Welcome to 71 Penn Street, a beautifully renovated, move-in-ready Colonial in the heart of Lake Grove. This spacious home features 6 bedrooms and 4 full bathrooms, offering a flexible floor plan with generous living space to accommodate today’s lifestyle. The updated interior showcases modern finishes, an open and inviting layout, oversized bedrooms, and abundant natural light throughout. The finished lower level with a separate outside entrance provides additional versatile living space. Outside, enjoy a spacious driveway, private backyard, and beautifully maintained grounds. Conveniently located just minutes from Smith Haven Mall, Stony Brook University and Hospital, Costco, Whole Foods, Trader Joe’s, Target, parks, restaurants, major roadways including the Long Island Expressway, Route 347, Nicolls Road, and nearby LIRR stations. A wonderful opportunity to own a turnkey home in a highly desirable location. All information is deemed reliable but not guaranteed. Buyers and buyers’ agents are encouraged to independently verify all information and conduct their own due diligence.
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Zillow last checked:
Listing updated:
Listed by:
Real Broker NY LLC518-730-4228,
Alexus Beck631-885-3529,
Wendy Rodriguez631-398-1803,
Real Broker NY LLC
Source: OneKey® MLS as distributed by MLS GRID,MLS#: 1026021
Facts & features
Interior
Bedrooms & bathrooms
Bedrooms: 6
Bathrooms: 3
Full bathrooms: 3
Heating
Forced Air
Cooling
Central Air
Appliances
Included: Oven, Refrigerator, Washer
Laundry: Washer/Dryer Hookup
Features
First Floor Bedroom, First Floor Full Bath, High Ceilings, Kitchen Island, Open Kitchen, Primary Bathroom, Storage, Walk-In Closet(s)
Property subtype: Single Family Residence, Residential
Materials
Frame, Vinyl Siding
Condition
Year built: 1952
Utilities & green energy
Sewer: Cesspool
Water: Public
Utilities for property: Electricity Available, See Remarks
Community & HOA
HOA
Has HOA: No
Location
Region: Lake Grove
Financial & listing details
Price per square foot: $329/sqft
Tax assessed value: $4,000
Annual tax amount: $15,071
Date on market: 7/17/2026
Cumulative days on market: 101 days
Listing agreement: Exclusive Right To Sell
Electric utility on property: Yes
Estimated market value
Zestimate®
Not available
Estimated sales range
Not available
Rent Zestimate®
Not available
Price history
Date
Event
Price
7/17/2026
Listed for sale
$799,999-3%$329/sqft
Source: OneKey® MLS as distributed by MLS GRID #1026021Report a problem
7/1/2026
Listing removed
$825,000$339/sqft
Source: OneKey® MLS as distributed by MLS GRID #1019159Report a problem
6/26/2026
Listed for sale
$825,000-2.9%$339/sqft
Source: OneKey® MLS as distributed by MLS GRID #1019159Report a problem
6/22/2026
Listing removed
$850,000$349/sqft
Source: OneKey® MLS as distributed by MLS GRID #976150Report a problem
5/31/2026
Price change
$850,000-2.9%$349/sqft
Source: OneKey® MLS as distributed by MLS GRID #976150Report a problem
3/25/2026
Listed for sale
$875,000+6.1%$359/sqft
Source: OneKey® MLS as distributed by MLS GRID #976150Report a problem
9/25/2025
Listing removed
$825,000$339/sqft
Source: OneKey® MLS as distributed by MLS GRID #912627Report a problem
9/13/2025
Listed for sale
$825,000+10%$339/sqft
Source: OneKey® MLS as distributed by MLS GRID #912627Report a problem
9/26/2023
Sold
$750,000-2.6%$308/sqft
Source: OneKey® MLS as distributed by MLS GRID #L3468382Report a problem
5/10/2023
Pending sale
$769,900$316/sqft
Source: OneKey® MLS as distributed by MLS GRID #3468382Report a problem
4/1/2023
Listed for sale
$769,900-1.2%$316/sqft
Source: OneKey® MLS as distributed by MLS GRID #3468382Report a problem
3/31/2023
Listing removed
--
Source: OneKey® MLS as distributed by MLS GRID #3448986Report a problem
2/24/2023
Price change
$779,000-2.5%$320/sqft
Source: OneKey® MLS as distributed by MLS GRID #3448986Report a problem
1/11/2023
Price change
$799,000-2%$328/sqft
Source: OneKey® MLS as distributed by MLS GRID #3448986Report a problem
12/20/2022
Listed for sale
$815,000$335/sqft
Source: OneKey® MLS as distributed by MLS GRID #3448986Report a problem
Hide
Public tax history
Tax history is unavailable.
Monthly payment
Estimated monthly payment$1,822
Principal & interest
$1,547
Mortgage insurance
$0
Property taxes
$170
Home insurance
$105
HOA fees
$0
Utilities
Not included
All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
See how much you could borrow to make a competitive offer.
Source: OneKey® MLS as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.