Suffolk County  »  11779  »  Bay Ave  »  20 Bay Ave

20 Bay Avenue, Ronkonkoma, NY 11779 Property Information

20 Bay Avenue, Ronkonkoma, NY 11779 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

20 Bay Avenue, Ronkonkoma, NY 11779
static Mapbox map

Address

Primary address 20 Bay Avenue, Ronkonkoma
Zip code 11779
County Suffolk
Municipality Brookhaven
Parcel ID 6323500

Sales & Tax Overview for 20 Bay Avenue, Ronkonkoma

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 04/22/2019
Sale price $375,000
Arm's length
Property tax $9,183

Lot & Building Information for 20 Bay Avenue, Ronkonkoma

Building sqft 1,806
Building class One Family Year-Round Residence (210)
Acreage 0.14
Year built 1949
Rooms 7
Bedrooms 5
Bathrooms 2
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


School district Sachem

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 20 Bay Avenue, Ronkonkoma

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 20 Bay Avenue, Ronkonkoma , 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).
Unlock all property data with a free account.
Sign up

About 20 Bay Avenue, Ronkonkoma

What is the year built & the total sq. ft. for 20 Bay Avenue, Ronkonkoma, NY 11779?

20 Bay Avenue, Ronkonkoma, NY 11779 was built in 1949 and has a total of 1,806 square feet.

What is the assessed value of 20 Bay Avenue, Ronkonkoma, NY 11779 and the property tax paid?

Assessed at $2,600, the tax amount paid for 20 Bay Avenue, Ronkonkoma, NY 11779 is $9,182.

When was 20 Bay Avenue, Ronkonkoma, NY 11779 last sold and what was the last sale price?

20 Bay Avenue, Ronkonkoma, NY 11779 was last sold in 04/22/2019 for $375,000.

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 20 Bay Avenue, Ronkonkoma

Create a free account to view the complete sales history for 20 Bay Avenue, Ronkonkoma, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
04/22/2019 $375,000

Title Documents for 20 Bay Avenue, Ronkonkoma

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Doc image
04/22/2019 - D
05/21/2019 - R
Deed
(Bargain and sale)
           
           
           
           
Unlock daily updated title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 20 Bay Avenue, Ronkonkoma

Access detailed property tax data for 20 Bay Avenue, Ronkonkoma, NY 11779. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Property tax $9,183
Market value $490,566
Assessed value $2,600

Assessment History for 20 Bay Avenue, Ronkonkoma

Here's the assessment & property tax history for 20 Bay Avenue, Ronkonkoma, 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
2024-2025 $490,566 $2,600 338.342 $8,797 -17.92%
2023-2024 $481,482 $2,600 412.188 $10,717 +27.16%
2022-2023 $419,355 $2,600 324.157 $8,428 +3.72%
2021-2022 $351,352 $2,600 312.54 $8,126 +2.63%
2020-2021 $337,662 $2,600 304.524 $7,918 +1.29%

Permits for 20 Bay Avenue, Ronkonkoma

The complete history of permits filed for 20 Bay Avenue, Ronkonkoma, 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.

Risk

Create a free account to unlock extended information for 20 Bay Avenue, Ronkonkoma, 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 20 Bay Avenue, Ronkonkoma to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
St Joseph School NR Private PK, K-8 212 0.09
St Joseph School NR Private PK, K-8 212 0.09
Edith L Slocum Elementary School 6 Public PK, K-5 272 0.91
Edith L Slocum Elementary School 6 Public PK, K-5 272 0.91
Hiawatha School 4 Public K-5 603 1.19

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
St Joseph School NR Private PK, K-8 212 0.09
Samoset Middle School 6 Public 6-8 892 1.41
Ronkonkoma Middle School 8 Public 6-8 672 1.48
Cleary School For The Deaf NR Private PK-12 79 1.66
Seneca Middle School 6 Public 6-8 973 2.45

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Cleary School For The Deaf NR Private PK-12 79 1.66
Sachem High School North 8 Public 9-12 1,923 1.72
Lake Grove School NR Private 8-12 50 2.52
Connetquot High School 8 Public 9-12 1,757 2.59
Long Island Baptist Academy NR Private 2-12 8 3.53

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 20 Bay Avenue, Ronkonkoma

Here are the neighbors for 20 Bay Avenue, Ronkonkoma.

Address Square feet Purchase date Purchase price
42 Church St, Ronkonkoma 1,254 03/22/2005 $295,000
11 Lake Promenade, Ronkonkoma 2,134 05/31/2019 $350,000
2 Cheryl Dr, Ronkonkoma 1,553
10 Cheryl Dr, Ronkonkoma 951 05/21/2014 $335,000
17 L Promenade, Ronkonkoma
15 Lake Promenade, Ronkonkoma 1,914 12/01/2023
23 Lake Promonade, Ronkonkoma 03/24/2016 $150,000
4 Cheryl Dr, Ronkonkoma 951 08/08/2005 $341,000
41 12th St, Ronkonkoma 1,425 06/14/2018 $360,000
38 12th St, Ronkonkoma 1,208 05/27/2025 $700,000
6 Cheryl Dr, Ronkonkoma 1,302 06/11/2013
12 Bay Ave, Ronkonkoma 1,584 09/12/2025 $630,000
8 Cheryl Dr, Ronkonkoma 1,024 03/21/2018 $315,000
42 12th St, Ronkonkoma 960 11/10/2016 $233,000
16 Bay Ave, Ronkonkoma 1,088 02/02/2015 $226,000
56 Church St, Ronkonkoma 1,456 08/31/1993 $119,000
12 Cheryl Dr, Ronkonkoma 1,262 04/24/2025
39 12th St, Ronkonkoma 975 02/25/2025 $420,000

Nearby ZIP Codes for 20 Bay Avenue, Ronkonkoma

Not sure if we cover all the data-points you need? View sample full report View sample full report