14.West Building
Laboratory in St. Louis, MO · 507 S EUCLID AVE
At a glance
14.West Building is a 103,262-square-foot laboratory building at 507 S EUCLID AVE in St. Louis, Missouri. In its 2021 St. Louis benchmarking disclosure it reported a site energy-use intensity of 241.2 kBtu/ft².
Building Energy Awareness Ordinance 70474 / BEPS 71132 · reporting year 2021
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 241.2 kBtu/ft² |
| Source EUI | — |
| GHG emissions | — |
| GHG intensity | — |
| Gross floor area | 103,262 sq ft |
| Source record | st_louis:P-001087:2021 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2021latest | — | 241.2 kBtu/ft² | — | |
| 2020 | — | 255.0 kBtu/ft² | — | |
| 2019 | — | 272.4 kBtu/ft² | — | |
| 2018 | — | 399.1 kBtu/ft² | — | |
| 2017 | — | 530.5 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
- 507 S EUCLID 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 14.West Building 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 241.2 kBtu/ft² is roughly in line with the average of 255.1 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 103,262 sq ft, it is about 35% 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 14.West Building's energy performance changed over time?
BuildingCensus holds 5 St. Louis disclosures for 14.West Building, covering report years 2017–2021. Site EUI moved from 530.5 kBtu/ft² (2017) to 241.2 kBtu/ft² (2021), a 55% decrease.
What does a site EUI of 241.2 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. 14.West Building's 241.2 kBtu/ft² across 103,262 sq ft works out to about 24.9 billion Btu (7,299 MWh-equivalent) in 2021.
Which law requires 14.West Building to report its energy use?
14.West Building 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-001087:2021). 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
- American Red Cross· 101,974 sq ft · EUI 538.0 kBtu/ft²
- 181.Biotechnology Center· 94,077 sq ft · EUI 402.4 kBtu/ft²
- GREEN HALL· 91,407 sq ft · EUI 72.4 kBtu/ft²
- Bayer Center· 78,000 sq ft · EUI 127.1 kBtu/ft²
- 26.4560 Clayton Ave· 71,438 sq ft · EUI 202.8 kBtu/ft²
- 1.North Medical Bldg· 66,647 sq ft · EUI 229.9 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 14.West Building's energy grade?
14.West Building did not report an ENERGY STAR score in its 2021 disclosure, but its site energy-use intensity was 241.2 kBtu/ft².
How much energy does 14.West Building use?
Its 2021 site energy-use intensity was 241.2 kBtu/ft² across 103,262 sq ft.
What are 14.West Building's carbon emissions?
No greenhouse-gas emissions figure was reported for 2021.
Where is 14.West Building?
14.West Building is at 507 S EUCLID AVE, in St. Louis, Missouri.
How big is 14.West Building and when was it built?
14.West Building has 103,262 sq ft of gross floor area, as reported in its 2021 disclosure. It is classed as laboratory.
Is 14.West Building 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, “14.West Building, St. Louis, Missouri — 2021 benchmarking disclosure”, https://buildingcensus.com/buildings/st-louis/14-west-building-579a9c16 (data as of July 9, 2026).