11 Mountain St
Lake Ronkonkoma, NY 11779
3 bd 3 ba 1,728 sqft Built 1964 Lot 10,890 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 | $2,810 | $150 | $2,960 | $13,691 |
| 2024 | $2,810 | $150 | $2,960 | $13,112 |
| 2023 | $2,950 | $150 | $3,100 | $13,501 |
| 2022 | $2,950 | $150 | $3,100 | $13,117 |
| 2021 | $2,950 | $150 | $3,100 | $12,962 |
| 2020 | $2,950 | $150 | $3,100 | $11,500 |
| 2018 | $2,650 | $150 | $2,800 | $10,056 |
| 2017 | $2,650 | $150 | $2,800 | $9,724 |
| 2016 | $2,650 | $150 | $2,800 | $9,705 |
| 2015 | $2,650 | $150 | $2,800 | $9,640 |
| 2014 | $2,650 | $150 | $2,800 | $9,446 |
| 2013 | $2,650 | $150 | $2,800 | $9,170 |
| 2012 | $2,650 | $150 | $2,800 | $8,907 |
| 2011 | $2,650 | $150 | $2,800 | $8,603 |
| 2010 | $2,650 | $150 | $2,800 | $8,132 |
| 2008 | $2,650 | $150 | $2,800 | $7,620 |
| 2007 | $2,650 | $150 | $2,800 | $7,200 |
| 2006 | $2,650 | $150 | $2,800 | $6,763 |
Property facts
Year built
1964
Property type
single_family
Stories
—
Beds
3
Baths
3
Living area
1,728 sqft
Lot size
10,890 sqft
ZIP code
11779
City
Lake Ronkonkoma
Street
Mountain St
Coordinates
40.84162, -73.08187
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 11 Mountain St last sell?
No public-record sale is on file for 11 Mountain St.
What is the current tax assessment for 11 Mountain St?
The most recent total assessment for 11 Mountain St (year 2025) is $2,960 with $13,691 in property tax.
When was 11 Mountain St built?
11 Mountain St was built in 1964.
How does 11 Mountain St compare to others on Mountain St?
We track 1 other property on Mountain St. Browse the list under "Other properties on Mountain St" to compare beds, baths, and sale history.
What are the property facts for 11 Mountain St?
11 Mountain St is a 3 bed, 3 bath, 1,728 sqft, 10,890 sqft lot single_family.
Is 11 Mountain St a flip candidate?
No — 11 Mountain St does not appear in our flips dataset.
Is 11 Mountain St a tax-appeal candidate?
No — 11 Mountain St 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 Mountain St