Rockland County  »  23 Collyer Ave

23 Collyer Avenue, Valley Cottage, NY 10989 Property Information

23 Collyer Avenue, Valley Cottage, NY 10989 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

23 Collyer Avenue, Valley Cottage, NY 10989
static Mapbox map

Address

Primary address 23 Collyer Avenue, Valley Cottage
Zip code 10989
County Rockland
Municipality Clarkstown
Parcel ID 45.18-1-39

Sales & Tax Overview for 23 Collyer Avenue, Valley Cottage

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 08/29/2011
Sale price $528,000
Arm's length
Property tax $11,553

Lot & Building Information for 23 Collyer Avenue, Valley Cottage

Building sqft 1,925
Building class One Family Year-Round Residence (210)
Acreage 0.19
Year built 1900
Stories 2
Bedrooms 3
Bathrooms 3
Half bathrooms 1
Kitchen 1
Water supply Comm/public
Sewer type Comm/public
Building style Old style
Condition Normal
Basement type Partial
Exterior wall material Alum/vinyl
Heat Hot air
Fuel Gas
Central air conditioning Yes
Fireplaces 1
First story sqft
Second story sqft
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Clarkstown

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 23 Collyer Avenue, Valley Cottage

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 23 Collyer Avenue, Valley Cottage , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
Unlock all property data with a free account.
Sign up

About 23 Collyer Avenue, Valley Cottage

What is the year built & the total sq. ft. for 23 Collyer Avenue, Valley Cottage, NY 10989?

23 Collyer Avenue, Valley Cottage, NY 10989 was built in 1900 and has a total of 1,925 square feet.

What is the assessed value of 23 Collyer Avenue, Valley Cottage, NY 10989 and the property tax paid?

Assessed at $122,000, the tax amount paid for 23 Collyer Avenue, Valley Cottage, NY 10989 is $11,552.

When was 23 Collyer Avenue, Valley Cottage, NY 10989 last sold and what was the last sale price?

23 Collyer Avenue, Valley Cottage, NY 10989 was last sold in 08/29/2011 for $528,000.

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 23 Collyer Avenue, Valley Cottage

Create a free account to view the complete sales history for 23 Collyer Avenue, Valley Cottage, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
08/29/2011 $528,000
10/31/2000 $349,000
12/14/1999 $93,000
       
       
Access the complete sales history for 23 Collyer Avenue, Valley Cottage with a free account.
Sign up

*Here are the three most recent sales for this property.


Title Documents for 23 Collyer Avenue, Valley Cottage

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2
10/13/2025 - D
10/17/2025 - R
Mortgage
09/15/2025 - D
09/17/2025 - R
Other
(Satisfaction of mortgage)
09/02/2021 - D
01/19/2022 - R
Other
(Consolidation ext & mod agmt)
09/02/2021 - D
01/19/2022 - R
Mortgage
11/08/2017 - D
12/06/2017 - R
Other
(Satisfaction of mortgage)
10/26/2017 - D
11/06/2017 - R
Mortgage
08/29/2011 - D
09/19/2011 - R
Deed
10/31/2000 - D
11/13/2000 - R
Deed
12/14/1999 - D
12/21/1999 - R
Deed
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 23 Collyer Avenue, Valley Cottage

Access detailed property tax data for 23 Collyer Avenue, Valley Cottage, NY 10989. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Property tax $11,553
Market value $77,400
Assessed value $122,000

Assessment History for 23 Collyer Avenue, Valley Cottage

Here's the assessment & property tax history for 23 Collyer Avenue, Valley Cottage, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessment value Total tax rate Property tax Year over year change
2025 $77,400 $122,000 94.6946 $11,553 +270.92%
2024 $77,400 $122,000 25.53 $3,115 -9.53%
2023 $77,400 $122,000 28.22 $3,443 -9.09%
2022 $77,400 $122,000 31.04 $3,787 +3.60%
2021 $77,400 $122,000 29.96 $3,655 +0.81%

Risk

Create a free account to unlock extended information for 23 Collyer Avenue, Valley Cottage, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)

Transportation

Access the detailed traffic volume map for 23 Collyer Avenue, Valley Cottage to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Liberty Elementary School 5 Public K-5 427 1.27
Lakewood Elementary School 6 Public K-5 430 1.34
Rockland Country Day School NR Private PK-12 115 1.79
Rockland Country Day School NR Private PK-12 115 1.79
St Paul School NR Private PK-8 172 1.92

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Rockland Country Day School NR Private PK-12 115 1.79
St Paul School NR Private PK-8 172 1.92
Clearview School Day Treatment NR Private PK-12 116 2.93
Summit School NR Private 6-12 169 2.96
Cardinal Mccloskey School NR Private 8-12 4 3.08

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Rockland Country Day School NR Private PK-12 115 1.79
Nyack Senior High School 7 Public 9-12 877 2.80
Clarkstown North Senior High School 9 Public 9-12 1,234 2.90
Clearview School Day Treatment NR Private PK-12 116 2.93
Summit School NR Private 6-12 169 2.96

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 23 Collyer Avenue, Valley Cottage

Here are the neighbors for 23 Collyer Avenue, Valley Cottage.

Address Square feet Purchase date Purchase price
14-20 Addison Boyce Dr, New City 1,680 02/02/2018 $745,000
5 Franklin Ln, New City 1,748 07/31/2015 $305,000
17 Collyer Ave, Valley Cottage 1,100 11/02/2018 $392,500
1 Addison Boyce Dr, New City 3,348 04/16/2019 $399,000
3 Addison Boyce Dr, New City 1,954 07/07/2021 $10
32 Addison Boyce Dr, New City 62,890 05/07/2019 $4,900,000
3 Franklin Ln, New City 1,726
123 W Clarkstown Rd, New City 1,256 10/11/2008
22-30 Addison Boyce Dr, New City 12/16/1996 $245,000
99 W Clarkstown Rd, New City 1,296 02/23/2008
109 W Clarkstown Rd, New City 2,044 06/19/2019 $305,000
5 Addison Boyce Dr, New City 3,442 08/03/2004 $425,000
1 Carrie Dr, New City 1,968
140 W Clarkstown Rd, New City 1,664 04/19/2024
1 Franklin Ln, New City 2,024 04/11/2007
115 W Clarkstown Rd, New City 1,372 01/14/2008
5 Collyer Ave, Valley Cottage 1,644 11/07/2025 $665,000
105 W Clarkstown Rd, New City 1,512 03/25/2021 $480,000
107 W Clarkstown Rd, New City 2,574 08/21/2014 $415,000
11 Collyer Ave, Valley Cottage 1,558 03/09/2004

Nearby ZIP Codes for 23 Collyer Avenue, Valley Cottage

Not sure if we cover all the data-points you need? View sample full report View sample full report