At a glance
Jrl 51St Street Llc is a 72,721-square-foot office building at 510 E 51St Ave in Denver, Colorado, built in 1956. In its 2023 Denver benchmarking disclosure it reported a site energy-use intensity of 94.8 kBtu/ft² and 588 tCO₂e of greenhouse-gas emissions.
Energize Denver Building Performance Policy · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 94.8 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 588 tCO₂e |
| GHG intensity | — |
| Electricity | 561,279 kWh |
| Natural gas | 54,760 therms |
| Gross floor area | 72,721 sq ft |
| Source record | denver:1922:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | — | 94.8 kBtu/ft² | 588 tCO₂e | |
| 2022 | — | 88.0 kBtu/ft² | 573 tCO₂e | |
| 2021 | — | 86.8 kBtu/ft² | 607 tCO₂e |
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
- 510 E 51St Ave
- City
- Denver
- State
- Colorado
- ZIP
- 80216
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 Jrl 51St Street Llc compare with other office buildings in Denver?
The latest disclosures cover 427 office buildings in Denver, out of 3,287 buildings citywide. Its site EUI of 94.8 kBtu/ft² is about 41% above the average of 67.1 kBtu/ft² — it uses more energy per square foot than the typical building in that group.
At 72,721 sq ft, it is about half of the average floor area of 157,927 sq ft for those buildings. It was built in 1956, 24 years earlier than the group's average year built (1980). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has Jrl 51St Street Llc's energy performance changed over time?
BuildingCensus holds 3 Denver disclosures for Jrl 51St Street Llc, covering report years 2021–2023. Site EUI moved from 86.8 kBtu/ft² (2021) to 94.8 kBtu/ft² (2023), an 9% increase. Reported emissions went from 607 tCO₂e to 588 tCO₂e over the same span (down 3%).
What does a site EUI of 94.8 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. Jrl 51St Street Llc's 94.8 kBtu/ft² across 72,721 sq ft works out to about 6.9 billion Btu (2,020 MWh-equivalent) in 2023. The disclosure also reports 561,279 kWh of electricity and 54,760 therms of natural gas for the year.
Which law requires Jrl 51St Street Llc to report its energy use?
Jrl 51St Street Llc 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:1922:2023). 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 office buildings in Denver
- Blake Street· 71,708 sq ft · score 72 (B)
- 1800 Glenarm Pl· 71,432 sq ft · score 76 (B)
- Communications Center - New· 71,232 sq ft · EUI 71.0 kBtu/ft²
- 8269 E 23Rd Ave.· 70,375 sq ft · score 87 (A)
- 2399 Blake St· 70,262 sq ft · score 20 (D)
- 7001 Tower Road· 70,086 sq ft · EUI 65.3 kBtu/ft²
- Office buildings in Denver· 427 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 Jrl 51St Street Llc's energy grade?
Jrl 51St Street Llc did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 94.8 kBtu/ft².
How much energy does Jrl 51St Street Llc use?
Its 2023 site energy-use intensity was 94.8 kBtu/ft² across 72,721 sq ft, including 561,279 kWh of electricity and 54,760 therms of natural gas.
What are Jrl 51St Street Llc's carbon emissions?
Jrl 51St Street Llc reported 588 tCO₂e of greenhouse-gas emissions for 2023.
Where is Jrl 51St Street Llc?
Jrl 51St Street Llc is at 510 E 51St Ave, in Denver, Colorado 80216.
How big is Jrl 51St Street Llc and when was it built?
Jrl 51St Street Llc has 72,721 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1956 as its year built. It is classed as office.
Is Jrl 51St Street Llc 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, “Jrl 51St Street Llc, Denver, Colorado — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/denver/jrl-51st-street-llc-2592f54b (data as of July 9, 2026).