Rockland County  »  523 Mountainview Ave

523 Mountainview Avenue, Valley Cottage, NY 10989 Property Information

523 Mountainview Avenue, Valley Cottage, NY 10989 Property Information

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  • Owner
  • Documents
  • Tax
  • Neighborhood
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523 Mountainview Avenue, Valley Cottage, NY 10989
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Address

Primary address 523 Mountainview Avenue, Valley Cottage
Zip code 10989
County Rockland
Municipality Clarkstown
Parcel ID 59.11-2-36

Sales & Tax Overview for 523 Mountainview Avenue, Valley Cottage

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Sale date 09/14/2023
Sale price $725,000
Arm's length
Property tax $16,524

Lot & Building Information for 523 Mountainview Avenue, Valley Cottage

Building sqft 2,184
Building class Apartments (411)
Acreage 0.7
Year built 1984
Stories 3
Sewer type Comm/public
Story height
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Nyack

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Other Property Data for 523 Mountainview Avenue, Valley Cottage

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About 523 Mountainview Avenue, Valley Cottage

What is the year built & the total sq. ft. for 523 Mountainview Avenue, Valley Cottage, NY 10989?

523 Mountainview Avenue, Valley Cottage, NY 10989 was built in 1984 and has a total of 2,184 square feet.

What is the assessed value of 523 Mountainview Avenue, Valley Cottage, NY 10989 and the property tax paid?

Assessed at $152,100, the tax amount paid for 523 Mountainview Avenue, Valley Cottage, NY 10989 is $16,524.

When was 523 Mountainview Avenue, Valley Cottage, NY 10989 last sold and what was the last sale price?

523 Mountainview Avenue, Valley Cottage, NY 10989 was last sold in 09/14/2023 for $725,000.

How many residential units does this building have?

This building has 4 residential unit(s).

Ownership Information

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Real Estate Reports:
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.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
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Past Sales & Property History for 523 Mountainview Avenue, Valley Cottage

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Purchase date Purchase price Buyer name Seller name
09/14/2023 $725,000
07/12/2012 $433,000
01/31/2003 $417,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 523 Mountainview Avenue, Valley Cottage

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Date Type Amount Party 1 Party 2
09/14/2023 - D
10/13/2023 - R
Mortgage
09/14/2023 - D
10/13/2023 - R
Deed
01/23/2013 - D
02/13/2013 - R
Deed
07/12/2012 - D
07/16/2012 - R
Deed
03/30/2010 - D
04/19/2010 - R
Deed
01/31/2003 - D
02/19/2003 - R
Deed
10/23/2002 - D
10/28/2002 - R
Deed
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R: Recorded date
D: Document date

Property Taxes for 523 Mountainview Avenue, Valley Cottage

Access detailed property tax data for 523 Mountainview 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 $16,524
Market value $97,500
Assessed value $152,100

Assessment History for 523 Mountainview Avenue, Valley Cottage

Here's the assessment & property tax history for 523 Mountainview 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 $97,500 $152,100 108.6423 $16,524 +290.38%
2024 $97,500 $152,100 27.83 $4,233 -7.91%
2023 $97,500 $152,100 30.22 $4,596 -9.30%
2022 $97,500 $152,100 33.32 $5,068 +1.99%
2021 $97,500 $152,100 32.67 $4,969 +0.09%

Demographics by Zip Code

Total population 9,187
Median age 46.8
Average household income $171,524
Family households 75.2%
Occupied housing units 3,328
Owner occupied units 89.4%
Average number of people per household 2.68
Median year structure built 1971
Median value for units with a mortgage $545,000
Median value for units without a mortgage $556,000

Risk

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

Transportation

Access the detailed traffic volume map for 523 Mountainview Avenue, Valley Cottage to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

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Neighbors for 523 Mountainview Avenue, Valley Cottage

Here are the neighbors for 523 Mountainview Avenue, Valley Cottage.

Address Square feet Purchase date Purchase price
548 Mountainview Ave, Valley Cottage 2,989 03/15/2024 $678,000
1 Panoramic Dr, Valley Cottage 1,924 02/16/2023 $515,000
510 Mountainview Ave, Valley Cottage 904 03/23/2022 $315,000
566 Mountainview Ave, Valley Cottage 1,230 03/31/2016 $330,000
5 Panoramic Dr, Valley Cottage 2,228 05/15/2025 $10
51 Forest Glen Rd, Valley Cottage 2,527 10/30/2013
418 Christian Herald Rd, Valley Cottage 2,628 09/14/2023 $1
562 Mountainview Ave, Valley Cottage 2,215 03/24/2004
7 Panoramic Dr, Valley Cottage 1,944 12/24/2020 $535,000
544 Mountainview Ave, Valley Cottage 06/21/2021 $10
418 Storms Rd, Valley Cottage 1,444 06/27/2003 $270,000
5 Edsam Rd, Valley Cottage 2,250 09/05/2023
410 Christian Herald Rd, Valley Cottage 2,090
546 Mountainview Ave, Valley Cottage 3,044 05/31/2024 $778,000
517 Mountainview Ave, Valley Cottage 872 05/02/2018 $110,000
508 Mountainview Ave, Valley Cottage 1,644 06/01/2005 $536,000
564 Mountainview Ave, Valley Cottage 2,107 06/13/1997 $164,500
3 Panoramic Dr, Valley Cottage 2,324 05/22/2024
416 Storms Rd, Valley Cottage 3,433 10/27/2025 $910,000
515 Mountainview Ave, Valley Cottage 2,479 10/16/2023 $1,050,000

Nearby ZIP Codes for 523 Mountainview Avenue, Valley Cottage

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