# 149 Southaven Avenue, Mastic, NY 11950 > **TL;DR:** 3bd/1ba single family, $389,000 ($370/sqft), built 1974, 1,050 sqft. Est. $2,080/mo. Listed 59 days. ## Property at a Glance | Attribute | Value | |-----------|-------| | Price | $389,000 | | Price/sqft | $370 | | Bedrooms | 3 | | Bathrooms | 1 full | | Square Feet | 1,050 | | Year Built | 1974 | | Lot Size | 3,920 sqft (0.09 acres) | | Stories | 1 | | Property Type | Single Family (Single Family Residence) | | Status | Pending | | Days on Market | 59 | ## Estimated Monthly Costs | Category | Amount | |----------|--------| | Principal & Interest (20% down, 30-year at 6.5%) | $1,967 | | Estimated Insurance | $113 | | **Total** | **$2,080** | ## Nearby Schools - **Elementary:** Moriches Elementary School - **Middle:** William Floyd Middle School - **High:** William Floyd High School ## Property Highlights - Built in 1974 - 0.09 acre lot - 4 parking spaces ## Description ### Agent Description Welcome To This Charming 3 Bedroom Ranch Nestled On A Quiet Street Offering The Perfect Blend Of Comfort And Privacy. Surrounded By Lush Shrubbery, This Home Ensures A Tranquil And Secluded Living Experience. Inside You'll Find A Spacious Living Area That Is Open To The Dining Area And Anchored By The Eat In Kitchen. There Is A New (2025) Oil Burner, And Andersen Windows Throughout. The Exterior Boasts A Double Wide Driveway, Ensuring Ample Parking. Additionally, There Is An Attached Storage Shed For Your Convenience, Plus An Additional Shed To Accommodate All Your Storage Needs. This Home Offers Cozy Charm Within A Peaceful And Private Setting. Don't Miss This Opportunity To Make This House Your New Home! ## Location - **Address:** 149 Southaven Avenue, Mastic, NY 11950 - **County:** Suffolk County - **Coordinates:** 40.798376, -72.841387 - **Google Maps:** https://www.google.com/maps?q=40.798376,-72.841387 ## Listing Agent - **Name:** Katherine Caruso - **Brokerage:** Signature Premier Properties - **Broker Phone:** (631) 673-3700 - **Listing URL:** [View original listing](https://www.realtor.com/realestateandhomes-detail/149-Southaven-Ave_Mastic_NY_11950_M41173-24675?f=listhub&s=MLSLINY&m=1046207&c=propsimple) ## Photos ![149 Southaven Avenue - Photo 1](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f310014554r.jpg) ![149 Southaven Avenue - Photo 2](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f1431571284r.jpg) ![149 Southaven Avenue - Photo 3](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f675972678r.jpg) ![149 Southaven Avenue - Photo 4](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f1083666243r.jpg) ![149 Southaven Avenue - Photo 5](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f296343523r.jpg) ![149 Southaven Avenue - Photo 6](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f1939641805r.jpg) ![149 Southaven Avenue - Photo 7](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f1183576002r.jpg) ![149 Southaven Avenue - Photo 8](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f4108192560r.jpg) ![149 Southaven Avenue - Photo 9](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f376657092r.jpg) ![149 Southaven Avenue - Photo 10](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f1646360062r.jpg) ![149 Southaven Avenue - Photo 11](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f4032566287r.jpg) ![149 Southaven Avenue - Photo 12](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f3908380234r.jpg) ![149 Southaven Avenue - Photo 13](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f2952801243r.jpg) ![149 Southaven Avenue - Photo 14](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f3187861443r.jpg) ![149 Southaven Avenue - Photo 15](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f2847515577r.jpg) ![149 Southaven Avenue - Photo 16](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f292960830r.jpg) ![149 Southaven Avenue - Photo 17](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f2692546398r.jpg) ![149 Southaven Avenue - Photo 18](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f4165434765r.jpg) ![149 Southaven Avenue - Photo 19](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f4107226292r.jpg) ![149 Southaven Avenue - Photo 20](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f1931433168r.jpg) ![149 Southaven Avenue - Photo 21](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f2296212537r.jpg) ![149 Southaven Avenue - Photo 22](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f3118219287r.jpg) ![149 Southaven Avenue - Photo 23](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f1224250634r.jpg) ![149 Southaven Avenue - Photo 24](http://lh.rdcpix.com/d9e34010d9400f38896130760f872e21l-f3862012653r.jpg) --- **MLS#:** 1046207 | **Updated:** 2026-10-23 **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://www.propertysimple.ai/listing/149-southaven-avenue-mastic-ny-11950-b42d439da30d47e2b63871bacf56f3d4) --- ## Structured Data ```json { "@context": "https://schema.org", "@type": "RealEstateListing", "@id": "https://www.propertysimple.ai/listing/149-southaven-avenue-mastic-ny-11950-b42d439da30d47e2b63871bacf56f3d4#listing", "url": "https://www.propertysimple.ai/listing/149-southaven-avenue-mastic-ny-11950-b42d439da30d47e2b63871bacf56f3d4", "name": "149 Southaven Avenue, Mastic, NY 11950", "description": "Welcome To This Charming 3 Bedroom Ranch Nestled On A Quiet Street Offering The Perfect Blend Of Comfort And Privacy. Surrounded By Lush Shrubbery, This Home Ensures A Tranquil And Secluded Living Experience. 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