Armstrong Place Senior Housing (Tcac)
Multifamily Housing in California, CA · 2419 Mendell Street, San Francisco · 94124
At a glance
Armstrong Place Senior Housing (Tcac) is a 130,000-square-foot multifamily housing building at 2419 Mendell Street, San Francisco in San Francisco, California, built in 2010. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 72 out of 100 (grade B), a site energy-use intensity of 20.2 kBtu/ft² and 168 tCO₂e of greenhouse-gas emissions. That score is higher than 23% of the 9,612 scored multifamily housing buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 72 (band B) |
| Site EUI | 20.2 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 168 tCO₂e |
| GHG intensity | 1.3 kgCO₂e/ft² |
| Electricity | 635,001 kWh |
| Natural gas | 4,640 therms |
| Gross floor area | 130,000 sq ft |
| Source record | california:5935811:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 72 | +70 | 20.2 kBtu/ft² | 168 tCO₂e |
| 2023 | 2 | -1 | 62.0 kBtu/ft² | 463 tCO₂e |
| 2022 | 3 | +1 | 60.2 kBtu/ft² | 454 tCO₂e |
| 2021 | 2 | ±0 | 63.9 kBtu/ft² | 455 tCO₂e |
| 2020 | 2 | ±0 | 64.5 kBtu/ft² | 470 tCO₂e |
| 2019 | 2 | 62.2 kBtu/ft² | 468 tCO₂e |
Compliance context
AB 802 (Public Resources Code §25402.10)
AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 2419 Mendell Street, San Francisco
- City
- California
- State
- California
- ZIP
- 94124
- Coordinates
- 37.72770, -122.39585
Within ~1 km
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How does Armstrong Place Senior Housing (Tcac) compare with other multifamily housing buildings in California?
The latest disclosures cover 10,630 multifamily housing buildings in California, out of 40,029 buildings citywide. Armstrong Place Senior Housing (Tcac)'s ENERGY STAR score of 72 compares with an average of 82 across the 9,612 that report a score; it scores higher than 23% of them and lower than 75%. Its site EUI of 20.2 kBtu/ft² is about 41% below the average of 34.4 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 1.3 kgCO₂e/ft² is about 38% below the group average of 2.1 kgCO₂e/ft².
At 130,000 sq ft, it is about 14% below the average floor area of 150,919 sq ft for those buildings. It was built in 2010, 22 years later than the group's average year built (1988). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
How has Armstrong Place Senior Housing (Tcac)'s energy performance changed over time?
BuildingCensus holds 6 California disclosures for Armstrong Place Senior Housing (Tcac), covering report years 2019–2024. Its ENERGY STAR score went from 2 in 2019 to 72 in 2024 (+70 points). Site EUI moved from 62.2 kBtu/ft² (2019) to 20.2 kBtu/ft² (2024), a 68% decrease. Reported emissions went from 468 tCO₂e to 168 tCO₂e over the same span (down 64%).
What does an ENERGY STAR score of 72 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 72 means the building performs better than about 72% of its national peers. BuildingCensus bands the score into report-card grades; 72 falls in band B — above median (70–84). It sits 3 points below 75, the threshold for ENERGY STAR certification. In California, 65% of scored buildings are at 75 or above.
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. Armstrong Place Senior Housing (Tcac)'s 20.2 kBtu/ft² across 130,000 sq ft works out to about 2.6 billion Btu (770 MWh-equivalent) in 2024. The disclosure also reports 635,001 kWh of electricity and 4,640 therms of natural gas for the year.
Which law requires Armstrong Place Senior Housing (Tcac) to report its energy use?
Armstrong Place Senior Housing (Tcac) reports under AB 802 (Public Resources Code §25402.10), the legal basis of California's Building Energy Benchmarking Program (statewide), which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record california:5935811:2024). AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
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- Multifamily Housing buildings in California· 10,630 benchmarked
- All California benchmarked buildings· AB 802 (Public Resources Code §25402.10)
- Most efficient large buildings in California
- Least efficient large buildings in California
- Biggest emitters in California
Frequently asked questions
What is Armstrong Place Senior Housing (Tcac)'s energy grade?
Armstrong Place Senior Housing (Tcac) scores 72 out of 100 on ENERGY STAR — band B, above median (70–84) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Armstrong Place Senior Housing (Tcac) use?
Its 2024 site energy-use intensity was 20.2 kBtu/ft² across 130,000 sq ft, including 635,001 kWh of electricity and 4,640 therms of natural gas.
What are Armstrong Place Senior Housing (Tcac)'s carbon emissions?
Armstrong Place Senior Housing (Tcac) reported 168 tCO₂e of greenhouse-gas emissions (1.3 kgCO₂e/ft²) for 2024.
Where is Armstrong Place Senior Housing (Tcac)?
Armstrong Place Senior Housing (Tcac) is at 2419 Mendell Street, San Francisco, in San Francisco, California 94124. Its coordinates are 37.72770, -122.39585 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Armstrong Place Senior Housing (Tcac) and when was it built?
Armstrong Place Senior Housing (Tcac) has 130,000 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2010 as its year built. It is classed as multifamily housing.
Is Armstrong Place Senior Housing (Tcac) covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2024 Building Energy Benchmarking Program (statewide) disclosure, which lists the buildings reporting under AB 802 (Public Resources Code §25402.10).
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About this data
Source: Building Energy Benchmarking Program (statewide) (AB 802 (Public Resources Code §25402.10)), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Armstrong Place Senior Housing (Tcac), San Francisco, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/armstrong-place-senior-housing-tcac-f99c612c (data as of July 9, 2026).