Treasure Island Homes for Sale

Welcome to Treasure Island, an enchanting subdivision nestled in the heart of Slidell, Louisiana, within St. Tammany Parish. This charming community offers a unique blend of tranquility and modern living, making it an ideal choice for families, retirees, and anyone seeking a peaceful retreat just minutes from the vibrant city life.

Treasure Island is known for its picturesque landscapes, complete with serene waterways and lush greenery, creating an inviting atmosphere that beckons you to unwind and enjoy the natural beauty surrounding you. The subdivision features a variety of homes for sale, each with its own distinct character and charm. From spacious single-family residences to cozy cottages, there’s something to suit every taste and lifestyle.

Residents of Treasure Island enjoy a tight-knit community feel, with friendly neighbors and a welcoming spirit that makes it easy to forge lasting connections. The area boasts a range of amenities, including nearby parks, recreational facilities, and access to local shops and dining options, ensuring that you have everything you need right at your fingertips.

With homes available in this desirable subdivision, now is the perfect time to explore the possibilities that Treasure Island has to offer. Whether you’re looking for a family home with ample space for entertaining or a quaint getaway to enjoy the serene surroundings, you’ll find it here in this hidden gem of Slidell. Discover your dream home in Treasure Island today and experience the perfect blend of comfort, community, and convenience!

Newest Treasure Island Homes for Sale

$695,000

3 Beds ⋅ 3 Baths ⋅ 2543428 MLS

On the shores of Lake Pontchartrain sits this stunning home with 100 ft of waterfront directly on the lake and an additional 100ft on the bayou. You will be able to enjoy upscale living combined with a lifestyle of fishing and other recreational water sports and lots of entertaining. From the wraparound porch you will experience a constant breeze, panoramic water views and breathtaking sunsets. Home is solidly built with cement columns under the house, cypress wood siding, 8x8 columns on the porches, stormguard protection under the metal roof and storm shutters. 8,000 sq feet under beam includes garage and tons of storage. The inside was renovated with timeless decor. Beautiful antique reclaimed pine floors throughout. Kitchen is well appointed with 6 burner Viking range, stainless appliances and an additional prep sink. Custom cabinetry in the kitchen, living room and office. Large primary bedroom with magnificent views and 2 walk-in closets. 5 boat slips on the bayou side of the property.

35 N Treasure Isle Rd, Slidell

$699,000

4 Beds ⋅ 4 Baths ⋅ 2523237 MLS

Set on approximately 1.25 acres along a private street, this magnificent waterfront home offers a rare combination of architectural charm, modern convenience, and everyday livability. A thoughtful floor plan spans three levels, anchored by open living and dining spaces framed by panoramic lake views. Two primary suites with spa-inspired baths and walk-in closets provide privacy and comfort, while additional bedrooms, a dedicated sunroom/office, and a third-floor cinema room accommodate every lifestyle need. High ceilings, crown molding, hardwood floors, and walls of windows create an atmosphere of light and sophistication while an elevator ensures effortless movement between levels. Outdoor living takes center stage - an expansive front porch invites you into the home while a screened porch facing Lake Pontchartrain provides easy access to the pool, pier and grounds. Two balconies one floor above offer similar views from either side of the house and are only topped by the comprehensive views from the rooftop widow's walk. You'll be spoiled for choice when it comes time to enjoy stunning western sunsets over Lake Pontchartrain. Waterfront amenities include a private pier with fishing light, two boat ramps, covered boat/car parking, and an above-ground pool surrounded by lush landscaping. On the ground level, the covered carport area offers not only parking for multiple vehicles and boats but also a half bathroom and two storage rooms — perfect for stowing fishing gear, boating equipment, or poolside essentials. Whether as a full-time residence or weekend retreat, 21 N Treasure Isle is designed for those who seek luxury, comfort, and the unmatched lifestyle of living on the water.

21 N Treasure Isle Rd, Slidell

Start Your Search

Participants, subscribers, and all users acknowledge that the information contained in the Multiple Listings Service is owned by the New Orleans Metropolitan Association of REALTORS®, Inc. and no user may, nor may they authorize or allow anyone to, download the active listings, sold listing data, or other information contained in the MLS for the recommercialization (resale) or for any purpose not authorized in writing by the New Orleans Metropolitan Association of REALTORS®, Inc. or the Gulf South Real Estate Information Network, Inc. Copyright 2026, New Orleans Metropolitan Association of REALTORS®, Inc. All rights reserved. Information deemed reliable, but not verified or guaranteed. Users are responsible for checking the accuracy, completeness, currency, and status of all information. The sharing of MLS database, or any portion thereof, with any unauthorized third party is strictly prohibited. Information contained on this site is believed to be reliable; yet, users of this web site are responsible for checking the accuracy, completeness, currency, or suitability of all information. Neither the New Orleans Metropolitan Association of REALTORS®, Inc. nor the Gulf South Real Estate Information Network, Inc. makes any representation, guarantees, or warranties as to the accuracy, completeness, currency, or suitability of the information provided. They specifically disclaim any and all liability for all claims or damages that may result from providing information to be used on the web site, or the information which it contains, including any web sites maintained by third parties, which may be linked to this web site. The information being provided is for the consumer’s personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties which consumers may be interested in purchasing. The user of this site is granted permission to copy a reasonable and limited number of copies to be used in satisfying the purposes identified in the preceding sentence. By using this site, you signify your agreement with and acceptance of these terms and conditions. If you do not accept this policy, you may not use this site in any way. Your continued use of this site, and/or its affiliates’ sites, following the posting of changes to these terms will mean you accept those changes, regardless of whether you are provided with additional notice of such changes. Listing data provided by GSREIN. Listing data is deemed accurate but not guaranteed. Other Broker's Listing.