Homes for sale in St. Marys

71 homes for sale in St. Marys, median asking $639,000 ($174,999 to $4,250,000). That's about $363 per square foot. The typical home has been listed 64 days; 7 came on in the last 7 days. Houses make up 66% of what's for sale.

view 71 homes →
Right now, there are 71 homes for sale in St. Marys, Ontario. The median asking price is $639,000, with listings ranging from $174,999 to $4,250,000. The median price per square foot is $363, and the median days on market is 64. In the past week, 7 new homes were listed, and 16 in the past 30 days. The median year built is 2015, meaning half the listings are from 2015 or newer. Most listings are houses (47), with a median price of $725,000, followed by townhouses (13), land (8), and condos (3). The majority of homes have 3 bedrooms (33), with a median price of $569,900. About 21 homes are listed under $500,000, and 63 are under $1 million. Over 67 listings are priced under $2 million, and 4 are above that. There are 21 listings in St. Marys itself, with 3 from that specific area.

Summary written by mihom with AI, from the MLS® listing data on this page (October 24, 2026). The figures below are counted straight from the listings.

71
homes
$639,000
median asking
$175K to $4.25M
$363
median per sq ft
64 days
median on market
7
listed this week
16 in 30 days
2015
median year built

asking prices

21
29
13
3
1
1
3
<$500K
$500–750K
$750K–1M
$1–1.5M
$1.5–2M
$2–3M
$3M+

on the map

by type

typehomesmedian
houses47$725,000
townhouses13$555,000
Land8$534,900

by bedrooms

bedroomshomesmedian
1 bedroom10$344,900
2 bedroom14$599,950
3 bedroom33$569,900
4 bedroom12$727,450

by price

pricehomesmedian
under $500K21—

questions buyers ask

What do homes in St. Marys cost?

Median asking price is $639,000 across 71 active listings, ranging from $174,999 to $4,250,000, or about $363/sq ft.

How fast are homes selling here?

The median active listing has been on the market 64 days. 7 homes were listed in the last week and 16 in the last 30 days.

How much more is a 3-bedroom than a 2-bedroom?

Median asking is $599,950 for 2 bedrooms (14 listings) and $569,900 for 3 bedrooms (33 listings).

What types of homes are for sale?

47 houses (median $725,000), 13 townhouses (median $555,000), 8 Land (median $534,900), 3 condos (median $284,900).

How old are the homes?

Median year built is 2015 across the listings with a recorded build year.

statistics are computed from the 71 active MLS® listings matching this page and refresh every few hours with the feed. medians, not averages, so one outlier can't move them.