33 Knapp Rd is a 714 square foot house on a 0.37 acre lot. - it last sold on August 15, 2012 for $62,000. Based on Redfin's Mastic Beach data, we estimate the home's value is $357,228.
Single-familyProperty Type
1945Year Built
0.37 acresLot Size
Source:Public Records
Redfin Estimate
$357,228
$295K since sold in August 2012$4,000 since October
Estimate history
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Sell
$301,638
Est. take-home
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Refinance
$0
Est. cash available
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Sale history for 33 Knapp Rd
Date
Event
Price
Public Records
Aug 15, 2012
Sold
$62,000
Year
Property tax
Land + Additions
Assessment*
2026
$4,546
$320 + $680
$1,000
2025
$4,546 (+1.0%)
$320 + $680
$1,000
2024
$4,501 (+4.2%)
$320 + $680
$1,000
2023
$4,318 (−12.2%)
$320 + $680
$1,000
2022
$4,921
$320 + $680
$1,000
2021
$4,921 (+1.0%)
$320 + $680
$1,000
2020
$4,873 (+1.3%)
$320 + $680
$1,000
2019
$4,810 (+2.3%)
$320 + $680
$1,000
2018
$4,704 (+2.7%)
$320 + $680
$1,000
2017
$4,580 (+13.2%)
$320 + $680
$1,000
2016
$4,046
$320 + $680
$1,000
Tax history for 33 Knapp Rd
Year
Property tax
Land + Additions
Assessment*
2026
$4,546
$320 + $680
$1,000
2025
$4,546 (+1.0%)
$320 + $680
$1,000
2024
$4,501 (+4.2%)
$320 + $680
$1,000
2023
$4,318 (−12.2%)
$320 + $680
$1,000
2022
$4,921
$320 + $680
$1,000
2021
$4,921 (+1.0%)
$320 + $680
$1,000
2020
$4,873 (+1.3%)
$320 + $680
$1,000
2019
$4,810 (+2.3%)
$320 + $680
$1,000
2018
$4,704 (+2.7%)
$320 + $680
$1,000
2017
$4,580 (+13.2%)
$320 + $680
$1,000
2016
$4,046
$320 + $680
$1,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Exterior
Exterior Information
Building Style Type: Ranch
Property Information
Subdivision Name: THIRD MAP/MASTIC BCH
Ground Floor Sq. Ft: 714
Building Sq. Ft: 714
Legal Description: MASTIC BEACH 3 626 9601 TO 9608 INC
Lot Information
# of Buildings: 1
Land Sq. Ft: 16,117
Legal Lot Number: 42
Legal Block Number: 9006
Municipality Name: BROOKHAVEN
Acres: 0.37
State Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: —
Baths: —
Sq. Ft.: 714
Stories: —
Lot Size: 0.37 acres
Style: Single Family Residential
Year Built: 1945
Year Renovated: —
County: Suffolk County
APN: 0200978900900042000
Home facts updated by county records on Aug 31, 2026
Around this home
Schools
Tangier Smith Elementary School
Public K-5 • Assigned • 0.6mi
8/10
William Paca Middle School
Public 6-8 • Assigned • 0.6mi
5/10
William Floyd High School
Public 9-12 • Assigned • 0.9mi
3/10
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 91° expected this year, 19 days in 30 years
8/10 Wind Factor
80% 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
Average low and high temperatures (°F)
36
24
38
25
49
35
57
43
64
53
76
63
81
69
77
63
73
60
63
50
55
39
42
28
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Estimated sale price
$340,000 – $411,000
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