At a glance
Park Washington Building is a 22,570-square-foot office building at 519 SW PARK AVE in Portland, Oregon, built in 1914. In its 2024 Portland benchmarking disclosure it reported a site energy-use intensity of 28.3 kBtu/ft² and 101 tCO₂e of greenhouse-gas emissions.
Commercial Building Energy Performance Reporting Policy · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 28.3 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 101 tCO₂e |
| GHG intensity | — |
| Electricity | 187,229 kWh |
| Gross floor area | 22,570 sq ft |
| Source record | portland_or:1N1E34CC-6500-B1:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 28.3 kBtu/ft² | 101 tCO₂e | |
| 2023 | — | — | — |
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
- 519 SW PARK AVE
- 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 Park Washington Building 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 28.3 kBtu/ft² is about 41% below the average of 47.6 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 22,570 sq ft, it is about 78% below the average floor area of 100,908 sq ft for those buildings. It was built in 1914, 43 years earlier 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 Park Washington Building's energy performance changed over time?
BuildingCensus holds 2 Portland disclosures for Park Washington Building, covering report years 2023–2024. Only one of those years carries energy figures.
What does a site EUI of 28.3 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. Park Washington Building's 28.3 kBtu/ft² across 22,570 sq ft works out to about 0.6 billion Btu (187 MWh-equivalent) in 2024. The disclosure also reports 187,229 kWh of electricity for the year.
Which law requires Park Washington Building to report its energy use?
Park Washington Building 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:1N1E34CC-6500-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
- Lovejoy ActivSpace· 22,492 sq ft · score 43 (D)
- 424 NW 14TH AVE· 22,432 sq ft · score 93 (A)
- Sandy· 22,400 sq ft · score 39 (D)
- Branch 3999 - PDX Offices· 22,337 sq ft · score 39 (D)
- Northrup Center· 22,135 sq ft · score 59 (C)
- PDX Flatiron Building· 22,107 sq ft · score 90 (A)
- 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 Park Washington Building's energy grade?
Park Washington Building did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 28.3 kBtu/ft².
How much energy does Park Washington Building use?
Its 2024 site energy-use intensity was 28.3 kBtu/ft² across 22,570 sq ft, including 187,229 kWh of electricity.
What are Park Washington Building's carbon emissions?
Park Washington Building reported 101 tCO₂e of greenhouse-gas emissions for 2024.
Where is Park Washington Building?
Park Washington Building is at 519 SW PARK AVE, in Portland, Oregon.
How big is Park Washington Building and when was it built?
Park Washington Building has 22,570 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1914 as its year built. It is classed as office.
Is Park Washington Building 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, “Park Washington Building, Portland, Oregon — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/portland/park-washington-building-c4a22148 (data as of July 9, 2026).