University Of Washington Medical Center (Uwmc)
Hospital (General Medical & Surgical) in Seattle, WA · 1959 NE PACIFIC ST · 98195
At a glance
University Of Washington Medical Center (Uwmc) is a 1,739,802-square-foot hospital (general medical & surgical) at 1959 NE PACIFIC ST in Seattle, Washington, built in 1960. In its 2025 Seattle benchmarking disclosure it reported an ENERGY STAR score of 83 out of 100 (grade B), a site energy-use intensity of 160.2 kBtu/ft² and 9,652 tCO₂e of greenhouse-gas emissions. That score is higher than 60% of the 10 scored hospital (general medical & surgical) buildings in Seattle.
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 83 (band B) |
| Site EUI | 160.2 kBtu/ft² |
| Source EUI | 341.2 kBtu/ft² |
| GHG emissions | 9,652 tCO₂e |
| GHG intensity | 6.0 kgCO₂e/ft² |
| Electricity | 44,100,220 kWh |
| Natural gas | 5,137 therms |
| Gross floor area | 1,739,802 sq ft |
| Source record | seattle:49770:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 83 | ±0 | 160.2 kBtu/ft² | 9,652 tCO₂e |
| 2024 | 83 | +1 | 162.4 kBtu/ft² | 10,302 tCO₂e |
| 2023 | 82 | +22 | 158.8 kBtu/ft² | 9,527 tCO₂e |
| 2022 | 60 | +3 | 195.2 kBtu/ft² | 13,626 tCO₂e |
| 2021 | 57 | -21 | 201.6 kBtu/ft² | 14,544 tCO₂e |
| 2020 | 78 | +1 | 170.0 kBtu/ft² | 10,858 tCO₂e |
| 2019 | 77 | +1 | 161.5 kBtu/ft² | 8,844 tCO₂e |
| 2018 | 76 | +8 | 150.3 kBtu/ft² | 7,071 tCO₂e |
| 2017 | 68 | 163.3 kBtu/ft² | 8,919 tCO₂e | |
| 2016 | — | — | — | |
| 2015 | — | — | — |
Compliance context
Seattle Energy Benchmarking Ordinance (SMC 22.920)
Seattle's Building Emissions Performance Standard (adopted 2023) applies to buildings over 20,000 sq ft: benchmarking verification is due 2027–2030 and initial emissions targets 2031–2035, reaching net zero by 2041–2050, with fines 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
- 1959 NE PACIFIC ST
- City
- Seattle
- State
- Washington
- ZIP
- 98195
- Coordinates
- 47.64917, -122.30676
Within ~1 km
Nearby benchmarked buildings
College/University · 15,216,474 sq ft
- Uw - Husky Stadiumscore —
Stadium (Open) · 417,358 sq ft
College/University · 170,719 sq ft
Multifamily Housing · 97,923 sq ft
- Uw - Kincaid Hallscore —
College/University · 84,459 sq ft
- Four Seasonsscore 56
Multifamily Housing · 31,682 sq ft
See also: most efficient in Seattle · biggest emitters
How does University Of Washington Medical Center (Uwmc) compare with other hospital (general medical & surgical) buildings in Seattle?
The latest disclosures cover 11 hospital (general medical & surgical) buildings in Seattle, out of 3,871 buildings citywide. University Of Washington Medical Center (Uwmc)'s ENERGY STAR score of 83 compares with an average of 76 across the 10 that report a score; it scores higher than 60% of them and lower than 30%. Its site EUI of 160.2 kBtu/ft² is about 12% below the average of 182.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 6.0 kgCO₂e/ft² is roughly in line with the group average of 6.4 kgCO₂e/ft².
At 1,739,802 sq ft, it is about 157% above the average floor area of 676,225 sq ft for those buildings. It was built in 1960, 14 years earlier than the group's average year built (1974). Across all 24 jurisdictions BuildingCensus covers, the 748 hospital (general medical & surgical) buildings average an ENERGY STAR score of 59 and a site EUI of 238.7 kBtu/ft².
How has University Of Washington Medical Center (Uwmc)'s energy performance changed over time?
BuildingCensus holds 11 Seattle disclosures for University Of Washington Medical Center (Uwmc), covering report years 2015–2025. Its ENERGY STAR score went from 68 in 2017 to 83 in 2025 (+15 points); its best year on file was 2024, at 83. Site EUI moved from 163.3 kBtu/ft² (2017) to 160.2 kBtu/ft² (2025), a 2% decrease. Reported emissions went from 8,919 tCO₂e to 9,652 tCO₂e over the same span (up 8%).
What does an ENERGY STAR score of 83 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 83 means the building performs better than about 83% of its national peers. BuildingCensus bands the score into report-card grades; 83 falls in band B — above median (70–84). Scores of 75 or higher meet the threshold for ENERGY STAR certification; certification itself is a separate, verified application that the disclosure does not record. In Seattle, 69% of scored buildings are at 75 or above.
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. University Of Washington Medical Center (Uwmc)'s 160.2 kBtu/ft² across 1,739,802 sq ft works out to about 278.7 billion Btu (81,684 MWh-equivalent) in 2025. Its source EUI of 341.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 44,100,220 kWh of electricity and 5,137 therms of natural gas for the year.
Which law requires University Of Washington Medical Center (Uwmc) to report its energy use?
University Of Washington Medical Center (Uwmc) reports under the Seattle Energy Benchmarking Ordinance (SMC 22.920), the legal basis of Seattle's Building Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2025 disclosure (source record seattle:49770:2025). Seattle's Building Emissions Performance Standard (adopted 2023) applies to buildings over 20,000 sq ft: benchmarking verification is due 2027–2030 and initial emissions targets 2031–2035, reaching net zero by 2041–2050, with fines for non-compliance.
More hospital (general medical & surgical) buildings in Seattle
- Seattle Children's Hospital (Main Campus)· 879,000 sq ft · score 56 (C)
- Uw Northwest Hospital & Medical Center - Campus· 668,027 sq ft · score 81 (B)
- Swedish Medical Center Cherry Hill - Campus· 597,519 sq ft · score 73 (B)
- Swedish Medical Center Ballard - Campus· 451,526 sq ft · score 38 (D)
- Virginia Mason - Central Pavilion· 374,466 sq ft · score 81 (B)
- Seattle Children's Hospital Building Hope· 330,000 sq ft · score 98 (A)
- All Seattle benchmarked buildings· Seattle Energy Benchmarking Ordinance (SMC 22.920)
- Most efficient large buildings in Seattle
- Least efficient large buildings in Seattle
- Biggest emitters in Seattle
Frequently asked questions
What is University Of Washington Medical Center (Uwmc)'s energy grade?
University Of Washington Medical Center (Uwmc) scores 83 out of 100 on ENERGY STAR — band B, above median (70–84) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does University Of Washington Medical Center (Uwmc) use?
Its 2025 site energy-use intensity was 160.2 kBtu/ft² (341.2 kBtu/ft² source) across 1,739,802 sq ft, including 44,100,220 kWh of electricity and 5,137 therms of natural gas.
What are University Of Washington Medical Center (Uwmc)'s carbon emissions?
University Of Washington Medical Center (Uwmc) reported 9,652 tCO₂e of greenhouse-gas emissions (6.0 kgCO₂e/ft²) for 2025.
Where is University Of Washington Medical Center (Uwmc)?
University Of Washington Medical Center (Uwmc) is at 1959 NE PACIFIC ST, in Seattle, Washington 98195. Its coordinates are 47.64917, -122.30676 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is University Of Washington Medical Center (Uwmc) and when was it built?
University Of Washington Medical Center (Uwmc) has 1,739,802 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1960 as its year built. It is classed as hospital (general medical & surgical).
Is University Of Washington Medical Center (Uwmc) covered by the Seattle Energy Benchmarking Ordinance (SMC 22.920)?
Yes — it appears in the 2025 Building Energy Benchmarking disclosure, which lists the buildings reporting under the Seattle Energy Benchmarking Ordinance (SMC 22.920).
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About this data
Source: Building Energy Benchmarking (Seattle Energy Benchmarking Ordinance (SMC 22.920)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “University Of Washington Medical Center (Uwmc), Seattle, Washington — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/seattle/university-of-washington-medical-center-uwmc-072e4e26 (data as of October 2, 2026).