1505 Helderberg Ave
Rotterdam, NY 12306
3 bd 2 ba 1,652 sqft Built 1909 Lot 12,197 sqft multi_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $125,500 | $5,500 | $131,000 | $4,892 |
| 2024 | $125,500 | $5,500 | $131,000 | $4,384 |
| 2023 | $125,500 | $5,500 | $131,000 | $4,883 |
| 2022 | $125,500 | $5,500 | $131,000 | $4,784 |
| 2021 | $125,500 | $5,500 | $131,000 | $5,479 |
| 2020 | $125,500 | $5,500 | $131,000 | $4,790 |
| 2018 | $125,500 | $5,500 | $131,000 | $4,576 |
| 2016 | $125,500 | $5,500 | $131,000 | $4,685 |
| 2015 | $125,500 | $5,500 | $131,000 | $4,588 |
| 2014 | $125,200 | $5,800 | $131,000 | $6,513 |
| 2013 | $125,200 | $5,800 | $131,000 | $4,427 |
| 2012 | $125,200 | $5,800 | $131,000 | $4,540 |
| 2011 | $125,200 | $5,800 | $131,000 | $3,913 |
| 2010 | $125,200 | $5,800 | $131,000 | $3,843 |
Property facts
Year built
1909
Property type
multi_family
Stories
—
Beds
3
Baths
2
Living area
1,652 sqft
Lot size
12,197 sqft
ZIP code
12306
City
Rotterdam
Street
Helderberg Ave
Coordinates
42.78716, -73.95987
Comparable properties nearby
Frequently asked questions
When did 1505 Helderberg Ave last sell?
No public-record sale is on file for 1505 Helderberg Ave.
What is the current tax assessment for 1505 Helderberg Ave?
The most recent total assessment for 1505 Helderberg Ave (year 2025) is $131,000 with $4,892 in property tax.
When was 1505 Helderberg Ave built?
1505 Helderberg Ave was built in 1909.
How does 1505 Helderberg Ave compare to others on Helderberg Ave?
We track 8 other properties on Helderberg Ave. Browse the list under "Other properties on Helderberg Ave" to compare beds, baths, and sale history.
What are the property facts for 1505 Helderberg Ave?
1505 Helderberg Ave is a 3 bed, 2 bath, 1,652 sqft, 12,197 sqft lot multi_family.
Is 1505 Helderberg Ave a flip candidate?
No — 1505 Helderberg Ave does not appear in our flips dataset.
Is 1505 Helderberg Ave a tax-appeal candidate?
No — 1505 Helderberg 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
+3.2%
Implied 1-yr
+12.8%
2026 Q3
$377.3K
2026 Q4
$387.3K
ZIP 12306 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Helderberg Ave