378 Mac Arthur BoulevardHauppauge, NY 11788Price: $689,000

  • Price: $689,000
  • Est. Mortgage of $/month
  • 112 Days on Market
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Federal 30-year interest rate: 6.36% last updated on May 14, 2026
* All Figures are estimates. Check with your bank or proposed mortgage company for actual interest rates.
This product uses the FRED® API but is not endorsed or certified by the Federal Reserve Bank of St. Louis.
  • $689,000List Price
  • 4Bedrooms
  • 3Bathrooms
  • 0.62Acreage
  • 1,932Square Feet

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HAUPPAUGE - Spacious Expanded Cape on Over Half an Acre Welcome to your new home! This warm and inviting expanded cape offers 4 bedrooms, 3 full baths, and sits beautifully on a .62-acre flat, usable lot in the heart of Hauppauge. Step into the cozy living room, featuring a wood-burning fireplace perfect for relaxing evenings. The enormous den with vaulted ceilings creates an airy, open atmosphere ideal for entertaining or gatherings. The master bedroom suite provides a peaceful retreat, while the second floor features two generously sized bedrooms and a full bath-perfect for guests or members. You'll love the abundance of closet space throughout this home. The finished basement offers four spacious rooms with a separate outside entrance-ideal for a home office, gym, recreation area, or guest quarters. Enjoy the outdoors on your large, level property, complete with a circle driveway offering plenty of off-street parking, plus a detached 2-car garage. This home truly has it all-space, comfort, and endless possibilities both inside and out.

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Listed by John Cornell of HomeSmart Dynamic Realty (631-291-6290)

Listings courtesy of OneKey® MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of May 20, 2026 11:51 AM EDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. IDX information is provided exclusively for consumers’ personal noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. The use of the MLS GRID Data may be subject to an end user license agreement.

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