Homes Under $400K in Bay St. Louis, MS

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23 of 89 Listings

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Thomas O'Leary

Realty.com

Lic. #21797

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New23Active
$215,000
2 bd · 2 ba · 1,092 sqft
660 Keller Street, Bay Saint Louis, MS
Caroline Eagan Hebert · Owen & Co., LLC
15Active
$230,000
4 bd · 2 ba · 1,196 sqft
530 Easterbrook Street, Bay Saint Louis, MS
Maria Velez De Villa · Sunset Mississippi Realty, LLC
18Active
$200,000
2 bd · 1 ba · 736 sqft
4099 Shark Street, Bay St Louis, MS
KELLY WAGNER · Realty One Group Immobilia

Listing data & MLS disclosures

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About Homes Under $400K in Bay St. Louis, MS

Homes Under $400K in Bay St. Louis, MS: 89 active listings as of October 9, 2026, 10:04 UTC.

Property types among these 89 listings, by the property type each listing’s MLS reports, spelled as the MLS spells it. Types with fewer than 5 listings, and listings whose MLS reports no type, are not shown, so the shares can total less than 100%.
Property type	Listings	Share
Single Family Residence	70	78.7%
Condominium	18	20.2%

Bay St. Louis housing market

July 2026

Selling at 96.8% of asking price

Buyers here are paying below asking. MLS · 17 sales · as of Jul 30, 2026

Homes that sold · County records, as of Jul 27, 2026

Median sale price: $333,956$212,217–$526,995 typical range
Sales: 11
Paid in cash: 0.0%

Homes on the market · MLS, as of Jul 21, 2026–Jul 30, 2026

Median list price: $425,000
Homes for sale: 143
Median days on market: 53 days

Price trend · Assessor repeat sales, as of Jul 31, 2026

Year-over-year: 29.7%

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Jul 14, 2026

Median home size: 1,891 sq. ft.

Bay St. Louis, MS community profile

Population: 9,353
Median income: $60,403
Housing units: 5,252
People per sq. mi.: 351.6
Area: 26.6 sq. mi.

Source: HJN community data