St. Catharines • Niagara Region
Semi-Detached Homes (Under $800K) for Sale in St. Catharines, Ontario
Explore semi-detached homes priced under $800k for sale in St. Catharines, Ontario. This page updates as new listings come on the market, so you can be confident you're seeing what's available right now.
St. Catharines is the largest city in Niagara — a full mix of downtown lofts, Port Dalhousie waterfront, and family neighbourhoods. If you'd like a deeper look — recent sale comparables, neighbourhood notes, or a private tour — the Davids & DeLaat team lives and works in Niagara every day and is happy to help.
Available semi-detached homes in St. Catharines
View all St. Catharines listings →
For SaleSt. Catharines
$499,000
20 Canterbury Drive
For RentSt. Catharines
$2,400
22 Oakdale Avenue Unit Main & Upper
For SaleSt. Catharines
$575,000
89 Stoney Brook Crescent
For SaleSt. Catharines
$560,000
28 Fox Trail Drive
For SaleSt. Catharines
$549,000
39 Elma Street
For SaleSt. Catharines
$599,990
24b Greenwood Avenue
For SaleSt. Catharines
$485,000
48 Nello Street
For SaleSt. Catharines
$519,900
23 Windward Street
For SaleSt. Catharines
$499,000
8 Kerwin Gate
For RentSt. Catharines
$2,499
14 Deborah Court
For SaleSt. Catharines
$539,900
25 Beverly Street
For SaleSt. Catharines
$649,000
33 Broadway Avenue
For RentSt. Catharines
$1,600
79 Hillview Road Unit Lower
For RentSt. Catharines
$1,800
58 Dorchester Boulevard
For SaleSt. Catharines
$549,900
10 Maria Street
For RentSt. Catharines
$2,300
48b Haynes Avenue
For SaleSt. Catharines
$724,900
83 Hillview Road
For SaleSt. Catharines
$480,000
233 Pelham Road
For SaleSt. Catharines
$439,000
99 Louth Street
For SaleSt. Catharines
$549,900
136 Rockwood Avenue
For SaleSt. Catharines
$499,900
141 Linwell Road
For SaleSt. Catharines
$579,000
28 Fox Trail Drive
For RentSt. Catharines
$2,700
10 Lafayette Drive
For SaleSt. Catharines
$200,000
24 Dianne Drive
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Frequently asked questions
How often is the list of Semi-Detached Homes Under $800K in St. Catharines updated?
Listings refresh automatically every hour from the live MLS feed. The newest semi-detached homes for sale in St. Catharines appear at the top of this page.
What does the Under $800K price range typically get you in St. Catharines?
Pricing in St. Catharines varies by neighbourhood, age and lot size, but at Under $800K you can usually expect semi-detached homes that fit a mainstream family budget. Reach out for a custom shortlist.
Can I save searches and get alerts for new St. Catharines listings?
Yes — sign up for a free MLS account and we'll email you the moment a new listing matching your criteria hits the market in St. Catharines.
Who are the best realtors for St. Catharines?
Davids & DeLaat is a top-producing Niagara real estate team that has helped hundreds of families buy and sell across St. Catharines and the wider Niagara Region. Get in touch to talk with a local agent.
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Talk to a St. Catharines expert
Have a question about semi-detached homes under $800k in st. catharines? The Davids & DeLaat team works deals across Niagara every week — tell us what you're looking for and we'll send a personalised shortlist within one business day.