1321 Helderberg Ave
Rotterdam, NY 12306
3 bd 2 ba 1,679 sqft Built 1930 Lot 5,663 sqft single_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 | $141,900 | $5,100 | $147,000 | $5,490 |
| 2024 | $141,900 | $5,100 | $147,000 | $6,098 |
| 2023 | $141,900 | $5,100 | $147,000 | $5,479 |
| 2022 | $141,900 | $5,100 | $147,000 | $5,368 |
| 2021 | $141,900 | $5,100 | $147,000 | $5,559 |
| 2020 | $141,900 | $5,100 | $147,000 | $8,455 |
| 2018 | $141,900 | $5,100 | $147,000 | $7,406 |
| 2016 | $141,900 | $5,100 | $147,000 | $7,559 |
| 2015 | $141,900 | $5,100 | $147,000 | $4,738 |
| 2014 | $142,200 | $4,800 | $147,000 | $7,494 |
| 2013 | $142,200 | $4,800 | $147,000 | $4,715 |
| 2012 | $142,200 | $4,800 | $147,000 | $4,844 |
| 2011 | $142,200 | $4,800 | $147,000 | $4,136 |
| 2010 | $142,200 | $4,800 | $147,000 | $4,066 |
Property facts
Year built
1930
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
1,679 sqft
Lot size
5,663 sqft
ZIP code
12306
City
Rotterdam
Street
Helderberg Ave
Coordinates
42.78958, -73.96055
Comparable properties nearby
Frequently asked questions
When did 1321 Helderberg Ave last sell?
No public-record sale is on file for 1321 Helderberg Ave.
What is the current tax assessment for 1321 Helderberg Ave?
The most recent total assessment for 1321 Helderberg Ave (year 2025) is $147,000 with $5,490 in property tax.
When was 1321 Helderberg Ave built?
1321 Helderberg Ave was built in 1930.
How does 1321 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 1321 Helderberg Ave?
1321 Helderberg Ave is a 3 bed, 2 bath, 1,679 sqft, 5,663 sqft lot single_family.
Is 1321 Helderberg Ave a flip candidate?
No — 1321 Helderberg Ave does not appear in our flips dataset.
Is 1321 Helderberg Ave a tax-appeal candidate?
No — 1321 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