Off market sep 2019 for $295K

$487,956

Est. refi paymentEst. refi $2,190/mo

•

1,008

sq ft

478 Union Valley Rd, Mahopac, NY 10541

About this home

Great Starter home in Mahopac!!! This quaint ranch has 3 bedrooms and 2 full baths. Step into a spacious living room with a wood burning fireplace which leads to sliding glass doors to a completely new patio with pavers. Relax and listen to the sounds of the babbling stream while sipping on beverages in front of your fire pit this Summer! Lower level offers a summer kitchen, full bath and play/rec room. Great value for Mahopac! Additional Information: HeatingFuel:Oil Above Ground,

Single-familyProperty Type

1950Year Built

0.31 acresLot Size

$484Est. Price/Sq.Ft.

Listing by Sherri Malone • Coldwell Banker Realty

Bought with Robert Washburn • RE/MAX Ace Realty

Redfin checked: 2 minutes ago

•Source:OneKey® MLS as Distributed by MLS Grid #H4915936

Redfin Estimate

$487,956

$193K since sold in September 2019$4,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 29.6% lower than the average sale price ($693K) of 6 comparable homes.

SOLD JAN 7, 2026
$575,100
A
3 beds2 baths1,152 sq ft
1 Emerald Ln, Mahopac, NY 10541
Listing by Keller Williams Realty Partner
SOLD OCT 7, 2026
$823,000
B
3 beds1.5 baths1,732 sq ft
6 Prince Rd, Mahopac, NY 10541
Listing by Serhant LLC
SOLD OCT 13, 2026
$720,000
C
2 beds2 baths1,470 sq ft
370 Heritage Hls Unit A, Somers, NY 10589
Listing by Houlihan Lawrence Inc.
SOLD OCT 13, 2026
$645,000
D
2 beds2 baths1,470 sq ft
371 Heritage Hls Unit A, Somers, NY 10589
Listing by Julia B Fee Sothebys Int. Rlty
SOLD JUN 19, 2026
$617,000
E
2 beds2 baths1,265 sq ft
958 Heritage Hls Unit B, Somers, NY 10589
Listing by Compass Greater NY, LLC
SOLD MAY 26, 2026
$776,000
F
3 beds2 baths2,184 sq ft
15 Woodbine Dr, Mahopac, NY 10541
Listing by Corcoran Country Living

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Earn from this home

Sell

$255,863

Est. take-home

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Refinance

Est. cash available

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Rent

$1,087/mo

Redfin rental estimate

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Market trends in 10541, NY

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

102.2%

0.9% MoM

Median sale price

$675K

$6K MoM

Avg. days on market

40d

12 days MoM

Recently sold homes

15 MoM

New listings for sale

NEW 3 HRS AGO
$850,000
4 beds2.5 baths2,366 sq ft
26 Mandy Ln, Mahopac, NY 10541
Listing by Real Broker NY LLC
$620,000
4 beds2 baths1,780 sq ft
23 Colton Rd, Mahopac, NY 10541
Listing by Alliance Realty
$425,000
2 beds2 baths825 sq ft
66 Orchard Rd, Mahopac, NY 10541
Listing by Coldwell Banker Realty
$525,000
3 beds1.5 baths2,176 sq ft
86 Overhill Rd, Mahopac, NY 10541
Listing by Coldwell Banker Realty
$715,000
3 beds2 baths2,015 sq ft
122 Agor Ln, Mahopac, NY 10541
Listing by William Raveis Real Estate
$579,000
3 beds2 baths1,660 sq ft
129 Route 6N, Mahopac, NY 10541
Listing by William Raveis-New York, LLC
See all

Provided by Redfin

Sale history for 478 Union Valley Rd

Year

Property tax

Land + Additions

Assessment*

2026

$10,789

$86,400 + $326,900

$413,300

2025

$10,789 (+0.4%)

$86,400 + $326,900

$413,300

2024

$10,749 (+2.0%)

$86,400 + $299,900

$386,300

2023

$10,539 (+3.4%)

$78,500 + $289,400

$367,900

2022

$10,193 (+3.6%)

$78,500 + $252,900

$331,400

2021

$9,835 (+3.1%)

$78,500 + $222,300

$300,800

2020

$9,539 (+42.1%)

$78,500 + $213,500

$292,000

2019

$6,711 (+3.8%)

$82,600 + $147,600

$230,200

2018

$6,463 (+4.6%)

$82,600 + $147,600

$230,200

2017

$6,177 (−26.6%)

$82,600 + $143,100

$225,700

2016

$8,415 (+1.5%)

$82,600 + $134,400

$217,000

2015

$8,292 (−10.5%)

$63,600 + $101,400

$165,000

2014

$9,265 (+15.6%)

$63,600 + $101,400

$165,000

2013

$8,014 (+7.0%)

$63,600 + $101,400

$165,000

2012

$7,491 (−9.0%)

$63,600 + $101,400

$165,000

2011

$8,228 (+310.1%)

$63,600 + $101,400

$165,000

2010

$2,006 (+5.8%)

$63,600 + $101,400

$165,000

2009

$1,896

$63,600 + $101,400

$165,000

Tax history for 478 Union Valley Rd

Year

Property tax

Land + Additions

Assessment*

2026

$10,789

$86,400 + $326,900

$413,300

2025

$10,789 (+0.4%)

$86,400 + $326,900

$413,300

2024

$10,749 (+2.0%)

$86,400 + $299,900

$386,300

2023

$10,539 (+3.4%)

$78,500 + $289,400

$367,900

2022

$10,193 (+3.6%)

$78,500 + $252,900

$331,400

2021

$9,835 (+3.1%)

$78,500 + $222,300

$300,800

2020

$9,539 (+42.1%)

$78,500 + $213,500

$292,000

2019

$6,711 (+3.8%)

$82,600 + $147,600

$230,200

2018

$6,463 (+4.6%)

$82,600 + $147,600

$230,200

2017

$6,177 (−26.6%)

$82,600 + $143,100

$225,700

2016

$8,415 (+1.5%)

$82,600 + $134,400

$217,000

2015

$8,292 (−10.5%)

$63,600 + $101,400

$165,000

2014

$9,265 (+15.6%)

$63,600 + $101,400

$165,000

2013

$8,014 (+7.0%)

$63,600 + $101,400

$165,000

2012

$7,491 (−9.0%)

$63,600 + $101,400

$165,000

2011

$8,228 (+310.1%)

$63,600 + $101,400

$165,000

2010

$2,006 (+5.8%)

$63,600 + $101,400

$165,000

2009

$1,896

$63,600 + $101,400

$165,000

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

Baths

Stories

Lot width

41 ft.

Lot depth

331 ft.

Lot size

0.68 Acres

Year renovated

1997

Sq. Ft.

1,012

Year built

1950

Style

Single Family Residential

County

Putnam County

APN

372000A07601900010290000000

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 14, 2026.

Property details

Parking

Parking Information
Parking Features: Driveway

Interior

Fireplace Information
Has Fireplace
Fireplaces Total: 1

Heating & Cooling
Cooling: Wall/Window Unit(s)
Heating: Baseboard, Oil, Other

Interior Features
Interior Features: Ceiling Fan(s),First Floor Bedroom
Window Features: Blinds
Appliances: Dishwasher, Dryer, Refrigerator, Washer, Oil Water Heater
Levels: Two
Patio And Porch Features: Patio

Room Information
Basement YN: Yes
Attic: Pull Stairs
Rooms Total: 5
Basement: Partially Finished, See Remarks, Walk-Out Access

Bathroom Information
Bathrooms Full: 2

Exterior

Exterior Features
Construction Materials: Frame, Vinyl Siding
Waterfront YN: No

Lot Information
Additional Parcels YN: No
Lot Features: Level, Sloped

Property Information
Stories: 2
Living Area Source: Public Records
Property Sub Type: Single Family Residence
Property Condition: Actual

Financial

Tax Information
Tax Year: 2019
Tax Source: Municipality
Tax Annual Amount: $7,558

Financial Information
Buyer Financing: Conventional

Utilities

Utility Information
Electric Company: NYSEG
Sewer: Septic Tank
Utilities: Trash Collection Private

Location

School Information
Elementary School: Fulmar Road Elementary School
Middle Or Junior School: Mahopac Middle School
High School: Mahopac High School
High School District: Mahopac

Location Information
Hamlet: Carmel
Directions: Route 6 East to Union Valley Road.
County Or Parish: Putnam County

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,012
Stories: 1.0
Lot Size: 0.68 acres
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1997
County: Putnam County
APN: 372000A07601900010290000000

Home facts updated by county records on Sep 14, 2026

Around this home

Schools

K - 12
Preschool & daycare

Fulmar Road Elementary School

Public K-5 • Assigned • 1.6mi

7/10

Mahopac Middle School

Public 6-10 • Assigned • 2.5mi

5/10

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

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

4/10 Heat Factor

7 days above 99° expected this year, 15 days in 30 years

4/10 Wind Factor

19% chance of strong winds in next 30 years

4/10 Air Factor

3 unhealthy days expected this year, 5 days in 30 years

Provided by First Street

Historical weather

Mahopac, NY • 10541

Average low and high temperatures (°F)

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 4.1 hours in December, placing it below the U.S. average for solar exposure.

8.6 hrs

4.1 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$464,000 – $562,000

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New listings for sale in 10541

NEW 3 HRS AGO

$850,000

4 beds2.5 baths2,366 sq ft

26 Mandy Ln, Mahopac, NY 10541

Hardwood floors • Granite tile • Center island

Listing by Real Broker NY LLC

$620,000

4 beds2 baths1,780 sq ft

23 Colton Rd, Mahopac, NY 10541

Formal dining room • Eat-in kitchen • 0.43 acre lot

Listing by Alliance Realty

$425,000

2 beds2 baths825 sq ft

66 Orchard Rd, Mahopac, NY 10541

Corner lot • Lake secor community • Updated kitchen

Listing by Coldwell Banker Realty

$525,000

3 beds1.5 baths2,176 sq ft

86 Overhill Rd, Mahopac, NY 10541

Cul-de-sac • Wooded backdrop • Hardwood floors

Listing by Coldwell Banker Realty

$715,000

3 beds2 baths2,015 sq ft

122 Agor Ln, Mahopac, NY 10541

Stone fireplace • Corian countertops • Deck access

Listing by William Raveis Real Estate

$579,000

3 beds2 baths1,660 sq ft

129 Route 6N, Mahopac, NY 10541

Raised ranch • Hardwood floors • Eat-in kitchen

Listing by William Raveis-New York, LLC

Home values near 478 Union Valley Rd

Data from public records.

Address	Redfin Estimate
465 Union Valley Road, Mahopac, NY 3 Beds \| 3 Baths \| 2144 Sq. Ft.	$758,848
472 Union Valley Road, Mahopac, NY 3 Beds \| 3 Baths \| 2784 Sq. Ft.	—
502 Union Valley Road, Mahopac, NY 3 Beds \| 1.5 Baths \| 2133 Sq. Ft.	$579,284
19 Fox Hill Road, Mahopac, NY 3 Beds \| 2 Baths \| 1848 Sq. Ft.	$601,259
29 Watermelon Hill Road, Mahopac, NY 3 Beds \| 2 Baths \| 1872 Sq. Ft.	$634,991
20 Watermelon Hill Road, Mahopac, NY 3 Beds \| 2.5 Baths \| 2128 Sq. Ft.	$676,919
21 Watermelon Hill Road, Mahopac, NY 3 Beds \| 2 Baths \| 3003 Sq. Ft.	$895,658

Address	Redfin Estimate
491 Union Valley Road, Mahopac, NY 5 Beds \| 2.5 Baths \| 2750 Sq. Ft.	$747,318
459 Union Valley Road, Mahopac, NY 5 Beds \| 3 Baths \| 2380 Sq. Ft.	$667,919
476 Union Valley Road, Mahopac, NY 3 Beds \| 1.5 Baths \| 1438 Sq. Ft.	$575,563
9 Fox Hill Road, Mahopac, NY 3 Beds \| 2 Baths \| 2312 Sq. Ft.	$594,806
4 Fenwood Road, Mahopac, NY 4 Beds \| 2.5 Baths \| 2376 Sq. Ft.	$720,493
28 Watermelon Hill Road, Mahopac, NY 4 Beds \| 2.5 Baths \| 1974 Sq. Ft.	$622,441
13 Watermelon Hill Road, Mahopac, NY 3 Beds \| 2.5 Baths \| 2163 Sq. Ft.	$665,902

Address	Redfin Estimate
490 Union Valley Road, Mahopac, NY 3 Beds \| 1 Baths \| 1855 Sq. Ft.	$579,497
473 Union Valley Road, Mahopac, NY 3 Beds \| 2.5 Baths \| 1872 Sq. Ft.	$620,733
17 Fox Hill Road, Mahopac, NY 3 Beds \| 2 Baths \| 1237 Sq. Ft.	$498,042
18 Fox Hill Road, Mahopac, NY 3 Beds \| 2 Baths \| 2638 Sq. Ft.	$676,898
2 Watermelon Hill Road, Mahopac, NY 4 Beds \| 2.5 Baths \| 2286 Sq. Ft.	$677,451
32 Watermelon Hill Road, Mahopac, NY 4 Beds \| 2.5 Baths \| 2864 Sq. Ft.	$766,393
3 Watermelon Hill Road, Mahopac, NY 3 Beds \| 2.5 Baths \| 1964 Sq. Ft.	$643,358

Property information provided by OneKey® MLS as Distributed by MLS Grid when last listed in 2019. This data may not match . Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in 10541, NY

Sale history for 478 Union Valley Rd

Tax history for 478 Union Valley Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 10541

Home values near 478 Union Valley Rd

More real estate resources