# 20 Sentinel Place, Massapequa, NY 11758

> **TL;DR:** 4bd/2ba single family, $699,000 ($412/sqft), built 1984, 1,695 sqft.
> Hardwood, 1-car garage. Est. $3,739/mo. Listed 18 days.

## Property at a Glance

| Attribute | Value |
|-----------|-------|
| Price | $699,000 |
| Price/sqft | $412 |
| Bedrooms | 4 |
| Bathrooms | 2 full |
| Square Feet | 1,695 |
| Year Built | 1984 |
| Lot Size | 7,501 sqft (0.17 acres) |
| Stories | 2 |
| Garage | 1-car |
| Property Type | Single Family (Single Family Residence) |
| Status | Active |
| Days on Market | 18 |

## Why This Home Stands Out

- **Hardwood Floors** - Hardwood flooring listed

## Estimated Monthly Costs

| Category | Amount |
|----------|--------|
| Principal & Interest (20% down, 30-year at 6.5%) | $3,535 |
| Estimated Insurance | $204 |
| **Total** | **$3,739** |

## Nearby Schools

- **Elementary:** Park Avenue School - Suffolk
- **Middle:** Edmund W Miles Middle School
- **High:** Amityville Memorial High School

## Key Amenities

- Hardwood
- 1-car garage

## Property Highlights

- Built in 1984
- 0.17 acre lot
- 2 stories
- 2 parking spaces

## Description

### Agent Description
Here is the corner property that you have been looking for. This beautiful wideline hi-ranch features 4 bedrooms, 2 full baths, one bathroom connected to master bedroom, living room with 2 skylights, dining room, kitchen with skylight, very large den, laundry room, 1 car garage, inground sprinklers, fenced property, security cameras front and back, sliding doors to a patio-perfect for entertaining. Nice curb appeal. Near major highways, Long Island Railroad, Restaurants and shopping centers. Can be converted to mother daughter with proper permits. House is being sold "AS IS".

## Location

- **Address:** 20 Sentinel Place, Massapequa, NY 11758
- **County:** Nassau County
- **Coordinates:** 40.677207, -73.428785
- **Google Maps:** https://www.google.com/maps?q=40.677207,-73.428785

## Listing Agent

- **Name:** Martha Marcellus
- **Brokerage:** Coldwell Banker Easton Properties
- **Broker Phone:** 631-586-6700
- **Listing URL:** [View original listing](https://www.realtor.com/realestateandhomes-detail/20-Sentinel-Pl_Massapequa_NY_11758_M40537-57231?f=listhub&s=MLSLINY&m=1063204&c=propsimple)

## Photos

![20 Sentinel Place - Photo 1](http://lh.rdcpix.com/813ce898c81987f6d7f9c7e5d3a9a6e8l-f2427809522r.jpg)

---

**MLS#:** 1063204 | **Updated:** 2026-10-28
**Source:** listhub

*Copyright © 2026 OneKey MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.*

[View on PropertySimple](https://staging.propertysimple.ai/listing/20-sentinel-place-massapequa-ny-11758-88eb8b924ac24ddf97886e29f3d5a3ae)

---

## Structured Data

```json
{
  "@context": "https://schema.org",
  "@type": "RealEstateListing",
  "@id": "https://staging.propertysimple.ai/listing/20-sentinel-place-massapequa-ny-11758-88eb8b924ac24ddf97886e29f3d5a3ae#listing",
  "url": "https://staging.propertysimple.ai/listing/20-sentinel-place-massapequa-ny-11758-88eb8b924ac24ddf97886e29f3d5a3ae",
  "name": "20 Sentinel Place, Massapequa, NY 11758",
  "description": "Here is the corner property that you have been looking for. This beautiful wideline hi-ranch features 4 bedrooms, 2 full baths, one bathroom connected to master bedroom, living room with 2 skylights, dining room, kitchen with skylight, very large den, laundry room, 1 car garage, inground sprinklers, fenced property, security cameras front and back, sliding doors to a patio-perfect for entertaining. Nice curb appeal. Near major highways, Long Island Railroad, Restaurants and shopping centers. Can be converted to mother daughter with proper permits. House is being sold \"AS IS\".",
  "image": [
    "http://lh.rdcpix.com/813ce898c81987f6d7f9c7e5d3a9a6e8l-f2427809522r.jpg"
  ],
  "primaryImageOfPage": {
    "@type": "ImageObject",
    "url": "http://lh.rdcpix.com/813ce898c81987f6d7f9c7e5d3a9a6e8l-f2427809522r.jpg",
    "caption": "20 Sentinel Place - Massapequa, NY"
  },
  "datePosted": "2026-10-15",
  "dateModified": "2026-10-28T09:22:47.204Z",
  "mainEntity": {
    "@type": "Accommodation",
    "@id": "https://staging.propertysimple.ai/listing/20-sentinel-place-massapequa-ny-11758-88eb8b924ac24ddf97886e29f3d5a3ae#property",
    "name": "20 Sentinel Place, Massapequa, NY 11758",
    "address": {
      "@type": "PostalAddress",
      "streetAddress": "20 Sentinel Place",
      "addressLocality": "Massapequa",
      "addressRegion": "NY",
      "postalCode": "11758",
      "addressCountry": "US"
    },
    "geo": {
      "@type": "GeoCoordinates",
      "latitude": 40.677207,
      "longitude": -73.428785
    },
    "image": [
      "http://lh.rdcpix.com/813ce898c81987f6d7f9c7e5d3a9a6e8l-f2427809522r.jpg"
    ],
    "identifier": {
      "@type": "PropertyValue",
      "propertyID": "MLS",
      "value": "1063204"
    },
    "accommodationCategory": "Single Family Residence",
    "numberOfBedrooms": 4,
    "numberOfBathroomsTotal": 2,
    "numberOfFullBathrooms": 2,
    "floorSize": {
      "@type": "QuantitativeValue",
      "value": 1695,
      "unitCode": "FTK",
      "unitText": "square feet"
    },
    "yearBuilt": 1984,
    "amenityFeature": [
      {
        "@type": "LocationFeatureSpecification",
        "name": "Heating",
        "value": "Oil"
      },
      {
        "@type": "LocationFeatureSpecification",
        "name": "Appliances",
        "value": "Range, Refrigerator"
      },
      {
        "@type": "LocationFeatureSpecification",
        "name": "Flooring",
        "value": "Hardwood"
      },
      {
        "@type": "LocationFeatureSpecification",
        "name": "Construction Materials",
        "value": "Aluminum Siding"
      },
      {
        "@type": "LocationFeatureSpecification",
        "name": "Parking Features",
        "value": "Driveway"
      },
      {
        "@type": "LocationFeatureSpecification",
        "name": "Hardwood Floors",
        "value": true
      }
    ],
    "additionalProperty": [
      {
        "@type": "PropertyValue",
        "name": "Lot Size",
        "value": "0.17 acres"
      },
      {
        "@type": "PropertyValue",
        "name": "Stories",
        "value": 2
      },
      {
        "@type": "PropertyValue",
        "name": "Parking Spaces",
        "value": 2
      },
      {
        "@type": "PropertyValue",
        "name": "Garage Spaces",
        "value": 1
      },
      {
        "@type": "PropertyValue",
        "name": "Property Subtype",
        "value": "Single Family Residence"
      }
    ]
  },
  "offers": {
    "@type": "Offer",
    "@id": "https://staging.propertysimple.ai/listing/20-sentinel-place-massapequa-ny-11758-88eb8b924ac24ddf97886e29f3d5a3ae#offer",
    "url": "https://staging.propertysimple.ai/listing/20-sentinel-place-massapequa-ny-11758-88eb8b924ac24ddf97886e29f3d5a3ae",
    "price": 699000,
    "priceCurrency": "USD",
    "businessFunction": "http://purl.org/goodrelations/v1#Sell",
    "availability": "https://schema.org/InStock",
    "seller": {
      "@id": "https://staging.propertysimple.ai/listing/20-sentinel-place-massapequa-ny-11758-88eb8b924ac24ddf97886e29f3d5a3ae#agent"
    }
  },
  "provider": {
    "@type": "Person",
    "@id": "https://staging.propertysimple.ai/listing/20-sentinel-place-massapequa-ny-11758-88eb8b924ac24ddf97886e29f3d5a3ae#agent",
    "name": "Martha Marcellus",
    "worksFor": {
      "@type": "Organization",
      "@id": "https://staging.propertysimple.ai/listing/20-sentinel-place-massapequa-ny-11758-88eb8b924ac24ddf97886e29f3d5a3ae#brokerage",
      "name": "Coldwell Banker Easton Properties",
      "telephone": "631-586-6700"
    }
  }
}
```