of Deeds book 42598, page 357

7 assessor accounts on this parcel

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

Address	Account	Use	Assessed	Last sale
121 Longwood Ave 1A & P2 P10	126-54-02	Residential Condominium	$933,200	nominal ($1) November 10, 2021
121 Longwood Ave 2A	126-54-03	Residential Condominium	$984,400	$220,000 February 23, 1989
121 Longwood Ave 2B & P1	126-54-04	Residential Condominium	$794,100	$890,000 May 5, 2022
121 Longwood Ave 3A & P3 P8	126-54-05	Residential Condominium	$1,053,500	$980,000 July 30, 2020
121 Longwood Ave 3B & P5	126-54-06	Residential Condominium	$780,500	$690,000 October 22, 2020
121 Longwood Ave 4A P7 P11	126-54-07	Residential Condominium	$1,042,000	$1,150,000 July 12, 2022
121 Longwood Ave 4B & P6	126-54-08	Residential Condominium	$737,000	$850,000 August 20, 2025

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): 0 active tier-classified 21E sites and 2 sites with an Activity and Use Limitation. All MassDEP sites in Brookline.

What this means

Assessed 71% above the median residential condominium in Brookline ($3,706,500, 1,424 parcels).
The last sale price is 87% 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: Brookline assessor file for fiscal year 2027, 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 121 Longwood Ave 3A & P3 P8

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.

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