Sienna Residences
- Maintenance Timeliness
- Noise
- Smoking Policy/Enforcement
- Packages/Mail
- Parking
- Pest Management
56.00 ORA® Score Updated October 4, 2026
Community facts
- Location
- Pomona, CA
- Address
- 777 East Third St, 91766
- Units
- 472
- Type
- conventional
About this listing
ORA® scores apartment communities using real resident experience data. Photos and detailed insights for Sienna Residences haven’t been published yet — the score and community facts on this page are live and kept current.