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Houses for Sale in St. Marys ON Under $600K

Showing results 1 - 28 of 28

Are you looking for houses under $600k for sale in St. Marys ON? Square Yards Canada offers a wide selection of properties that cater to various budgets in St. Marys. Browse through detailed listings with HD images and guides to find the ideal property that fits your budget and preferences in St. Marys. Whether you’re looking to buy houses under under $600k in St. Marys 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. Marys houses for sale under under $600k, including freehold homes, condos, and commercial properties.

Last Updated: August 13, 2026

27 Photos

165 Egan Avenue, Perth, ON , MLS #X13563060 , Image - 1

Unit-13, 165 Egan Avenue St. Marys, Perth, ON MLS® X13563060

Residential Condo & Other (Vacant Land Condo)

$539900.0

2 +1 Beds
3 Baths
1000-1199 sq-ft

Welcome to Unit 13 at 165 Egan Avenue, a brand-new bungalow offering comfortable one-floor living with valuable additional space in the finished lower

3 Photos

1 Park Ln Lane, Perth, ON , MLS #X13664324 , Image - 1

1 Park Ln Lane St. Marys, Perth, ON MLS® X13664324

Residential Freehold (Vacant Land)

$174999.0

Attention builders and investors! A unique opportunity to build in an established St. Marys neighbourhood. This newly severed vacant residential build

49 Photos

34 Warner Street, Perth, ON , MLS #X13663370 , Image - 1

34 Warner Street St. Marys, Perth, ON MLS® X13663370

Residential Freehold (Detached)

$565000.0

2 Beds
2 Baths
1100-1500 sq-ft

Solid brick bungalow situated in a mature west ward neighbourhood on a private corner lot. This well-maintained home offers a functional layout with a

31 Photos

20 Huron Street N, Perth, ON , MLS #X13452192 , Image - 1

Unit-25, 20 Huron Street N St. Marys, Perth, ON MLS® X13452192

Residential Condo & Other (Condo Townhouse)

$295000.0

Price drop by 1.7%

1 Beds
1 Baths
700-799 sq-ft

Welcome to carefree living in this beautifully updated 1-bedroom townhome condo, perfectly situated in the heart of St. Mary's, Ontario. Designed for

34 Photos

178 Thomas Street, Perth, ON , MLS #X13661486 , Image - 1

178 Thomas Street St. Marys, Perth, ON MLS® X13661486

Residential Freehold (Detached)

$599999.0

3 Beds
2 Baths
1100-1500 sq-ft

178 Thomas Street, St. MarysCompletely renovated, move-in ready, and just a short walk from downtown St. Marys.Thoughtfully renovated down to the stud

44 Photos

30 Ann Street, Perth, ON , MLS #X13536404 , Image - 1

Unit-31, 30 Ann Street St. Marys, Perth, ON MLS® X13536404

Residential Freehold (Detached)

$467900.0

2 Beds
2 Baths
1100-1500 sq-ft

Thames Valley 55+ Adult Lifestyle Community is where easy, carefree living meets comfort and convenience. Nestled on a quiet cul-de-sac and backing on

19 Photos

30 Ann Street, Perth, ON , MLS #X13625336 , Image - 1

Unit-29, 30 Ann Street St. Marys, Perth, ON MLS® X13625336

Residential Freehold (Modular Home)

$579900.0

2 +1 Beds
3 Baths
1500-2000 sq-ft

Immaculate home located in Thames Valley, an extraordinary Adult Lifestyle Community in the beautiful town of St. Marys. Community offers an active Cl

28 Photos

35 Lady Court, Perth, ON , MLS #X13568934 , Image - 1

35 Lady Court St. Marys, Perth, ON MLS® X13568934

Residential Freehold (Semi-Detached )

$512900.0

3 Beds
4 Baths
1100-1500 sq-ft

Welcome to this well-maintained three-bedroom, four-bathroom semi-detached home on a quiet court in one of St. Marys' family-friendly neighbourhoods.

37 Photos

237 Thomas Street, Perth, ON , MLS #X13621900 , Image - 1

237 Thomas Street St. Marys, Perth, ON MLS® X13621900

Residential Freehold (Detached)

$499900.0

3 Beds
1 Baths
1500-2000 sq-ft

Nestled along the banks of the picturesque Thames River, this charming 1.5-storey home offers a rare opportunity to enjoy peaceful waterfront living r

27 Photos

31 Trailside Drive, Perth, ON , MLS #X13605340 , Image - 1

31 Trailside Drive St. Marys, Perth, ON MLS® X13605340

Residential Freehold (Att/Row/Townhouse)

$559900.0

3 +0 Beds
3 Baths
1500-2000 sq-ft

Built in 2021, this home displays modern finishes with functional living-ideal for today's lifestyle. This beautifully crafted modern townhome offers

25 Photos

186 HOOPER Street, Perth, ON , MLS #X13120694 , Image - 1

186 HOOPER Street St. Marys, Perth, ON MLS® X13120694

Residential Freehold (Att/Row/Townhouse)

$569900.0

Price drop by 2.6%

3 Beds
3 Baths
1100-1500 sq-ft

End-unit! Freehold. Built in 2021 and thoughtfully upgraded throughout. This 3-bedroom, 2.5-bath townhome in Thames Crest community of St Marys gives

37 Photos

94 William Street N, Perth, ON , MLS #X12771056 , Image - 1

94 William Street N St. Marys, Perth, ON MLS® X12771056

Residential Freehold (Detached)

$584900.0

Price drop by 8.6%

3 Beds
2 Baths
700-1100 sq-ft

94 William Street : Make your appointment today to view this exceptional one owner unique backsplit in a great area of St Marys close to the hospital

50 Photos

130 Wellington Street S, Perth, ON , MLS #X12961198 , Image - 1

130 Wellington Street S St. Marys, Perth, ON MLS® X12961198

Residential Freehold (Detached)

$579900.0

3 Beds
1 Baths
1100-1500 sq-ft

Charming Ontario Cottage Steps from Downtown St. Marys Welcome to 130 Wellington Street South - an immaculate red brick Ontario cottage that perfectly

18 Photos

1 25 Thames Road, Perth, ON , MLS #X13564270 , Image - 1

1 25 Thames Road St. Marys, Perth, ON MLS® X13564270

Residential Freehold (Modular Home)

$375000.0

2 Beds
2 Baths
700-1100 sq-ft

Welcome to 1-25 Thames Road, St. Mary's - A Beautiful Bungalow in Maple Lane Park! Situated on a spacious corner lot with picturesque country views an

32 Photos

14 25 Thames Road, Perth, ON , MLS #X13564922 , Image - 1

14 25 Thames Road St. Marys, Perth, ON MLS® X13564922

Residential Freehold (Modular Home)

$425000.0

2 Beds
3 Baths
700-1100 sq-ft

This beautiful 2 bedroom, 2 full bath bungalow located close to the walking trail of St. Marys, offers spacious comfort, style and low-maintenance li

13 Photos

165 Egan Avenue, Perth, ON , MLS #X13462568 , Image - 1

Unit-9, 165 Egan Avenue St. Marys, Perth, ON MLS® X13462568

Residential Condo & Other (Vacant Land Condo)

$499900.0

2 Beds
2 Baths
1000-1199 sq-ft

Vacant land condo living offers a different style of ownership than a traditional condominium. Here, you own the lot and the home itself, while the mo

29 Photos

428 Queen Street W, Perth, ON , MLS #X13566048 , Image - 1

Unit-23, 428 Queen Street W St. Marys, Perth, ON MLS® X13566048

Residential Condo & Other (Condo Townhouse)

$414900.0

1 Beds
1 Baths
700-799 sq-ft

Welcome to effortless, low-maintenance living in this brand-new 2-bedroom, 1-bathroom ground-level condominium, thoughtfully designed with modern fini

50 Photos

19 Trailside Drive, Perth, ON , MLS #X13555542 , Image - 1

19 Trailside Drive St. Marys, Perth, ON MLS® X13555542

Residential Freehold (Att/Row/Townhouse)

$555000.0

3 Beds
2 Baths
1100-1500 sq-ft

Move right into this beautifully designed Bickell Built end-unit freehold townhome. Offering the perfect combination of modern design, quality finishe

48 Photos

133 Egan Avenue, Perth, ON , MLS #X13053006 , Image - 1

133 Egan Avenue St. Marys, Perth, ON MLS® X13053006

Residential Freehold (Semi-Detached )

$550000.0

Price drop by 8.3%

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

Welcome to 133 Egan Avenue in St. Marys - a beautifully finished home offering the kind of layout, features, and location that buyers are actively loo

24 Photos

275 JAMES Street, Perth, ON , MLS #X13095696 , Image - 1

Unit-21, 275 JAMES Street St. Marys, Perth, ON MLS® X13095696

Residential Condo & Other (Condo Townhouse)

$574900.0

Price drop by 11.4%

3 Beds
3 Baths
2000-2249 sq-ft

Welcome to Unit 21 at 275 James Street South - an exceptional 3-bedroom, 3-bathroom townhouse condo that blends modern design with practical, family-f

49 Photos

81 Southvale Road, Perth, ON , MLS #X13497216 , Image - 1

81 Southvale Road St. Marys, Perth, ON MLS® X13497216

Residential Freehold (Semi-Detached )

$479900.0

3 Beds
2 Baths
1100-1500 sq-ft

Welcome to this semi-detached home offering 3 bedrooms and 1.5 bathrooms in a desirable family-friendly neighbourhood, conveniently located close to t

22 Photos

22 St Andrew Street N, Perth, ON , MLS #X12956484 , Image - 1

Unit-502, 22 St Andrew Street N St. Marys, Perth, ON MLS® X12956484

Residential Condo & Other (Other)

$314900.0

Price drop by 3.1%

1 +1 Beds
2 Baths
1000-1199 sq-ft

CAREFREE LIVING AWATES THE BUYER OF THIS BRIGHT OPEN CONCEPT UNIT LOCATED IN THE PARKVIEW WEST NON PROFIT ADULT APARTMENTS COMPLEX . THIS LIFE LEASE U

46 Photos

29 Southvale Road, Perth, ON , MLS #X13156676 , Image - 1

29 Southvale Road St. Marys, Perth, ON MLS® X13156676

Residential Freehold (Semi-Detached )

$450000.0

3 Beds
2 Baths
1100-1500 sq-ft

Located in a desirable family-friendly neighbourhood, this well-maintained raised bungalow offers functional living space inside and out. Ideal for fi

7 Photos

428 Queen Street W, Perth, ON , MLS #X13153810 , Image - 1

Unit-3, 428 Queen Street W St. Marys, Perth, ON MLS® X13153810

Residential Condo & Other (Condo Townhouse)

$329900.0

1 Beds
1 Baths
700-799 sq-ft

Welcome to effortless condominium living in this brand new, never-before-lived-in unit offering the perfect blend of modern finishes, energy efficienc

1 Photos

73 Queen Street E St. Marys, Perth, ON MLS® X13135142

Residential Freehold (Vacant Land)

$229000.0

Residential building lot in beautiful St. Marys! Buy and build, or buy the house next door for an extra large lot. Great lot for a walkout basement. G

31 Photos

428 Queen Street W, Perth, ON , MLS #X12867166 , Image - 1

Unit-28, 428 Queen Street W St. Marys, Perth, ON MLS® X12867166

Residential Condo & Other (Condo Townhouse)

$329900.0

Price drop by 5.7%

1 Beds
1 Baths
700-799 sq-ft

Pol Quality Homes is thrilled to announce the launch of a new condominium project in St. Marys, ON. This development features beautifully designed one

31 Photos

428 Queen Street W, Perth, ON , MLS #X12867168 , Image - 1

Unit-29, 428 Queen Street W St. Marys, Perth, ON MLS® X12867168

Residential Condo & Other (Condo Townhouse)

$324900.0

Price drop by 4.4%

2 Beds
1 Baths
700-799 sq-ft

Pol Quality Homes is thrilled to announce the launch of a new condominium project in St. Marys, ON. This development features beautifully designed one

31 Photos

428 Queen Street W, Perth, ON , MLS #X12867164 , Image - 1

Unit-30, 428 Queen Street W St. Marys, Perth, ON MLS® X12867164

Residential Condo & Other (Condo Townhouse)

$359900.0

Price drop by 5.3%

2 Beds
1 Baths
800-899 sq-ft

Pol Quality Homes is thrilled to announce the launch of a new condominium project in St. Marys, ON. This development features beautifully designed one

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