
$275,490
$211/sq. ft.3705 Maritime Avenue
Lot 383 · Larkspur plan
- 2 bd
- 2 ba
- 1,308 sq ft
- 1 car

LennarSingle-Family HomesNow Selling
Seagrove is a new-construction community in Port St. Lucie, Florida, built by Lennar. It offers ten floor plans — nine other plans (Larkspur, Hibiscus, Cosmos, Hartford, Providence, Teller, Hubble, Pauling and Bartik) and one single-family home (Franklin) — ranging from about 1,308 to 2,919 square feet of air-conditioned space.
Specific homes with an address and lot, each with its own page. Prices are for that home as built and change often — confirm with the sales team before you visit.

$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

$299,916
$209/sq. ft.Lot 382 · Cosmos plan

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

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

$375,580
$178/sq. ft.Lot 641 · Franklin plan

$386,398
$163/sq. ft.Lot 489 · Hubble plan

$389,299
$163/sq. ft.Lot 166 · Pauling plan

$416,529
$174/sq. ft.Lot 495 · Pauling plan

$418,264
$162/sq. ft.Lot 486 · Providence plan

$444,675
$172/sq. ft.Lot 167 · Providence plan

$449,337
$154/sq. ft.Lot 487 · Teller plan
Every model page carries the full specification, diagram and photos. Pricing is a starting point and varies by home.

1,308 Sq. Ft.·2 Beds·2 Baths·1 Car Garage·1 Story
The Larkspur is a 2-bedroom, 2-bathroom single-story floor plan by Lennar at Seagrove in Port St. Lucie, St. Lucie County, Florida. Each Larkspur residence spans 1,308 square feet on one level, with a garage and a covered patio extending the living space outdoors. Inside, the Larkspur's open living and dining area forms the center of the layout, connected to a kitchen with an island. The owner's suite includes a private bath, and the plan also includes a dedicated laundry room. With both bedrooms and both bathrooms on a single floor, the design keeps every part of the 1,308-square-foot layout on one level. The covered patio off the main living space offers an outdoor spot that flows from the open living and dining area, a standard feature of every Larkspur at Seagrove. Seagrove is a new-construction community in Port St. Lucie, FL, in St. Lucie County on Florida's Treasure Coast. Buyers searching for new homes in Port St. Lucie can compare the Larkspur with other Lennar floor plans offered in the community.
View the Larkspur model
1,308 Sq. Ft.·2 Beds·2 Baths·1 Car Garage·1 Story
The Hibiscus is a 2-bedroom, 2-bathroom single-story floor plan with 1,308 square feet of living space, a 1-car garage and a covered outdoor patio, built by Lennar at Seagrove in Port St. Lucie, FL. This new-construction home in St. Lucie County keeps all living space on one level, with no stairs to navigate between rooms. Inside the Hibiscus, the open kitchen with island sits at the center of the layout, flanked by a dining area on one side and a great room with living area on the other. The great room opens to the covered outdoor patio, extending everyday living space outside. The owner's suite includes a walk-in shower in the owner's bath. Homes at Seagrove in Port St. Lucie place the Hibiscus design in a new-construction community along Florida's Treasure Coast. Lennar builds the Hibiscus floor plan with a single-story layout and 1-car garage, a design suited to buyers seeking a 2-bedroom, 2-bath residence of about 1,308 square feet in St. Lucie County.
View the Hibiscus model
1,436 Sq. Ft.·3 Beds·2 Baths·1 Car Garage·1 Story
The Cosmos is a single-story new-construction home by Lennar at Seagrove in Port St. Lucie, St. Lucie County, Florida. This plan provides 3 bedrooms, 2 bathrooms and 1,436 square feet of living space, with a garage included. Buyers searching for new homes in Port St. Lucie, FL will find the Cosmos among Lennar's offerings at this community. Inside, the Cosmos follows a single-story layout that keeps every room on one level. The kitchen and living area flow together in an open arrangement, and the kitchen includes an island that adds counter space and storage. From the main living area, the design connects to a covered patio that extends the living space outdoors. The owner's suite serves as a private retreat at the rear of the home. It includes a walk-in closet along with its own bathroom, separating the suite from the two additional bedrooms in the plan. Seagrove is a Lennar community located in Port St. Lucie, a city in St. Lucie County on Florida's Treasure Coast. The Cosmos, at 1,436 square feet with 3 bedrooms and 2 bathrooms, is one of the floor plans offered there.
View the Cosmos model
1,937 Sq. Ft.·4 Beds·2 Baths·2 Car Garage·1 Story
The Hartford is a single-story new-construction floor plan by Lennar at Seagrove in Port St. Lucie, Florida. Homes on this plan offer 4 bedrooms, 2 bathrooms, 1,937 square feet, and a two-car garage, all on one level in St. Lucie County. Inside, the Hartford's 1,937 square feet are arranged around an open kitchen, dining, and great room area at the center of the home. The kitchen includes an island, and the living space connects to a covered rear patio. A dedicated laundry room sits within the single-story layout. The owner's suite includes a private bath and a walk-in closet. Three additional bedrooms share a hall bathroom with a tub/shower combo, giving the Hartford four bedrooms and two full bathrooms in total. Every Hartford residence at Seagrove includes a two-car garage and a covered rear patio. For buyers searching new homes in Port St. Lucie, FL, this Lennar plan pairs one-level living with an open great room design in St. Lucie County.
View the Hartford model
2,583 Sq. Ft.·4 Beds·2.5 Baths·2 Car Garage·2 Stories
The Providence is a two-story new-construction floor plan by Lennar at Seagrove in Port St. Lucie, FL. This residence offers 4 bedrooms, 2.5 bathrooms, a two-car garage, and 2,583 square feet of living space, making it one of the larger new homes in Port St. Lucie. Inside the Providence, the main level is built around an open kitchen, dining, and great room, giving the first floor a connected feel for everyday living and entertaining. A first-floor powder room sits nearby, so guests do not need to go upstairs. A covered front porch marks the entry to the home. All 4 bedrooms are located on the second floor of the Providence, where the laundry room is also positioned to make putting away linens and clothing simple. The owner's suite is upstairs as well, and a hall bathroom with a tub serves the remaining bedrooms. The Providence is part of Seagrove, a new-construction community by Lennar in Port St. Lucie, St. Lucie County, Florida. Buyers searching for new construction homes in Port St. Lucie, FL can compare this two-story design with other Lennar floor plans on our site.
View the Providence model
2,919 Sq. Ft.·6 Beds·4 Baths·2 Car Garage·2 Stories
The Teller is a two-story new-construction home by Lennar with six bedrooms, four bathrooms and a two-car garage, offering 2,919 square feet of living space at Seagrove in Port St. Lucie, FL. This six-bedroom, four-bath design is one of the larger floor plans available among new homes in Port St. Lucie. Inside the Teller, the main living areas sit on the first floor. The kitchen includes a center island and opens to the family room, with a dining area nearby that leads out to a covered porch. The owner's suite occupies a rear corner of the first floor and includes its own bathroom and a walk-in closet. The second floor adds five more bedrooms plus a loft, giving the Teller six bedrooms and four bathrooms in total across its 2,919 square feet. The loft provides flexible space separate from the main living areas downstairs. Seagrove is a Lennar community in Port St. Lucie, located in St. Lucie County on Florida's Treasure Coast. Homes at Seagrove are new construction, and the Teller's two-story layout with a two-car garage reflects the scale of the residences planned there.
View the Teller model
2,112 Sq. Ft.·4 Beds·2 Baths·2 Car Garage·1 Story
The Franklin is a new-construction single-family home by Lennar at Seagrove in Port St. Lucie, FL. This one-story residence offers 4 bedrooms, 2 bathrooms, 2,112 square feet of living space, and a two-car garage, making it a sizable option among new homes in Port St. Lucie, FL. Inside, the Franklin places the owner's suite on the first floor, complete with a walk-in closet. The main living area flows in an open arrangement that connects the kitchen, dining, and living spaces, and the kitchen includes an island. A laundry room adds everyday convenience. The remaining three bedrooms sit apart from the owner's suite, giving the layout separation between sleeping areas. At the rear of the home, a covered lanai extends the living space outdoors. Seagrove is the community where the Franklin is built, located in Port St. Lucie in St. Lucie County, Florida. Buyers researching new construction in St. Lucie County can compare this single-story design with other Lennar floor plans at the community.
View the Franklin model
2,370 Sq. Ft.·4 Beds·2.5 Baths·2 Car Garage·2 Stories
The Hubble is a new-construction floor plan by Lennar at the Seagrove community in Port St. Lucie, FL. This two-story residence offers 4 bedrooms, 2.5 bathrooms, a 2-car garage and 2,370 square feet of living space, making it one of the larger new homes in Port St. Lucie. Inside, the Hubble's first floor is arranged around an open-concept living area that connects the family room, dining room and kitchen, with access to a covered porch. A flex space sits beside the foyer, providing a room that can adapt to different household needs. Upstairs, the owner's suite includes an attached bathroom, and three additional bedrooms share the second story along with a loft. The Hubble is built at Seagrove, a Lennar new-construction community in Port St. Lucie, St. Lucie County, Florida. Homes in this plan carry a two-story design with a 2-car garage and 2.5 baths across 2,370 square feet. Buyers searching for new construction in Port St. Lucie can compare the Hubble with other Lennar designs at Seagrove, each with its own bedroom count, bathroom count and square footage. The Hubble's combination of 4 bedrooms, 2.5 bathrooms and a 2-car garage gives this two-story plan a footprint suited to a range of household arrangements, with the loft on the second floor adding space beyond the bedrooms.
View the Hubble model
2,391 Sq. Ft.·4 Beds·3 Baths·2 Car Garage·2 Stories
The Pauling is a new-construction floor plan by Lennar at Seagrove in Port St. Lucie, St. Lucie County, Florida. This two-story residence offers 4 bedrooms, 3 bathrooms and 2,391 square feet of living space, along with a 2-car garage. Buyers searching for new homes in Port St. Lucie, FL will find the Pauling among the designs available at Seagrove. The main level of the Pauling includes a first-floor guest bedroom with its own private full bath, giving overnight visitors a dedicated space away from the bedrooms upstairs. The heart of the home is an open-concept living and kitchen area, where a kitchen island anchors the layout. A covered porch extends the living space outdoors. Upstairs, the Pauling places three second-floor bedrooms alongside the owner's suite, which features a private bath and a walk-in closet. Laundry is located on the second floor as well, keeping the bedrooms and bath on the same level as the washer and dryer. Seagrove is a Lennar community in Port St. Lucie, a city in St. Lucie County on Florida's Treasure Coast. The Pauling's two-story design, 4-bedroom layout and attached 2-car garage make it a substantial option among the new-construction homes at this community.
View the Pauling model
1,884 Sq. Ft.·4 Beds·3 Baths·2 Car Garage·1 Story
The Bartik is a new-construction single-story home plan by Lennar at Seagrove in Port St. Lucie, FL. This design offers 4 bedrooms, 3 bathrooms and 1,884 square feet of living space, with a 2-car garage. Homes on this plan are built in St. Lucie County along Florida's Treasure Coast, giving buyers of new homes in Port St. Lucie a one-level layout with four bedrooms. Inside the Bartik, the foyer leads past two bedrooms and a hall bathroom set to the side, with a third bedroom nearby. Deeper into the plan, the kitchen opens to the dining area and the family room, keeping daily living connected in one open section of the home. Glass sliders extend the space onto a large covered patio at the rear. The owner's suite occupies a rear corner of the Bartik, set apart from the other bedrooms. It includes an attached bathroom and a walk-in closet, giving the primary bedroom its own zone within this 1,884-square-foot, single-story residence. Seagrove is the Port St. Lucie community where the Bartik is offered, with Lennar as the builder. The plan's combination of 4 bedrooms, 3 bathrooms and a 2-car garage on one story makes it a sizable option among new construction homes in Port St. Lucie, St. Lucie County, Florida.
View the Bartik modelSeagrove is a new-construction community of single-family homes by Lennar in Port St. Lucie, St. Lucie County, FL. Homes at Seagrove range from 1,308 to 2,919 square feet, with two to six bedrooms, two to four bathrooms, and one- or two-story designs. Garages at these new homes in Port St. Lucie, FL, provide one or two spaces depending on the floor plan.
The Hibiscus and Larkspur are single-story, two-bedroom designs of 1,308 square feet with two bathrooms. The Hibiscus includes a two-car garage, an open kitchen with an island, a dining area, a great room, a covered outdoor patio, and a walk-in shower in the owner's bath. The Larkspur adds a dedicated laundry room and an owner's suite with a private bath.
Larger single-story designs include the Cosmos at 1,436 square feet with three bedrooms and a two-car garage, the Bartik at 1,884 square feet with four bedrooms and three bathrooms, the Hartford at 1,937 square feet with a covered rear patio and a hall bathroom with a tub/shower combo, and the Franklin, a 2,112-square-foot single-family home with a covered lanai and a first-floor owner's suite with a walk-in closet. The two-story Hubble offers 2,370 square feet with four bedrooms and 2.5 baths.
Among the largest residences at Seagrove, the two-story Pauling spans 2,391 square feet with a first-floor guest bedroom with a private full bath, three second-floor bedrooms, and second-floor laundry. The Providence, at 2,583 square feet, places the owner's suite upstairs with a hall bathroom with tub and a first-floor powder room. The six-bedroom Teller tops the lineup at 2,919 square feet with four bathrooms and a two-car garage.
Amenities at Seagrove include a clubhouse, swimming pool, fitness center, playground, basketball court, volleyball court, dog park, bocce ball, picnic area, tot lot, park, and lake/pond. The community is located in Port St. Lucie in St. Lucie County, Florida.
Seagrove stands apart for its wide range of Lennar floor plans, from two-bedroom single-story designs to six-bedroom two-story residences, paired with an extensive recreation lineup within the community.
Features vary by plan and by home — confirm what is standard on the address you're considering.
What the builder advertises is only part of the monthly number. Here's what we can publish, and what you should ask us to confirm in writing.
The lowest published starting price across all plans.
Base pricing by model. Options, lot premiums and incentives are not included.
Base price divided by heated square feet — the fastest way to compare plans against each other.
Set per home and not published here. Ask for the governing documents and budget in writing.
Seagrove is at 3531 Harborside Ave, Port St. Lucie, FL 34946, in St. Lucie County. Use the map to check the exact position before you plan a visit.
Nearby
School assignments, boundaries and programs change. Confirm the current assignment with the district before you buy.
Fort Pierce Westwood Academy: The WEST Prep Magnet
Public ·9-12·9.3 mi
Fort Pierce Westwood Academy: The WEST Prep Magnet is a public 9-12 STEAM magnet high school of St. Lucie Public Schools on Panther Ln in Fort Pierce, St. Lucie County, FL. Fort Pierce Westwood Academy offers Cambridge AICE, pharmacy technician, veterinary, agriculture, robotics and game simulation programs, JROTC, and a Marine & Oceanographic Academy at FAU Harbor Branch. It is about 9.3 driving miles from Seagrove in Fort Pierce.
The questions buyers ask most about Seagrove. Anything not answered here, ask us directly.
Seagrove is a new-construction single-family home community by Lennar in Port St. Lucie, St. Lucie County, Florida. Homes in the community range from 1,308 to 2,919 square feet, with one- and two-story designs.
National House Search can confirm which Seagrove homes are available today, what they cost and what the builder is offering — plus other new-construction options across St. Lucie County.
What happens next
Builder prices, availability and incentives can change without notice. Ask how representation and builder registration work before you tour or sign.