740 Union St, Brooklyn, NY 11215
Property image
Property image
OFF MARKET

740 Union St
Brooklyn, NY 11215

Park Slope
  • Studio
  • 3,240 sqft

$3,993,700

Trulia Estimate
as of Aug 25, 2026
Est. Refi. Payment $22,686/mo*
Refinance Your Home

$3,993,700

Trulia Estimate
as of Aug 25, 2026
Est. Refi. Payment $22,686/mo*
Refinance Your Home
Studio
3,240 sqft

Home Value

Trulia Estimate
$3.99M
Since last month
Decreased$10K (-0.2%)
Since last year
Increased$548K (+15.9%)
Since last sale
Increased$2M (+110.2%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +31% in the last 10 years
MonthEstimated value
2026
August 2026$3.99M
July 2026$4M
June 2026$3.63M
May 2026$3.58M
April 2026$3.72M
March 2026$3.57M
February 2026$3.52M
January 2026$3.58M
2025
2024
2023
2022
2021
2020

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
654 Union St, Brooklyn, NY
0.19
Multi-Family Home
$2,050,000
04/16/26
2
1
1,980
103 Garfield Pl, Brooklyn, NY
0.13
Multi-Family Home
$3,700,000
12/05/25
4
3,840
103 Lincoln Pl, Brooklyn, NY
0.15
Multi-Family Home
$1,217,275
03/20/26
7
4
3,580
12 Sterling Pl, Brooklyn, NY
0.22
Multi-Family Home
$2,900,000
01/05/26
-
2,331
54 Sterling Pl, Brooklyn, NY
0.21
Multi-Family Home
$4,300,000
04/28/26
5
4
3,400
106 Park Pl #6, Brooklyn, NY
0.27
Multi-Family Home
$4,250,000
11/28/25
-
3,336
156 5th Ave #5, Brooklyn, NY
0.19
Multi-Family Home
$5,450,000
04/08/26
1
1
3,000
281 3rd Ave, Brooklyn, NY
0.39
Multi-Family Home
$1,725,000
01/06/26
2
1
3,000
391 Douglass St #4, Brooklyn, NY
0.24
Multi-Family Home
$3,570,000
05/26/26
-
3,948
401 Butler St, Brooklyn, NY
0.30
Multi-Family Home
$2,778,010
03/16/26
7
3
3,256

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
722 President St #1, Brooklyn, NY 11215
0.05
$2,796,400
3
3
1,805
Off Market
722 President St #2, Brooklyn, NY 11215
0.05
$2,304,900
3
2
1,253
Off Market
226 6th Ave, Brooklyn, NY 11215
0.06
$5,600,000
4
4
3,500
Recently Sold
703 President St #1, Brooklyn, NY 11215
0.04
$1,550,000
2
1
-
Recently Sold
701 President St, Brooklyn, NY 11215
0.04
$3,763,400
8
4
-
Off Market
746A Union St, Brooklyn, NY 11215
0.02
$4,473,900
4
3
3,240
Off Market
645 Carroll St, Brooklyn, NY 11215
0.07
$4,250,000
4
3.5
3,565
Recently Sold
236 6th Ave, Brooklyn, NY 11215
0.09
$8,500,000
12
7
8,217
For Sale
238 6th Ave #4, Brooklyn, NY 11215
0.10
$995,000
2
1
-
Recently Sold
718 Union St, Brooklyn, NY 11215
0.05
$3,437,900
4
3
2,295
Off Market
686 Carroll St #1, Brooklyn, NY 11215
0.10
$2,695,100
2
2.5
1,697
Off Market
680 Carroll St #4, Brooklyn, NY 11215
0.10
$1,995,000
2
1.5
-
Recently Sold

Local Information

  • Map ViewExplore the area around 740 Union St.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Multi-Family
Year Built
1899
Living Area
3,240 sqft
Price/Sqft
$1,233

About this House

Live and invest in prime Park Slope with this ideally located handsome Brownstone containing a thoroughly renovated owners lower triplex and a high income upper duplex rental. The lower triplex is a 2304 SF 3 bedroom with 2-1/2 baths and includes a fully integrated lower recreation/den /office area. There is a magnificent south facing landscaped garden. The architecturally designed triplex was completely renovated in the last 2 years and features an attractive pallet of materials throughout that both preserves the significant character of this classic townhouse while providing a more contemporary lifestyle approach to townhouse living. All mechancical systems, including central A/C have been completely updated and/or are new. The faade, entryway and foyer have also been completely renovated providing both great curb appeal and thoughtful access to the upper duplex. The high income rental apartment also received significant updates when the lower triplex was built. The apartment is an attractive 1620 SF 3 bedroom with two home offices that retains a significant amount of its original details. The lower floor is all living with an open floorplan and a home office. The bedrooms and an additional home office are on the top level. The projected annual rent roll for both apartments is $186,000. The access to all that Park Slope is well known for is nothing short of superb.
740 Union St, Brooklyn, NY 11215 is a studio, 3,240 sqft multi-family in Park Slope, built in 1899. It last sold for $1,900,000 on Jun 25, 2014. More recently, it was listed as a rental in July 2014 with an asking price of $6,000 per month. That rental listing was removed on August 28, 2014. It is currently off market. The Trulia Estimate is $3,993,700, with a rent estimate of $6,376/month.

Home Details for 740 Union St

Interior Features

Levels, Entrance, & Accessibility
Stories: 3
Appliances & Utilities
Dishwasher
Heating & Cooling
Air ConditioningCooling System: Central

Property Information

Year Built
Year Built: 1899Year Updated: 1899
Property Type / Style
Property Type: Multi Family

Exterior Features

Exterior Home Features
Garden

Community

Units in Building: 2

Lot Information

Lot Area: 1710 sqft

Price and Tax history

DateEventPrice
Jul 2, 2016
Source: Agent Provided
ListingRemoved
$3,495,000
May 12, 2016
Source: Agent Provided
Listed For Sale
$3,495,000
Aug 28, 2014
Source: Agent Provided
ListingRemoved
$5,000
Aug 19, 2014
Source: Agent Provided
PriceChange
$5,000
Price decreased by 9%
Aug 4, 2014
Source: Agent Provided
PriceChange
$5,500
Price decreased by 8%

Market trends in Park Slope

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$1.72M
$289KMoM
Sale-to-List Price
—
Price per sq ft
$1.41K
Available listings
110
36MoM

Around this home

Neighborhood Overview

Park Slope
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Park Slope

At least 546 Trulia users voted on each feature.

  • 95 % Say it's walkable to grocery stores

  • 95 % Say there are sidewalks

  • 94 % Say it's dog friendly

  • 92 % Say it's walkable to restaurants

  • 86 % Say streets are well-lit

  • 85 % Say people would walk alone at night

  • 81 % Say kids play outside

  • 65 % Say they plan to stay for at least 5 years

  • 64 % Say there are community events

  • 63 % Say there's holiday spirit

  • 63 % Say neighbors are friendly

  • 43 % Say yards are well-kept

  • 39 % Say it's quiet

  • 36 % Say there's wildlife

  • 26 % Say parking is easy

  • 17 % Say car is needed

Sourced by Trulia users. Learn more about our methodology.
  • Anhnghiem
    "Park Slope is a great place to raise your kids but it’s definitely expensive and will test your patience. But my kids got a great education, have interesting friends and are very independent. "
    0
    Flag
  • Fairygoddess369
    "Parades and lots of block parties different types of events from sports to food from school events to community sports"
    0
    Flag
  • Paige Ehlers-Pearl
    "About 35 mins to lower Manhattan via the F train. The G train also provides some access to other parts of Brooklyn "
    0
    Flag
  • D.luria
    "Very close to prospect park for off leash hours which we enjoy regularly. It’s also really to find good dogwalkers. "
    0
    Flag
  • Paige P
    "Being close the park is such a luxury, particularly during the week when the crowds aren’t large. However, lots of dogs nearby (yay) means lots of bad dog owners (boo)."
    0
    Flag
  • Jose Corona
    "Theres always places to go and explore or to try out different cultures as well for food or even stores to shop at "
    0
    Flag
  • bdpowell7
    "Fantastic neighborhood. Feels like a community. A lot of families. Great schools. There’s a great food coop. "
    0
    Flag
  • Anhnghiem
    "We have lived in Park Slope for over 10 years and we love it. It’s an amazing community and there is so much to do in the neighborhood. "
    2
    Flag
  • Gohar Rashid
    "Decent commute it’s good to have B/Q TRAIN CAUSE IF ONE BOT WORKING THE OTHER ONE IS WORKING & b82 bus plays important role too "
    2
    Flag
  • Devtysingletary
    "Block parties are alive and well. Great sense of community with a block whatsapp group. Neat little finds on the street. "
    0
    Flag
  • William D Duty
    "It’s the R train. So, it’s a long commute sometimes. The bus is pretty nice. It takes an hour at best to get to the upper east side. "
    1
    Flag
  • Trulia User
    "There are a lot of vagrants sleeping on the stoops and some have been violent towards people that live here and children"
    4
    Flag
  • Trulia User
    "Brownstone tree lined streets full of families. Halloween. Fall. Good food. Playgrounds. Neighbors. "
    4
    Flag
  • Trulia User
    "many other dogs to sniff, plenty of groomers and there’s often free dog cookies in the regular stores"
    0
    Flag
  • Trulia User
    "It is like any other neighborhood in Brooklyn it has its shay areas but for the most part it is a beautiful piece of Brooklyn "
    1
    Flag
  • Trulia User
    "Great restaurants, friendly people who make a good living but are humble and interesting and well cultured!"
    3
    Flag
  • Trulia User
    "I see people walking their dogs all the time. Prospect Park is also a very popular place for dog owners to bring their dogs during off leash hours. "
    0
    Flag
  • Trulia User
    "There is a huge park, a small park, many schools and children and parents. There are dogs, dog walkers, and friendly dog owners. "
    1
    Flag
  • Trulia User
    "Lots of families and preschools in the area. Area full of strollers and dogs! Also has green and shaded streets."
    0
    Flag
  • Trulia User
    "Very easy commute to the city and downtown Brooklyn. Park slope is a short walk to many different lines. "
    0
    Flag
  • Trulia User
    "Nice family neighborhood with nice places to eat and shop. Many parks around friendly for kids and pets."
    3
    Flag
  • Trulia User
    "This is actually not my neighborhood, but I jog around in this neighborhood a lot. I feel pretty safe around here."
    0
    Flag
  • Trulia User
    "Easy commute to Manhattan with multiple train lines nearby. Park Slope is a beautiful, quiet residential neighborhood of brownstones and other low profile housing. Great family neighborhood. It doesn’t get better than this in NYC."
    0
    Flag
  • Trulia User
    " I don’t know. I don’t have a dog. I have never owned a pet. There are plenty of pets around though. Lots of parks"
    0
    Flag
  • Trulia User
    "I have lived in this neighborhood for 25 years. I have seen drastic changes for the good since I moved here. There are lots of families and most people seem friendly. "
    0
    Flag
  • Hazuki A.
    "Street fairs and farmers markets, barbecues in Prospect Park, music performances on the streets For children and adults. In the summer, they have celebrate Brooklyn! Which invites wonderful artists to perform at the band shell in Prospect Park. Often the zoo and the botanical Garden hosts events."
    12
    Flag
  • Metcalfe78
    "Fifth avenue street fairs each year; the Halloween parade on 7th Ave; plant sales at the local community garden; the Cherry Blossom Festival at Brooklyn Botanic Gardens "
    1
    Flag
  • Rajalingam J.
    "I have lived here for 20yrs and love it everyday!! Park Slope has beautiful brownstones. Prospect Park is the jewel in the crown!!"
    12
    Flag
  • Drewcreid
    "Prospect Park is a huge attraction for dog owners. Off leash in early morning is very fun for the pups. "
    2
    Flag
  • Sandra P.
    "The neighborhood offers excellent public transportation access (be it subway, bus, bike share, or Long Island Railroad) and easy access to major thoroughfares."
    2
    Flag
  • Chris L.
    "There can be a bit of garbage you have to watch out for. Our dog likes to look for street food which isn't good. "
    1
    Flag
  • Nicholas H.
    "It’s a nice, pretty, relatively quiet neighborhood with good public schools and lots of green space."
    1
    Flag
  • Wbarbot
    "Tree lined streets, good restaurants Prospect Park within walking distance and one of the best school school districts in NYC . District 15"
    0
    Flag
  • Kristina.galassi
    "It’s very family friendly, so close to the park, lots of great places to eat and small businesses to shop at. Other than the enormous price tag, it’s a fantastic neighborhood!"
    8
    Flag
  • Dianamccorry
    "There’s a pretty fun Halloween decorating contest every year, but the best events are the free concerts at the Prospect Park Bandshell!"
    0
    Flag
  • Ashleynfoley
    "Just the community itself not so much the events.. it really is a place where people live, go to events in the City and be with you’re family here :) "
    1
    Flag
  • Lisa P. K.
    "Park Slope is a great neighborhood to raise a family. It is a wonderful community with great schools and resources for kids."
    2
    Flag
  • Erin S.
    "Very short. Trains are ok. Depends on exactly where you are. About 45 min to Midtown. Close to f trains where I am"
    1
    Flag
  • Kyle K.
    "Block parties, great schools, street fairs, outside dining, and stoop drinks. Great neighborhood for dogs too."
    0
    Flag
  • Adela C.
    "Great area, close to restaurants, transportation, and Prospect Park. Great for walking and families! "
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 740 Union St

  • What is 740 Union St estimated to be worth?
    Trulia's estimated value for 740 Union St in Brooklyn, NY is $3,993,700.
  • What is the price history for 740 Union St?
    740 Union St in Brooklyn, NY last sold for $1,900,000 in June 2014.
  • Is Brooklyn a buyer's or seller's market?
    Brooklyn is currently a buyer's market, based on recent for-sale activity.
  • What's the median sale price in Brooklyn?
    The median sale price in Brooklyn is $1.72M. That is up $289K from the prior month.
  • Does 740 Union St have air conditioning?
    Yes, 740 Union St in Brooklyn, NY has air conditioning.

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