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45 S Penataquit Avenue, 
Bay Shore, NY 11706

$2,200,000


10

Beds


7

Baths


8,783

Sq Ft


Single Family

Active

Listed by

Matthew B. Arnold

Netter Real Estate Inc

Last updated:

September 2, 2026, 11:05 AM

MLS#

1037620

Source:

OneKey MLS

About This Home

45 S Penataquit Avenue

Step back in time and experience the grandeur of this extraordinary 1850 Victorian estate, a truly one-of-a-kind residence where timeless architecture, remarkable scale, and old-world craftsmanship create something rarely found today. Set on 1.64 breathtaking, park-like acres, this magnificent property offers exceptional privacy, an inground pool, and endless possibilities. From the moment you enter, soaring ceilings, intricate crown moldings, beautiful hardwood floors, and exquisite period details capture the elegance and charm of a bygone era. Three expansive floors of living space feature a magnificent living room, grand banquet-sized formal dining room, large eat-in kitchen, and an inviting den with fireplace. The main residence offers an impressive ten bedrooms, seven full baths, and a full basement, providing extraordinary space and versatility. The estate also features a separate back house offering four additional bedrooms, two full baths, and a two-car garage, adding another remarkable dimension to this unique property. Rich in history and overflowing with character, this exceptional Victorian estate presents a rare opportunity to restore, reimagine, and create something truly spectacular. From its grand interior spaces to its sprawling grounds and resort-style pool, this is more than a home. It is a piece of history waiting for its next chapter. Make this extraordinary one-of-a-kind estate yours.

Home Facts

Single Family

7 Baths

10 Bedrooms

Built in 1850

Price Summary

2,200,000

$250 per Sq. Ft.

MLS #:

1037620

Last Updated:

September 2, 2026, 11:05 AM

Added:

23 day(s) ago


Rooms & Interior

Bedrooms

Total Bedrooms:

10

Bathrooms

Total Bathrooms:

7

Full Bathrooms:

7

Interior

Living Area:

8,783 Sq. Ft.


Structure

Structure

Architectural Style:

Victorian

Building Area:

12,900 Sq. Ft.

Year Built:

1850


Lot

Lot Size (Sq. Ft):

71,438


Finances & Disclosures

Finances

Price:

$2,200,000

Price per Sq. Ft:

$250 per Sq. Ft.

Source:OneKey MLS
Copyright 2026 OneKey MLS. All rights reserved. Listings courtesy of OneKey MLS as distributed by MLS GRID . OneKey MLS provides content displayed here (“provided content”) on an “as is” basis and makes no representations or warranties regarding the provided content, including, but not limited to those of non-infringement, timeliness, accuracy, or completeness. Individuals and companies using information presented are responsible for verification and validation of information they utilize and present to their customers and clients. OneKey MLS will not be liable for any damage or loss resulting from use of the provided content or the products available through Portals, IDX, VOW, and/or Syndication. Recipients of this information shall not resell, redistribute, reproduce, modify, or otherwise copy any portion thereof without the expressed written consent of OneKey MLS.

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.