Jenny Colon
Coldwell Banker Realty
(914) 817-0269
27 Total Sales
1 in North Castle
$725,000 Price
13 Thornewood Rd Armonk, NY 10504
North Castle AreaEstimated Value: $1,741,189
4
Beds
2.5
Baths
3,591
Sq Ft
$485/Sq Ft
Est. Value
Highlights
- Colonial Architecture
- Lake Association
- Cathedral Ceiling
- Wampus Elementary School Rated A
- Deck
- Wood Flooring
About This Home
As of May 2024Welcome to Windmill Farm and this beautifully renovated Center Hall Col privately sited on 1.69 acres featuring additions of a large Primary Bedroom Suite, soaring Windows, 12' ceiling, Granite bth, Walk in Closets, beautiful Fr/Fpl/12' ceiling off Kitchen/Brkfs Rm. Hardwood Flrs, Generator, CAC, 2 Ceiling fans, 2 FPLS,Basement oil tank, Gas cooking,recessed lighting.Includes Membership Bond to the sought after Windmill Club featuring Swimming, Boating, Tennis, MiniCamp, Softball, Clubhouse and Special Events. Close to all Award Winning Byram Hills Schools, Shops,Restaurants,West. Airport,Greenwich CT.,North White Plains 48 Mins train to NYC. Don't Miss It!
Last Agent to Sell the Property
Houlihan Lawrence Inc. Brokerage Phone: (914) 273-9505 License #30GR0697242 Listed on: 02/19/2024
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Home Details
Home Type
- Single Family
Est. Annual Taxes
- $24,382
Year Built
- Built in 1964 | Remodeled in 1989
Lot Details
- 1.69 Acre Lot
- Corner Lot
- Sprinkler System
Parking
- 2 Car Attached Garage
Home Design
- Colonial Architecture
- Frame Construction
- Clapboard
Interior Spaces
- 3,591 Sq Ft Home
- Cathedral Ceiling
- Formal Dining Room
- Wood Flooring
- Partial Basement
Kitchen
- Eat-In Kitchen
- Oven
- Freezer
- Dishwasher
- Granite Countertops
Bedrooms and Bathrooms
- 4 Bedrooms
- Walk-In Closet
- Powder Room
Laundry
- Dryer
- Washer
Outdoor Features
- Deck
- Porch
Schools
- Coman Hill Elementary School
- H C Crittenden Middle School
- Byram Hills High School
Utilities
- Central Air
- Hot Water Heating System
- Heating System Uses Oil
- Water Purifier is Owned
- Septic Tank
Community Details
- Lake Association
Listing and Financial Details
- Assessor Parcel Number 3800-101-000-00002-000-0004-019-0000
Ownership History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
Date
Name
Owned For
Owner Type
Purchase Details
Closed on
Feb 19, 2026
Sold by
Blake Blachowicz and Paul Blachowicz Brian
Bought by
Current Estimated Value
Purchase Details
Listed on
Feb 19, 2024
Closed on
May 28, 2024
Sold by
Heimerdinger John F and Heimerdinger Marilyn Z
Bought by
Blachowicz Brian Paul and Hoberman Alix Blake
Seller's Agent
Barbara Greer
Houlihan Lawrence Inc.
Buyer's Agent
Francie Malina
Compass Greater NY, LLC
List Price
$1,495,000
Sold Price
$1,495,000
Views
96
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
6.82%
Original Mortgage
$1,181,000
Interest Rate
7.22%
Mortgage Type
New Conventional
Home Values in the Area
Average Home Value in this Area
Agents Specializing in Armonk, NY
-
Jenny Colon
-
Hayes Hopple
Hayes Hopple
Julia B Fee Sothebys Int. Rlty
(551) 203-9552
32 Total Sales
1 in North Castle
$2,075,000 Price
-
Danielle Claroni
Danielle Claroni
Sotheby's International Realty
(475) 275-9349
66 Total Sales
1 in North Castle
$1,500,000 Price
-
Nikki McMann
Nikki McMann
William Raveis-New York LLC
(888) 470-4626
36 Total Sales
1 in North Castle
$2,900,000 Price
-
Jason Kerwar
Jason Kerwar
William Raveis Real Estate
(914) 313-3871
73 Total Sales
1 in North Castle
$1,399,000 Price
-
Mary Stetson
Mary Stetson
Responds QuicklyStetson Real Estate
(845) 535-4214
81 Total Sales
1 in North Castle
$1,725,000 Price
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Buyer | Sale Price | Title Company |
|---|---|---|---|
| -- | Big Apple Title | ||
| Blachowicz Brian Paul | -- | Benchmark Title |
Source: Public Records
Mortgage History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Status | Borrower | Loan Amount |
|---|---|---|---|
| Previous Owner | $1,181,000 |
Source: Public Records
Property History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Event | Price | List to Sale | Price per Sq Ft |
|---|---|---|---|---|
| 05/28/2024 05/28/24 | Sold | $1,495,000 | 0.0% | $416 / Sq Ft |
| 03/08/2024 03/08/24 | Pending | -- | -- | -- |
| 02/21/2024 02/21/24 | For Sale | $1,495,000 | -- | $416 / Sq Ft |
Source: OneKey® MLS
Tax History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $15,680 | $22,200 | $3,600 | $18,600 |
| 2024 | $24,035 | $22,200 | $3,600 | $18,600 |
| 2023 | $24,578 | $22,200 | $3,600 | $18,600 |
| 2022 | $22,945 | $22,200 | $3,600 | $18,600 |
| 2021 | $22,673 | $22,200 | $3,600 | $18,600 |
| 2020 | $22,740 | $22,200 | $3,600 | $18,600 |
| 2019 | $22,435 | $22,200 | $3,600 | $18,600 |
| 2018 | $22,503 | $22,200 | $3,600 | $18,600 |
| 2017 | $13,822 | $22,200 | $3,600 | $18,600 |
| 2016 | $69,306 | $22,200 | $3,600 | $18,600 |
| 2015 | -- | $22,200 | $3,600 | $18,600 |
| 2014 | -- | $22,200 | $3,600 | $18,600 |
| 2013 | -- | $22,200 | $3,600 | $18,600 |
Source: Public Records
Agents Affiliated with this Home
-
Barbara Greer
BG
Seller's Agent in 2024
Barbara Greer
Houlihan Lawrence Inc.
(914) 262-7400
7 Total Sales
-
Francie Malina
Buyer's Agent in 2024
Francie Malina
Compass Greater NY, LLC
(914) 261-0276
380 Total Sales
Map
Source: OneKey® MLS
MLS Number: KEY6283645
APN: 3800-101-000-00002-000-0004-019-0000
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The data relating to real estate for sale or lease on this web site comes in part from OneKey® MLS. Real estate listings held by brokerage firms other than Ten-X are marked with the OneKey® MLS logo or an abbreviated logo and detailed information about them includes the name of the listing broker.
Based on information submitted to the MLS GRID. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Some IDX listings have been excluded from this website. IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
Information is deemed reliable but not guaranteed.
Copyright 2026 OneKey® MLS. All rights reserved.
Based on information submitted to the MLS GRID
Listings courtesy of OneKey® MLS as distributed by MLS GRID
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