921 S Main
Multifamily Housing in Ann Arbor, MI
Benchmarking and Disclosure Ordinance (2021) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 81 (band B) |
| Site EUI | 56.8 kBtu/ft² |
| Source EUI | 86.9 kBtu/ft² |
| GHG emissions | 117 tCO₂e |
| GHG intensity | 4.2 kgCO₂e/ft² |
| Water use | 1,322 kgal |
| Gross floor area | 27,834 sq ft |
| Source record | ann_arbor:A2BLD-00267:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 81 | 56.8 kBtu/ft² | 117 tCO₂e | |
| 2022 | — | — | — | |
| 2021 | 81 | 57.2 kBtu/ft² | 117 tCO₂e |
Compliance context
Benchmarking and Disclosure Ordinance (2021)
Ann Arbor's ordinance requires commercial buildings over 20,000 sq ft to benchmark and disclose annually as part of the A2ZERO carbon-neutrality plan.
Ownership
MDI HOLDING CO., LLC
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Location
- Address
- 921 S Main
- City
- Ann Arbor
- State
- Michigan
- Coordinates
- 42.26954, -83.74940
Within ~1 km
Nearby benchmarked buildings
- The Standard At Ann Arborscore 99
Multifamily Housing · 231,305 sq ft
- The Yardscore —
Multifamily Housing · 186,029 sq ft
- 618 S. Main (st066)score 93
Multifamily Housing · 157,000 sq ft
Multifamily Housing · 122,855 sq ft
- Hoover + Greenescore 73
Multifamily Housing · 109,725 sq ft
- Nob Hillscore 79
Multifamily Housing · 80,088 sq ft
See also: most efficient in Ann Arbor · biggest emitters
Frequently asked questions
What is 921 S Main's energy grade?
921 S Main scores 81 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2023 Ann Arbor disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 921 S Main use?
Its 2023 site energy-use intensity was 56.8 kBtu/ft² (86.9 kBtu/ft² source) across 27,834 sq ft.
What are 921 S Main's carbon emissions?
921 S Main reported 117 tCO₂e of greenhouse-gas emissions (4.2 kgCO₂e/ft²) for 2023. Ann Arbor's ordinance requires commercial buildings over 20,000 sq ft to benchmark and disclose annually as part of the A2ZERO carbon-neutrality plan.
Dataset updated . Source: Energy & Water Benchmarking disclosure, record ann_arbor:A2BLD-00267:2023.