
$299,916
$209/sq. ft.3717 Maritime Avenue
Lot 385 · Cosmos plan
- 3 bd
- 2 ba
- 1,436 sq ft
- 1 car
8 photos
3701 Maritime Avenue is a 3-bed, 2-bath home of about 1,436 square feet at Seagrove in Port St. Lucie, Florida, built by Lennar on the Cosmos floor plan. It is listed at $299,916, about $209 per square foot, with a 1-car garage across one story. Available Move-in ready.
The Cosmos at 3701 Maritime Avenue is a new-construction single-story home by Lennar in the Seagrove community in Port St. Lucie, FL 34946. This residence offers 3 bedrooms, 2 bathrooms and 1,436 square feet of living space on lot 382.
Inside, the Cosmos design features an open kitchen and living area with a kitchen island, along with a covered patio extending the living space outdoors. The owner's suite includes a walk-in closet, and the single-story layout places all 3 bedrooms and 2 bathrooms on one level. A garage provides covered parking.
Seagrove is a new-home community in Port St. Lucie, St. Lucie County, on Florida's Treasure Coast. Homes in the community carry the Lennar name, one of the nation's largest builders, and this address sits on Maritime Avenue within ZIP code 34946.
Price
4th of 13
The 4th most affordable of the 13 priced available homes at Seagrove.
Size
9th of 13
The 9th largest of the available homes here, at 1,436 sq. ft.
Price per sq. ft.
$209
Homes at Seagrove currently run $154–$217 per square foot.
vs. the Cosmos plan
−$74
Below the Cosmos plan's published starting price of $299,990, which covers the base home before lot and options.
Pick a time that works for you. We'll confirm the home is still available before you make the trip.
As of the last sync with Lennar, 3701 Maritime Avenue is move-in ready. Inventory homes sell quickly — ask us to confirm before you plan a visit.
$299,916 is the builder's price for this home as it is being built, on lot 382. It does not include closing costs, HOA or CDD dues, or any option not already installed. Ask for the written feature list before you make an offer.
The Cosmos at 3701 Maritime Avenue in Port St. Lucie has 3 bedrooms and 2 bathrooms. All of this space sits within a 1,436-square-foot, single-story layout, and the owner's suite includes a walk-in closet.
The Cosmos at 3701 Maritime Avenue offers 1,436 square feet of living space on a single story. The home includes 3 bedrooms, 2 bathrooms, an open kitchen and living area with a kitchen island, and a covered patio.
Lennar builds the Cosmos, the plan at 3701 Maritime Avenue in the Seagrove community. This single-story design has 3 bedrooms, 2 bathrooms and 1,436 square feet, located in St. Lucie County, Florida.
3701 Maritime Avenue is in Seagrove, a new-construction community in Port St. Lucie, FL 34946, in St. Lucie County. The address is a single-story Cosmos residence by Lennar with 3 bedrooms and 2 bathrooms.
Other addresses selling here right now, closest match first.

$299,916
$209/sq. ft.Lot 385 · Cosmos plan

$275,490
$211/sq. ft.Lot 383 · Larkspur plan

$281,065
$215/sq. ft.Lot 186 · Larkspur plan

$284,010
$217/sq. ft.Lot 185 · Larkspur plan

$366,671
$174/sq. ft.Lot 479 · Franklin plan

$375,580
$178/sq. ft.Lot 641 · Franklin plan
Every home here is built from one of these designs. Pick a plan to see its layout, diagram and full specification.