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

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Are you looking for houses under $300k for sale in St. Catharines ON? Square Yards Canada offers a wide selection of properties that cater to various budgets in St. Catharines. Browse through detailed listings with HD images and guides to find the ideal property that fits your budget and preferences in St. Catharines. Whether you’re looking to buy houses under under $300k in St. Catharines 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. Catharines houses for sale under under $300k, including freehold homes, condos, and commercial properties.

Last Updated: November 12, 2026

14 Photos

456 Carlton Street, Niagara, ON , MLS #X14139508 , Image - 1

Unit-3, 456 Carlton Street 445 - Facer, St. Catharines, Niagara, ON MLS® X14139508

Residential Condo & Other (Condo Apartment)

$259900.0

1 Beds
1 Baths
500-599 sq-ft

Welcome to 456 Carlton Street Unit 3! Enjoy easy, ground-level living with your own private patio. The convenient walkout places you just a few short

19 Photos

57 Vine Street, Niagara, ON , MLS #X14171800 , Image - 1

57 Vine Street 450 - E. Chester, St. Catharines, Niagara, ON MLS® X14171800

Residential Freehold (Detached)

$299900.0

3 Beds
1 Baths
1100-1500 sq-ft

Bring your vision and some TLC to make this property your own. Property is being sold on an as is, where is basis. Seller makes norepresentations or w

7 Photos

50 Herrick Avenue, Niagara, ON , MLS #X14159130 , Image - 1

Unit-106, 50 Herrick Avenue 456 - Oakdale, St. Catharines, Niagara, ON MLS® X14159130

Residential Condo & Other (Condo Apartment)

$295000.0

1 Beds
1 Baths
600-699 sq-ft

MODERN CONDO LIVING WITH RESORT-STYLE AMENITIES! Welcome to Unit 106 at 50 Herrick Avenue, located in the desirable Montebello condominium community i

18 Photos

450 Carlton Street, Niagara, ON , MLS #X13855896 , Image - 1

Unit-3, 450 Carlton Street 445 - Facer, St. Catharines, Niagara, ON MLS® X13855896

Residential Condo & Other (Condo Apartment)

$249900.0

Price drop by 7.4%

2 Beds
1 Baths
800-899 sq-ft

Welcome to this bright and well-maintained 2-bedroom, 1-bathroom condo offering comfortable, low-maintenance living. The functional layout features a

27 Photos

74 Jacobson Avenue, Niagara, ON , MLS #X14169974 , Image - 1

74 Jacobson Avenue 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X14169974

Residential Freehold (Detached)

$299999.0

3 Beds
1 Baths
1100-1500 sq-ft

Bring your vision to 74 Jacobson in St. Catharines! Built in 1957, this three-bedroom, one-bathroom bungalow offers an opportunity for first-time buye

24 Photos

452 Carlton Street, Niagara, ON , MLS #X13699042 , Image - 1

Unit-25, 452 Carlton Street 445 - Facer, St. Catharines, Niagara, ON MLS® X13699042

Residential Condo & Other (Condo Apartment)

$255000.0

Price drop by 7.3%

2 Beds
1 Baths
700-799 sq-ft

Renovated and fresh! This 2 bedroom condo apartment has had a total makeover! Sparkling new kitchen with updated appliances can be found in this lovel

23 Photos

456 Carlton Street, Niagara, ON , MLS #X14160300 , Image - 1

Unit-5, 456 Carlton Street 445 - Facer, St. Catharines, Niagara, ON MLS® X14160300

Residential Condo & Other (Condo Apartment)

$258900.0

1 Beds
1 Baths
500-599 sq-ft

Fully Renovated 1 Bedroom Ground Floor Condo In North End St. Catharines. Welcome to effortless, turnkey living in one of North End St. Catharines' mo

18 Photos

215 Glenridge Avenue, Niagara, ON , MLS #X14168416 , Image - 1

Unit-1410, 215 Glenridge Avenue 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X14168416

Residential Condo & Other (Condo Apartment)

$245000.0

1 Beds
1 Baths
700-799 sq-ft

When Value, Location and Ease of living matters then this is a great opportunity for you. This large suite is has a TENANT so you assume the existing

17 Photos

215 Glenridge Avenue, Niagara, ON , MLS #X14168412 , Image - 1

Unit-809, 215 Glenridge Avenue 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X14168412

Residential Condo & Other (Condo Apartment)

$255000.0

2 Beds
1 Baths
900-999 sq-ft

When Value, Location and Ease of living matters then this is a great opportunity for you. This large suite is TENANTED but provides you a great opport

23 Photos

215 Glenridge Avenue, Niagara, ON , MLS #X14168408 , Image - 1

Unit-1206, 215 Glenridge Avenue 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X14168408

Residential Condo & Other (Condo Apartment)

$250000.0

1 Beds
1 Baths
800-899 sq-ft

820 sq ft Suite, 1 Bedroom, 1 Bathroom available immediately. Great opportunity to update this suite to your own personal taste. Any money put in here

46 Photos

141 Church Street, Niagara, ON , MLS #X14155052 , Image - 1

Unit-703, 141 Church Street 451 - Downtown, St. Catharines, Niagara, ON MLS® X14155052

Residential Condo & Other (Condo Apartment)

$269900.0

2 Beds
2 Baths
1400-1599 sq-ft

Welcome to 141 Church Street, Unit 703, where space, comfort, and convenience come together in the heart of downtown St. Catharines. Offering an impre

34 Photos

15 Towering Heights Boulevard, Niagara, ON , MLS #X13823290 , Image - 1

Unit-1206, 15 Towering Heights Boulevard 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X13823290

Residential Condo & Other (Condo Apartment)

$299000.0

2 Beds
2 Baths
800-899 sq-ft

NEWLY ADJUSTED PRICE! Welcome home to Unit #1206 at 15 Towering Heights Boulevard! Ideally situated in the highly desirable south end of St. Catharine

24 Photos

17 Old Pine Trail, Niagara, ON , MLS #X13551300 , Image - 1

Unit-156, 17 Old Pine Trail 444 - Carlton/Bunting, St. Catharines, Niagara, ON MLS® X13551300

Residential Condo & Other (Condo Townhouse)

$229999.0

Price drop by 8.0%

2 Beds
1 Baths
900-999 sq-ft

An exceptional opportunity for first-time buyers looking for a very cheap property to own, or investors seeking an easier-to-cash-flow asset! This 2-b

43 Photos

35 Towering Heights Boulevard, Niagara, ON , MLS #X13768920 , Image - 1

Unit-1008, 35 Towering Heights Boulevard 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X13768920

Residential Condo & Other (Condo Apartment)

$239900.0

Price drop by 11.1%

2 Beds
1 Baths
900-999 sq-ft

Carefree Centennial Tower living awaits at 35 Towering Heights. Perched on the tenth floor, this beautifully presented two-bedroom end unit offers a b

40 Photos

7 Gale Crescent, Niagara, ON , MLS #X14084342 , Image - 1

Unit-B3, 7 Gale Crescent 451 - Downtown, St. Catharines, Niagara, ON MLS® X14084342

Residential Condo & Other (Condo Apartment)

$269900.0

Price drop by 3.6%

2 Beds
2 Baths
1000-1199 sq-ft

Welcome to Unit B3 at 7 Gale Crescent, a rare opportunity to own nearly 1,200 sq ft of single-level living in downtown St. Catharines! This spacious 2

49 Photos

141 Church Street, Niagara, ON , MLS #X14124214 , Image - 1

Unit-201, 141 Church Street 451 - Downtown, St. Catharines, Niagara, ON MLS® X14124214

Residential Condo & Other (Condo Apartment)

$299900.0

2 Beds
2 Baths
1200-1399 sq-ft

MORE SPACE THAN YOU MIGHT EXPECT, AT A PRICE WORTH A SECOND LOOK! Offering approximately 1,250 sq. ft. of living space for under $300,000, this bright

12 Photos

242 Oakdale Avenue, Niagara, ON , MLS #X13735428 , Image - 1

Unit-109, 242 Oakdale Avenue 456 - Oakdale, St. Catharines, Niagara, ON MLS® X13735428

Residential Condo & Other (Condo Apartment)

$214999.0

Price drop by 6.1%

1 Beds
1 Baths
500-599 sq-ft

Affordable one-bedroom end-unit condo ideally located close to the Pen Centre with easy access to the 406. Offering an excellent opportunity for first

30 Photos

50 Herrick Avenue, Niagara, ON , MLS #X14158918 , Image - 1

Unit-139, 50 Herrick Avenue 456 - Oakdale, St. Catharines, Niagara, ON MLS® X14158918

Residential Condo & Other (Condo Apartment)

$293900.0

1 +0 Beds
1 Baths
600-699 sq-ft

Modern one-bedroom apartment in a contemporary building less than five year sold, perfectly situated in the heart of St. Catharines. Enjoy a vibrant

19 Photos

7 Elberta Street, Niagara, ON , MLS #X14154940 , Image - 1

7 Elberta Street 445 - Facer, St. Catharines, Niagara, ON MLS® X14154940

Residential Freehold (Detached)

$234900.0

2 Beds
1 Baths
700-1100 sq-ft

Handyman special with potential! Bring your vision to this two-bedroom bungalow in St. Catharines' established Facer Street neighbourhood. Offering ap

17 Photos

16 Leeson Street, Niagara, ON , MLS #X14115550 , Image - 1

16 Leeson Street 460 - Burleigh Hill, St. Catharines, Niagara, ON MLS® X14115550

Residential Freehold (Detached)

$299900.0

1 Beds
1 Baths
700-1100 sq-ft

Very cute bungalow located in South St. Catharines at the top of the escarpment. This home offers a maintenance free vinyl sided exterior. This 1 bedr

14 Photos

89 Lincoln Avenue, Niagara, ON , MLS #X13810850 , Image - 1

89 Lincoln Avenue 456 - Oakdale, St. Catharines, Niagara, ON MLS® X13810850

Residential Freehold (Detached)

$249900.0

Price drop by 18.3%

2 Beds
1 Baths
1100-1500 sq-ft

22 Photos

39 Manchester Avenue, Niagara, ON , MLS #X14031016 , Image - 1

39 Manchester Avenue 452 - Haig, St. Catharines, Niagara, ON MLS® X14031016

Residential Freehold (Detached)

$239000.0

3 Beds
1 Baths
700-1100 sq-ft

Why rent when you can own a place to truly call your own? Perfect for first-time buyers, downsizers, or retirees, this charming home is an incredible

18 Photos

264 OAKDALE Avenue, Niagara, ON , MLS #X14146704 , Image - 1

Unit-205, 264 OAKDALE Avenue 456 - Oakdale, St. Catharines, Niagara, ON MLS® X14146704

Residential Condo & Other (Condo Apartment)

$255000.0

1 +0 Beds
1 Baths
500-599 sq-ft

OWN A LITTLE PIECE OF NIAGARA REAL ESTATE - YOUR OPPORTUNITY STARTS HERE! Whether you're taking your first step into homeownership, looking for a conv

21 Photos

359 Geneva Street, Niagara, ON , MLS #X14034492 , Image - 1

Unit-1002, 359 Geneva Street 446 - Fairview, St. Catharines, Niagara, ON MLS® X14034492

Residential Condo & Other (Condo Apartment)

$212500.0

Price drop by 3.4%

1 Beds
1 Baths
600-699 sq-ft

An excellent opportunity to get into the St. Catharines real estate market at an affordable price. Welcome to Geneva on the Park, a well-established c

23 Photos

365 GENEVA Street, Niagara, ON , MLS #X14150400 , Image - 1

Unit-806, 365 GENEVA Street 446 - Fairview, St. Catharines, Niagara, ON MLS® X14150400

Residential Condo & Other (Condo Apartment)

$299900.0

2 +0 Beds
1 Baths
800-899 sq-ft

Affordable ownership starts here! This bright and inviting two-bedroom, one-bathroom end unit at The Parkland, 365 Geneva Street in St. Catharines, is

21 Photos

198 Scott Street, Niagara, ON , MLS #X14030926 , Image - 1

Unit-506, 198 Scott Street 446 - Fairview, St. Catharines, Niagara, ON MLS® X14030926

Residential Condo & Other (Detached Condo)

$259500.0

2 Beds
1 Baths
800-899 sq-ft

PRICED-TO-SELL! AWESOME SUN FILLED PENTHOUSE IN THE HEART OF BEAUTIFUL NORTH END ST. CATHARINES! Enjoy easy, single-floor living in this approximately

32 Photos

35 Towering Heights Boulevard, Niagara, ON , MLS #X13835446 , Image - 1

Unit-809, 35 Towering Heights Boulevard 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X13835446

Residential Condo & Other (Condo Apartment)

$249900.0

Price drop by 5.7%

1 Beds
1 Baths
700-799 sq-ft

16 Photos

405 Merritt Street, Niagara, ON , MLS #X13637266 , Image - 1

Unit-2, 405 Merritt Street 456 - Oakdale, St. Catharines, Niagara, ON MLS® X13637266

Residential Condo & Other (Condo Apartment)

$270000.0

1 Beds
1 Baths
500-599 sq-ft

Welcome to St. James Lofts, a distinctive boutique condo set within a beautifully converted historic church. Rich in architectural character and thoug

25 Photos

7 Gale Crescent, Niagara, ON , MLS #X14126478 , Image - 1

Unit-411, 7 Gale Crescent 450 - E. Chester, St. Catharines, Niagara, ON MLS® X14126478

Residential Condo & Other (Condo Apartment)

$269900.0

2 Beds
2 Baths
1000-1199 sq-ft

Welcome to 7 Gale Cres, Unit 411. Situated in a well-appointed apartment building, this two-bedroom, two-bathroom unit is perfect for singles or small

13 Photos

264 Grantham Avenue W, Niagara, ON , MLS #X13744576 , Image - 1

Unit-307, 264 Grantham Avenue W 444 - Carlton/Bunting, St. Catharines, Niagara, ON MLS® X13744576

Residential Condo & Other (Condo Apartment)

$244900.0

Price drop by 2.0%

1 Beds
1 Baths
500-599 sq-ft

NEW HIGH GRADE FLOORING .SPACIOUS LIVING ROOM HAS PATIO DOORS TO PRIVATE BALCONY TO ENJOY LOVELY SUMMER EVENINGS.RECENTLY DECORATED THIS VERY AFFORDAB

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