BuildingCensus
C

503 UNION DR

Multifamily Housing in Los Angeles, CA · 90017

ENERGY STAR score
67
band C · 2025
Site EUI
58.5
kBtu/ft²
GHG emissions
70
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
22,141
sq ft
Year built
1924
vintage

LA Municipal Code 22.610.1 (EBEWE) · reporting year 2025

Benchmarking record

FieldValue
ENERGY STAR score67 (band C)
Site EUI58.5 kBtu/ft²
Source EUI80.5 kBtu/ft²
GHG emissions70 tCO₂e
GHG intensity
Water use1,837 kgal
Gross floor area22,141 sq ft
Source recordla:480386843620:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest67-958.5 kBtu/ft²70 tCO₂e
202476+1455.8 kBtu/ft²69 tCO₂e
202362-1360.4 kBtu/ft²76 tCO₂e
202275+855.2 kBtu/ft²69 tCO₂e
202167-756.6 kBtu/ft²71 tCO₂e
202074-1555.6 kBtu/ft²69 tCO₂e
201989+1249.9 kBtu/ft²62 tCO₂e
20187746.5 kBtu/ft²61 tCO₂e

Compliance context

LA Municipal Code 22.610.1 (EBEWE)

EBEWE requires annual benchmarking plus 5-year audit/retro-commissioning cycles for buildings over 20,000 sq ft; non-compliance is subject to citation and fines.

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Ownership

Unknown

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Location

Address
503 UNION DR
State
California
ZIP
90017

Within ~1 km

Nearby benchmarked buildings

This source publishes no coordinates, so nearby buildings can't be resolved yet.

See also: most efficient in Los Angeles · biggest emitters

Frequently asked questions

What is 503 UNION DR's energy grade?

503 UNION DR scores 67 out of 100 on ENERGY STAR — band C (Below median (55–69)) — in its 2025 Los Angeles disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 503 UNION DR use?

Its 2025 site energy-use intensity was 58.5 kBtu/ft² (80.5 kBtu/ft² source) across 22,141 sq ft.

What are 503 UNION DR's carbon emissions?

503 UNION DR reported 70 tCO₂e of greenhouse-gas emissions for 2025. EBEWE requires annual benchmarking plus 5-year audit/retro-commissioning cycles for buildings over 20,000 sq ft; non-compliance is subject to citation and fines.

Dataset updated . Source: Existing Buildings Energy & Water Efficiency (EBEWE) disclosure, record la:480386843620:2025.