Isaac Leibowitz

Woodcliff Lake NJ

Keller Williams Valley Realty

67 Closed Sales

$60.2M Total Value

$640K - $1.8M Price Range

$898.3K Average Price

Prior 5 years

About Isaac

Home Types: Condo, Townhouse, House

Transaction History

1 Year
2 Year
5 Year

Seller Deals

Total Deals

Total Value

$22,548,000

Average Sale Price

$939,500

Price Range

$660K - $1.8M

Buyer Deals

Total Deals

Total Value

$13,952,000

Average Sale Price

$820,706

Price Range

$390K - $1.6M

1 Year View by Quarter

Seller Deals

Total Deals

Total Value

$26,171,000

Average Sale Price

$934,679

Price Range

$640K - $1.8M

Buyer Deals

Total Deals

Total Value

$20,614,000

Average Sale Price

$858,917

Price Range

$390K - $1.6M

2 Year View by Quarter

Seller Deals

Total Deals

Total Value

$31,525,000

Average Sale Price

$955,303

Price Range

$640K - $1.8M

Buyer Deals

Total Deals

Total Value

$28,663,000

Average Sale Price

$843,029

Price Range

$390K - $1.6M

5 Year View

Neighborhoods Isaac is Experienced In

Isaac's Active Listings

Co-Listing Agent

$1,150,000
- 4 Beds
- 2.5 Baths
- 1,985 Sq Ft
80 Twin Ave

Unit 112

Spring Valley, NY
Luxury living at 80 Twin Ave – a rare opportunity in one of Spring Valley’s most desirable locations. Discover this stunning 4-bedroom, 3-bathroom flat designed with the feel and privacy of a private home while offering the convenience of modern luxury living. Featuring a private entrance with walk-up steps leading into a spacious open layout, this beautifully designed residence offers abundant

Isaac Leibowitz Keller Williams Valley Realty

Co-Listing Agent

$1,100,000
- 4 Beds
- 2.5 Baths
- 2,046 Sq Ft
80 Twin Ave

Unit 211

Spring Valley, NY
Luxury living at 80 Twin Ave – a rare opportunity in one of Spring Valley’s most desirable locations. Discover this stunning 4-bedroom, 3-bathroom flat designed with the feel and privacy of a private home while offering the convenience of modern luxury living. Featuring a private entrance with walk-up steps leading into a spacious open layout, this beautifully designed residence offers abundant

Isaac Leibowitz Keller Williams Valley Realty

Co-Listing Agent

$1,049,000
- 4 Beds
- 2.5 Baths
- 2,108 Sq Ft
80 Twin Ave

Unit 302

Spring Valley, NY
Luxury living at 80 Twin Ave – a rare opportunity in one of Spring Valley’s most desirable locations. Discover this stunning 4-bedroom, 3-bathroom flat designed with the feel and privacy of a private home while offering the convenience of modern luxury living. Featuring a private entrance with walk-up steps leading into a spacious open layout, this beautifully designed residence offers abundant

Isaac Leibowitz Keller Williams Valley Realty

$679,000
- 3 Beds
- 2 Baths
- 1,200 Sq Ft
151 Blauvelt Rd

Unit 116

Monsey, NY
Welcome to this stunning, brand-new condominium in the heart of Monsey! Thoughtfully designed with modern elegance and practicality, this ground-level unit features 3 spacious bedrooms and 2 full bathrooms, offering a perfect blend of comfort and style. Step inside to an open and airy layout, where natural light pours in through large windows.The formal dining area provides the perfect space

Isaac Leibowitz Keller Williams Valley Realty

$750,000
- 3 Beds
- 2 Baths
- 1,281 Sq Ft
29 Calvert Dr

Unit 115

Monsey, NY
Welcome to 29 Calvert #115 - This spacious ground-level entry unit offers 3 bedrooms and 2 modern bathrooms, including a luxurious en-suite in the master bedroom. As you enter through the private entrance, you're greeted by a welcoming foyer that opens into the bright and airy dining room, perfect for family gatherings and entertaining. Adjacent to the dining area is the modern kitchen/dinette,

Isaac Leibowitz Keller Williams Valley Realty

Co-Listing Agent

$875,000
- 3 Beds
- 2 Baths
- 1,500 Sq Ft
27 Ellish Pkwy

Unit 103

Spring Valley, NY
Luxury Living at 27 Ellish, Monsey – A Rare Opportunity in the Best Location. Discover this stunning 3-bedroom, 2-bathroom flat at 27 Ellish, designed with the feel of a private home while offering the convenience of modern luxury living. From the ground-level front entrance, you are welcomed into a spacious layout where the gourmet kitchen with sleek cabinetry and abundant counter space connects

Isaac Leibowitz Keller Williams Valley Realty

Co-Listing Agent

$885,000
- 3 Beds
- 1.5 Baths
- 1,480 Sq Ft
10 Sneden Ct

Spring Valley, NY
Welcome to this clean, modern, and beautifully updated home located in a prime Spring Valley location! This 3-bedroom semi-attached condo is truly a unique find in the area. From the moment you enter, you are welcomed by a gorgeous foyer that creates a warm and inviting first impression. The main level flows into a spacious dining room with an open and inviting layout. Just beyond is a stunning

Isaac Leibowitz Keller Williams Valley Realty

Recently Sold

$999,000 Sold Apr 21, 2026
- 7 Beds
- 3 Baths
- 3,067 Sq Ft
140 Park Ln

Monsey, NY
- $326/SF
- 3 Days On Market
Isaac Leibowitz Keller Williams Valley Realty

$999,000 Sold Dec 15, 2025
- 5 Beds
- 3.5 Baths
- 2,654 Sq Ft
19 Rita Ave

Unit 301

Kaser, NY
- 4% Below List
- $376/SF
- 3 Days On Market
Isaac Leibowitz Keller Williams Valley Realty

$799,000 Sold Dec 2, 2025
- 3 Beds
- 2 Baths
- 1,244 Sq Ft
169 Route 306

Unit 101

Monsey, NY
- $642/SF
- 3 Days On Market
Isaac Leibowitz Keller Williams Valley Realty

$1,800,000 Sold Nov 14, 2025
- 9 Beds
- 6.5 Baths
- 4,621 Sq Ft
139 Union Rd

Unit 212

Spring Valley, NY
- 3% Below List
- $390/SF
- 3 Days On Market
- Current Est. Value $2M
Isaac Leibowitz Keller Williams Valley Realty

$751,000 Sold Sep 18, 2025
- 3 Beds
- 2 Baths
- 1,250 Sq Ft
29 Calvert Dr

Unit 113

Monsey, NY
- 6% Below List
- $601/SF
- 5 Days On Market
Isaac Leibowitz Keller Williams Valley Realty

$751,000 Sold Sep 18, 2025
- 3 Beds
- 2 Baths
- 1,174 Sq Ft
29 Calvert Dr

Unit 114

Monsey, NY
- 6% Below List
- $640/SF
- 5 Days On Market
Isaac Leibowitz Keller Williams Valley Realty

$695,000 Sold Sep 18, 2025
- 3 Beds
- 2 Baths
- 1,293 Sq Ft
19 Rita Ave

Unit 114

Kaser, NY
- 5% Below List
- $538/SF
- 119 Days On Market
Isaac Leibowitz Keller Williams Valley Realty

$830,000 Sold Aug 29, 2025
- 3 Beds
- 2 Baths
- 1,375 Sq Ft
63 Blauvelt Rd

Unit 106

Monsey, NY
- 2% Below List
- $604/SF
- 16 Days On Market
Isaac Leibowitz Keller Williams Valley Realty

$749,000 Sold Aug 25, 2025
- 3 Beds
- 2 Baths
- 1,400 Sq Ft
19 Rita Ave

Unit 214

Kaser, NY
- $535/SF
- 1 Day On Market
Isaac Leibowitz Keller Williams Valley Realty

Agent License: 10401336991 New Jersey 10401336991 New York 10401336991

Isaac Leibowitz

Homes for Sale by City

Isaac Leibowitz

About Isaac

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

2 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods Isaac is Experienced In

Isaac's Listings and Deals

Isaac's Active Listings

Recently Sold