Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
Park Slope real estate

Park Slope Market Report September 2026: $1.70M Median

Milton Coste Live from REBNY/RLS October 16, 2026
Milton Coste

Milton Coste

Licensed Real Estate Associate Broker at Keller Williams NYC

NY License #10301213304 | (917) 416-7433

Park Slope recorded 24 closed sales in the last 30 days at a median close price of $1.69M. Active inventory stands at 101 listings with a median asking price of $1.70M ($1,334/sqft). Condos dominate at 40% of inventory. 12.9% price reductions among active listings. 7 new listings hit the market this week, while 105 properties are under contract. At current absorption rates, Park Slope has approximately 4.2 months of supply, making it a balanced market. As a Park Slope specialist with over 25 years of experience, I track these numbers daily to give my clients a competitive edge. If you are considering buying or selling in Park Slope, call me at (917) 416-7433 for a personalized market analysis.

101

Active Listings

$1.70M

Median Asking

24

Sold (30 Days)

4.2

Months of Supply

Price Trends

Inventory Breakdown

Metric Value
Active Listings 101
Pending Sales 105
Median Asking Price $1.70M
Median Price/Sqft $1,334
Avg Days on Market N/A
New This Week 7
Price Reduced 13 (12.9%)
Sold (Last 30 Days) 24
Sold (Last 90 Days) 102
Median Sale Price (90d) $1.69M
Sale-to-List Ratio 100.2%
Months of Supply 4.2 (balanced market)

Property Mix

Condo 40% (40) Co-op 30% (30) Condop 0% (0)

Recent Transactions

220 Berkeley Place #2K 220 Berkeley Place #2K, Apt 2K $510,000 Studio Oct 15, 2026
300 8TH Avenue #4F 300 8TH Avenue #4F, Apt 4F $330,000 1 BR Oct 14, 2026
396 3RD Street #16 396 3RD Street #16, Apt 16 $880,000 2 BR Oct 14, 2026
8 Polhemus Place 8 Polhemus Place $6,800,000 4 BR Oct 14, 2026
25 PLAZA Street W #2J 25 PLAZA Street W #2J, Apt 2J $1,315,000 2 BR Oct 13, 2026
456 Prospect Avenue #1L 456 Prospect Avenue #1L, Apt 1L $880,000 2 BR Oct 13, 2026
270 5th Street #4B 270 5th Street #4B, Apt 4B $1,395,000 2 BR Oct 12, 2026
667 DEGRAW Street #3 667 DEGRAW Street #3, Apt 3 $2,149,526 3 BR Oct 2, 2026
1 Prospect Park W #PHC 1 Prospect Park W #PHC, Apt PHC $4,285,000 3 BR Oct 9, 2026
571 8th Street 571 8th Street $3,100,000 12 BR Sep 24, 2026
397 Douglass Street 397 Douglass Street $2,800,000 5 BR Oct 6, 2026
703 President Street #4 703 President Street #4, Apt 4 $1,635,000 3 BR Oct 6, 2026
506 13th Street 506 13th Street $5,050,000 5 BR Oct 5, 2026
41 PARK Place #1 41 PARK Place #1, Apt 1 $1,925,000 2 BR Oct 2, 2026
417 A 18th Street 417 A 18th Street $1,662,500 3 BR Oct 1, 2026
490 2nd Street #3 490 2nd Street #3, Apt 3 $1,295,000 2 BR Sep 29, 2026
298 12TH Street #1/R 298 12TH Street #1/R, Apt 1/R $1,300,000 3 BR Sep 25, 2026
19 Fiske Place #E3 19 Fiske Place #E3, Apt E3 $1,225,000 2 BR Sep 25, 2026
285 5th Avenue #3C 285 5th Avenue #3C, Apt 3C $1,030,000 1 BR Sep 23, 2026
457 3rd Street #1L 457 3rd Street #1L, Apt 1L $1,850,000 3 BR Sep 23, 2026
501 8TH Avenue #PH 501 8TH Avenue #PH, Apt PH $2,995,000 3 BR Sep 21, 2026
390 9TH Street #A 390 9TH Street #A, Apt A $3,550,000 3 BR Sep 24, 2026
509 3rd Street 509 3rd Street $4,725,000 4 BR Sep 22, 2026
908 President Street #2/3 908 President Street #2/3, Apt 2/3 $2,700,000 3 BR Sep 18, 2026

Rental Market

7

Closed Rentals (30 Days)

$3,895/mo

Median Rent

Type Count Median Rent Range
1 BR 5 $3,795/mo $3,645 - $3,995
2 BR Limited data Limited data Limited data

Recent Transactions

336 Douglass Street #11L 336 Douglass Street #11L, Apt 11L $3,645/mo 1 BR Oct 8, 2026
276 20th Street #PH02 276 20th Street #PH02, Apt PH02 $5,995/mo 2 BR Oct 8, 2026
336 Douglass Street #10D 336 Douglass Street #10D, Apt 10D $3,895/mo 1 BR Sep 23, 2026
336 Douglass Street #7D 336 Douglass Street #7D, Apt 7D $3,695/mo 1 BR Sep 23, 2026
336 Douglass Street #3N 336 Douglass Street #3N, Apt 3N $3,795/mo 1 BR Sep 23, 2026
336 Douglass Street #3L 336 Douglass Street #3L, Apt 3L $3,995/mo 1 BR Sep 23, 2026
276 20th Street #201 276 20th Street #201, Apt 201 $5,450/mo 2 BR Sep 23, 2026

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RLS at REBNY Data provided by the RLS at REBNY

This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., All rights reserved.

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