Financial
Distress signals
Property profile

21 Longwood Ave Brookline, MA 02446

OFF-MARKET
Office buildings
Property ID
US38-0618090
8,379 SF 0.29 ac lot Built 1955
Last sale Mar 1997 · $1,725,000
Entity Owned Owner of record is a legal entity (LLC / corporation). 7-yr Hold Held for 7 years. Free & Clear No active or open recorded mortgage detected.
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Property summary

AI-generated overview

21 Longwood Avenue is a freestanding, two-level medical office building totaling approximately 8,650 square feet on a 0.30-acre parcel. The first floor has been configured for dental use, reflecting an interior buildout designed for established medical operations, and the building supports continuing medical office use across its two levels. The property is located in Coolidge Corner, near the MBTA Green Line T station, with retail shops and restaurants within walking distance, and it is

Ownership intelligence

Who controls the opportunity?

Resolved identity, portfolio, hold profile and investor signals. Included in the full report.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with the full report.

Mortgages

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — in the full report.

Property tax · 2024

What does the county charge?
$76k
Tax billed · 2024
Assessed value$4.61M
Assessed land$2.19M
Assessed improvement$2.42M
Effective rate1.64%

Value estimate

· Sep 2026
$2.88M
$2.59M – $3.17M
CAP approach$3.02M
Sales comparison$2.96M

Realmo valuation models over county records and 6 qualifying comparable sales.

Recently sold

What actually traded nearby?
$621/SF
ZIP average, outlier-cleaned · 25 recorded sales of this use type
Observed band · Q1–Q3$468 – $753
Qualifying comparables6

Cap rate analysis

How does the asset earn?

No income signal is modeled for this parcel yet — the Cap Rates tab runs the workflow.

Zoning insight

What can be built here?
G175
JurisdictionBROOKLINE

Location intelligence

Which uses thrive at this corner?
Best fit: Law Firm
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Law Firm23.1
Food Market22.1
Clothing Store20.8

Location

21 Longwood Ave Brookline, MA 02446-5239
County assessor Recorded deeds · 4 transfers 6 qualifying comp sales Zoning catalog

Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.

Comparables

2 recorded sales · 13 properties nearby
Recent sales nearby
2 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
1093 Beacon, Brookline, MA 02446-5695 $6,200,000 Aug 2024 11,320 SF
45 Bartlett, Brookline, MA 02446-2220 $8,000,000 Dec 2022 5,069 SF
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
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