Ontario, CA, California · Project encyclopedia
Find upcoming development and work underway. Every project keeps a permanent source-backed article and full history.
Original owner records reviewed 30 October 2026. This is an initial curated collection, not an exhaustive project register.
Selected dated project-owner milestones; this is not a live feed or confirmation that work happened today.
Ontario reports the three-storey City Services Building entered construction in February 2026.
2026 district project description · Original sourceArena District Mixed-Use DevelopmentEconomic development materials describe phased apartments, retail and entertainment uses, with no observed final opening milestone.
Search 6 curated current project records, or open the historical archive.
6 current projects
No projects match those filters.
2 selected projects
Planned, reviewed, approved or tendered. Forecast dates are not evidence that construction started.
A long east-west park corridor intended to give Ontario Ranch public green space.
2026 owner planning record: The City publishes a conceptual master plan and Phase 1 preliminary design rather than confirmation of completed park construction.
Source evidence reviewed
View permanent record ↗Planned apartments, public spaces and an entertainment district adjacent to Toyota Arena.
2026 district project description: Economic development materials describe phased apartments, retail and entertainment uses, with no observed final opening milestone.
Source evidence reviewed
View permanent record ↗4 selected projects
Works that project owners identify as under construction; not a live on-site report.
Downtown public-services building planned to consolidate municipal offices.
February 2026: Ontario reports the three-storey City Services Building entered construction in February 2026.
Source evidence reviewed
View permanent record ↗Ontario section of a 19-mile regional rapid-bus corridor serving Pomona to Rancho Cucamonga.
2026 corridor update: Ontario's economic-development materials identify SBCTA and Omnitrans Phase 1 as a project under construction.
Source evidence reviewed
View permanent record ↗Airport-side freight and logistics real estate development intended to support regional cargo operations.
October 2026 airport project inventory: Airport authority identifies land-leasing development for a logistics complex as an in-progress initiative.
Source evidence reviewed
View permanent record ↗Passenger wayfinding upgrades spanning terminal signage and navigation information.
October 2026 airport project inventory: Airport authority lists navigation and wayfinding signs for both terminals as in progress.
Source evidence reviewed
View permanent record ↗Historical project records are preserved for research without crowding the current-project funnel.
Ontario, CA historical archive · 6 recordsVerified openings and completions, with original evidence and permanent articles.
Open archive ↗Ontario, California (San Bernardino County), not Ontario in Canada. Curated municipal, airport and regional public development with permanent original-source records. Confidence percentages are editorial, not calibrated. Project pages distinguish source dates, forecast dates and research checks.
