Miami 311: A County Line and a City Record That Stops in 2024
Miami has no 311 of its own. The number its own website tells residents to dial, 311 or 305-468-5900, rings at Miami-Dade County's contact centre, which handles county and City of Miami requests in English, Spanish and Haitian Creole and closes on Sundays. The city publishes its own slice of the county's data, and that slice is unusually complete: it records the channel each request arrived by, a goal in days for its case type, the days actually taken and an overdue flag. It ends on 12 August 2024, the day the county moved 311 onto a new platform.
📊 Impact
88,078 City of Miami requests in the published extract, counted from the city's own feature layer on 26 July 2026, covering October 2022 to 12 August 2024; calendar 2023 alone ran to 46,481. Phone carried 75,600 of them, 86 percent, against 5,764 from the iPhone and Android apps, 6.5 percent, and 2,858 from the web. 23,951 records, 27 percent, carry the overdue flag.
🎓 Lesson
A service-request record is only as durable as the platform beneath it. Miami-Dade's published series runs 2013 to 2023 and the city's extract stops at the August 2024 migration, so the most auditable thing about Miami 311 — a goal in days, the days actually taken and an overdue flag on every case — describes a system that has since been replaced. And the flag only measures Miami against its own clock: no county Inspector General audit has ever checked whether a case marked closed was actually fixed.
Sources
📎 Cite this project
1001 Smart Cities (2026). “Miami 311: A County Line and a City Record That Stops in 2024” — Miami, United States. The Smart City Atlas. https://1001smartcities.org/projects/miami-311/ (last verified 2026-07-26). Data: CC BY 4.0.
The underlying data is free to reuse with attribution — see the open data page.
🔗 Related projects
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