Why it matters: In March 2026, San Francisco residents filed 204 "frequency and reliability" complaints about Muni through 311 — up 25% from 163 in March 2025. These are the complaints that say, in plain English: the bus didn't come. The Financial District/South Beach neighborhood led with 25 complaints, followed by the Mission with 16, Western Addition with 10, and Nob Hill with 9. A year ago, the top neighborhoods were Mission Bay, Glen Park, Sunset/Parkside, and SoMa — a completely different geographic pattern.
What the data shows: The shift toward downtown and the Mission is notable. Financial District/South Beach had 25 frequency complaints in March 2026 versus 14 in Mission Bay (the top neighborhood in March 2025) — suggesting the reliability problem has moved from outer neighborhoods toward the core transit corridors. Pass-up complaints (driver didn't stop) remained flat at 218 vs 220 year-over-year, and maintenance complaints held steady at 87 vs 87. The frequency/reliability category is the one that moved. Total Muni 311 complaints in March 2026 were 852 — actually down from the 1,000–1,200 range seen in late 2024 and 2025, so the overall complaint volume is lower, but the "bus isn't coming" subcategory is bucking that trend.
The bigger picture: The city announced in early 2026 that 78% of Muni riders rated service "excellent" or "good" — the highest in 25 years. SFMTA also reports that key routes like the 38R-Geary Rapid hit 93% on-time performance under the new headway management system. But the agency is simultaneously staring down a $307 million structural deficit that could trigger 50% frequency cuts on some routes by July 2026 if new funding isn't found. Satisfaction surveys and 311 complaints measure different things — but the divergence between the city's narrative and the complaint data is worth watching.
The bottom line: If frequency/reliability complaints in April and May continue rising while the city moves toward budget cuts, that's the signal that the satisfaction-survey story is getting overtaken by the fiscal reality. Watch the Financial District and Mission numbers specifically — those are the routes where the gap between the press release and the rider experience is currently widest.