$889,844
NEW CONSTRUCTION

378 Sir Barton Dr St. Johns, FL 32259

RiverTown Neighborhood

Estimated payment $5,478/month

4 Beds
4.5 Baths
3,644 Sq Ft
$244 Price per Sq Ft

Highlights

  • Fitness Center
  • View of Trees or Woods
  • Clubhouse
  • New Construction
  • Open Floorplan
  • Community Pool

About This Home

Lot 82 - Discover the Onyx, a beautifully crafted 4-bedroom, 4.5-bath home with generous living space and a 3-car garage that blends comfort with sophistication. Off the foyer, a private study replaces the flex room, creating an ideal home office or quiet retreat. The chef-inspired kitchen features a large island and convenient morning kitchen near the walk-in pantry, flowing seamlessly into the open Great Room and covered lanai for effortless indoor-outdoor living. The owner's suite offers a spa-like bath and oversized walk-in closet, while each secondary bedroom includes its own private bath and walk-in closet, with Bath 2 upgraded to a walk-in shower. Located in RiverTown along the St. Johns River, residents enjoy parks, trails, lakes, fitness amenities, and a vibrant outdoor lifestyle.

Listing Agent

Matthew Berkis

MATTAMY REAL ESTATE SERVICES License #3507445 Listed on: 02/18/2026

Home Details

Home Type

  • Single Family

Year Built

  • Built in 2025 | New Construction

Lot Details

  • Southeast Facing Home
  • Front and Back Yard Sprinklers

HOA Fees

  • $4 Monthly HOA Fees

Parking

  • 3 Car Attached Garage

Home Design

  • Frame Construction
  • Shingle Roof

Interior Spaces

  • 3,644 Sq Ft Home
  • 1-Story Property
  • Open Floorplan
  • Entrance Foyer
  • Views of Woods
  • Smart Thermostat

Kitchen

  • Breakfast Bar
  • Double Oven
  • Gas Cooktop
  • Microwave
  • Freezer
  • Plumbed For Ice Maker
  • Dishwasher
  • Kitchen Island
  • Disposal

Bedrooms and Bathrooms

  • 4 Bedrooms
  • Walk-In Closet

Laundry

  • Dryer
  • Washer

Outdoor Features

  • Covered Patio or Porch

Utilities

  • Central Air
  • Heating Available
  • Tankless Water Heater

Listing and Financial Details

  • Assessor Parcel Number 0009730820

Community Details

Overview

  • Rivertown Springs Subdivision

Amenities

  • Clubhouse

Recreation

  • Tennis Courts
  • Community Basketball Court
  • Pickleball Courts
  • Community Playground
  • Fitness Center
  • Community Pool
  • Children's Pool
  • Park
  • Dog Park
  • Jogging Path

Home Details

Home Type

Single Family

Year Built

Built in 2025 | New Construction

Lot Details

0 Sq Ft Lot

HOA Fees

$4 per month

Parking

3

Listing Details

  • Property Type: Residential
  • Property Attached Yn: No
  • New Construction: Yes
  • Stories: 1
  • Year Built: 2025
  • Property Sub Type: Single Family Residence
  • Subdivision Name: Rivertown Springs
  • Carport Y N: No
  • Garage Yn: Yes
  • General Property Information Accessibility Features YN2: No
  • General Property Information Accessory Dwelling Unit YN: No
  • General Property Information:Pool Private YN: No
  • General Property Information Homestead YN: No
  • Special Features: NewHome

Interior Features

  • Interior Amenities: Breakfast Bar, Entrance Foyer, Kitchen Island, Open Floorplan, Pantry, Smart Thermostat, Walk-In Closet(s), Primary Bathroom - Shower No Tub
  • Major Appliances: Dryer, Disposal, Double Oven, Dishwasher, Freezer, Gas Cooktop, Microwave, Plumbed For Ice Maker, Refrigerator, Tankless Water Heater, Washer
  • Full Bathrooms: 4
  • Half Bathrooms: 1
  • Total Bedrooms: 4
  • Living Area: 3644.0

Exterior Features

  • Waterfront: No
  • Roof: Shingle
  • Lot Features: Sprinklers In Front, Sprinklers In Rear
  • Pool Private: No
  • View: Trees/Woods
  • Construction Type: Frame, Fiber Cement
  • Direction Faces: Southeast
  • Patio And Porch Features: Covered, Front Porch
  • Property Condition: Under Construction

Garage/Parking

  • Attached Garage: Yes
  • Garage Spaces: 3.0

Utilities

  • Utilities: Electricity Connected, Sewer Connected, Water Connected
  • Cooling: Central Air
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Sewer: Public Sewer
  • Water Source: Public

Condo/Co-op/Association

  • Association Fee: 53.0
  • Association Fee Frequency: Annually
  • Community Features: Restaurant, Sidewalks
  • Senior Community: No
  • Amenities: Basketball Court, Clubhouse, Dog Park, Fitness Center, Jogging Path, Park, Playground, Tennis Court(s), Pickleball, Children's Pool, Pool
  • Association: Yes

Lot Info

  • Current Use: Residential
  • Parcel #: 0009730820

Map

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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
02/18/2026 02/18/26 For Sale $889,844 -- $244 / Sq Ft
Source: realMLS (Northeast Florida Multiple Listing Service)

Source: realMLS (Northeast Florida Multiple Listing Service)

MLS Number: 2130796

realMLS (Northeast Florida Multiple Listing Service)

APN: 000973-0820

Florida St. Johns County Saint Johns 32259 RiverTown

378 Sir Barton Dr, Saint Johns, FL

For Sale

Detached

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realMLS (Northeast Florida Multiple Listing Service) IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by NEFMLS.

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Listing Agent
Matthew Berkis
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MATTAMY REAL ESTATE SERVICES
(215) 630-6577
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