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166 Montague Street (The Franklin Trust Company Building)Recorded sales & closing prices

166 Montague Street, Brooklyn, NY 11201

17 recorded closings, 2010–2024. Sortable and searchable below.

Recorded closings
17
Date range
2010–2024
Median $/sf
$1,223
2024 · adjusted
Listing discount
3.2%
median, from last ask
Monthly carry/sf
$1.73
≈ $2,144/mo · recent
Price range
$619K – $4.72M
Price shift · median $/sf · floor-adjusted
Since 2010
+42.6%
10-Year
+7.6%
Since 2022
-0.1%
1-Year
-0.1%

Change in the building’s median $/sf over each window, on a floor-adjusted basis — standardized to the building’s average floor, so it reflects price rather than which floors happened to sell. This is a different method from The Roebling Index, which publishes plain medians and applies no floor adjustment; the two are not interchangeable. Floor adjustment standardizes for floor only. It does not control for condition, size, exposure, renovation or the mix of what happened to trade. (2022 marks the rate-shock inflection.) Like-for-like repeat-sale figures to follow.

The complete recorded-sale history for The Franklin Trust Company Building, compiled from NYC Department of Finance transfer records and verified listing data, then enriched apartment-by-apartment by The Roebling Team research desk. Across sales with a public asking price, the building carries a median listing discount of 3.2% from the last ask — a recurring negotiation gap worth pricing into any offer or listing strategy here.

Price per square foot over time

11 sales with a known square footage, by closing date.

$779$1,159$1,539'10'13'16'19'22'249A · $885/sf · 20103B · $820/sf · 20103D · $856/sf · 20109C · $981/sf · 20108B · $1,014/sf · 20115C · $1,212/sf · 20134A · $1,188/sf · 20135C · $915/sf · 20169A · $1,490/sf · 20177A · $1,471/sf · 20238A · $1,498/sf · 2024
Each dot is one recorded sale with a known interior square footage, plotted by closing date against price per square foot. The line is the median $/sf each year, adjusted to a floor-standardized (average-floor) unit — so it reflects price movement, not which floors happened to sell that year. Individual sale prices in the table below are unadjusted — and you can click any dot to jump straight to that sale.

Recent closings

The building’s 10 most recent market sales.

DateUnitApartmentPrice$/sfvs. Ask
Sep 16, 20248A2 BR · 1,656 sf$2,480,000$1,498
Apr 19, 20237A5 BR · 4 BA · 3,208 sf$4,720,000$1,471-3.2%
Feb 27, 20179A2 BR · 1,114 sf$1,660,000$1,490-3.8%
Jan 6, 20165C2 BR · 1,218 sf$1,114,858$915
Jul 26, 20134A2 BR · 1,242 sf$1,475,000$1,188+5.7%
Feb 7, 20135C2 BR · 1,218 sf$1,476,462$1,212-1.5%
Jun 9, 20117B3 BR$1,620,000+0.0%
May 31, 20118B3 BR · 1,550 sf$1,571,974$1,014
Dec 20, 20103D1 BR$640,000+0.0%
Jul 19, 20109C3 BR · 2,123 sf$2,083,339$981

The retrade record

Lines that have changed hands more than once in the public record — the building’s appreciation arc, apartment by apartment.

9A · 1,114 sf+68%
$985,666 ($885/sf) 2010$1,660,000 ($1,490/sf) 2017
5C · 1,218 sf-24%
$1,476,462 ($1,212/sf) 2013$1,114,858 ($915/sf) 2016

Every recorded sale

Sort any column; filter by unit or keyword. Prices are the recorded transfer amount at the NYC Department of Finance. Every sale sits in one of three states: counted in the building’s medians and trend; shown but excluded as a non-arms-length or nominal transfer; or shown and ⚑ flagged for review — a possible duplicate filing or an extreme $/sf outlier, held out of the statistics pending manual verification rather than allowed to move them.

17 recorded sales
Apartment
Sep 16, 20248A2 BR1,656$2,480,000$1,498
Apr 19, 20237A5 BR · 4 BA3,208$4,720,000$1,471-3.2%
Feb 27, 20179A2 BR1,114$1,660,000$1,490-3.8%
Jan 6, 20165C2 BR1,218$1,114,858$915
Jul 26, 20134A2 BR1,242$1,475,000$1,188+5.7%
Feb 7, 20135C2 BR1,218$1,476,462$1,212-1.5%
Jun 9, 20117B3 BR$1,620,000+0.0%
May 31, 20118B3 BR1,550$1,571,974$1,014
Dec 20, 20103D1 BR$640,000+0.0%
Jul 19, 20109C3 BR2,123$2,083,339$981
May 18, 20107A3 BR$3,294,039
Apr 8, 20103D1 BR723$619,096$856
Mar 23, 20103B1 BR838$686,809$820
Feb 24, 20104A2 BR$1,091,361-7.9%
Jan 27, 20109A2 BR1,114$985,666$885
Jan 8, 20108A2 BR$1,551,000-6.6%
Jan 4, 20104B1 BR$591,603-10.4%

The most recent eligible transfer recorded at this building is from 2024. Our records run through August 2026; no later qualifying sale has been recorded here, which for a small or tightly held building is common rather than a gap in the data.

Sources, exclusions and how these figures are computed

Sales sourced from NYC Department of Finance recorded transfers (BBL 3-00249-7502) and verified listing data. Apartment-level facts (line, condition, asking-price context) curated and cross-verified by The Roebling Team research desk. Not all transactions cross-verify with ACRIS records — sponsor and LLC purchases sometimes record at stipulated values rather than market price; square footage from recorded condo declarations and offering plans. Storage, parking, and commercial units are excluded from all figures. Floor- and line-level $/sf are time-controlled (each sale measured against the building’s going rate at the time of sale) and expressed at today’s pricing, so they isolate the floor or line premium rather than blend two decades of market movement.

Buying or selling at The Franklin Trust Company Building?

Put this data to work.

Buying here

Know what’s fair before you offer — we’ll show you where each line trades, the building’s discount-to-ask pattern, and where the value sits right now.

Selling here

Price to the building’s real trajectory, not a guess — we’ll position your line against its true comps to maximize the outcome.

Corey Cohen, Principal · The Roebling Team at Compass
646.939.7375 · c.cohen@compass.com