
Cheap Apartments for Rent in St Marys, ON from $700 (82 Rentals)
Search the lowest-cost Apartments available for rent right now in St Marys.


20 Water St S, Unit 31

Revo on King St

Blossom Gate

Studios on King

69 Cartwright St

520-560 Mornington Avenue

1025 King St E

200 Westfield Dr

The Eleanor
What Does “Rent Burdened” Mean? How Much Rent Is Too Much
Learn the official definition (spending 30% or more of your gross income on housing) and how to calculate your exact rent-to-income ratio. This guide offers expert tips on factoring in total housing costs (including utilities and fees) and budgeting accurately to avoid unnecessary financial strain.

Total Monthly Price
The Weatherfield

Total Monthly Price
The Dorchester

Ridout Towers

420 Central Avenue

Total Monthly Price
Canterbury Towers

Gordon Avenue

190 Cherryhill Cir

105 Cherryhill Blvd

120 Cherryhill Pl

Webster Apartments
Your Guide to Co-Signers: The Risks, Rewards, and Everything in Between
Thinking about getting a co-signer for your rental application? We break down what a co-signer is, the potential benefits, and the serious risks for both parties. Find out if it's the right choice for you.

Trillium Towers I/II

1560, 1570, 1580 Adelaide Street North

498 Queens Avenue

123 King St

Platts Crossing

Oakland Avenue

Wonderland Road

Capitol Hill Apartments

Total Monthly Price
Castlegrove Apartments

Total Monthly Price
Kingswood Estates
Cash or credit? Understanding the Importance of Credit Score in Real Estate and Renting
Discover how your credit score impacts your ability to lease or buy a home. Learn how credit scores are determined, how to check yours, and strategies to improve it for real estate success.

Mooregate Apartments

NUVO - 1442 Highland Road West

Maple Ridge On The Parc

Scenic Tower

543 Mornington Avenue & 135 Connaught Avenue

Granite House

396 Queens Avenue

640, 650, 660 Fanshawe Park Road East

Total Monthly Price
The Whitehall

939 Western
Roommate Matching: Finding the Right Fit and Avoiding Pitfalls
When searching for a roommate, follow this list of essential steps and set clear expectations to create a solid foundation for a harmonious living situation.

The Wynbrook

746 Fanshawe Park Road East

Park Place

200 Shakespeare Drive

Adanac Crossing

Grosvenor Estates

250 Oakland Avenue

Total Monthly Price
Talbot Towers

SOHOSQ Rentals

Vanier Heights
Renters Insurance 101: What It Is, What It Covers, and Why You Need It
From theft to fire to water damage, the unexpected can happen to any renter. Discover why renters insurance is one of the smartest and most affordable investments you can make as a tenant.
St Marys, ON Local Guide
How much does it cost to rent an apartment in St Marys?
| Bedroom | Average Rent | Cheapest Rent | Highest Rent |
|---|---|---|---|
| St Marys Studio Apartments | $1,378 | $1,100 | $1,641 |
| St Marys 1 Bedroom Apartments | $1,683 | $1,100 | $3,015 |
| St Marys 2 Bedroom Apartments | $2,178 | $1,399 | $3,630 |
| St Marys 3 Bedroom Apartments | $2,642 | $1,842 | $3,895 |
| St Marys 4 Bedroom Apartments | $963 | $900 | $1,044 |
Browse Top Apartments in St Marys
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St Marys, ON Local Guide
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Cheapest Available St Marys Apartments for Rent and Nearby
 The cheapest available apartment rental in St Marys, ON is a 1 Bed unit found at Revo on King St priced from $1,100. Blossom Gate has the second lowest priced unit, which is a Studio apartment currently listed from $1,100. Here is today’s list of the most affordable St Marys apartments for rent:
| Apartment Listing | Model Name | Bed/Bath | Priced From |
|---|---|---|---|
| Revo on King St | One Bedroom | 1BR,1BA | $1,100 |
| Blossom Gate | Studio | Studio,1BA | $1,100 |
| Studios on King | Bachelor | Studio,1BA | $1,150 |
| 520-560 Mornington Avenue | 1 Bedroom | 1BR,1BA | $1,199 |
| 1025 King St E | 1 Bedroom | 1BR,1BA | $1,200 |
| 200 Westfield Dr | Bachelor Suite | Studio,1BA | $1,210 |
| The Eleanor | Bachelor | Studio,1BA | $1,249 |
| The Weatherfield | 0 Beds, 1 Baths | Studio,1BA | $1,260 |
| The Dorchester | 0 Bedroom, 1 Bathroom | Studio,1BA | $1,280 |
| 420 Central Avenue | Studio | Studio,1BA | $1,324 |
Best Value Apartments for Rent in St Marys, ON and Nearby
As of July 15, 2026 the best value apartment in the St Marys area is the $1.77 price per square foot 3 Bedroom(s) and 1.5 Bathroom(s) Model at Sunnydale in the in the Waterloo North West neighborhood starting from $2,650. The second greatest value St Marys apartment is the Two Bed – 03 Style Model at Cinque Apartments starting at $1,760 with a $1.63 price per square foot . Here is today’s list of the best values for St Marys apartments based on price per square foot:
| Apartment Listing | Model Name | Bed/Bath | Price Per Sq.Ft. |
|---|---|---|---|
| Sunnydale | 3 Bedroom(s) and 1.5 Bathroom(s) | 3BR,1.5BA | $1.77 |
| Cinque Apartments | Two Bed – 03 Style | 2BR,1BA | $1.63 |
| The W London - Student Living | 4 Bedroom x 3 Bathroom | 4BR,3BA | $0.84 |
| 340 Colborne Street | 2 Bedroom | 2BR,1BA | $1.78 |
| 1560, 1570, 1580 Adelaide Street North | 2 Bedroom | 2BR,1BA | $1.74 |
| Oakland Avenue | 2 Bedroom (Type B) | 2BR,1BA | $1.73 |
| South Grand Apartments | 2 Bedroom | 2BR,1BA | $1.60 |
| 543 Mornington Avenue & 135 Connaught Avenue | 2 Bedroom | 2BR,1BA | $1.68 |
| Webster Apartments | Renovated 1 Bedroom | 1BR,1BA | $1.75 |
| 520-560 Mornington Avenue | 1 Bedroom | 1BR,1BA | $1.54 |
Don't Settle: How to Negotiate Your Apartment Lease and Save Money
Discover the insider tips from an attorney and real estate agent on how to negotiate your next apartment lease. Find out what's on the table and what's not, so you can save money and get the best terms possible.
Read ArticleReal Estate and Rental Term Glossary | ApartmentHomeLiving.com Renter University
From the letter A all the way to the letter Z, the Real Estate and Rental Term Glossary from the content team at ApartmentHomeLiving.com provides our visitors and shoppers with a little clarity and helpful guidance in navigating the real estate world through definitions and explainers for the top subjects and terms that someone may come across during the leasing, buying, or selling process.
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How much rent can you afford?
The common "Rule of Thumb" is that rent should be no more than 30% of your income. How much is that? Enter your monthly income and click "Calculate My Budget" to find out.
Remember the 3 Rules of Real Estate:Location, Location, Location!
Explore St Marys, ON Rentals by Map
See the most popular apartments and homes in St Marys, ON
Frequently Asked Questions about Cheap St Marys Apartments
What is the Cheapest Studio apartment in St Marys?
Currently the most affordable Cheap Studio Apartment in St Marys is at Blossom Gate listed at $1,100.
How much is rent for a Cheap One Bedroom St Marys Apartment?
The lowest price for a Cheap One Bedroom St Marys Apartment is $1,100 at Revo on King St.
What is the lowest price for a Cheap Two Bedroom St Marys Apartment for rent?
Today's best deal for a Cheap Two Bedroom Apartment in St Marys is starting from $1,399 at South Grand Apartments.
What is the most affordable St Marys Three Bedroom Apartment?
The best deal on a cheap St Marys Three Bedroom Apartment rental is at 939 Western and starts from $1,842.
Expert Rental Resources
The rental experts at ApartmentHomeLiving.com provide you with top advice, tools, and tips for understanding the leasing process and finding the perfect rental. Here are a few helpful rental and leasing articles from our experts to guide you on your search.
Articles, How-To's, and Tips

Renters Insurance 101: What It Is, What It Covers, and Why You Need It
Written by: Robin Stewart
Insurance seems to be a part of life. In some states, having insurance is the law, as is the case for automobile insurance. Renters are no exception.

Apartment Occupancy Rates: Renter Attraction vs Renter Retention
Written by: Robin Stewart
There’s a tenet in marketing about client or customer attraction and retention. Studies and data have consistently shown it costs less to keep a current customer than to attract a new one.

How I Find the Perfect Rental for My Clients: A Real Estate Pro's Guide
Written by: Robin Stewart
Evaluating rental properties for clients draws many parallels to house-hunting. Whether an apartment, loft, townhouse, or other rental, finding the right place means finding “home” for your client.

Pet-Friendly Renting: Everything You Need to Know Before You Move
Written by: Christine Leonard, Esq.
For so many of us, pets are the best companions and a big part of our lives. For this reason, a pet-friendly house or apartment is often a very important - and nonnegotiable - part of a move.