Suffolk County  »  11706  »  Costello Ave  »  8 Costello Ave

8 Costello Avenue, Bay Shore, NY 11706 - Property report

Also known as: 8 Costello Ave

Property image for 8 Costello Avenue, Bay Shore, NY 11706
static Mapbox map

Property type

Two Family Year-Round Residence (220)

Year built

1972

Acreage

0.26

Sale price

$480,000

General information

Unlock this property report with a free account

Access up-to-date information from property owner names to sales history, deeds, tax info, mortgages, development data, planimetric maps and more.

Address
Primary address
8 Costello Avenue
ZIP code
11706
County
Suffolk
Village (SWIS code)
472889
Parcel ID
291-1-44

Owner

Find out who owns 8 Costello Avenue, Bay Shore, NY 11706. Uncover corporate and individual owners with a free account.

Sales
Sale date
03/26/2019
Sale price
$480,000
Arm's length
Tax
Tax year
2025-2026
Current property tax
$15,815
Zoning & Use
Zoning
Residential (A)
Building
Property type
Two Family Year-Round Residence (220)
Building sq. ft.
3,692
Year built
1972
Lot
Acreage
0.26

Area overview

Walk score
40 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
45 /100.  Somewhat Bikeable
School district
472801

View more such as transportation, nearby schools and risk designations.

Ownership

Ownership information for 8 Costello Avenue, Bay Shore, NY

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 8 Costello Avenue, Bay Shore, NY 11706

Sale date Sale price Buyer name Seller name
03/26/2019 $480,000 XXXXXXXXX XXXXX X; XXXXXX XXXXXXX X XXXXX XXXX XXXXXXXXXX XXX
04/27/2018 $245,385 XXXXX XXXX XXXXXXXXXX XXX XXXX XXXX XXX
04/11/2017 $408,829 XXXX XXXX XXX XXXXXX XXXXXX

*Most recent sales on record for this property.

More about Suffolk County property records.

Title documents

Date Type Amount Party 1 Party 2
09/13/2021 - R Mortgage XXXXXXXXX X XXXXX XXXXXXXX XXX XXXXXXX
08/25/2021 - R
08/17/2021 - D		 Discharge XXXXXXXX X XXXXX
08/06/2021 - R
07/22/2021 - D		 Discharge XXX XXXXX XXXXXXXXXXXXX XXXXX
07/15/2021 - R
11/26/2018 - D		 Assignment XXXXX XXXX XXXXXXXXXX XXX XXXXXXXXXXXXX XXXXX
06/08/2021 - R Assignment XXXXX XXXX XXXXXXXXXX XXX XXXXXXXXXXXXX XXXXX
04/30/2019 - R
03/26/2019 - D		 Deed
(Bargain and Sale)		 XXXXX XXXX XXXXXXXXXX XXX XXXXXXXXX XXXXX X
04/30/2019 - R Mortgage
(Fha)		 XXXXXXXXX X XXXXX XXX XXXXXXXX XXX
05/23/2018 - R
04/27/2018 - D		 Deed
(Bargain and Sale)		 XXXX XXXX XXX XXXXX XXXX XXXXXXXXXX XXX
08/30/2017 - R
04/11/2017 - D		 Deed
(Foreclosure)		 XXXXXX XXXXXX XXXX XXXX XXX
08/31/2004 - R
08/05/2004 - D		 Deed XXXXXX XXXXXXX XXXXXX XXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 8 Costello Avenue, Bay Shore, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Property tax
$15,815
Recent tax assessments
Market value
$728,169
Assessed value
$51,700

More about Suffolk County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $728,169 $51,700 30.589 $15,815 +4.40%
2024-2025 $728,169 $51,700 29.299 $15,148 +4.40%
2023-2024 $710,165 $51,700 28.063 $14,509 -0.15%
2022-2023 $624,396 $51,700 28.104 $14,530 +0.31%
2021-2022 $557,112 $51,700 28.016 $14,484 +2.87%
2020-2021 $532,990 $51,700 27.234 $14,080 -33.12%
2019-2020 $519,824 $59,000 35.683 $21,053 +46.21%
2018-2019 $519,824 $59,000 24.405 $14,399 +1.99%
2017-2018 $486,799 $59,000 23.928 $14,118 -2.03%
2016-2017 $464,567 $59,000 24.423 $14,410 +3.10%
Permits

Permit information for 8 Costello Avenue, Bay Shore, NY

No recently recorded permits for this property.

Neighborhood

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 8 Costello Avenue, Bay Shore, NY 11706 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Mary G Clarkson School NR Public K-2 446 0.31
Heritage Christian Academy NR Private PK-5 41 0.67
Heritage Christian Academy NR Private PK-5 41 0.67
Brook Avenue Elementary School NR Public K-2 400 0.69
St Patrick School NR Private PK-8 534 0.72
St Patrick School NR Private PK-8 534 0.72
Fifth Avenue School NR Public K-2 383 0.85
Oak Park Elementary School 2 Public K-5 711 1.43
Hemlock Elementary School 3 Public K-5 617 1.51
Bay Shore Christian School NR Private PK, K-6 236 1.63
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Bay Shore Middle School 5 Public 6-8 1,298 0.12
St Patrick School NR Private PK-8 534 0.72
South Middle School 3 Public 6-8 1,033 1.75
Islip Middle School 4 Public 6-8 641 1.78
MDQ Academy NR Private PK-12 412 2.22
West Middle School 4 Public 6-8 848 2.48
Udall Road Middle School 6 Public 6-8 445 2.53
Our Lady Of Lourdes School NR Private PK-8 209 2.87
St Peters By The Sea Episcopal Day School NR Private PK, K-8 176 2.91
East Middle School 4 Public 6-8 1,159 2.92
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Bay Shore Senior High School 5 Public 9-12 1,910 0.75
Islip High School 9 Public 9-12 892 1.75
Brentwood High School 3 Public 9-12 4,641 2.16
MDQ Academy NR Private PK-12 412 2.22
Freshman Center NR Public 9 1,247 3.09
Ascent School for Individuals With Autism NR Private 4-12 24 3.27
East Islip High School 8 Public 9-12 1,145 3.68
West Islip Senior High School 9 Public 9-12 1,262 3.87
St John The Baptist Diocesan High School NR Private 9-12 1,335 3.89
North Babylon High School 6 Public 9-12 1,506 3.95

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 8 Costello Avenue, Bay Shore, NY

881 Karshick St, Bohemia 16 Fire Rd, Bay Shore 173 Wagstaff Ln, West Islip 370 Lillian Blvd, Holbrook 1435 Pine Dr, Bay Shore 52 Wavecrest Ave, West Islip 139 Loop Dr, Sayville 340 Kimberly Pl, West Islip 9 Lexington Ave, Brentwood 181 Westwood Dr, Brentwood 50 Deforest Ave, West Islip 80 Miller Ave, Central Islip 81 Beech St, Islip 53 Biltmore Ave, Oakdale 321 Columbia St, Holbrook 76 4th St, Brentwood 17 Sunset Dr, Sayville 84 Cranberry Walk, Bay Shore 23 Somerset Dr, Holbrook 1710 Brentwood Rd, Brentwood

Nearby ZIP codes for 8 Costello Avenue, Bay Shore, NY

11702, Suffolk County, NY 11703, Suffolk County, NY 11704, Suffolk County, NY 11716, Suffolk County, NY 11717, Suffolk County, NY 11718, Suffolk County, NY 11722, Suffolk County, NY 11729, Suffolk County, NY 11730, Suffolk County, NY 11739, Suffolk County, NY 11749, Suffolk County, NY 11751, Suffolk County, NY 11752, Suffolk County, NY 11769, Suffolk County, NY 11770, Suffolk County, NY 11779, Suffolk County, NY 11782, Suffolk County, NY 11788, Suffolk County, NY 11795, Suffolk County, NY 11796, Suffolk County, NY

Frequently asked questions

What is the year built for 8 Costello Avenue, Bay Shore, NY 11706?

The development at 8 Costello Avenue, Bay Shore, NY 11706 was built in 1972.

What is the total square footage of 8 Costello Avenue, Bay Shore, NY 11706?

8 Costello Avenue, Bay Shore, NY 11706 has a total of 3,692 square feet.

When was 8 Costello Avenue, Bay Shore, NY 11706 last sold and what was the sale price?

8 Costello Avenue, Bay Shore, NY 11706 was last sold on 03/26/2019 for $480,000.

What is the assessed value of 8 Costello Avenue, Bay Shore, NY 11706?

8 Costello Avenue, Bay Shore, NY 11706 is currently assessed at $51,700.

What are the property taxes for 8 Costello Avenue, Bay Shore, NY 11706?

The property taxes for 8 Costello Avenue, Bay Shore, NY 11706 total $15,814.

How many residential units does this building have?

This building has 2 residential unit(s).

Disclaimer

Copyright 2003-2026 by PropertyShark.com

All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

Sign up for a free account