At a glance
Glass Lab (350 SE MILL ST) is a 46,395-square-foot office building at 1805 SE M L KING BLVD in Portland, Oregon, built in 1960. In its 2024 Portland benchmarking disclosure it reported a site energy-use intensity of 35.2 kBtu/ft² and 125 tCO₂e of greenhouse-gas emissions.
Commercial Building Energy Performance Reporting Policy · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 35.2 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 125 tCO₂e |
| GHG intensity | — |
| Electricity | 273,668 kWh |
| Natural gas | 6,986 therms |
| Gross floor area | 46,395 sq ft |
| Source record | portland_or:1S1E03DA-2600-B1:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 35.2 kBtu/ft² | 125 tCO₂e | |
| 2023 | — | 26.7 kBtu/ft² | — |
Compliance context
Commercial Building Energy Performance Reporting Policy
Portland requires commercial buildings over 20,000 sq ft to report energy performance annually, with civil penalties for buildings that fail to comply.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 1805 SE M L KING BLVD
- City
- Portland
- State
- Oregon
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in Portland · biggest emitters
How does Glass Lab (350 SE MILL ST) compare with other office buildings in Portland?
The latest disclosures cover 335 office buildings in Portland, out of 952 buildings citywide. Its site EUI of 35.2 kBtu/ft² is about 26% below the average of 47.6 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 46,395 sq ft, it is about half of the average floor area of 100,908 sq ft for those buildings. It was built in 1960, 3 years later than the group's average year built (1957). 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 Glass Lab (350 SE MILL ST)'s energy performance changed over time?
BuildingCensus holds 2 Portland disclosures for Glass Lab (350 SE MILL ST), covering report years 2023–2024. Site EUI moved from 26.7 kBtu/ft² (2023) to 35.2 kBtu/ft² (2024), an 32% increase.
What does a site EUI of 35.2 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. Glass Lab (350 SE MILL ST)'s 35.2 kBtu/ft² across 46,395 sq ft works out to about 1.6 billion Btu (479 MWh-equivalent) in 2024. The disclosure also reports 273,668 kWh of electricity and 6,986 therms of natural gas for the year.
Which law requires Glass Lab (350 SE MILL ST) to report its energy use?
Glass Lab (350 SE MILL ST) reports under the Commercial Building Energy Performance Reporting Policy, the legal basis of Portland's Commercial Building Energy Reporting program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record portland_or:1S1E03DA-2600-B1:2024). Portland requires commercial buildings over 20,000 sq ft to report energy performance annually, with civil penalties for buildings that fail to comply.
More office buildings in Portland
- 1121 SW SALMON ST· 46,050 sq ft · score 45 (D)
- 5550 Macadam· 45,986 sq ft · score 38 (D)
- 3030 Building at South Waterfront· 45,594 sq ft · score 79 (B)
- 1400 NW 22ND AVE· 45,000 sq ft · score 95 (A)
- 809 NW FLANDERS ST· 45,000 sq ft · score 73 (B)
- COP - Maintenance Office Building· 44,820 sq ft · score 50 (D)
- Office buildings in Portland· 335 benchmarked
- All Portland benchmarked buildings· Commercial Building Energy Performance Reporting Policy
- Most efficient large buildings in Portland
- Least efficient large buildings in Portland
- Biggest emitters in Portland
Frequently asked questions
What is Glass Lab (350 SE MILL ST)'s energy grade?
Glass Lab (350 SE MILL ST) did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 35.2 kBtu/ft².
How much energy does Glass Lab (350 SE MILL ST) use?
Its 2024 site energy-use intensity was 35.2 kBtu/ft² across 46,395 sq ft, including 273,668 kWh of electricity and 6,986 therms of natural gas.
What are Glass Lab (350 SE MILL ST)'s carbon emissions?
Glass Lab (350 SE MILL ST) reported 125 tCO₂e of greenhouse-gas emissions for 2024.
Where is Glass Lab (350 SE MILL ST)?
Glass Lab (350 SE MILL ST) is at 1805 SE M L KING BLVD, in Portland, Oregon.
How big is Glass Lab (350 SE MILL ST) and when was it built?
Glass Lab (350 SE MILL ST) has 46,395 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1960 as its year built. It is classed as office.
Is Glass Lab (350 SE MILL ST) covered by the Commercial Building Energy Performance Reporting Policy?
Yes — it appears in the 2024 Commercial Building Energy Reporting disclosure, which lists the buildings reporting under the Commercial Building Energy Performance Reporting Policy.
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About this data
Source: Commercial Building Energy Reporting (Commercial Building Energy Performance Reporting Policy), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Glass Lab (350 SE MILL ST), Portland, Oregon — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/portland/glass-lab-350-se-mill-st-4afca72e (data as of July 9, 2026).