Putnam County  »  10541  »  Senior Ave  »  21 Senior Ave

21 Senior Avenue, Mahopac, NY 10541 - Property report

Also known as: 21 Senior Ave

Property image for 21 Senior Avenue, Mahopac, NY 10541
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Property type

One Family Year-Round Residence (210)

Year built

1960

Acreage

0.246

General information

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Address
Primary address
21 Senior Avenue
ZIP code
10541
County
Putnam
Parcel ID
75.44-1-2

Owner

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Tax
Tax year
2025-2026
Current property tax
$8,271
Zoning & Use
Zoning
R
Building
Property type
One Family Year-Round Residence (210)
Building sq. ft.
1075
Buildings on lot
1
Stories
1
Year built
1960
AC
Yes
Bedrooms
2
Bathrooms
1
Condition
Fair
Exterior wall
Wood
Building style
Ranch
Kitchen
1
Basement
Partial
Fireplaces
1
Heating
Hot water/steam
Fuel
Oil
First story sq. ft.
Lot
Lot dimensions
111 ft X 102 ft
Acreage
0.246
Frontage
111 ft
Depth
102 ft
Water
Private
Sewer
Private

Area overview

Walk score
57 /100.  Somewhat Walkable
Transit score
0 /100.  Minimal Transit
Bike score
46 /100.  Somewhat Bikeable
School district
372001

View more such as transportation, nearby schools and risk designations.

Ownership

Ownership information for 21 Senior Avenue, Mahopac, NY

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 21 Senior Avenue, Mahopac, NY 10541

No recently recorded sales for this property.

More about Putnam County property records.

Title documents

No recently recorded documents for this property.

Tax

Property taxes for 21 Senior Avenue, Mahopac, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Property tax
$8,271
Recent tax assessments
Market value
$305,600
Land value
$66,100
Building value
$239,500
Assessed value
$305,600

More about Putnam County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Tax rate Property tax Y-o-Y change
2025 $285,600 $285,600 27.0639 $7,729 -7.41%
2024 $272,000 $272,000 30.69 $8,348 +1.86%
2023 $245,000 $245,000 33.45 $8,195 +1.65%
2022 $222,400 $222,400 36.25 $8,062 +3.01%
2021 $215,900 $215,900 36.25 $7,826 +2.79%
2020 $201,900 $201,900 37.71 $7,614 +3.42%
2019 $197,900 $197,900 37.2 $7,362 n/a
Permits

Permit information for 21 Senior Avenue, Mahopac, NY

No recently recorded permits for this property.

Neighborhood

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Lakeview Elementary School 6 Public K-5 550 0.82
Hudson Valley Christian Academy NR Private PK-5 31 1.16
Hudson Valley Christian Academy NR Private PK-5 31 1.16
Fulmar Road Elementary School 6 Public K-5 478 1.47
Hampton Schools NR Private PK, K-1 33 1.93
Hampton Schools NR Private PK, K-1 33 1.93
Austin Road Elementary School 7 Public K-5 585 2.22
Ives School NR Private 5-12 0 3.72
Thomas Jefferson Elementary School 6 Public K-5 399 3.75
Somers Intermediate School 6 Public 3-5 524 3.91
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Mahopac Middle School 5 Public 6-8 926 0.84
Mahopac High School 8 Public 7-12 1,254 0.97
Mahopac Falls School NR Public 6-8 14 1.01
Lincoln Hall Ives School NR Private 6-10 36 3.39
Ives School NR Private 5-12 0 3.72
Somers Middle School 7 Public 6-8 569 3.95
Lakeland Copper Beech Middle School 7 Public 6-8 1,247 5.22
St Elizabeth Ann Seton School NR Private PK-8 135 6.01
Mildred E Strang Middle School 8 Public 6-8 794 6.38
George Fischer Middle School 4 Public 5-8 1,130 6.57
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Mahopac High School 8 Public 7-12 1,254 0.97
Lincoln Hall Ives School NR Private 6-10 36 3.39
Ives School NR Private 5-12 0 3.72
Somers Senior High School 8 Public 9-12 980 4.33
Carmel High School 7 Public 9-12 1,365 5.10
John F Kennedy Catholic High School NR Private 9-12 671 5.45
Lakeland High School 8 Public 9-12 942 5.97
Yorktown High School 9 Public 9-12 1,104 6.36
Putnam Valley High School 9 Public 9-12 503 6.55
Shrub Oak International School NR Private 12 24 6.60

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 21 Senior Avenue, Mahopac, NY

880 S Lake Blvd, Mahopac 25 Indian Ave, Mahopac 705 Hill Dr, Mahopac 18 Senior Ave, Mahopac 870 S Lake Blvd, Mahopac 7 Myrtle Ave, Mahopac 713 Hill Dr, Mahopac 28 Senior Ave, Mahopac 1 Myrtle Ave, Mahopac 226 Hilltop St, Mahopac 710 Hill Dr, Mahopac 242 Hilltop St, Mahopac 2 Rustic Rd, Mahopac 12 Indian Ave, Mahopac 15 Indian Ave, Mahopac 22 Senior Ave, Mahopac 21 Indian Ave, Mahopac 19 Ellen Ave, Mahopac 6 Rustic Rd, Mahopac 866 S Lake Blvd, Mahopac

Nearby ZIP codes for 21 Senior Avenue, Mahopac, NY

10501, Westchester County, NY 10505, Westchester County, NY 10507, Westchester County, NY 10509, Putnam County, NY 10512, Putnam County, NY 10517, Westchester County, NY 10519, Westchester County, NY 10526, Westchester County, NY 10527, Westchester County, NY 10535, Westchester County, NY 10536, Westchester County, NY 10537, Putnam County, NY 10537, Westchester County, NY 10547, Westchester County, NY 10560, Westchester County, NY 10578, Westchester County, NY 10579, Putnam County, NY 10589, Westchester County, NY 10598, Westchester County, NY 12533, Dutchess County, NY

Frequently asked questions

What is the year built for 21 Senior Avenue, Mahopac, NY 10541?

The development at 21 Senior Avenue, Mahopac, NY 10541 was built in 1960.

What is the total square footage of 21 Senior Avenue, Mahopac, NY 10541?

21 Senior Avenue, Mahopac, NY 10541 has a total of 1,075 square feet.

What is the assessed value of 21 Senior Avenue, Mahopac, NY 10541?

21 Senior Avenue, Mahopac, NY 10541 is currently assessed at $305,600.

What are the property taxes for 21 Senior Avenue, Mahopac, NY 10541?

The property taxes for 21 Senior Avenue, Mahopac, NY 10541 total $8,270.

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