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2700-2702 21St St

Inner Mission, SF 94110 4087017 2 units · 2 fl · 1909

This building has more problems than most buildings in this neighborhood. A handful of unresolved issues. Worth a careful walk-through and pointed questions.

NOVs (7y) vs. neighborhood
Compared to a typical building in Inner Mission
At or below average
avg 2.6
1
FewerMore

This building has 1 novs (7y), at or below the Inner Mission average of 2.6.

Rent & eviction protection

Is 2700-2702 21St St rent-controlled?

San Francisco's Rent Ordinance caps rent increases and provides eviction protection for most residential units built before 1979 with 2+ units. Here's how this building scores.

Built before 1979
Built 1909
2 or more units
2 units
Property type
Multi-Family Residential
Zoning
RH2
Likely rent-controlled. Building age and unit count suggest this property falls under San Francisco's Rent Ordinance.

Based on SF Assessor records. Not legal advice — confirm with the SF Rent Board.

Building characteristics
Units2
Floors2
Year built1909
Total area2,900 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot4087017
Ownership

Registered owner per SF Assessor-Recorder (secured roll).

Owner name
York St Llc
Mailing address
2200 Jerrold Ave Ste E San Francisco CA 94124
Last sale
081621

Landlord portfolio

Other SF properties this owner holds, with risk grades for each.

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Multiple entrances & addresses

Included addresses

All street addresses sharing this blocklot that are covered by this report.

2700 21st St, San Francisco, CA 94110
2702 21st St, San Francisco, CA 94110
Augrented Insights
Initial analysis

The property at 2700-2702 21st Street is a two-story, multi-family residential building constructed in 1909, currently owned by York St LLC and located in San Francisco's Inner Mission neighborhood. The building has undergone significant recent renovations, most notably in 2021-2022 when a commercial space was converted into a residential unit with 3 bedrooms and 2 baths, including the installation of an NFPA 13D fire sprinkler system (cost $300,000). Additional improvements included a complete electrical overhaul for the new unit, bathroom and kitchen renovations, and the installation of a new heating system (2023). The property has experienced several maintenance and compliance issues over the years, including multiple vacant storefront complaints between 2019 and 2020, plumbing-related concerns in 2016, and an unauthorized auto repair business operating out of garages in 2005-2006. The building received a fire code violation in 2006 regarding the need for fire extinguishers, though this was subsequently resolved.

Recent activity at the property has generated numerous 311 calls in 2024 primarily related to garbage and debris removal from the surrounding area, though these appear to be external rather than building-specific issues. The most recent significant building improvement was the installation of a new split system heat pump and associated plumbing work in early 2023. The property has maintained active compliance with building codes since the resolution of previous violations, and all major recent improvements appear to be properly permitted and completed, including comprehensive plumbing upgrades involving bathroom, kitchen, and sewer system improvements between 2021 and 2022. The building's historical records show a pattern of commercial-to-residential conversions and infrastructure upgrades, with the most recent phase focusing on modernizing safety systems and residential amenities.

AI-generated · may contain errors · check the source data tables below

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Risk rating

How 2700-2702 21St St's risk score is calculated

We trained a model on 7 years of SF DBI inspection data — notice of violation filings, complaint history, and owner track records. It estimates the probability that DBI inspectors will issue a Notice of Violation at this address in the next 12 months. Lower % = safer.

What the score means for you

Grade A–B — Low risk

DBI rarely finds violations here. Strong maintenance history and a clean complaint record.

Grade C — Moderate risk

Some past violations or complaints on record. Worth asking the landlord about any open issues before signing.

Grade D–F — High risk

Elevated violation and complaint history. DBI has found issues here before and is statistically likely to again.

Neighborhood percentile
21th percentile

Out of 2380 buildings in this neighborhood, 1880 are predicted to be safer.

RiskiestSafest
Predicted 12-month outcome
45%
No DBI
violation
55%
DBI violation
likely
Model explanation

What's driving this score

The three data points that most influenced this building's risk rating — ranked by the weight the model placed on each one.

DBI complaint rate, owner's portfolio

Per-building complaint rate across the owner's portfolio.

Director's hearings (past 7 years)

Director's hearings are escalated enforcement actions for buildings that haven't resolved violations — a serious signal.

DBI tenant complaints (past 7 years)

Formal complaints tenants filed with DBI about this building over 7 years.

12-Month severity forecast
No violation 45.0%
Moderate concern 48.1%
Severe concern 6.9%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months at each severity level. Model: full_hgb_balanced.
Apartment reviews

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The story over time

2700-2702 21St St event timeline

Violations, complaints, fire incidents, permits, and buyouts — most recent records in order.

2026
311 Request Jun 11
Garbage and debris
human waste or urine
311 RequestJun 11
Stop

See all 19 events

Full history back to 2019 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 2700-2702 21St St apartments

13 SF public datasets for this parcel — permits, violations, complaints, fire records, 311 calls, planning records, and buyouts.

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Cancel anytime · Data sourced from SF Open Data, DBI, SFFD, SF Rent Board & Planning

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