4199 20th Avenue

Bay Saint Louis, MS
$ 438,500 Beds 3 Baths 3 Sq 1,287
Monthly Estimate* How much can I afford?

Waterfront new construction in Bay St. Louis! Currently under construction with an anticipated completion date of November 30, 2026, this thoughtfully designed 1,287-square-foot, 3-bedroom, 3-bath home offers a functional layout with plenty of space for family and guests. The floor plan features a primary suite, a second private suite, and an additional guest bedroom with access to a third full bath—making it an excellent option for a primary residence, weekend getaway, or coastal retreat. Get this one under contract early and take advantage of the opportunity to choose select paint colors and/or flooring, subject to the stage of construction and builder allowances. The home will feature stainless steel appliances, crown molding, a mid-deck, downstairs storage room, and private boat dock. Enjoy waterfront living with space to relax, entertain, fish, and keep the boat just steps from home. If you've been looking for an affordable new construction waterfront home in Bay St. Louis, this is an opportunity you don't want to miss. Secure it now and watch your new coastal home come to life!

Active New Construction

  • Price
  • $ 438,500
  • City
  • Bay Saint Louis
  • Bedrooms
  • 3
  • Full Bathrooms
  • 3
  • County
  • Hancock
  • Half Bathrooms
  • 0
  • Area
  • Lot Size
  • 0.11 Acres
  • Zip
  • 39520
  • Sqr Footage
  • 1,287
  • Year Built
  • 2026
  • Taxes
  • $ 180
  • Style
  • Single Family Residence
  • MLS#
  • 4160725
Listed By: Allied Realty Coastal Homes
Data Source: MLS United

Features

General

Property Subtype Single Family Residence
Tax Year 2025
County Hancock
Property Type Residential
HOA false
Subdivision Name Shoreline Park
Status Active New Construction
City Bay Saint Louis
Lot Size Units Acres
Lot Size Square Feet 4791.6
Standard Status Coming Soon
Heating Ceiling,Central
Construction Materials HardiPlank Type
Year Built 2026
New Construction true
Attached Garage false
Other Structures Storage
Property Condition New Construction
Sewer Public Sewer
Patio/Porch Features Porch
Community Features Boating
Structure Type House
Levels One
Utilities Electricity Connected,Sewer Connected,Water Connected
Cooling Ceiling Fan(s),Central Air
Waterfront Features Bayou,Bulkhead,Canal Front,Ocean Access,View,Waterfront
Roof Metal

Interior Features

Total Baths 3
Interior Amenities Ceiling Fan(s),Crown Molding,Kitchen Island
Flooring Luxury Vinyl
Heating Y/N true
Laundry Features In Hall
Air Conditioning Y/N true
Fireplace Y/N false

Exterior Features

Lot Size Area 0.11
Lot Size Acres 0.11
Parking Features Covered,Concrete
Lot Features City Lot
Water Source Public
Building Area Total 1287
Lot Dimensions 50 x 100
Waterfront Y/N true
Exterior Amenities Dock
Fencing None

Amenities

  • Foreclosure
  • Views
  • Short Sale
  • New Construction
  • Adult 55+
  • Lease To Own
  • No HOA Fees
  • Furnished
  • Primary On Main
  • Air Conditioning
  • Seller Finance
  • Green
  • Fixer Upper
  • Horse
  • Golf
  • Fireplace
  • Deck
  • Garage
  • Basement
  • Pool

Affordability Calculator

$3,786

Per Month

Based on the average sale price from the Madisonville, LA office

  • Monthly Principal & interest $2,658
  • Monthly Property Taxes $1,062
  • Monthly Home Insurance $67
Adjust Payment Options
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Let's determine your purchasing power. Working with my mortgage partner, you'll have the information you need to shop for a home with confidence.

Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA, or jumbo loans.

Mortgage calculator provided courtesy of Inside Real Estate.

Schools

Elementary School Unknown Elementary School
Middle School Unknown Middle School
High School Unknown High School

Price History

8/28/2026 Listed $438,500

Property vs Zip Code Average in 39520

Price
AVG $460K
$440K
Taxes
AVG $2,281
$180
Year Built
AVG 1999
2026

Areas That We Cover

4199 20th Avenue Bay Saint Louis, MS is a Single Family Home for sale at $438500 with 1287 sqft and a lot size of 0.11 Acres Acre(s). 4199 20th Avenue Bay Saint Louis has 3 bedrooms, 3 baths and was built in 2026. The property's zip code is 39520 which is in Bay Saint Louis, MS

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

Mortgage calculator provided courtesy of Inside Real Estate.

All information deemed reliable, but not guaranteed, and should be independently verified. The real estate information and related content displayed on this site is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.