Confluence Preparatory Academy
K-12 School in St. Louis, MO · 310 N 15TH ST
At a glance
Confluence Preparatory Academy is a 141,162-square-foot K-12 school at 310 N 15TH ST in St. Louis, Missouri. In its 2021 St. Louis benchmarking disclosure it reported a site energy-use intensity of 50.5 kBtu/ft².
Building Energy Awareness Ordinance 70474 / BEPS 71132 · reporting year 2021
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 50.5 kBtu/ft² |
| Source EUI | — |
| GHG emissions | — |
| GHG intensity | — |
| Gross floor area | 141,162 sq ft |
| Source record | st_louis:P-001154:2021 |
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
Friends of Confluence Academy
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Location
- Address
- 310 N 15TH ST
- 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 Confluence Preparatory Academy compare with other K-12 school buildings in St. Louis?
The latest disclosures cover 77 K-12 school buildings in St. Louis, out of 639 buildings citywide. Its site EUI of 50.5 kBtu/ft² is about 25% below the average of 67.0 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 141,162 sq ft, it is about 42% above the average floor area of 99,435 sq ft for those buildings. Across all 24 jurisdictions BuildingCensus covers, the 6,548 K-12 school buildings average an ENERGY STAR score of 64 and a site EUI of 52.7 kBtu/ft².
What does a site EUI of 50.5 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. Confluence Preparatory Academy's 50.5 kBtu/ft² across 141,162 sq ft works out to about 7.1 billion Btu (2,089 MWh-equivalent) in 2021.
Which law requires Confluence Preparatory Academy to report its energy use?
Confluence Preparatory Academy 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-001154:2021). 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 K-12 school buildings in St. Louis
- Clyde C. Miller High School· 141,000 sq ft · EUI 106.4 kBtu/ft²
- St. Louis Language Immersion School· 117,760 sq ft · EUI 49.2 kBtu/ft²
- Bishop DuBourg High School· 114,410 sq ft · EUI 66.7 kBtu/ft²
- Carr Lane Middle School· 114,191 sq ft · EUI 72.4 kBtu/ft²
- Grand Center Arts Academy· 111,000 sq ft · EUI 93.2 kBtu/ft²
- Mullanphy School & Add· 103,904 sq ft · EUI 90.2 kBtu/ft²
- K-12 School buildings in St. Louis· 77 benchmarked
- 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 Confluence Preparatory Academy's energy grade?
Confluence Preparatory Academy did not report an ENERGY STAR score in its 2021 disclosure, but its site energy-use intensity was 50.5 kBtu/ft².
How much energy does Confluence Preparatory Academy use?
Its 2021 site energy-use intensity was 50.5 kBtu/ft² across 141,162 sq ft.
What are Confluence Preparatory Academy's carbon emissions?
No greenhouse-gas emissions figure was reported for 2021.
Where is Confluence Preparatory Academy?
Confluence Preparatory Academy is at 310 N 15TH ST, in St. Louis, Missouri.
How big is Confluence Preparatory Academy and when was it built?
Confluence Preparatory Academy has 141,162 sq ft of gross floor area, as reported in its 2021 disclosure. It is classed as K-12 school.
Is Confluence Preparatory Academy 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, “Confluence Preparatory Academy, St. Louis, Missouri — 2021 benchmarking disclosure”, https://buildingcensus.com/buildings/st-louis/confluence-preparatory-academy-17f58e6c (data as of July 9, 2026).