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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: September 27, 2026

37 Photos

241 St. Paul Street W, Niagara, ON , MLS #X13736498 , Image - 1

Unit-317, 241 St. Paul Street W 458 - Western Hill, St. Catharines, Niagara, ON MLS® X13736498

Residential Freehold (Modular Home)

$219000.0

2 +0 Beds
1 Baths
< 700 sq-ft

Welcome to an incredibly charming and lovingly maintained modular home right in the heart of St. Catharines. This move-in-ready space features a brigh

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

47 Photos

7 GALE Crescent, Niagara, ON , MLS #X13724524 , Image - 1

Unit-502, 7 GALE Crescent 450 - E. Chester, St. Catharines, Niagara, ON MLS® X13724524

Residential Condo & Other (Condo Apartment)

$260000.0

2 +0 Beds
2 Baths
1000-1199 sq-ft

Discover easy, low-maintenance living at 7 Gale Crescent, Unit 502, ideally located in the heart of St. Catharines. This bright and spacious 2-bedroom

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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)

$219900.0

Price drop by 4.0%

1 Beds
1 Baths
500-599 sq-ft

Affordable one bedroom condo unit with low taxes and all major utilities covered in condo fees (Hydro, gas, water). Located close to the Pen Centre wi

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359 Geneva Street S, Niagara, ON , MLS #X13619246 , Image - 1

Unit-407, 359 Geneva Street S 446 - Fairview, St. Catharines, Niagara, ON MLS® X13619246

Residential Condo & Other (Condo Apartment)

$245000.0

Price drop by 7.7%

2 Beds
1 Baths
800-899 sq-ft

Welcome to Geneva on the Park, where opportunity meets convenience. This bright and spacious 2-bedroom, 1-bathroom condo offers an excellent layout wi

28 Photos

7 Gale Crescent, Niagara, ON , MLS #X13824238 , Image - 1

Unit-1107, 7 Gale Crescent 450 - E. Chester, St. Catharines, Niagara, ON MLS® X13824238

Residential Condo & Other (Condo Apartment)

$269900.0

2 Beds
2 Baths
1000-1199 sq-ft

Panoramic view from your living room and bed room windows! This Unit has been professionally painted, & features upscale stainless steel appliances.

30 Photos

131 Rockwood Avenue, Niagara, ON , MLS #X13613238 , Image - 1

Unit-4, 131 Rockwood Avenue 455 - Secord Woods, St. Catharines, Niagara, ON MLS® X13613238

Residential Condo & Other (Condo Townhouse)

$299999.0

2 Beds
1 Baths
900-999 sq-ft

Discover exceptional value in this charming 2-bedroom, 1-bathroom condo townhouse located in the quiet, family-friendly Secord Woods community. The ma

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215 Glenridge Avenue, Niagara, ON , MLS #X13788684 , Image - 1

Unit-1102, 215 Glenridge Avenue 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X13788684

Residential Condo & Other (Condo Apartment)

$288000.0

2 Beds
1 Baths
900-999 sq-ft

Spacious, Two Bedroom Unit With Functional Layout and Gorgeous Views. Approximately 980 Sqft With Large Living/Dining Room, Oversized Balcony And Lami

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Unit-521, 196 Scott Street 446 - Fairview, St. Catharines, Niagara, ON MLS® X13824590

Residential Condo & Other (Condo Apartment)

$290000.0

2 Beds
1 Baths
800-899 sq-ft

Penthouse living - 2 Bedroom Condo - 10 Foot Ceilings - Don't miss this bright and beautiful suite in a well maintained building that is conveniently

28 Photos

15 Towering Heights Boulevard, Niagara, ON , MLS #X13496370 , Image - 1

Unit-1005, 15 Towering Heights Boulevard 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X13496370

Residential Condo & Other (Condo Apartment)

$269900.0

Price drop by 10.0%

1 Beds
1 Baths
800-899 sq-ft

Welcome to this stunning sun-drenched 10th floor condo offering approx. 800 sq. ft. of living space plus a 100 sq. ft. private balcony with beautiful

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)

$249900.0

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

Open House : Sun Sep 27, 01:00 PM to 03:00 PM

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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

Open House : Sun Sep 27, 01:00 PM to 03:00 PM

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60 Watkins Street, Niagara, ON , MLS #X13814754 , Image - 1

60 Watkins Street 436 - Port Weller, St. Catharines, Niagara, ON MLS® X13814754

Residential Freehold (Detached)

$299900.0

2 +0 Beds
1 Baths
700-1100 sq-ft

Welcome to 60 Watkins Street, a fixer upper situated in one of St. Catharines' most sought-after Port Weller neighborhoods. Just minutes from Sunset B

18 Photos

50 HERRICK Avenue, Niagara, ON , MLS #X13736964 , Image - 1

Unit-UP46, 50 HERRICK Avenue 456 - Oakdale, St. Catharines, Niagara, ON MLS® X13736964

Residential Condo & Other (Condo Apartment)

$294900.0

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

Experience life on your own terms. This executive 1-bedroom suite features an open-concept living area, brand new appliances, carpet-free flooring, an

14 Photos

241 St. Paul Street W, Niagara, ON , MLS #X12010457 , Image - 1

Unit-304, 241 St. Paul Street W 458 - Western Hill, St. Catharines, Niagara, ON MLS® X12010457

Residential Freehold (MobileTrailer)

$169000.0

2 Beds
1 Baths
700-1100 sq-ft

Priced to sell and offering the best deal on the market, this 2-bedroom, 1-bathroom trailer isa perfect opportunity for renovators, flippers, and cont

27 Photos

452 Carlton Street S, Niagara, ON , MLS #X13818976 , Image - 1

Unit-37, 452 Carlton Street S 445 - Facer, St. Catharines, Niagara, ON MLS® X13818976

Residential Condo & Other (Condo Apartment)

$235000.0

2 Beds
1 Baths
800-899 sq-ft

Welcome to Pearson Park Condominium! Unit 37 is a Two bedroom, one bath upper floor condo. Living room and dining room are open concept with Patio doo

25 Photos

215 Glenridge Avenue, Niagara, ON , MLS #X13683796 , Image - 1

Unit-406, 215 Glenridge Avenue 461 - Glendale/Glenridge, St. Catharines, Niagara, ON MLS® X13683796

Residential Condo & Other (Co-op Apartment)

$284900.0

Price drop by 4.7%

1 Beds
1 Baths
800-899 sq-ft

Welcome to this spacious and conveniently located 1-bedroom condo at 215 Glenridge Avenue in St. Catharines. Offering approximately 820 sq. ft. of liv

40 Photos

7 Gale Crescent, Niagara, ON , MLS #X13613904 , Image - 1

Unit-B3, 7 Gale Crescent 451 - Downtown, St. Catharines, Niagara, ON MLS® X13613904

Residential Condo & Other (Condo Apartment)

$284900.0

Price drop by 4.7%

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

7 Photos

N/A Bunting Road, Niagara, ON , MLS #X13815456 , Image - 1

N/A Bunting Road 450 - E. Chester, St. Catharines, Niagara, ON MLS® X13815456

Residential Freehold (Vacant Land)

$199000.0

Explore the possibilities on Bunting Road in St. Catharines! R1 zoning with conditional severance approval. Seller willing to consider a vendor take-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)

$269900.0

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

14 Photos

241 St. Paul Street W, Niagara, ON , MLS #X13800360 , Image - 1

Unit-101, 241 St. Paul Street W 458 - Western Hill, St. Catharines, Niagara, ON MLS® X13800360

Residential Freehold (MobileTrailer)

$225000.0

2 Beds
1 Baths
700-1100 sq-ft

A rare find in Westhill Estates. Large corner lot home meticulously maintained. Manufactured by General Manufacturing Housing and is CSA approved. Thi

4 Photos

62 Shakespeare Avenue, Niagara, ON , MLS #X13797732 , Image - 1

62 Shakespeare Avenue 452 - Haig, St. Catharines, Niagara, ON MLS® X13797732

Residential Freehold (Detached)

$249000.0

2 Beds
1 Baths
< 700 sq-ft

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365 Geneva Street, Niagara, ON , MLS #X13793520 , Image - 1

Unit-509, 365 Geneva Street 446 - Fairview, St. Catharines, Niagara, ON MLS® X13793520

Residential Condo & Other (Condo Apartment)

$274900.0

1 Beds
1 Baths
600-699 sq-ft

Welcome to Parkland at 365 Geneva Street, where the building lives up to its namesake, tucked away from the main road in a peaceful, park-like setting

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53 Carlton Street, Niagara, ON , MLS #X13753134 , Image - 1

53 Carlton Street 452 - Haig, St. Catharines, Niagara, ON MLS® X13753134

Residential Freehold (Detached)

$299999.0

2 +0 Beds
1 Baths
700-1100 sq-ft

A little love could go a long way here.This cute 2-bedroom home is full of potential and ready for someone with vision to bring it back to life.Inside

13 Photos

456 CARLTON Street, Niagara, ON , MLS #X13422356 , Image - 1

Unit-37, 456 CARLTON Street 445 - Facer, St. Catharines, Niagara, ON MLS® X13422356

Residential Condo & Other (Condo Apartment)

$255000.0

Price drop by 1.9%

1 Beds
1 Baths
500-599 sq-ft

Top-floor 1-bedroom, 1-bathroom condo located in the desirable North End of St. Catharines at 456 Carlton Street. This fully renovated unit offers a b

30 Photos

365 Geneva Street, Niagara, ON , MLS #X13716310 , Image - 1

Unit-1002, 365 Geneva Street 446 - Fairview, St. Catharines, Niagara, ON MLS® X13716310

Residential Condo & Other (Condo Apartment)

$240000.0

1 Beds
1 Baths
600-699 sq-ft

Welcome to effortless condo living at Parklands, where comfort, convenience, and low maintenance living come together in one of St. Catharines' most d

40 Photos

7 Gale Crescent, Niagara, ON , MLS #X13788292 , Image - 1

Unit-302, 7 Gale Crescent 450 - E. Chester, St. Catharines, Niagara, ON MLS® X13788292

Residential Condo & Other (Condo Apartment)

$289900.0

2 Beds
2 Baths
1000-1199 sq-ft

Welcome to Suite 302 - a bright and spacious approximately 1,150 sq. ft. 2-bedroom, 2-bathroom condo at the sought- after, well-maintained Mill Run Co

4 Photos

18 Merritt Street, Niagara, ON , MLS #X13758400 , Image - 1

18 Merritt Street 460 - Burleigh Hill, St. Catharines, Niagara, ON MLS® X13758400

Residential Freehold (Fourplex)

$299000.0

8 Beds
4 Baths
< 700 sq-ft

Attention developers, investors, renovators and ambitious DIYers! Offering an impressive 3,586 sq. ft. of space, 18 Merritt Street has been approved f

9 Photos

454 CARLTON Street, Niagara, ON , MLS #X13555188 , Image - 1

Unit-7, 454 CARLTON Street 445 - Facer, St. Catharines, Niagara, ON MLS® X13555188

Residential Condo & Other (Condo Apartment)

$279900.0

Price drop by 3.4%

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

Amazing location and a low condo fee including heat, hydro and water. With same floor laundry and a parking space directly outside your unit, discover

21 Photos

359 Geneva Street, Niagara, ON , MLS #X13753170 , Image - 1

Unit-1002, 359 Geneva Street 446 - Fairview, St. Catharines, Niagara, ON MLS® X13753170

Residential Condo & Other (Condo Apartment)

$225000.0

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

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