NOT LISTED FOR SALE

31 Neptune Ave Mastic, NY 11950

Mastic Area

Estimated Value: $649,236

4 Beds
4 Baths
2,500 Sq Ft
$260/Sq Ft Est. Value

Sale Details

Date Sold: September 17, 2025

Last sale price $630,000 $252 Per Sq Ft

Est. 3% increase in value since last sale

Current estimated payment $4,169 / mo

8 Days on Market

Highlights

  • Pool House
  • Cape Cod Architecture
  • Main Floor Primary Bedroom
  • View of Trees or Woods
  • Wood Flooring
  • Covered Patio or Porch

About This Home

As of September 2025

Welcome to 31 Neptune Avenue, Mastic, NY
Don’t miss this expanded and updated Cape with room for everyone! Set on a beautifully manicured quarter acre lot, this 4-bedroom, 4-bathroom home offers the perfect blend of character, function, and versatility ideal for extended living or multi-generational needs.

Step inside to gleaming hardwood floors (recently refinished), elegant crown molding throughout, and a thoughtfully designed floor plan featuring a spacious Den, formal dining area, eat-in kitchen with stainless steel refrigerator, and electric cooktop with in-wall oven. A cozy Living Room with a wood-burning fireplace, separate family room, and mudroom add plenty of flexibility for everyday living.

The first-floor full bath has been fully renovated, and Andersen windows provide quality and efficiency throughout. Two spacious bedrooms are located on the main level, with two more upstairs each floor offering its own bathrooms, including two full baths upstairs and private second-floor entrance via rear deck, perfect for guests or extended family. A second Living room is located on the 2nd floor along with a Den.

Step outside to your personal oasis a stunning 18x39 in-ground pool with diving board, solar cover, and a pool house complete with two sliding doors, wet bar, full bath, and ample storage. The fully fenced backyard features mature landscaping, under-soffit lighting, and a circular driveway, offering both curb appeal and functionality.

Additionally the home includes a 5 Zone In-ground sprinkler system, Ring cameras and an alarm system. New Window Blinds, Door Knobs/ handles throughout the home. A very spacious full basement with outside entrance, Laundry room and storage galore. Property has above ground oil tank. Kitchen has an under sink reverse osmosis filtration system.

This Unique home has been lovingly maintained and offers flexible living options for a variety of lifestyles.

Home is being sold ASIS

Last Agent to Sell the Property

Kenny Calderon

Signature Premier Properties Brokerage Phone: 631-751-2111 License #10301222439 Listed on: 07/10/2025

Signature Premier Properties

Co-Listed By

Giovanni Calderon

Signature Premier Properties Brokerage Phone: 631-751-2111 License #10401355716

Last Buyer's Agent

Kenny Calderon

Signature Premier Properties Brokerage Phone: 631-751-2111 License #10301222439 Listed on: 07/10/2025

Signature Premier Properties
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Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $8,422

Year Built

  • Built in 1973

Lot Details

  • 10,890 Sq Ft Lot
  • Lot Dimensions are 100 x 125
  • Landscaped
  • Front and Back Yard Sprinklers
  • Back Yard Fenced and Front Yard

Home Design

  • Cape Cod Architecture
  • Frame Construction
  • Blown Fiberglass Insulation
  • Cedar

Interior Spaces

  • 2,500 Sq Ft Home
  • 2-Story Property
  • Wet Bar
  • Crown Molding
  • Ceiling Fan
  • Wood Burning Fireplace
  • Blinds
  • Entrance Foyer
  • Living Room with Fireplace
  • Formal Dining Room
  • Storage
  • Views of Woods

Kitchen

  • Eat-In Kitchen
  • Electric Oven
  • Electric Cooktop
  • Microwave
  • Dishwasher
  • Stainless Steel Appliances

Flooring

  • Wood
  • Tile
  • Vinyl

Bedrooms and Bathrooms

  • 4 Bedrooms
  • Primary Bedroom on Main
  • Walk-In Closet
  • In-Law or Guest Suite
  • Bathroom on Main Level
  • 4 Full Bathrooms

Laundry

  • Laundry Room
  • Dryer
  • Washer

Basement

  • Basement Fills Entire Space Under The House
  • Laundry in Basement

Home Security

  • Home Security System
  • Smart Thermostat

Parking

  • Driveway
  • On-Street Parking

Pool

  • Pool House
  • In Ground Pool
  • Vinyl Pool
  • Pool has a Solar Cover
  • Diving Board

Outdoor Features

  • Covered Patio or Porch
  • Exterior Lighting

Schools

  • William Floyd Elementary School
  • William Floyd Middle School
  • William Floyd High School

Utilities

  • Cooling System Mounted To A Wall/Window
  • Heating System Uses Oil
  • Baseboard Heating
  • Electric Water Heater
  • Cesspool

Listing and Financial Details

  • Assessor Parcel Number 0200-909-00-06-00-040-000

Home Details

Home Type

Single Family

Est. Annual Taxes

$8,422

Year Built

Built in 1973

Lot Details

0.25 Acres

Listing Details

  • Property Type: Residential
  • Architectural Style: Exp Cape
  • Property SubType: Single Family Residence
  • Levels: Two
  • Year Built: 1973
  • Attribution Contact: 631-751-2111
  • Co List Office Mls Id: KEYSPH17
  • Co List Office Phone: 631-751-2111
  • Carport Y N: No
  • CurrentPrice: 630000.00
  • MlsMajorChangeType: Sold
  • CurrentPrice_By_LivingArea: 252.00000
  • ListPrice_By_LivingArea: 219.15520
  • ListPrice_By_OriginalListPrice: 1.00000
  • ListPrice_By_LotSizeAcres: 2191552.0000
  • LivingAreaSearchSqFt: 2500.00
  • CurrentPrice_By_BuildingAreaTotal: 152.17391
  • Special Features: VirtualTour
  • Property Sub Type: Detached

Interior Features

  • Appliances: Dishwasher, Dryer, Electric Cooktop, Electric Oven, Electric Water Heater, Microwave, Other, Oven, Refrigerator, Stainless Steel Appliance(s), Washer
  • Interior Amenities: First Floor Bedroom, First Floor Full Bath, Ceiling Fan(s), Crown Molding, Eat-in Kitchen, Entrance Foyer, Formal Dining, In-Law Floorplan, Other, Pantry, Master Downstairs, Smart Thermostat, Storage, Walk-In Closet(s), Washer/Dryer Hookup, Wet Bar
  • Fireplaces: 1
  • Flooring: Hardwood, Tile, Vinyl
  • Fireplace Features: Living Room, Wood Burning
  • Full Bathrooms: 4
  • Basement: Bilco Door(s), Full, See Remarks
  • Total Bedrooms: 4
  • Fireplace: Yes
  • Living Area: 2500
  • Window Features: Blinds
  • Other Equipment: Pool Equip/Cover
  • Basement YN: Yes

Exterior Features

  • Other Structures: Pool House
  • Construction Materials: Cedar, Fiberglass Insulation, Frame
  • Fencing: Back Yard, Fenced, Full, Vinyl
  • Pool Features: Diving Board, In Ground, Solar Cover, Vinyl
  • Pool Private: Yes
  • Spa: No
  • View: Trees/Woods
  • Exterior Features: Lighting
  • Patio and Porch Features: Covered, Porch
  • Waterfront: No
  • Foundation Details: Concrete Perimeter

Garage/Parking

  • Garage: No
  • Parking Description: Driveway, On Street, Other

Utilities

  • Cooling: Wall/Window Unit(s)
  • Heating: Baseboard, Electric, Oil, Other
  • Laundry Features: Electric Dryer Hookup, In Basement, Laundry Room, Washer Hookup
  • Security: Security System
  • Sewer: Cesspool, Other
  • Utilities: Electricity Available, Electricity Connected, Sewer Available, Water Available, Water Connected
  • Water Source: Public

Condo/Co-op/Association

  • Senior Community: No
  • Association: No

Schools

  • Middle School: William Floyd Middle School

Lot Info

  • Horses: No
  • Lot Size Acres: 0.25
  • Lot Dimensions: 100 x 125
  • Lot Size Sq Ft: 10890
  • Lot Features: Back Yard, Front Yard, Landscaped, Sprinklers In Front, Sprinklers In Rear
  • Parcel Number: 0200-909-00-06-00-040-000
  • Property Attached: No

Rental Info

  • Lease Considered: No

Tax Info

  • Tax Annual Amount: 8422
  • Tax Year: 2024

MLS Schools

  • Elementary School: William Floyd Elementary School
  • High School: William Floyd High School
  • Middle School District: William Floyd

Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

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Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
09/17/2025 09/17/25 Sold $630,000 +15.0% $252 / Sq Ft
07/18/2025 07/18/25 Pending -- -- --
07/10/2025 07/10/25 For Sale $547,888 -- $219 / Sq Ft
Source: OneKey® MLS

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $7,210 $2,005 $200 $1,805
2024 $7,210 $2,005 $200 $1,805
2023 $7,210 $2,005 $200 $1,805
2022 $7,661 $2,005 $200 $1,805
2021 $7,661 $2,005 $200 $1,805
2020 $7,863 $2,005 $200 $1,805
2019 $7,863 $0 $0 $0
2018 -- $2,005 $200 $1,805
2017 $7,527 $2,005 $200 $1,805
2016 $7,554 $2,005 $200 $1,805
2015 -- $2,005 $200 $1,805
2014 -- $2,005 $200 $1,805
Source: Public Records

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Map

Source: OneKey® MLS

MLS Number: 886935

OneKey® MLS

APN: 0200-909-00-06-00-040-000

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