245 Mountain Rd is a 1,890 square foot house on a 1.3 acre lot with 4 bedrooms and 2.5 bathrooms. - it last sold on April 23, 1987 for $26,000. Based on Redfin's Cornwall on Hudson data, we estimate the home's value is $635,387.
Single-familyProperty Type
1989Year Built
1.3 acresLot Size
$336Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$635,387
$609K since sold in April 1987$8,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 14.2% lower than the average sale price ($741K) of 6 comparable homes.
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Earn from this home
Sell
$596,831
Est. take-home
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Refinance
$0
Est. cash available
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Rent
$2,770/mo
Redfin rental estimate
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Market trends in 12520, NY
Last updated October 2026
Buyer's Market
Seller's Market
Seller's market
Sale-to-list price
100.2%
2.2% MoM
Median sale price
$705K
$361 MoM
Avg. days on market
47d
11 days MoM
Recently sold homes
11
1 MoM
Provided by Redfin
Sale history for 245 Mountain Rd
Date
Event
Price
Public Records
Apr 23, 1987
Sold
$26,000
$14/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$11,772 (−19.0%)
$120,000 + $232,800
$352,800
2025
$14,526 (+1.8%)
$120,000 + $232,800
$352,800
2024
$14,266 (+0.6%)
$120,000 + $232,800
$352,800
2023
$14,175 (−5.7%)
$120,000 + $232,800
$352,800
2022
$15,030 (+34.8%)
$120,000 + $232,800
$352,800
2021
$11,147 (−0.3%)
$120,000 + $232,800
$352,800
2020
$11,182 (−0.9%)
$120,000 + $232,800
$352,800
2019
$11,281 (+1.7%)
$120,000 + $232,800
$352,800
2018
$11,089 (−25.5%)
$120,000 + $232,800
$352,800
2017
$14,887 (+14.3%)
$120,000 + $232,800
$352,800
2016
$13,030 (+2.3%)
$120,000 + $232,800
$352,800
2015
$12,731 (+1.6%)
$63,000 + $174,440
$237,440
2014
$12,530
$63,000 + $174,440
$237,440
Tax history for 245 Mountain Rd
Year
Property tax
Land + Additions
Assessment*
2026
$11,772 (−19.0%)
$120,000 + $232,800
$352,800
2025
$14,526 (+1.8%)
$120,000 + $232,800
$352,800
2024
$14,266 (+0.6%)
$120,000 + $232,800
$352,800
2023
$14,175 (−5.7%)
$120,000 + $232,800
$352,800
2022
$15,030 (+34.8%)
$120,000 + $232,800
$352,800
2021
$11,147 (−0.3%)
$120,000 + $232,800
$352,800
2020
$11,182 (−0.9%)
$120,000 + $232,800
$352,800
2019
$11,281 (+1.7%)
$120,000 + $232,800
$352,800
2018
$11,089 (−25.5%)
$120,000 + $232,800
$352,800
2017
$14,887 (+14.3%)
$120,000 + $232,800
$352,800
2016
$13,030 (+2.3%)
$120,000 + $232,800
$352,800
2015
$12,731 (+1.6%)
$63,000 + $174,440
$237,440
2014
$12,530
$63,000 + $174,440
$237,440
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Dec 5, 2025 • Active
Re-roofing
Roofing
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Type: Crawl-Space
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Heating & Cooling
Heating Fuel Type: Oil
Heating Type: Hot Water Steam
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Colonial
Exterior Wall: Wood
Property Information
Living Sq. Ft: 1,890
Ground Floor Sq. Ft: 963
# of Stories: 2
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 594
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 56,628
Legal Lot Number: 1
Legal Block Number: 1
School Tax District: CORNWALL
Municipality Name: CORNWALL
Acres: 1.3
Depth Footage: 158
Front Footage: 341
Zoning Code: 02
State Use Description: SINGLE FAMILY RESID
Utility Information
Sewer Type: Private
Water Service Type: Commercial
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 4
Baths: 2.5
Sq. Ft.: 1,890
Stories: 2.0
Lot Size: 1.3 acres
Style: Single Family Residential
Year Built: 1989
Year Renovated: —
County: Orange County
APN: 332401A12000000010010000000
Home facts updated by county records on Sep 28, 2026
Around this home
Schools
K - 12
Preschool & daycare
Cornwall On Hudson Elementary School
Public K-4 • Assigned • 1.1mi
9/10
Cornwall Middle School
Public 5-8 • Assigned • 1.5mi
6/10
Cornwall Central High School
Public 9-12 • Assigned • 3.4mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.31% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 99° expected this year, 17 days in 30 years
4/10 Wind Factor
14% chance of strong winds in next 30 years
3/10 Air Factor
2 unhealthy days expected this year, 3 days in 30 years
Provided by First Street
Historical weather
Cornwall on Hudson, NY • 12520
Average low and high temperatures (°F)
30°
17°
34°
18°
51°
30°
61°
39°
67°
49°
79°
59°
83°
64°
78°
57°
74°
54°
61°
43°
50°
34°
35°
21°
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 8.6 hours in
June and 4 hours in December, placing it below the
U.S. average for solar exposure.
8.6 hrs
4 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$604,000 – $731,000
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