491 31ST AVE
Outer Richmond · San Francisco, CA · Parcel 1463053 · Last violation Apr 27, 2026 · Last complaint Aug 13, 2026
NeighborhoodOuter Richmond
More violations than 84% of nearby buildings
More violations than 84% of buildings and more complaints than 84% of buildings in Outer Richmond.
Size-normalized against residential buildings in the neighborhood.
Activity TrendsLast 5 years
A steady level of activity over time
Last 2 yrs: 2 violations · 14 complaints
Severityⓘopen violations
2 open DBI violations
Active Notices of Violation issued by the Department of Building Inspection.
Severe0
Serious0
Minor2
311 Housing Complaints
Total complaints since 2017
37
4 per year avg.→ Stable in the last 2 years
Complaint severity
Last 5 years
19
Severeⓘ5
Seriousⓘ7
Minorⓘ7
Dept. of Building Inspection Violations
Total violations since 2015
15
1 per year avg.↓ Down 78% in the last 2 years (2 vs 9 prior 2 yrs)
Open violations
2
Severeⓘ0
Seriousⓘ0
Minorⓘ2
Illegal Construction No Permit Exceeds Permit Scope10 complaints
General Maintenance Not In List Above4 complaints
Hot Water Lack Of Hot Water4 complaints
Plumbing Broken Leaking3 complaints
Doors Windows Broken Defective2 complaints
Mail Service Delivery Problem2 complaints
Garbage Receptacles1 complaints
Fire Alarm System1 complaints
Infestation Rodent Insect1 complaints
Bathroom1 complaints