THE CONDO BOOK PROJECT

684 Dean Street Condominium

684 Dean Street, Brooklyn, NY 11238

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Overview

684 Dean Street is a new 5-unit condo in Brooklyn.

  • Offering plan: Accepted March 2025 · 320 pages · floor plans on page 46
  • Finishes: 9'8" ceilings, engineered wood floors, quartzite kitchen countertops, custom MDF cabinets, Bosch appliances, a washer and dryer in each apartment, Kohler bathroom fittings and ducted heat pumps for heating and cooling
  • Prices: $1,690 a square foot on average, as first offered; $11.6 million in all
  • Common charges: $843–$1,529 a month, the sponsor's first-year estimate
  • Sponsor: 684 Dean Partners LLC, represented by Marans Newman Tsolis & Nazinitsky LLC; principals Farin Farvid and Sam Zima
  • Subway: 6-minute walk to Clinton-Washington Avs (C); 9 minutes to Grand Army Plaza (2, 3)
  • Amendments: 2, the latest in April 2026
  1. SubmittedJuly 2025
  2. AcceptedMarch 2025
  3. 2 amendments
  4. First sale
  5. Latest sale

Sales

3 of 5homes sold (60%)
Every sale: 3 homes, with price and dateSee it free →

From city records (ACRIS), through Jun 30, 2026.

First-Year Budget

From our research: NYC Co-op and Condo Tax Abatement: Is It Worth Paying Prevailing Wage? (Board Calculator)

Ask Claude or ChatGPT: How do 684 Dean Street's common charges compare with similar buildings? →

Property Taxes

The plan's first-year tax estimate, checked against the city's real bills.

Each home's estimate, city bills and tax breaksSee it free →

Compare

FigureThis building156 Quincy24 units · 0.6 miaccepted 2024275 6th34 units · 0.8 miaccepted 2025
Common ChargesPer Square Foot / Month$0.80Highest$0.59$0.25
Average Offering PricePer Apartment$2.33MIn line$2.13M$3.1M
Average PricePer Square Foot$1,690Above peers$1,647$1,648
Average Unit SizeSquare Feet1,378 SFIn line1,293 SF1,882 SF
Unit mix, amenities, finishes, utilities and operating costs against 56 Quincy and 275 6thUnlock the rest with a free account
How We Got This
  • Comps: the closest Brooklyn plans on size, $/SF and launch date, within 2 miles when possible.
  • Figures: each building's own offering plan, filed with the NY Attorney General. Nothing is estimated.
  • Checked: a price list publishes only when its math adds up, and building pages cite the plan pages.
  • Labels: In line is between the comps; Below/Above peers is past both by up to 15%; Lowest/Highest by more.

Closing Costs

The buyer pays the NYC and NY State transfer taxes, which a seller usually pays.

All 5 closing costs in the plan, with their pagesSee it free →

Amendments

Amendment 1 Jul 15, 2025

Plan declared effective with one unit sold, and offering term extended by six months.

  • Plan declared effective upon acceptance of one purchase agreement (Unit 4) representing 20% of units
  • Offering term extended by six months from amendment filing date
What the amendment changed, line by lineSee it free →

Team

Sponsor
684 Dean Partners LLC
Principals
Farin Farvid, Sam Zima
Tax estimate
MGNY Consulting Corp.Prepared the first-year real estate tax projection
Construction lender
S3 Capital$4.2 million recorded
General contractors
Pars Elite Construction, L & M Builders GroupHeld the general construction permit on DOB job 321598491

From our research: What Does a Title Agency Do, and How Do You Pick One for a NYC Condo?

Zoning

Zoning districts
R6, R7AThe lot is split between two districts, the largest share first
Commercial overlay
C1-4

Today's zoning, from city data (PLUTO 26v2).

Nearby

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The Condo Book Project Are 684 Dean Street's common charges high for the area? Yes, they're on the high side. 684 Dean Street budgets $0.80 per square foot a month, against a $0.57 median for the 10 most similar Brooklyn plans.Schedule A Do you want to see the list of similar buildings?
Free: all 5 units, every budget line, every saleSee it free