Skip to main content
MarketTimeline.com
MT
MarketTimeline
.com
Methodology Top Markets
Public Record 79M+ records · 21M+ properties All 50 states Methodology

129 21st St

Deer Park, NY 11729

2 ba 960 sqft Built 1960 Lot 5,000 sqft single_family
Most recent sale
$325,000
Dec 3, 2018

Location

Timeline: Sale, Listing & Tax History

Recorded events

DateEventPriceSource
Apr 17, 2024 Listing removed $2,400 OneKeyMLS
Mar 23, 2023 Sold $478,000 Public Record
Nov 3, 2022 Price changed $485,900 OneKeyMLS
Oct 27, 2022 Price changed $489,900 MLS #3436811
Oct 20, 2022 Price changed $495,900 MLS #3436811
Oct 13, 2022 Listed $499,000 MLS #3436811
Dec 3, 2018 Sold $325,000 Public Record
Oct 3, 2018 Sold $319,000 MLS #3039210
Jun 14, 2018 Listing removed $319,000 OneKeyMLS
Jun 13, 2018 Listed $319,000 MLS #3039214
Jun 12, 2013 Listing removed $2,400 OneKeyMLS
Feb 24, 2013 Listed for rent $2,400 OneKeyMLS
Jun 14, 2007 Sold $306,000 Public Record

Tax assessment history

YearBuildingLandTotal assessedTax paid
2025 $2,760 $200 $2,960 $10,586
2024 $2,760 $200 $2,960 $10,182
2023 $2,760 $200 $2,960 $9,926
2022 $2,760 $200 $2,960 $9,825
2021 $2,760 $200 $2,960 $9,541
2020 $2,760 $200 $2,960 $7,945
2019 $2,305 $200 $2,505 $7,945
2018 $2,305 $200 $2,505 $7,753
2017 $2,305 $200 $2,505 $7,588
2016 $2,305 $200 $2,505 $7,550
2015 $2,305 $200 $2,505 $7,461
2014 $2,305 $200 $2,505 $7,261
2013 $2,305 $200 $2,505 $5,683
2012 $2,305 $200 $2,505 $5,524
2011 $2,305 $200 $2,505 $5,376
2010 $2,305 $200 $2,505 $5,340
2009 $2,305 $200 $2,505 $5,247
2008 $2,305 $200 $2,505 $4,041
2007 $2,305 $200 $2,505 $3,753
2006 $2,305 $200 $2,505 $3,752

Property facts

Year built
1960
Property type
single_family
Stories
Beds
Baths
2
Living area
960 sqft
Lot size
5,000 sqft
ZIP code
11729
City
Deer Park
Street
21st St
Coordinates
40.75236, -73.34553

Comparable properties nearby

Block-level micro-comps

Same street, ±3 house numbers, sold in the last 24 months

Frequently asked questions

When did 129 21st St last sell?
129 21st St most recently sold on Dec 3, 2018 for $325,000.
What is the current tax assessment for 129 21st St?
The most recent total assessment for 129 21st St (year 2025) is $2,960 with $10,586 in property tax.
How does 129 21st St's assessment compare to its last sale price?
The current assessment is 99.1% below the last sale price of $325,000.
When was 129 21st St built?
129 21st St was built in 1960.
How does 129 21st St compare to others on 21st St?
We track 8 other properties on 21st St. Browse the list under "Other properties on 21st St" to compare beds, baths, and sale history.
What are the property facts for 129 21st St?
129 21st St is a 2 bath, 960 sqft, 5,000 sqft lot single_family.
Is 129 21st St a flip candidate?
No — 129 21st St does not appear in our flips dataset.
Is 129 21st St a tax-appeal candidate?
No — 129 21st St is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
-2.2%
Implied 1-yr
-8.6%
2026 Q3
$500.3K
2026 Q4
$487.8K
ZIP 11729 — Median Price History + Forecast

Explore nearby