Realmo Analytics

Unlock property reports, ownership, financials, or compile property list owners likely to sell.

Property profile

40 Portland Ave Brooklyn, NY 11217

OFF-MARKET
Residential income homes
Property ID
US63-1174453
3,840 SF 0.05 ac lot Built 1930
Last sale Sep 2026 · $138,437
Entity Owned Owner of record is a legal entity (LLC / corporation). ~ Est. High Equity Modeled equity is high. Estimate, not a fact.
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Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. Included with a plan.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with a plan.

Debts

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

Recorded lenders, amounts and estimated maturities of the owner's loan book — included with a plan.

Property tax · 2024

What does the county charge?
$16k
Tax billed · 2024
Assessed value$1.01M
Assessed land$5k
Assessed improvement$1.01M
Effective rate1.58%

Value estimate

· Nov 2026
$1.24M
$1.11M – $1.36M

Realmo valuation models over county records and 9 qualifying comparable sales.

Recently sold

What actually traded nearby?
$528/SF
ZIP average, outlier-cleaned · 48 recorded sales of this use type
Observed band · Q1–Q3$354 – $766
Qualifying comparables9

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?
R6B
This district focuses on medium density housing in areas with higher accessibility to transportation and community services, allowing for...
General categoryRESIDENTIAL
JurisdictionKINGS(BROOKLYN)

Location intelligence

Which uses thrive at this corner?
Best fit: Auto Parts Store
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Auto Parts Store17.8
Assisted Living Facility15.4
Nursing Home14.2

Location

40 Portland Ave Brooklyn, NY 11217-1302
County assessor Recorded deeds · 22 transfers 9 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

6 recorded sales · 18 properties nearby
Recent sales nearby
6 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
104 Ft Greene, Brooklyn, NY 11217-1439 $2,600,000 Jun 2025 3,440 SF
128 Ft Greene, Brooklyn, NY 11217-1419 $2,600,000 Feb 2024 3,500 SF
28 Portland, Brooklyn, NY 11217-1381 $3,625,000 May 2023 4,000 SF
111 Oxford, Brooklyn, NY 11217-4206 $4,200,000 Sep 2022 3,200 SF
19 Oxford, Brooklyn, NY 11217-1312 $3,350,000 Aug 2020 4,400 SF
44 Ft Greene, Brooklyn, NY 11217-1204 $1,885,000 Sep 2019 3,360 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
Research This Page with AI

Rey answers here. ChatGPT, Grok and Claude get the same data packet.

Includes: Price & PSF · Cap rate · Location · Zoning

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