275 Mariposa Street
Manufacturing/Industrial Plant in Denver, CO · 80223
At a glance
275 Mariposa Street is a 48,796-square-foot manufacturing/industrial plant in Denver, Colorado, built in 1947. In its 2023 Denver benchmarking disclosure it reported a site energy-use intensity of 77.3 kBtu/ft² and 414 tCO₂e of greenhouse-gas emissions.
Energize Denver Building Performance Policy · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 77.3 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 414 tCO₂e |
| GHG intensity | — |
| Electricity | 614,292 kWh |
| Natural gas | 16,754 therms |
| Gross floor area | 48,796 sq ft |
| Source record | denver:3290:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | — | 77.3 kBtu/ft² | 414 tCO₂e | |
| 2022 | — | 72.1 kBtu/ft² | 375 tCO₂e | |
| 2021 | — | — | — |
Compliance context
Energize Denver Building Performance Policy
Energize Denver sets energy-use (EUI) targets for buildings of 25,000+ sq ft — for most buildings an interim target in 2028 and a final target in 2032 — with civil penalties of roughly $0.15–0.35 per kBtu over target for non-compliance.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 275 Mariposa Street
- City
- Denver
- State
- Colorado
- ZIP
- 80223
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in Denver · biggest emitters
How does 275 Mariposa Street compare with other manufacturing/industrial plant buildings in Denver?
The latest disclosures cover 240 manufacturing/industrial plant buildings in Denver, out of 3,287 buildings citywide. Its site EUI of 77.3 kBtu/ft² is about 64% below the average of 212.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 48,796 sq ft, it is about 38% below the average floor area of 79,006 sq ft for those buildings. It was built in 1947, 25 years earlier than the group's average year built (1972). Across all 24 jurisdictions BuildingCensus covers, the 2,372 manufacturing/industrial plant buildings average an ENERGY STAR score of 67 and a site EUI of 126.3 kBtu/ft².
How has 275 Mariposa Street's energy performance changed over time?
BuildingCensus holds 3 Denver disclosures for 275 Mariposa Street, covering report years 2021–2023. Site EUI moved from 72.1 kBtu/ft² (2022) to 77.3 kBtu/ft² (2023), an 7% increase. Reported emissions went from 375 tCO₂e to 414 tCO₂e over the same span (up 10%).
What does a site EUI of 77.3 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. 275 Mariposa Street's 77.3 kBtu/ft² across 48,796 sq ft works out to about 3.8 billion Btu (1,105 MWh-equivalent) in 2023. The disclosure also reports 614,292 kWh of electricity and 16,754 therms of natural gas for the year.
Which law requires 275 Mariposa Street to report its energy use?
275 Mariposa Street reports under the Energize Denver Building Performance Policy, the legal basis of Denver's Energize Denver Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2023 disclosure (source record denver:3290:2023). Energize Denver sets energy-use (EUI) targets for buildings of 25,000+ sq ft — for most buildings an interim target in 2028 and a final target in 2032 — with civil penalties of roughly $0.15–0.35 per kBtu over target for non-compliance.
More manufacturing/industrial plant buildings in Denver
- Montbello Bldg 14· 48,313 sq ft · EUI 73.2 kBtu/ft²
- Sal Holdings· 47,422 sq ft · EUI 288.8 kBtu/ft²
- M&S - Greensheen - Sbrus - 1055 Jason· 47,216 sq ft · EUI 33.1 kBtu/ft²
- 3800 E. 48Th Ave.· 46,977 sq ft · EUI 107.2 kBtu/ft²
- Glasser-Schwartz Building 11611 E 51St Second Attempt· 46,421 sq ft · EUI 30.6 kBtu/ft²
- Hospital Cooperative Laundry· 46,000 sq ft · EUI 2082.3 kBtu/ft²
- Manufacturing/Industrial Plant buildings in Denver· 240 benchmarked
- All Denver benchmarked buildings· Energize Denver Building Performance Policy
- Most efficient large buildings in Denver
- Least efficient large buildings in Denver
- Biggest emitters in Denver
Frequently asked questions
What is 275 Mariposa Street's energy grade?
275 Mariposa Street did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 77.3 kBtu/ft².
How much energy does 275 Mariposa Street use?
Its 2023 site energy-use intensity was 77.3 kBtu/ft² across 48,796 sq ft, including 614,292 kWh of electricity and 16,754 therms of natural gas.
What are 275 Mariposa Street's carbon emissions?
275 Mariposa Street reported 414 tCO₂e of greenhouse-gas emissions for 2023.
Where is 275 Mariposa Street?
275 Mariposa Street is in Denver, Colorado 80223.
How big is 275 Mariposa Street and when was it built?
275 Mariposa Street has 48,796 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1947 as its year built. It is classed as manufacturing/industrial plant.
Is 275 Mariposa Street covered by the Energize Denver Building Performance Policy?
Yes — it appears in the 2023 Energize Denver Benchmarking disclosure, which lists the buildings reporting under the Energize Denver Building Performance Policy.
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About this data
Source: Energize Denver Benchmarking (Energize Denver Building Performance Policy), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “275 Mariposa Street, Denver, Colorado — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/denver/275-mariposa-street-8817592a (data as of July 9, 2026).