15 Riverside Ave
Mastic Beach, NY 11951
3 bd 3 ba 2,400 sqft Built 1988 Lot 10,890 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jul 2, 2024 | Sold | $620,000 | Public Record |
| May 24, 2024 | Sold | $629,000 | OneKeyMLS |
| Mar 22, 2024 | Relisted | $629,000 | OneKeyMLS |
| Mar 20, 2024 | Listing removed | $629,000 | OneKeyMLS |
| Mar 14, 2024 | Listing removed | $629,000 | OneKeyMLS |
| Mar 9, 2024 | Listed | $629,000 | OneKeyMLS |
| Dec 13, 2022 | Sold | $470,000 | Public Record |
| Aug 20, 2022 | Listing removed | $459,000 | OneKeyMLS |
| Aug 5, 2022 | Price changed | $459,000 | MLS #3416490 |
| Jul 16, 2022 | Listed | $499,000 | MLS #3416490 |
| Nov 13, 1987 | Sold | $80,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $1,845 | $150 | $1,995 | $8,382 |
| 2024 | $1,845 | $150 | $1,995 | $8,042 |
| 2023 | $1,845 | $150 | $1,995 | $9,057 |
| 2022 | $1,845 | $150 | $1,995 | $9,317 |
| 2021 | $1,845 | $150 | $1,995 | $9,271 |
| 2020 | $1,845 | $150 | $1,995 | $9,137 |
| 2019 | $1,845 | $150 | $1,995 | $9,137 |
| 2018 | $1,845 | $150 | $1,995 | $7,618 |
| 2017 | $1,845 | $150 | $1,995 | $7,484 |
| 2016 | $1,845 | $150 | $1,995 | $6,836 |
| 2015 | $3,650 | $150 | $3,800 | $13,829 |
| 2014 | $3,650 | $150 | $3,800 | $13,405 |
| 2013 | $3,650 | $150 | $3,800 | $13,102 |
| 2012 | $3,650 | $150 | $3,800 | $12,724 |
| 2011 | $3,650 | $150 | $3,800 | $12,434 |
Property facts
Year built
1988
Property type
single_family
Stories
3
Beds
3
Baths
3
Living area
2,400 sqft
Lot size
10,890 sqft
ZIP code
11951
City
Mastic Beach
Street
Riverside Ave
Coordinates
40.78642, -72.83110
Comparable properties nearby
Frequently asked questions
When did 15 Riverside Ave last sell?
No public-record sale is on file for 15 Riverside Ave.
What is the current tax assessment for 15 Riverside Ave?
The most recent total assessment for 15 Riverside Ave (year 2025) is $1,995 with $8,382 in property tax.
When was 15 Riverside Ave built?
15 Riverside Ave was built in 1988.
How does 15 Riverside Ave compare to others on Riverside Ave?
We track 8 other properties on Riverside Ave. Browse the list under "Other properties on Riverside Ave" to compare beds, baths, and sale history.
What are the property facts for 15 Riverside Ave?
15 Riverside Ave is a 3 bed, 3 bath, 2,400 sqft, 10,890 sqft lot single_family.
Is 15 Riverside Ave a flip candidate?
Yes — 15 Riverside Ave appears in our flips dataset, indicating it sold twice within a short window with a notable price change.
Is 15 Riverside Ave a tax-appeal candidate?
No — 15 Riverside Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.2%
Implied 1-yr
+8.8%
2026 Q2
$434.2K
2026 Q3
$442.6K
ZIP 11951 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Riverside Ave