646 Main Street, Port Jefferson, NY 11777 Property Information
646 Main Street, Port Jefferson, NY 11777 Property Information
- General
- Owner
- Documents
- Tax
- Permits
- Neighborhood
Address
| Primary address | 646 Main Street, Port Jefferson |
| Zip code | 11777 |
| County | Suffolk |
| Municipality | Brookhaven |
| Parcel ID | 8627141 |
Sales & Tax Overview for 646 Main Street, Port Jefferson
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 07/18/2000 |
| Sale price | $1,250,000 |
| Arm's length | Register |
| Property tax | $45,452 |
Lot & Building Information for 646 Main Street, Port Jefferson
| Building sqft | 12,800 |
| Building class | Office Building (464) |
| Acreage | 0.34 |
Zoning, Use & Area Overview
| School district | Port Jefferson |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Other Property Data for 646 Main Street, Port Jefferson
Property reports include comprehensive occupancy, improvement and development information (where available).
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- • Improvements for 646 Main Street, Port Jefferson , including their type, square footage, grade and when they were built.
- • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
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About 646 Main Street, Port Jefferson
This Office Building (464) located at 646 Main Street, Port Jefferson, NY 11777 has a total of 12,800 square feet.
What is the market value of 646 Main Street, Port Jefferson, NY 11777?The current market value is $2,800,000.
Ownership Information
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Past Sales & Property History for 646 Main Street, Port Jefferson
Create a free account to view the complete sales history for 646 Main Street, Port Jefferson, including title documents, transfer conditions, mortgages and liens.
| Purchase date | Purchase price | Buyer name | Seller name |
|---|---|---|---|
| 07/18/2000 | $1,250,000 | Register | Register |
Title Documents for 646 Main Street, Port Jefferson
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R: Recorded date
D: Document date
Property Taxes for 646 Main Street, Port Jefferson
Access detailed property tax data for 646 Main Street, Port Jefferson, NY 11777. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $45,452 |
| Market value | $2,800,000 |
| Assessed value | $14,840 |
Assessment History for 646 Main Street, Port Jefferson
Here's the assessment & property tax history for 646 Main Street, Port Jefferson, including the evolution of the total tax rate and corresponding property tax.
| Year | Market value | Assessment value | Total tax rate | Property tax | Year over year change |
|---|---|---|---|---|---|
| 2025-2026 | $2,800,000 | $14,840 | 306.279 | $45,452 | +7.73% |
| 2024-2025 | $2,800,000 | $14,840 | 284.291 | $42,189 | +5.86% |
| 2023-2024 | $2,748,148 | $14,840 | 268.55 | $39,853 | +4.88% |
| 2022-2023 | $2,393,548 | $14,840 | 256.055 | $37,999 | +4.66% |
| 2021-2022 | $2,005,405 | $14,840 | 244.646 | $36,305 | +3.24% |
Permits for 646 Main Street, Port Jefferson
The complete history of permits filed for 646 Main Street, Port Jefferson, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
Data not available for this property.
Demographics by Zip Code
| Total population | 9,396 |
| Median age | 44.9 |
| Average household income | $195,249 |
| Family households | 61.8% |
| Occupied housing units | 3,701 |
| Owner occupied units | 74.8% |
| People per household (average) | 2.47 |
| Median year structure built | 1972 |
| Median value for units with a mortgage | $712,500 |
| Median value for units without a mortgage | $624,700 |
Risk
Create a free account to unlock extended information for 646 Main Street, Port Jefferson, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | X (See more on map) |
Transportation
Access the detailed traffic volume map for 646 Main Street, Port Jefferson to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
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Neighbors for 646 Main Street, Port Jefferson
Here are the neighbors for 646 Main Street, Port Jefferson.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 200 Willis Ave, Port Jefferson | |||
| 109 Liberty Ave, Port Jefferson | 1,958 | 10/14/2021 | $594,000 |
| 111 Tuthill St, Port Jefferson | 1,859 | 08/30/2017 | $390,000 |
| 15 Hillcrest Ave, Port Jefferson | 03/04/2024 | $720,000 | |
| 107 Randall Ave, Port Jefferson | 2,764 | 07/08/2015 | $656,000 |
| 108 Avenue A, Port Jefferson | 09/02/2021 | ||
| 209 Myrtle Ave, Port Jefferson | 08/10/2007 | $548,500 | |
| 104 Avenue A, Port Jefferson | 07/26/2023 | ||
| 200 Willis St, Port Jefferson | |||
| 523 E Broadway, Port Jefferson | |||
| 109 Vineyard Pl, Port Jefferson | 12/02/2014 | ||
| 1 Willis St, Port Jefferson | 09/16/2025 | $800,000 | |
| 401 Myrtle Ave, Port Jefferson | 06/20/2025 | $760,000 | |
| 620 Belle Terre Rd, Port Jefferson | 01/02/2020 | ||
| 111 Roe Ln, Port Jefferson | 08/11/2000 | $229,000 | |
| 3 Stony Hill Rd, Port Jefferson | 05/29/2020 | $290,000 | |
| 219 Bayview Ter, Port Jefferson | 1,882 | 02/21/2017 | $395,000 |
| 105 Myrtle Ave, Port Jefferson | 2,054 | 08/30/2017 | $544,000 |
| 105 Beach St, Port Jefferson | 1,853 | 10/17/2001 | $98,089 |
| 1 Stony Hill Rd, Port Jefferson |