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20 Richmond BoulevardLake Grove, NY 11755

For Sale

$790,000

Smart Buyer Rebate $7,250

Welcome to this spacious 5-bedroom, 2-bath Colonial offering a versatile layout and room for everyone! Designed with entertaining in mind, the open floor plan features a formal living room & den that flows seamlessly into the light and bright kitchen, complete with vaulted ceilings and sliders leading to the backyard. The main level offers the convenience of two bedrooms and a full bath, providing flexible living options for guests, or a home office. Upstairs, you'll find three additional generously sized bedrooms, an updated hall bath, and a spacious primary bedroom retreat featuring a large walk-in closet with ample storage. Adding even more value, the legal loft apartment provides excellent space for extended family or additional living flexibility. Outside, the expansive driveway easily accommodates six vehicles, while the patio offers the perfect setting for outdoor dining, entertaining, and summer gatherings. With its spacious layout, flexible living arrangements, and great indoor-outdoor flow, this home is ready for its next chapter. Don't miss the opportunity to make it yours—schedule your private showing today!

Listed by Lynn D. Witz

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Howard Hanna Coach

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631-499-1000

Last updated July 29, 2026

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Source: OneKey #1015820

Listing Facts

  • TypeSingle-family
  • NeighborhoodLake Ronkonkoma
  • Bedrooms5
  • Bathrooms2
  • Days on Prevu42
  • Taxes$15,195.14/year
  • Size3,163 sqft
  • Price per sqft$250

Amenities

  • Dishwasher
  • Washer/Dryer
  • Air Conditioning
  • Parking

Location

Mortgage Calculator

Listing History

07/30/2026
Price Decreased
$790,000
06/19/2026
Listed by Howard Hanna Coach
$860,000

Property Details for 20 Richmond Boulevard

Exterior

Construction

  • Year Built: 1960
  • Architectural Style: Colonial
  • Construction Materials: Frame

Measurements

  • Building Area Total: 3,163
  • Building Area Units: Square Feet
  • Lot Size Acres: 0.52
  • Lot Size Square Feet: 22,651

Financial

Taxes

  • Parcel Number: 0200-533-00-04-00-026-000
  • Tax Annual Amount: $15,195.14
  • Tax Assessed Value: $3,250.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Dishwasher, Dryer, Freezer, Oven, Refrigerator, Washer
  • Fireplaces Total: 1
  • Interior Features: First Floor Bedroom, First Floor Full Bath, Eat-in Kitchen, In-Law Floorplan, Natural Woodwork, Open Floorplan, Open Kitchen

Measurements

  • Living Area: 3,163
  • Living Area Source: Measured

Rooms

  • Basement: Partial, Unfinished
  • Has Basement: Yes
  • Bathrooms Full: 2
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 5
  • Rooms Total: 11

Parking

Parking

  • Parking Features: Driveway
  • Parking Total: 6

Schools

Elementary School

  • Elementary School: Oxhead Road School
  • Elementary School District: Middle Country

High School

  • High School: Centereach High School
  • High School District: Middle Country

Middle or Junior School

  • Middle Or Junior School: Dawnwood Middle School
  • Middle Or Junior School District: Middle Country

Utilities

Equipment

  • Cooling: Central Air
  • Heating: Baseboard
  • Sewer: Cesspool
  • Utilities: Cable Connected, Electricity Connected, Water Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 5 bedrooms and 2 bathrooms in this single-family home at 20 Richmond Boulevard.

What schools are nearby to 20 Richmond Boulevard?

Nearby schools include the Oxhead Road School Elementary School, Dawnwood Middle School, and Centereach High School.

Does this single-family home have parking?

Yes, there are 6 parking spaces available for 20 Richmond Boulevard.

What are the annual taxes for 20 Richmond Boulevard?

Annual taxes for this single-family home are estimated at $15,195.

How does 20 Richmond Boulevard compare to other single-family homes in Lake Ronkonkoma?

This single-family home is listed 5% below the average price for single-family homes in Lake Ronkonkoma and has been on the market for 6 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 3,163 sqft.

20 Richmond Boulevard is a 5-bedroom, 2-bath single-family home for sale in Lake Grove NY 11755. Available on Prevu for 42 days at $790,000. This includes a recent price decrease of $70,000. This home features 3,163 square feet of living space, located in Lake Ronkonkoma. The median listing price for single-family homes in this area is $714,495. Nearby schools include Oxhead Road School Elementary School, Dawnwood Middle School, and Centereach High School. Additional amenities include dishwasher, air conditioning, parking, and washer/dryer. Browse more single-family home listings in Suffolk County.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. 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. Information Copyright 2026, OneKey™ MLS. All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.