How can Zara help?Zara · AI virtual agent · 24/7 · free
Zara is an AI virtual agent. Advisors are licensed REALTORS® at Coldwell Banker Summit Realty, Brokerage.
Commercial Property in Cobourg
Unit 100 at 316 King Street East
Rare Opportunity to Lease an Entire Landmark Commercial Building in Downtown CobourgProminently located at 316 King Street East in the heart of Cobourg, this purpose-built, standalone three-storey commercial office building with a full lower level offers a total of 40,157 square feet of rentable area. Cobourg Collegiate Institute high school located directly across the street with 1,110 students. Originally constructed in 1999 as the King Street Medical Centre / Cobourg Professional Centre, the property features a dramatic central skylit atrium with a two-storey lobby, open gallery walkways, passenger elevator, and architectural staircase - delivering an exceptional and memorable arrival experience for tenants and visitors alike.This is a rare opportunity to lease the entire building as a single, cohesive occupancy. The flexible design supports a full-building tenant seeking a prominent, self-contained headquarters or institutional presence, while the dramatic architectural elements and existing high-quality medical/professional improvements provide immediate functionality and prestige.The property offers extensive existing improvements from former healthcare uses, including urgent care, pharmacy, physiotherapy, audiology, counselling, and related clinical spaces. These features make it ideally suited for medical, dental, healthcare, institutional, educational, government, or professional office users. A dedicated ground-floor retail/clinic space with prominent storefront glazing provides outstanding street exposure along King Street East.Additional highlights include ample on-site parking, excellent accessibility, and a prime central Cobourg location.C.R. Gummow Public School (311 Cottesmore Avenue), a well-regarded K-8 elementary school serving nearly 800 students in a modern facility, is located just 600-800 metres away - an easy under-10-minute walk from the subject property.
Cobourg office for rent at $18/sq ft/year — book a tour to see if it fits your search.
Inside 316 King St E #100
Every detail from the listing, in one place.
Type
Office
Features & systems
Lot & land
Lot size (sqft)
0
Listing & possession
Property class
Office
316 King St E #100 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 316 King St E #100 Compares to the Cobourg Market
The local market around this rental, and what you need to apply.
Summitly Verified · for renters
Have your rental profile ready
Get checked once and reuse it for 12 months. If a Summitly agent submits your application for this home, we send your verified profile with it to the listing brokerage.
Transit, schools, parks and everyday places near this home. Select any place to open it on Google Maps.
Loading schools, parks, groceries and more nearby…
How long is your commute?
From 316 King St E #100. Typical times without traffic delays; transit times aren't available yet.
For homeowners nearby
Own a home on King Street East? See what yours is worth
Get an instant estimate for your own home, based on recent sales around you. A free account shows the number and emails you the full report.
Free · No obligation · Backed by Coldwell Banker
Book a tour of 316 King St E #100 with a licensed agent
A licensed agent can arrange a viewing, answer questions about the lease and help you put your application together.
Zara, any time
Zara · AI virtual agent
Ask about 316 King St E #100 day or night. Zara reads this listing and answers in plain words. When you want a person, she hands you to a licensed agent.
A licensed local agent
Your agent books the viewing with the listing brokerage, answers questions about the lease and helps with your application.
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.
316 King St E #100 is listed for rent at $18 per sq ft per year (MLS® X13546860). Summitly updates the rent as soon as the MLS® record changes.
How many bedrooms and bathrooms does 316 King St E #100 have?
The listing for 316 King St E #100 doesn't publish its bedroom and bathroom count. It is a commercial property in Cobourg.
Has 316 King St E #100 been sold before?
Summitly has no earlier MLS® sale or lease of 316 King St E #100 on record from the last two years. Older records aren't shown under TRREB rules.
Where is 316 King St E #100?
316 King St E #100 is in Cobourg, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 316 King St E #100 been on the market?
115 days — 316 King St E #100 was listed on July 9, 2026.
How do I book a viewing of 316 King St E #100 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 316 King St E #100?
The listing for 316 King St E #100 doesn't publish the annual property tax. The property tax calculator linked at the foot of this page gives an estimate for Cobourg.
When was 316 King St E #100 built?
The listing for 316 King St E #100 doesn't publish a year built. A Summitly agent can ask the listing brokerage for it.