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491 31ST AVE

Outer Richmond · San Francisco, CA · Parcel 1463053 · Last violation Apr 27, 2026 · Last complaint Jul 8, 2026

NeighborhoodOuter Richmond
More violations than 84% of nearby buildings
More violations than 84% of buildings and more complaints than 85% of buildings in Outer Richmond. Size-normalized against residential buildings in the neighborhood.
ViolationsComplaints
Activity TrendsLast 5 years
A steady level of activity over time
Last 2 yrs: 2 violations · 13 complaints
'21'26ViolationsComplaints
Severityⓘopen violations
2 open DBI violations
Active Notices of Violation issued by the Department of Building Inspection.
Open fire-safety violations0
Open lead violations0
311 Housing Complaints
Total complaints since 2017
35
4 per year avg.→ Stable in the last 2 years
Reported issues
12
Heatⓘ5
Leadⓘ0
Pestsⓘ4
Dept. of Building Inspection Violations
Total violations since 2015
15
1 per year avg.— Not enough history to determine trend
Open violations
2
Fire safetyⓘ0
Leadⓘ0

Top violation categories

5 yrsAll time
building section8 violations
Unknownⓘ7 violations

Top complaint types

5 yrsAll time
Illegal Construction No Permit Exceeds Permit Scope8 complaints
Infestation Rodent Insect4 complaints
Plumbing Broken Leaking4 complaints
Hot Water Lack Of Hot Water4 complaints
General Maintenance Not In List Above4 complaints
Fire Alarm System3 complaints
Mail Service Delivery Problem2 complaints
Doors Windows Broken Defective2 complaints
Heat Lack Of Heat1 complaints
Clutter Hoarder Unit Interior Storage1 complaints
Garbage Receptacles1 complaints
Bathroom1 complaints
Hide violations (15) ↑See complaints (35) →

Violation log

15 DBI violations

AllOpenClosed
StatusFiledCategoryItemNOV Item Description
OpenApr 27, 2026———
See something wrong? File a complaint with SF 311
Open
Jan 6, 2026
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not activeJan 18, 2024building sectionprovide apt. house water heated to min. 105 degrees f. (41 degrees c.) and max. of 120 degrees f. at hot water taps. (505d(3))boiler system down. repair boiler system.
not activeJan 18, 2024building sectioninspector's commentsit is the property owner's responsibility to be present or direct his/her representative to attend, the reinspection as scheduled on this notice of violation for the purpose of providing entry to the inspector of those areas cited within this notice. if the property owner cannot attend the scheduled reinspection (as specified on this notice) it is his/her responsibility to secure a different inspection date and time with the inspector. your cooperation is appreciated.
not activeJan 18, 2024building sectionprovide heat to each habitable room capable of maintaining a minimum room temperature of 70 degrees f. (20 degrees c.). (701c hc)boiler system down. repair boiler system.
not activeJan 18, 2024building sectionthis notice includes violations for the areas noted.this department investigated the complaint at the subject property and observed violation(s) of the san francisco housing code which are delineated within the notice of violation issued. pertinent observations are as follows.
not activeDec 29, 2023building sectionrepair malfunctioning light (504, 1001 hc)at time of inspection, interior entry light adjacent to front door was not operable. repair as needed.
not activeDec 29, 2023building sectioninspector's commentsit is the property owner's responsibility to be present or direct his/her representative to attend, the reinspection as scheduled on this notice of violation for the purpose of providing entry to the inspector of those areas cited within this notice. if the property owner cannot attend the scheduled reinspection (as specified on this notice) it is his/her responsibility to secure a different inspection date and time with the inspector. your cooperation is appreciated.
not activeDec 29, 2023building sectionrepair damaged walls & ceilings (1001b,h,o hc)at time of inspection, multiple locations at walls and ceilings inside unit showed evidence of water intrusion from above. patch and repaint all affected areas as needed.
not activeDec 29, 2023building sectionthis notice includes violations for the areas noted.this department investigated the complaint at unit #312 of the subject property and observed violation(s) of the san francisco housing code which are delineated within the notice of violation issued. pertinent observations are as follows.
not activeJun 1, 2023———
not activeApr 27, 2015———
not activeApr 27, 2015———
not activeApr 27, 2015———
not activeApr 27, 2015———
OpenApr 27, 2026
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OpenJan 6, 2026
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not activeJan 18, 2024
building section · provide apt. house water heated to min. 105 degrees f. (41 degrees c.) and max. of 120 degrees f. at hot water taps. (505d(3))
boiler system down. repair boiler system.
not activeJan 18, 2024
building section · inspector's comments
it is the property owner's responsibility to be present or direct his/her representative to attend, the reinspection as scheduled on this notice of violation for the purpose of providing entry to the inspector of those areas cited within this notice. if the property owner cannot attend the scheduled reinspection (as specified on this notice) it is his/her responsibility to secure a different inspection date and time with the inspector. your cooperation is appreciated.
not activeJan 18, 2024
building section · provide heat to each habitable room capable of maintaining a minimum room temperature of 70 degrees f. (20 degrees c.). (701c hc)
boiler system down. repair boiler system.
not activeJan 18, 2024
building section · this notice includes violations for the areas noted.
this department investigated the complaint at the subject property and observed violation(s) of the san francisco housing code which are delineated within the notice of violation issued. pertinent observations are as follows.
not activeDec 29, 2023
building section · repair malfunctioning light (504, 1001 hc)
at time of inspection, interior entry light adjacent to front door was not operable. repair as needed.
not activeDec 29, 2023
building section · inspector's comments
it is the property owner's responsibility to be present or direct his/her representative to attend, the reinspection as scheduled on this notice of violation for the purpose of providing entry to the inspector of those areas cited within this notice. if the property owner cannot attend the scheduled reinspection (as specified on this notice) it is his/her responsibility to secure a different inspection date and time with the inspector. your cooperation is appreciated.
not activeDec 29, 2023
building section · repair damaged walls & ceilings (1001b,h,o hc)
at time of inspection, multiple locations at walls and ceilings inside unit showed evidence of water intrusion from above. patch and repaint all affected areas as needed.
not activeDec 29, 2023
building section · this notice includes violations for the areas noted.
this department investigated the complaint at unit #312 of the subject property and observed violation(s) of the san francisco housing code which are delineated within the notice of violation issued. pertinent observations are as follows.
not activeJun 1, 2023
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not activeApr 27, 2015
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not activeApr 27, 2015
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not activeApr 27, 2015
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not activeApr 27, 2015
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