10 North Riley Avenue
Description
- Listed by: Lee Beninati • Beninati Associates
- Listed by: Marie D Beninati • Beninati Associates
Recent comparable sales
Median sold price
$650,000
Avg days on market
84
Sale-to-list ratio
94.5%
Mattituck, NY
9 comparable properties found
$625,000
Sold 12/05/25
- 2
- Bedrooms
- 1
- Bathrooms
- 1,500
- Square Feet
- 0.16
- Acres
$650,000
Sold 05/28/26
- 3
- Bedrooms
- 1
- Bathrooms
- 800
- Square Feet
- 0.42
- Acres
$650,000
Sold 08/08/25
- 2
- Bedrooms
- 1
- Bathrooms
- 1,100
- Square Feet
- 0.15
- Acres
$678,375
Sold 03/13/26
- 2
- Bedrooms
- 2
- Bathrooms
- 1,050
- Square Feet
- 0.36
- Acres
$380,000
Sold 02/12/26
- 2
- Bedrooms
- 1
- Bathrooms
- 600
- Square Feet
- 0.12
- Acres
$585,000
Sold 11/19/24
- 3
- Bedrooms
- 1
- Bathrooms
- Unavailable
- Square Feet
- 0.5
- Acres
$670,000
Sold 05/15/26
- 3
- Bedrooms
- 1
- Bathrooms
- 1,298
- Square Feet
- 0.41
- Acres
$725,000
Sold 06/05/26
- 3
- Bedrooms
- 1
- Bathrooms
- 1,324
- Square Feet
- 0.45
- Acres
Location
Sold By Douglas Elliman Real Estate, Peter Halpin; Douglas Elliman Real Estate, Scott V Bennett
Payment Calculator
$3,523 per month
30 year fixed, 6.55% Interest
$3,126
$398
$0
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1Property Information for 10 North Riley Avenue
- Taxes: $4,770 / year
- MLS Type: Single Family
- County: Suffolk County
- Township: Southold
- View: Water
- Architectural Style: Cottage
- Garage Spaces: 1.0
- Waterfront: true
- Section Area: Bay Avenue
- Offer Presentation: Cannot be Present
- Year Built: 1930
- Lot Size: 0.43 AC / 18,731 SF
- Senior Community YN: No
- MLS Area Minor: 30
- MLS District Code: 1000
- Directions: Route 25 East turn right at Bay Avenue, then left onto East Legion Ave, follow the road to the right - it becomes North Riley Ave - property is at end of dead end..
- Tax Block: 5
- Tax Lot: 14
- Property Attached: No
- Structure Type: Detached
- Levels: One
- Property Condition: good
- New Construction YN: No
- Flood Zone Report: No
- Square Footage Source: Municipality
- Lot Size Source: Other
- School District: Mattituck-Cutchogue
- Elementary School District: Mattituck-Cutchogue
- Elementary School: Mattituck-Cutchogue Elementary Sch
- Middle Or Junior School District: Mattituck-Cutchogue
- Middle Or Junior School: Mattituck Junior-Senior High School
- HighSchool District: Mattituck-Cutchogue
- High School: Mattituck Junior-Senior High School
- Lease Considered: No
- Building Units Total: 1
- Room Level: First
- Room Type: Additional
- Room Description: Galley Kitchen, Eating Alcove, Living Room/Dining Room, 2 Bedrooms, 1 Bath, Screened in Porch.
- Room Level: Basement
- Room Type: Additional
- Room Description: Partial Basement - Gas Burner/Hotwater Heater
- Parcel Number: 1000-143-00-05-00-014-002
- Tax Map Number: 1000-143-00-05-00-014-002
- Amenities: 1st Floor Bedrm, Creek, Den/Family Room, Dock, Eat in Kitchen, Fenced, Fireplace Equip, Hardwood Floors As Seen, Living Room / Dining Room, Patio, Porch, Public, Refrigerator, Screens, Water Access, Water View
- Interior Features: 1st Floor Bedrm, Den/Family Room, Eat-in Kitchen, Living Room / Dining Room
- Appliances: Oven, Refrigerator
- Number Of Kitchens: 1
- Total Rooms: 6
- Living Area: 850.0
- Living Area Units: Square Feet
- Basement: Partial
- Attic Description: Full
- Fireplace: Yes
- Fireplaces Total: 1
- Location Amenities: Dock/Mooring, Fenced, Fenced Yard, Hardwood Floors As Seen, 1st Floor Bedrm, Library Den, Eat in Kitchen, Dining Bay Foyer, Patio, Porch, Water View, Water Access
- Common Walls: No Common Walls
- Flooring: Hardwood
- Exterior Features: Dock
- Exterior Property Features: Dock, Patio, Porch, Private, Detached, 1 Car Detached, Driveway, Garage, Fenced, Wooded, Protected Wetlands
- Elevation Certificate: No
- Fencing: Fenced
- Patio And Porch Features: Patio, Porch
- Construction Materials: Frame, Log, Wood Siding
- Waterfront Features: Creek, Water Access
- ViewYN: Yes
- Lot Features: Wooded, Protected Wetlands
- Lot Size Dimensions: .50 acres
- Site Features: Wooded, Protected Wetlands
- Building Area Units: Square Feet
- Parking Type: Pvt
- Parking Features: Private, Detached, 1 Car Detached, Driveway, Garage
- Attached Garage: No
- Garage: Yes
- Cooling: No
- Cooling: None
- Heating: Natural Gas, Hot Water
- Heat Fuel Type: Natural Gas, Hot Water, Gas Stand Alone
- Hot Water: Gas Stand Alone
- Sewer: Cesspool
- Water Source: Public
- Green Features: Oven, Refrigerator, Natural Gas, Hot Water, Gas Stand Alone, Dock
Property History for 10 North Riley Avenue
| Date | Event & Source | Price | Appreciation |
|---|---|---|---|
| Jul 29, 2022 | Sold (Public Record) Public Record #1526110627 | $615,000 | — |
| Jul 29, 2022 | Sold (Public Record) Public Record #1526110627 | $615,000 | — |
| Date | Event & Source | Price |
|---|---|---|
| 07/29/2022 | Sold (Public Record) Public Record #1526110627 | $615,000 |
| 07/29/2022 | Sold (Public Record) Public Record #1526110627 | $615,000 |
For completeness, we often displays two records for one sale: the MLS record and the public record.
Public Records for 10 North Riley Avenue
Schools near 10 North Riley Avenue
Rating | School | Type | Grades | Distance |
|---|---|---|---|---|
| Public - | K to 6 | |||
| Public - | 7 to 12 |
Rating | School | Distance |
|---|---|---|
Mattituck Cutchogue Elementary School PublicK to 6 | ||
Mattituck Junior Senior High School Public7 to 12 |
School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.
Neighborhood Map and Transit
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Nearby home values
| Address | Sold price | Beds | Baths | Sqft | Lot (Sqft) |
|---|---|---|---|---|---|
This home: 10 North Riley Avenue, Mattituck, NY 11952 | $615,000 | 2 | 1 | 850 | 18,731 |
– | – | – | – | 14,375 | |
– | – | – | – | 7,405 | |
– | – | – | – | 5,663 | |
– | – | – | – | 7,841 | |
$380,000 | 2 | 1 | 600 | 5,227 | |
– | – | – | – | 5,663 | |
– | – | – | – | 13,068 | |
– | – | – | – | 11,761 | |
$745,000 | 3 | 2 | – | 15,246 | |
– | – | – | – | 15,246 | |
– | – | – | – | 21,780 | |
$805,000 | – | – | – | 20,038 | |
– | – | – | – | 83,200 | |
– | – | – | – | 17,424 | |
– | – | – | – | 21,780 |
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No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity. Subject to change at any time. Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties make no guarantee, warranty or representation regarding the accuracy of any waterfront feature, water view or waterfront view.
Listing Courtesy of Beninati Associates, Lee Beninati; Beninati Associates, Marie D Beninati
The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey® MLS. Information Copyright 2026, OneKey® MLS. All Rights Reserved.