3.South Medical Bldg
Laboratory in St. Louis, MO · 4577 MCKINLEY AVE
At a glance
3.South Medical Bldg is a 56,173-square-foot laboratory building at 4577 MCKINLEY AVE in St. Louis, Missouri. In its 2021 St. Louis benchmarking disclosure it reported a site energy-use intensity of 371.1 kBtu/ft².
Building Energy Awareness Ordinance 70474 / BEPS 71132 · reporting year 2021
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 371.1 kBtu/ft² |
| Source EUI | — |
| GHG emissions | — |
| GHG intensity | — |
| Gross floor area | 56,173 sq ft |
| Source record | st_louis:P-001096:2021 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2021latest | — | 371.1 kBtu/ft² | — | |
| 2020 | — | 313.0 kBtu/ft² | — | |
| 2019 | — | 283.6 kBtu/ft² | — | |
| 2018 | — | 236.9 kBtu/ft² | — | |
| 2017 | — | 248.1 kBtu/ft² | — |
Compliance context
Building Energy Awareness Ordinance 70474 / BEPS 71132
St. Louis's Building Energy Performance Standard (Ordinance 71132) requires buildings of 50,000 sq ft or more to meet energy-use targets, with standards set on four-year cycles.
Ownership
Washington University
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Location
- Address
- 4577 MCKINLEY AVE
- City
- St. Louis
- State
- Missouri
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in St. Louis · biggest emitters
How does 3.South Medical Bldg compare with other laboratory buildings in St. Louis?
The latest disclosures cover 23 laboratory buildings in St. Louis, out of 639 buildings citywide. Its site EUI of 371.1 kBtu/ft² is about 45% above the average of 255.1 kBtu/ft² — it uses more energy per square foot than the typical building in that group.
At 56,173 sq ft, it is about 64% below the average floor area of 157,787 sq ft for those buildings. Across all 24 jurisdictions BuildingCensus covers, the 795 laboratory buildings average an ENERGY STAR score of 29 and a site EUI of 231.7 kBtu/ft².
How has 3.South Medical Bldg's energy performance changed over time?
BuildingCensus holds 5 St. Louis disclosures for 3.South Medical Bldg, covering report years 2017–2021. Site EUI moved from 248.1 kBtu/ft² (2017) to 371.1 kBtu/ft² (2021), an 50% increase.
What does a site EUI of 371.1 kBtu/ft² mean?
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. 3.South Medical Bldg's 371.1 kBtu/ft² across 56,173 sq ft works out to about 20.8 billion Btu (6,109 MWh-equivalent) in 2021.
Which law requires 3.South Medical Bldg to report its energy use?
3.South Medical Bldg reports under the Building Energy Awareness Ordinance 70474 / BEPS 71132, the legal basis of St. Louis's Building Energy Awareness Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2021 disclosure (source record st_louis:P-001096:2021). St. Louis's Building Energy Performance Standard (Ordinance 71132) requires buildings of 50,000 sq ft or more to meet energy-use targets, with standards set on four-year cycles.
More laboratory buildings in St. Louis
- 2.Cancer Research Bldg· 53,602 sq ft · EUI 249.4 kBtu/ft²
- 64.4511 Forest Park· 52,988 sq ft · EUI 200.4 kBtu/ft²
- All St. Louis benchmarked buildings· Building Energy Awareness Ordinance 70474 / BEPS 71132
- Most efficient large buildings in St. Louis
- Least efficient large buildings in St. Louis
- Biggest emitters in St. Louis
Frequently asked questions
What is 3.South Medical Bldg's energy grade?
3.South Medical Bldg did not report an ENERGY STAR score in its 2021 disclosure, but its site energy-use intensity was 371.1 kBtu/ft².
How much energy does 3.South Medical Bldg use?
Its 2021 site energy-use intensity was 371.1 kBtu/ft² across 56,173 sq ft.
What are 3.South Medical Bldg's carbon emissions?
No greenhouse-gas emissions figure was reported for 2021.
Where is 3.South Medical Bldg?
3.South Medical Bldg is at 4577 MCKINLEY AVE, in St. Louis, Missouri.
How big is 3.South Medical Bldg and when was it built?
3.South Medical Bldg has 56,173 sq ft of gross floor area, as reported in its 2021 disclosure. It is classed as laboratory.
Is 3.South Medical Bldg covered by the Building Energy Awareness Ordinance 70474 / BEPS 71132?
Yes — it appears in the 2021 Building Energy Awareness Benchmarking disclosure, which lists the buildings reporting under the Building Energy Awareness Ordinance 70474 / BEPS 71132.
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About this data
Source: Building Energy Awareness Benchmarking (Building Energy Awareness Ordinance 70474 / BEPS 71132), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “3.South Medical Bldg, St. Louis, Missouri — 2021 benchmarking disclosure”, https://buildingcensus.com/buildings/st-louis/3-south-medical-bldg-3b2d3056 (data as of July 9, 2026).