Cornwall, ON · · MLS® X13444206Updated
$1,000,000
1343 Rosemount Ave is an office in Cornwall, listed for $1,000,000.
Coldwell Banker Summit Realty, BrokerageZara is an AI virtual agent. Advisors are licensed REALTORS® at Coldwell Banker Summit Realty, Brokerage.
The subject property consists of a 1.13-acre parcel of serviced land, with approximately 240 ft of frontage on the east side of Rosemount Ave, by a depth of approximately 239.8 ft of depth. The lot is slightly irregular in shape. There is a paved parking lot with some 34 staff parking spaces behind the building and an addition 16 or so spaces at the front of the building. The site is fully serviced with municipal water and sanitary sewer, electrical, communications and other typical services. Storm drainage is to ditches along Rosemount Ave. No environmental issues were identified, and the assumption is the site is environmentally clean. The site has been improved with a single story office building having approximately 8,300 sq. ft, of overall area that was built in 1974-75. In addition to the main building there is one outbuilding as shown on the attached I-Guide. The main building is complete with sufficient washrooms for its size and is fully air conditioned from one or two roof mounted HVAC systems. The size of the hydro system is not known but, is assumed to be approximately 400 amp single phase. The building is considered to be in good condition overall.
Cornwall office priced at $1,000,000 — book a tour to see if it fits your search.
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Lot & land
Listing & possession
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
Sourced from MLS®. Includes earlier listings of this property on record.
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Zara compares it with recent sales of similar homes nearby. It's a guide, not an appraisal.
Zara’s estimate
Estimated from city-wide sales. There isn’t enough detail on this listing to rate the price.
Summitly estimate, not from TRREB, the MLS® or the listing brokerage. Not an appraisal. How it works
Closed sales on the TRREB MLS®.
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Listing brokerage: RE/MAX AFFILIATES MARQUIS LTD., BrokerageMLS® X13444206 · Listing data last updated
Listing data comes from the Toronto Regional Real Estate Board (TRREB) and is deemed reliable but not guaranteed. Shown on Summitly by Coldwell Banker Summit Realty, Brokerage, which is not the listing brokerage. The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate and may not be used for any commercial purpose or any other purpose. © 2026 Toronto Regional Real Estate Board. All rights reserved.
Mortgage financing is arranged through Mortgage Squad Advisors. Summitly is the technology platform that powers this site. Estimated values, AI insights, calculator results, and rental projections shown on this page are generated by Summitly and are not provided by, reviewed by, or sourced from TRREB, the MLS®, or the listing brokerage; they are not appraisals or opinions of value. The trademarks REALTOR®, REALTORS®, and the REALTOR® logo are controlled by the Canadian Real Estate Association (CREA) and identify real estate professionals who are members of CREA. The Coldwell Banker® name and logo are trademarks of Coldwell Banker Real Estate LLC.
Homes for sale in Cornwall
Every active Cornwall MLS® listing, updated all day.
Curated MLS® searches this property belongs to — same city, same shape of home.
Based on 283 sales from Jul 22 – Oct 20, 2026 (181 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
1343 Rosemount Ave is listed at $1,000,000 (MLS® X13444206). Summitly updates the price as soon as the MLS® record changes.
Yes — it was first listed at $850,000 and is now $1,000,000, an increase of $150,000 (17.6%).
The listing for 1343 Rosemount Ave doesn't publish its bedroom and bathroom count. It is a commercial property in Cornwall.
Its asking price of $1,000,000 is about 140% above the median sold price in Cornwall over the last 90 days, $416,000, across 283 closed sales on the TRREB MLS®. A city median mixes every type and size of home, so the comparable sales on this page are the closer guide.
Summitly has no earlier MLS® sale or lease of 1343 Rosemount Ave on record from the last two years. Older records aren't shown under TRREB rules.
1343 Rosemount Ave is in Cornwall, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
131 days — 1343 Rosemount Ave was listed on June 11, 2026.
About $16,475 in Ontario land transfer tax at the asking price of $1,000,000. First-time buyers can get up to $4,000 back. Legal fees and other closing costs are extra.
Select "Book a viewing" on this page and pick a time. A licensed Coldwell Banker Summit Realty, Brokerage agent confirms it with the listing brokerage. When you're ready, your agent prepares the offer with you and submits it to the listing brokerage.
The listing for 1343 Rosemount Ave doesn't publish the annual property tax. The property tax calculator linked at the foot of this page gives an estimate for Cornwall.
The listing for 1343 Rosemount Ave doesn't publish a year built. A Summitly agent can ask the listing brokerage for it.
