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Commercial Property in St. Catharines
Unit 504 at 80 King Street
Excellent opportunity to lease 1,951 SF of professional office space in the heart of downtown St. Catharines. The space features 7 private offices and a large boardroom, ideal for legal, accounting, or professional service users. Competitive lease rates with flexible tenant improvement packages available to suit your business needs. Prime location near City Hall and the courthouses, with convenient access to banking, public transit, and shopping. Ample on-site and underground parking available.
St. Catharines office for rent at $12/sq ft/year — book a tour to see if it fits your search.
Inside 80 King St #504
Every detail from the listing, in one place.
Type
Office
Features & systems
Lot & land
Lot size (sqft)
0
Listing & possession
Property class
Office
80 King St #504 Price & Lease History
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.
The local market
How 80 King St #504 Compares to the St. Catharines Market
The local market around this rental, and what you need to apply.
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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.
80 King St #504 is listed for rent at $12 per sq ft per year (MLS® X12682268). Summitly updates the rent as soon as the MLS® record changes.
How many bedrooms and bathrooms does 80 King St #504 have?
The listing for 80 King St #504 doesn't publish its bedroom and bathroom count. It is a commercial property in St. Catharines.
Is 80 King St #504 close to transit?
The nearest rapid-transit station is St. Catharines GO Station (Lakeshore West GO), about 1.4 km (about a 18-minute walk) in a straight line. Distances are straight-line, not walking routes; check the transit agency for routes and schedules.
Has 80 King St #504 been sold before?
Summitly has no earlier MLS® sale or lease of 80 King St #504 on record from the last two years. Older records aren't shown under TRREB rules.
Where is 80 King St #504?
80 King St #504 is in St. Catharines, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 80 King St #504 been on the market?
301 days — 80 King St #504 was listed on January 9, 2026.
How do I book a viewing of 80 King St #504 or apply to rent it?
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, then helps you put together your rental application.
What is the property tax for 80 King St #504?
The listing for 80 King St #504 doesn't publish the annual property tax. The property tax calculator linked at the foot of this page gives an estimate for St. Catharines.
When was 80 King St #504 built?
The listing for 80 King St #504 doesn't publish a year built. A Summitly agent can ask the listing brokerage for it.
