BuildingCensus
D

JEFFERSON TOWER

Medical Office in Seattle, WA · 1600 E JEFFERSON ST · 98122

ENERGY STAR score
49
band D · 2024
Site EUI
107.2
kBtu/ft²
GHG emissions
200
tCO₂e
GHG intensity
1.8
kgCO₂e/ft²
Floor area
108,618
sq ft
Year built
1987
vintage
◆ Loading map…
85–10070–8455–691–54
This entry + 6 nearby

Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score49 (band D)
Site EUI107.2 kBtu/ft²
Source EUI274.3 kBtu/ft²
GHG emissions200 tCO₂e
GHG intensity1.8 kgCO₂e/ft²
Electricity2,902,610 kWh
Gross floor area108,618 sq ft
Source recordseattle:671:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest49-5107.2 kBtu/ft²200 tCO₂e
202354+199.3 kBtu/ft²136 tCO₂e
202253+8102.1 kBtu/ft²156 tCO₂e
202145-25117.2 kBtu/ft²303 tCO₂e
202070+1263.1 kBtu/ft²221 tCO₂e
201958-884.9 kBtu/ft²388 tCO₂e
201866+4265.2 kBtu/ft²192 tCO₂e
201724-4295.3 kBtu/ft²61 tCO₂e
201666+1252.4 kBtu/ft²35 tCO₂e
20155463.6 kBtu/ft²35 tCO₂e

Compliance context

Seattle Energy Benchmarking Ordinance (SMC 22.920)

Seattle's Building Emissions Performance Standard (2023) sets declining carbon targets for buildings over 20,000 sq ft, with penalties for non-compliance beginning in the 2030s.

Program details →

Ownership

No owner listed in the disclosure.

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Location

Address
1600 E JEFFERSON ST
State
Washington
ZIP
98122
Coordinates
47.60649, -122.31121

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Seattle · biggest emitters

Frequently asked questions

What is JEFFERSON TOWER's energy grade?

JEFFERSON TOWER scores 49 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2024 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does JEFFERSON TOWER use?

Its 2024 site energy-use intensity was 107.2 kBtu/ft² (274.3 kBtu/ft² source) across 108,618 sq ft, including 2,902,610 kWh of electricity.

What are JEFFERSON TOWER's carbon emissions?

JEFFERSON TOWER reported 200 tCO₂e of greenhouse-gas emissions (1.8 kgCO₂e/ft²) for 2024. Seattle's Building Emissions Performance Standard (2023) sets declining carbon targets for buildings over 20,000 sq ft, with penalties for non-compliance beginning in the 2030s.

Dataset updated . Source: Building Energy Benchmarking disclosure, record seattle:671:2024.