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Houses for Sale in St. Clair ON Under $300K

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Are you looking for houses under $300k for sale in St. Clair ON? Square Yards Canada offers a wide selection of properties that cater to various budgets in St. Clair. Browse through detailed listings with HD images and guides to find the ideal property that fits your budget and preferences in St. Clair. Whether you’re looking to buy houses under under $300k in St. Clair ON for residential living or as investment opportunities, our listings allow you to filter by amenities, property age, number of bedrooms and much more. Explore a diverse range of St. Clair houses for sale under under $300k, including freehold homes, condos, and commercial properties.

Last Updated: August 12, 2026

35 Photos

200 St Clair Boulevard, Lambton, ON , MLS #X13649844 , Image - 1

Unit-5, 200 St Clair Boulevard St. Clair, Lambton, ON MLS® X13649844

Residential Condo & Other (Condo Townhouse)

$265000.0

3 Beds
2 Baths
1000-1199 sq-ft

Welcome to Unit 5 at 200 St. Clair Boulevard -a bright, inviting townhouse offering comfortable living in a convenient location. Freshly updated with

31 Photos

205 Fane Street, Lambton, ON , MLS #X13562056 , Image - 1

Unit-2B, 205 Fane Street St. Clair, Lambton, ON MLS® X13562056

Residential Condo & Other (Condo Townhouse)

$249000.0

2 Beds
2 Baths
900-999 sq-ft

2 BEDROOM, 1.5 BATHROOM TWO STOREY TOWNHOUSE CONDO LOCATED AT 2B-205 FANE ST. IN CORUNNA. CONVENIENTLY LOCATED CLOSE TO THE ST. CLAIR RIVER, SHOPPING,

9 Photos

1134 Richard Gate Way, Lambton, ON , MLS #X13007238 , Image - 1

1134 Richard Gate Way St. Clair, Lambton, ON MLS® X13007238

Residential Freehold (Vacant Land)

$279900.0

Price drop by 3.4%

< 700 sq-ft

Discover a rare opportunity to build your custom waterfront legacy on the prestigious Fawn Island. This premier lot offers the highly coveted through-

6 Photos

4656 Tyler Drive, Lambton, ON , MLS #X13505974 , Image - 1

4656 Tyler Drive St. Clair, Lambton, ON MLS® X13505974

Residential Freehold (Vacant Land)

$199500.0

Welcome to St. Clair Marina Estates subdivision! Lot is Fully Serviced for building your Dream Home! Close to Port Lambton and quick access to the St.

28 Photos

348 Cameron Street, Lambton, ON , MLS #X13477502 , Image - 1

Unit-69, 348 Cameron Street St. Clair, Lambton, ON MLS® X13477502

Residential Condo & Other (Condo Townhouse)

$229900.0

3 Beds
2 Baths
800-899 sq-ft

Rare corner end-unit townhome! Perfect for first-time homebuyers, investors, or anyone looking to upsize into a fantastic, highly walkable neighbourho

16 Photos

1583 COUNCILLORS Street, Lambton, ON , MLS #X12955252 , Image - 1

1583 COUNCILLORS Street St. Clair, Lambton, ON MLS® X12955252

Residential Freehold (Vacant Land)

$115000.0

*SERVICED BUILDING LOT!* Build your future in the welcoming community of Courtright. This 50 x 93 ft vacant lot offers a great opportunity to design a

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Houses for Sale in St. Clair ON Under $300K

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