Nassau County  »  422 Mill River Rd

422 Mill River Road, Oyster Bay, NY 11771 - Property report

Also known as: 422 Mill River Rd

Property image for 422 Mill River Road, Oyster Bay, NY 11771
static Mapbox map

Property type

One Family Year - Round Residence (210.01)

Year built

1987

Acreage

0.97

Sale price

$2,400,000

General information

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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
422 Mill River Road
ZIP code
11771
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
None (unincorporated town)
Parcel ID
24-B-1006

Owner

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Sales
Sale date
06/04/2026
Sale price
$2,400,000
Arm's length
Tax
Tax year
2026
Current property tax
$22,711
Tax class
Zoning & Use
Zoning
R1-2A
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
4,210
Buildings on lot
1
Stories
1.7
Year built
1987
Rooms
10
Bathrooms
3
Half bathrooms
1
Exterior wall
Frame
Building style
Contemporary
Basement
Full
Attic
None
Fireplaces
1
Heating type
Central/AC
Heating system
Central w ac
Lot
Acreage
0.97
Topography
Level
Land
Primary site

Area overview

Walk score
29 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
29 /100.  Somewhat Bikeable
School district
3008

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

Ownership

Ownership information for 422 Mill River Road, Oyster Bay, NY

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

Sales history for 422 Mill River Road, Oyster Bay, NY 11771

Sale date Sale price Buyer name Seller name
06/04/2026 $2,400,000 XXXXXX XXXXXXXX XXXXXXXXX XXXXX; XXXXXXX XXXXXXXX XXX; XXXXXXX XXXXXXXX XXXXXXXXX XXXXX; XXXXXX XXXXXXXX XXX XXXXXXX XXXX
09/20/2022 $1,678,000 XXXXXXX XXXX XXXX XXXXXXXXX
10/29/2018 $1,165,000 XXXX XXXXXXXXX XXXXXXX XXXXXXX

*Most recent sales on record for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
06/09/2026 - R
06/04/2026 - D		 Deed
(Deed-Deed)		 XXXXXXX XXXX XXXXXX XXXXXXXX XXXXXXXXX XXXXX
01/11/2023 - R Other
(Mortgage Satisfaction)		 XXXX XXXXXXXXX XXXXXX XXXX
09/27/2022 - R
09/20/2022 - D		 Deed XXXX XXXXXXXXX XXXXXXX XXXX
10/28/2019 - R
10/11/2019 - D		 Mortgage
(Home Equity Line (Heloc))		 XXXX XXXXXXXXX XXXXXX XXXX
03/19/2019 - R Other
(Mortgage Satisfaction)		 XXXXXXX XXXXXXX XXXX XX XXXXXXX XX
03/19/2019 - R Assignment
(Assign Mortgage)		 XXXXXXXXXXX XXXX XXXXX XXX XXXX XX XXXXXXX XX
03/19/2019 - R Assignment
(Assign Mortgage)		 XXXXXXXX XXXXXXXX XXX XXXXXXXXXXX XXXX XXXXX XXX
11/26/2018 - R
10/29/2018 - D		 Deed XXXXXXX XXXXXXX XXXX XXXXXXXXX
11/26/2018 - R Deed Agreement
(Agreement Deed)		 XXXXXXX XXXXXXX XXXXXXX XXXXXX
11/26/2018 - R Other
(Power of Attorney)		 XXXXXXX XXXXXXX XXXXXXX XXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 422 Mill River Road, Oyster Bay, NY

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

Current property tax
Tax year
2026
Current property tax
$22,711
Base tax
$23,494
Current school tax
Recent tax assessments
Market value
$1,140,000
Assessed value
$1,140
Transitional assessed value
Exemptions

More about Nassau 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
2026 $1,140,000 $1,140 2060.861 $23,494 +3.36%
2025 $1,140,000 $1,140 1993.923 $22,731 -6.74%
2024 $1,140,000 $1,140 2137.973 $24,373 -9.35%
2023 $1,208,000 $1,208 2225.761 $26,887 -1.21%
2022 $1,140,000 $1,140 2387.527 $27,218 -11.81%
2021 $1,165,000 $1,165 2649.306 $30,864 +13.83%
2020 $966,000 $2,415 1122.713 $27,114 -19.33%
2019 $1,273,200 $3,183 1055.887 $33,609 +5.06%
2018 $1,273,200 $3,183 1005.076 $31,992 +2.55%
2017 $1,273,200 $3,183 980.102 $31,197 +6.14%
Permits

Permit information for 422 Mill River Road, Oyster Bay, NY

No recently recorded permits for this property.

Neighborhood

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 422 Mill River Road, Oyster Bay, NY 11771 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)
Vernon School 6 Public 3-6 434 0.32
St Dominic High School NR Private PK-12 603 1.65
St Dominic High School NR Private PK-12 603 1.65
St Dominic Elementary School NR Private PK-8 218 1.75
St Dominic Elementary School NR Private PK-8 218 1.75
Theodore Roosevelt School NR Public PK, K-2 325 1.94
Theodore Roosevelt School NR Public PK, K-2 325 1.94
East Woods School NR Private PK, K-8 226 2.07
Berry Hill Elementary School 8 Public K-5 450 2.53
Village Elementary School 9 Public K-5 415 2.79
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Harmony Heights School NR Private 8-12 74 0.40
Harmony Heights School NR Private 8-12 0 0.42
St Dominic High School NR Private PK-12 603 1.65
St Dominic Elementary School NR Private PK-8 218 1.75
OYSTER BAY MIDDLE SCHOOL 5 Public 7-8 217 1.86
Long Island Lutheran Middle & High School NR Private 6-12 439 2.02
South Woods Middle School 8 Public 6-8 746 2.94
P.S. 256 NR Public PK, K-12 500 3.18
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Harmony Heights School NR Private 8-12 74 0.40
Harmony Heights School NR Private 8-12 0 0.42
St Dominic High School NR Private PK-12 603 1.65
Oyster Bay High School 7 Public 9-12 415 1.86
Long Island Lutheran Middle & High School NR Private 6-12 439 2.02
Portledge School NR Private PK-12 522 2.83
Syosset Senior High School 10 Public 9-12 2,266 3.15
P.S. 256 NR Public PK, K-12 500 3.18
Jericho Senior High School 10 Public 9-12 1,258 3.24

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

Neighbors for 422 Mill River Road, Oyster Bay, NY

7 Furman Pl, East Norwich 424 Mill River Rd, Oyster Bay 421 Mill River Rd, Oyster Bay 9 Furman Pl, East Norwich 6491 Northern Blvd, East Norwich 138 Sugar Toms Ln, East Norwich 5 Furman Pl E, East Norwich 6557 Northern Blvd, East Norwich 890 Oyster Bay Rd, East Norwich 435 Mill River Rd, Oyster Bay 427 Mill River Rd, Oyster Bay 426 Mill River Rd, Oyster Bay 6207 Hempstead Tpke, East Norwich 425 Mill River Rd, Oyster Bay 423 Mill River Rd, Oyster Bay 6471 Nortern Blvd, East Norwich 892 Oyster Bay Rd, East Norwich 146 Sugar Toms Ln, East Norwich 6201 Hempstead Tpke, East Norwich 894 Oyster Bay Rd, East Norwich

Nearby ZIP codes for 422 Mill River Road, Oyster Bay, NY

11542, Nassau County, NY 11545, Nassau County, NY 11547, Nassau County, NY 11548, Nassau County, NY 11560, Nassau County, NY 11568, Nassau County, NY 11576, Nassau County, NY 11579, Nassau County, NY 11590, Nassau County, NY 11709, Nassau County, NY 11724, Suffolk County, NY 11732, Nassau County, NY 11743, Suffolk County, NY 11753, Nassau County, NY 11765, Nassau County, NY 11791, Nassau County, NY 11797, Nassau County, NY 11801, Nassau County, NY 11804, Nassau County, NY

Frequently asked questions

What is the year built for 422 Mill River Road, Oyster Bay, NY 11771?

The development at 422 Mill River Road, Oyster Bay, NY 11771 was built in 1987.

What is the total square footage of 422 Mill River Road, Oyster Bay, NY 11771?

422 Mill River Road, Oyster Bay, NY 11771 has a total of 4,210 square feet.

When was 422 Mill River Road, Oyster Bay, NY 11771 last sold and what was the sale price?

422 Mill River Road, Oyster Bay, NY 11771 was last sold on 06/04/2026 for $2,400,000.

What is the assessed value of 422 Mill River Road, Oyster Bay, NY 11771?

422 Mill River Road, Oyster Bay, NY 11771 is currently assessed at $1,140.

What are the property taxes for 422 Mill River Road, Oyster Bay, NY 11771?

The property taxes for 422 Mill River Road, Oyster Bay, NY 11771 total $23,493.

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