BuildingCensus
A

Custom Blocks South (923 SE MADISON ST)

Office in Portland, OR · 1355 SE 10TH AVE

ENERGY STAR score
99
band A · 2024
Site EUI
28.4
kBtu/ft²
GHG emissions
95
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
49,096
sq ft
Year built
1940
vintage

Commercial Building Energy Performance Reporting Policy · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score99 (band A)
Site EUI28.4 kBtu/ft²
Source EUI
GHG emissions95 tCO₂e
GHG intensity
Electricity148,980 kWh
Natural gas8,851 therms
Gross floor area49,096 sq ft
Source recordportland_or:1S1E02BD-7100-B1:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest99+128.4 kBtu/ft²95 tCO₂e
20239830.9 kBtu/ft²97 tCO₂e

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.

Program details →

Ownership

No owner listed in the disclosure.

Own or manage this building? Claim it to correct the record and get compliance alerts.

Location

Address
1355 SE 10TH AVE
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

Frequently asked questions

What is Custom Blocks South (923 SE MADISON ST)'s energy grade?

Custom Blocks South (923 SE MADISON ST) scores 99 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 Portland disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does Custom Blocks South (923 SE MADISON ST) use?

Its 2024 site energy-use intensity was 28.4 kBtu/ft² across 49,096 sq ft, including 148,980 kWh of electricity and 8,851 therms of natural gas.

What are Custom Blocks South (923 SE MADISON ST)'s carbon emissions?

Custom Blocks South (923 SE MADISON ST) reported 95 tCO₂e of greenhouse-gas emissions for 2024. Portland requires commercial buildings over 20,000 sq ft to report energy performance annually, with civil penalties for buildings that fail to comply.

Dataset updated . Source: Commercial Building Energy Reporting disclosure, record portland_or:1S1E02BD-7100-B1:2024.