447 Johnson Ave
Ronkonkoma, NY 11779
— ba 2,288 sqft Built 1950 Lot 20,038 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 | $31,600 | $12,400 | $44,000 | $13,509 |
| 2024 | $31,600 | $12,400 | $44,000 | $12,614 |
| 2023 | $31,600 | $12,400 | $44,000 | $12,614 |
| 2022 | $31,600 | $12,400 | $44,000 | $12,547 |
| 2017 | $31,600 | $12,400 | $44,000 | $11,406 |
| 2016 | $31,600 | $12,400 | $44,000 | $11,369 |
| 2015 | $31,600 | $12,400 | $44,000 | $11,353 |
| 2014 | $31,600 | $12,400 | $44,000 | $11,240 |
| 2013 | $31,600 | $12,400 | $44,000 | $10,831 |
| 2012 | $31,600 | $12,400 | $44,000 | $10,426 |
| 2011 | $31,600 | $12,400 | $44,000 | $10,114 |
| 2010 | $31,600 | $12,400 | $44,000 | $9,741 |
| 2008 | $31,600 | $12,400 | $44,000 | $9,204 |
Property facts
Year built
1950
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
2,288 sqft
Lot size
20,038 sqft
ZIP code
11779
City
Ronkonkoma
Street
Johnson Ave
Coordinates
40.80411, -73.14612
Comparable properties nearby
Frequently asked questions
When did 447 Johnson Ave last sell?
No public-record sale is on file for 447 Johnson Ave.
What is the current tax assessment for 447 Johnson Ave?
The most recent total assessment for 447 Johnson Ave (year 2025) is $44,000 with $13,509 in property tax.
When was 447 Johnson Ave built?
447 Johnson Ave was built in 1950.
How does 447 Johnson Ave compare to others on Johnson Ave?
We track 8 other properties on Johnson Ave. Browse the list under "Other properties on Johnson Ave" to compare beds, baths, and sale history.
What are the property facts for 447 Johnson Ave?
447 Johnson Ave is a — bath, 2,288 sqft, 20,038 sqft lot single_family.
Is 447 Johnson Ave a flip candidate?
No — 447 Johnson Ave does not appear in our flips dataset.
Is 447 Johnson Ave a tax-appeal candidate?
No — 447 Johnson 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
+1.1%
Implied 1-yr
+4.3%
2026 Q3
$566.9K
2026 Q4
$572.5K
ZIP 11779 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Johnson Ave