
Peoplefirst Developments / Astra Group
Cornerstone
909 5 Avenue SW, Calgary, AB T2P 3G5, Alberta
Cornerstone is a new pre-construction condominium by Peoplefirst Developments / Astra Group in Calgary, Alberta.
Cornerstone is a completed residential building in downtown Calgary, developed by Peoplefirst Developments together with Astra Group. It sits at 909 5 Avenue SW, right in the city's central business district.
The building offers two- and three-bedroom suites between about 653 and 950 square feet. Construction finished in 2024, and residents began moving in during the first quarter of that year.
Key project details
- Location
- 909 5 Avenue SW, Calgary, AB T2P 3G5, Calgary, Alberta
- Developer
- Peoplefirst Developments / Astra Group
- Home types
- 2–3 bedroom suites, 653–950 sq ft
- Pricing
- From $1,800
- Occupancy
- Completed 2024; residents began moving in Q1 2024
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How this listing is verified
- ✓ Listing facts compiled from multiple public sources and cross-checked by LIQWD's audit system
- ✓ Pricing and availability update as builders release them — last updated October 1, 2026
- ✓ Corrections from verified agents and builders are reviewed by our team — pre-construction details change; confirm final terms with the sales team
Local amenities
Cornerstone sits within Calgary's downtown core, where day-to-day needs are within easy reach of home. The central location places residents close to the offices, restaurants, shops, and services that define the city centre, along with the riverfront pathways and public spaces of the surrounding neighbourhood. As specific nearby businesses and institutions are confirmed, they will be reflected here.
Getting around
Downtown Calgary is one of the most connected parts of the city. Cornerstone's location in the core puts residents within reach of Calgary's CTrain light-rail network, including the free-fare zone along 7 Avenue, as well as frequent transit connections throughout the city centre. Major routes such as Bow Trail and Memorial Drive help connect the downtown to the wider region for those who drive.
About Peoplefirst Developments / Astra Group
Cornerstone is a joint effort between Peoplefirst Developments and Astra Group, builders active in the Alberta market. This project reflects their focus on delivering residential housing in central Calgary. Where a builder's track record is still emerging, prospective buyers are encouraged to review each company's completed work directly.
Buying pre-construction at Cornerstone
Buying in a new development like Cornerstone in Alberta typically begins with registering your interest to receive priority access to pricing and floor-plan information as they are released. Because this building is already complete, available suites may be sold as finished, move-in-ready homes rather than through a pre-construction release.
In a typical pre-construction purchase, buyers sign an agreement and provide deposits staged over time, then take possession once the unit and building are ready. With a completed building like this one, the timeline is shorter, since the home already exists and closing can follow more quickly.
Alberta does not impose a statutory cooling-off period equivalent to those in some other provinces, so it is important to review the purchase agreement carefully and seek independent legal advice before signing. A qualified real estate lawyer can confirm deposit terms, closing details, and your obligations under the contract.
Frequently asked questions
Where is Cornerstone located?
Cornerstone is located at 909 5 Avenue SW in downtown Calgary, Alberta, within the city's central business district.
Who is the builder behind Cornerstone?
Cornerstone was developed by Peoplefirst Developments and Astra Group, working together on this downtown Calgary project.
What types of homes are available at Cornerstone?
The building offers two- and three-bedroom suites ranging from roughly 653 to 950 square feet. Specific floor plans and availability are confirmed by the builder.
Is Cornerstone completed?
Yes. Construction was completed in 2024, and residents began moving in during the first quarter of 2024.
What is the starting price at Cornerstone?
Pricing has been noted from $1,800 CAD. Current pricing and availability should be confirmed directly with the builder or sales team.
How do I get around from Cornerstone?
The downtown location provides access to Calgary's CTrain light-rail network and downtown transit, plus major roads like Bow Trail and Memorial Drive for drivers.
How can I register for more information?
You can register your interest to receive updates on availability, pricing, and suite details as they are confirmed by the builder.
Information last updated October 1, 2026. Details are provided by the builder and may change without notice.
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