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Antioch, California · Project encyclopedia

Projects in Antioch, California.

Find upcoming development and work underway. Every project keeps a permanent source-backed article and full history.

8 upcoming1 underway3 completed

Owner records reviewed 30 Oct 2026. Curated collection, not exhaustive.

Latest documented evidence

Selected dated project-owner milestones; this is not a live feed or confirmation that work happened today.

Find current projects

Search 9 curated current project records, or open the historical archive.

9 current projects

Upcoming and preconstruction

8 selected projects

Planned, reviewed, approved or tendered. Forecast dates are not evidence that construction started.

Roads & mobility · 2026–31 capital programme; construction start unverified

L Street Pathway Phase II

Phase II pavement, widened travelway, landscape and active-travel changes went through environmental review in August 2026.

2026 five-year capital programme: Municipal capital programme records this named project.

Source evidence reviewed

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Roads & mobility · 2026–31 capital programme; construction start unverified

Antioch Cape Seal 2026

The 2026 capital programme identifies a pavement preservation package; published funding does not confirm individual streets surfaced.

2026 five-year capital programme: Municipal capital programme records this named project.

Source evidence reviewed

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Public facilities · 2026–31 capital programme; construction start unverified

Nick Rodriguez Community Center Rehabilitation

The City's five-year capital programme identifies substantial centre rehabilitation; completed HVAC work is a distinct investment.

2026 five-year capital programme: Municipal capital programme records this named project.

Source evidence reviewed

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Parks & public realm · 2026–31 capital programme; construction start unverified

Prewett Park Pool Resurfacing

City budget includes public pool resurfacing; it does not establish a closure date, contractor or reopening.

2026 five-year capital programme: Municipal capital programme records this named project.

Source evidence reviewed

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Roads & mobility · 2026–31 capital programme; construction start unverified

FY2026–27 Sidewalk Repair Programme

Capital funding for pedestrian footway repair; no project-specific property list or completed repaired length was identified.

2026 five-year capital programme: Municipal capital programme records this named project.

Source evidence reviewed

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Roads & mobility · 2026–31 capital programme; construction start unverified

Traffic Signal System Upgrades at 69 Locations

Programme for citywide traffic signal technology modernisation. Capital totals do not establish how many intersections are operational.

2026 five-year capital programme: Municipal capital programme records this named project.

Source evidence reviewed

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Parks & public realm · 2026–31 capital programme; construction start unverified

Community Bicycle Garden Development

The city capital programme lists a community cycling garden concept. Confirm approved site and final funding before describing construction.

2026 five-year capital programme: Municipal capital programme records this named project.

Source evidence reviewed

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Roads & mobility · 2026–31 capital programme; construction start unverified

Sycamore Corridor Traffic Calming

The city CIP identifies a named traffic-calming investment distinct from other road rehabilitation works.

2026 five-year capital programme: Municipal capital programme records this named project.

Source evidence reviewed

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Documented construction

1 selected projects

Works that project owners identify as under construction; not a live on-site report.

Roads & mobility · Documented construction during 2025; 2026 physical status to verify

L Street Pathway to Transit Phase I

The City began L Street concrete crossing, safety beacon, bicycle and pedestrian works, reported as continuing in its 2025 annual report.

2026 five-year capital programme: Municipal capital programme records this named project.

Source evidence reviewed

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Completed projects remain accessible

Historical project records are preserved for research without crowding the current-project funnel.

Antioch historical archive · 3 records

Verified openings and completions, with original evidence and permanent articles.

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Antioch City projects supported by its adopted capital programme, City Manager annual report and engineering acceptance statement. Distinguishes construction and completed works from multi-year budget proposals. Confidence percentages are editorial, not calibrated. Project pages distinguish source dates, forecast dates and research checks.