ALL SHOWINGS ARE BY APPOINTMENT. PLEASE EMAIL OR CALL TO SCHEDULE YOUR VISIT.
Welcome to Timber House, an innovative timber-constructed Park Slope condominium reframing the way we live. Melding high-tech construction concepts with natural materials, this brand-new two-bedroom, two-bathroom residence delivers a sustainable, sun-splashed and utterly modern treehouse sensibility.
This 1,395-square-foot home welcomes you with beamed ceilings that rise nearly 11 feet high over 8-inch-wide engineered pine floors by Roots Custom. The living room provides a generous footprint for living, dining and home office areas, while the European kitchen boasts custom hexagonal tile floors by Prospect NY, bespoke cabinetry, porcelain countertops and upscale Bosch appliances, including an induction cooktop and dishwasher.
Head to the primary bedroom suite to discover a walk-in closet and an en suite Carrara marble bathroom featuring a large shower with a linear drain, a Duravit soaking tub, Restoration Hardware medicine cabinet, and a custom floating vanity trimmed with Brizo brushed gold hardware. The spacious second bedroom is placed alongside an equally well-appointed guest bathroom. Enjoy effortless living with extensive smart home features, including Lutron Caseta dimmers, a Latch smart lock, Nest Protect smoke/carbon monoxide detectors, and Verizon Fios and Spectrum connectivity. A large coat closet, an in-unit Miele washer-dryer and a 42-square-foot cellar storage unit complete this exceptional Park Slope sanctuary.
Timber House boasts a Danish brick facade and columns, beams and floor plates created from a state-of-the-art glue-laminated timber construction process that requires less embodied energy and produces far less waste than other materials. While new to New York City, this timber construction method has been used in Europe for more than two decades. Passive House-quality triple-glazed windows, solar panels, multi-zone heat pump heating and cooling, energy-recovery air filtration systems, mineral wool insulation and EV car chargers create a comfortable, ecologically sound way of life. Timber House amenities include a Latch entry system, a sleek modern lobby with package storage, private storage units included with each unit, a bike room, an on-site parking for purchase with EV charging at every space and a landscaped, furnished roof deck with breathtaking views of the Brooklyn and Manhattan skylines.
Located at the intersection of Park Slope and Gowanus, this exceptional new development is at the epicenter of desirable Brooklyn living. Foodies will love the proximity to renowned 5th Avenue dining and nightlife venues, with the Park Slope Food Co-Op, Union Market and Gowanus Whole Foods nearby. BAM and Barclays Center deliver world-class entertainment surrounded by fantastic shopping. Outdoor space and recreation are unbeatable, with the Park Slope Playground, Washington Park and massive Prospect Park just minutes away. Transportation is effortless thanks to N/Q/R/W, B/D/F, G, 2/3 and 4/5 trains, excellent bus service, CitiBikes and expressways all within reach.
The complete offering terms are in an offering plan available from the Sponsor. File No. CD21-0130. 668-670 Union Street LLC/ 80 4th Street Brooklyn, NY 11231. All dimensions are approximate and subject to construction variances. Plans, layouts, and dimensions may contain minor variations from floor to floor. Sponsor reserves right to make changes in accordance with the terms of the offering plan. Equal housing opportunity.
Sold for $2,425,000
$2,425,000
670 Union St APT 3A, Brooklyn, NY 11215
2beds
1,395sqft
Condo
Built in 1920
-- sqft lot
$-- Zestimate®
$1,738/sqft
$7,523 Estimated rent
Home value
Not available
Estimated sales range
Not available
$7,523/mo
Zestimate® history
Owner options
List your home for rent
$7,523/mo
Rent Zestimate®
Find your next renter with Zillow Rental Manager. Plus, with online applications, you can quickly screen prospective tenants – for free.
$7,523/mo
Rent Zestimate®
Refinance and save
$15,220/mo
Est. payment
Refinancing to a lower rate could help reduce your monthly payments and save thousands over the life of the loan.
$15,220/mo
Est. payment
Explore your selling options
Work with a Zillow partner agent
Leverage their expertise and Zillow's premium Showcase listings to get your home seen by more buyers.
Get startedList with your own agent
Get your home in front of millions of buyers by listing it on Zillow.
Learn how to do itSell it yourself
Take full control of how buyers see your home on Zillow by listing For Sale by Owner (FSBO).
List your homeWhat's special
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 2
- Bathrooms: 2
- Full bathrooms: 2
Cooling
- Central
Appliances
- Included: Dishwasher, Dryer, Washer
Interior area
- Total interior livable area: 1,395 sqft
Property
Lot
- Size: 6,668 Square Feet
Details
- Parcel number: 009551205
Construction
Type & style
- Home type: Condo
Condition
- Year built: 1920
Community & HOA
HOA
- Has HOA: Yes
- HOA fee: $494 monthly
Location
- Region: Brooklyn
Financial & listing details
- Price per square foot: $1,738/sqft
- Tax assessed value: $389,716
- Annual tax amount: $20,784
Price history
| Date | Event | Price |
|---|---|---|
| 1/8/2026 | Sold | $2,425,000+5.4%$1,738/sqft |
Source: Agent Provided Report a problem | ||
| 11/18/2025 | Contingent | $2,300,000$1,649/sqft |
Source: StreetEasy #S1789493 Report a problem | ||
| 9/11/2025 | Listed for sale | $2,300,000+15.3%$1,649/sqft |
Source: StreetEasy #S1789493 Report a problem | ||
| 11/17/2022 | Sold | $1,995,000$1,430/sqft |
Source: Agent Provided Report a problem | ||
| 11/17/2022 | Pending sale | $1,995,000$1,430/sqft |
Source: StreetEasy #21763111 Report a problem | ||
| 11/17/2022 | Listing removed | -- |
Source: StreetEasy Report a problem | ||
| 5/19/2022 | Pending sale | $1,995,000$1,430/sqft |
Source: StreetEasy #21763111 Report a problem | ||
| 5/6/2022 | Listed for sale | $1,995,000$1,430/sqft |
Source: | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $20,784 -0.6% | $175,372 -2.3% |
| 2024 | $20,908 | $179,544 +4.2% |
| 2023 | -- | $172,264 |
Find assessor info on the county website
Neighborhood: Park Slope
Nearby homes
- $1,739,0001 bd1 ba1.2k sqft670 Union St #A, Brooklyn, NY 11215Off Market

- $551,1703 bd3 ba1.8k sqft670 Union St APT 3C, Brooklyn, NY 11215Off Market

- $3,858,8003 bd2 ba1.9k sqft670 Union St APT 6B, Brooklyn, NY 11215Off Market

- $425,2092 bd2 ba1.4k sqft670 Union St APT 5A, Brooklyn, NY 11215Off Market

- $4,051,6003 bd3 ba2.3k sqft670 Union St APT 2B, Brooklyn, NY 11215Off Market
- $3,802,5003 bd4 ba2k sqft670 Union St APT 4A, Brooklyn, NY 11215Off Market
- $650,400-- bd1 ba462 sqft670 Union St APT 1A, Brooklyn, NY 11215Off Market
- $1,045,4001 bd1 ba622 sqft670 Union St APT 5B, Brooklyn, NY 11215Off Market
- $3,279,0003 bd3 ba1.8k sqft670 Union St APT 2A, Brooklyn, NY 11215Off Market
Nearby schools
GreatSchools rating
- 8/10Ps 282 Park SlopeGrades: PK-5Distance: 0.2 mi
- 6/10Ms 266 Park Place Community Middle SchoolGrades: 6-8Distance: 0.3 mi
- 10/10Brooklyn Technical High SchoolGrades: 9-12Distance: 0.9 mi
- New York
- Kings County
- New York
- 11215
- Brooklyn
- Park Slope
- 670 Union St Apartment 3A