What we know about 1258 Commonwealth Ave #12A, Allston, 02134
✓3 active listings across 1 bedroom tier · refreshed Aug 9, 2026
✓Pet policy details
✓Security deposit by bedroom count
✓Lease term flexibility (1 options tracked)
Our agent uses this to give you specific advice on the unit you're considering — what it should cost, where you have leverage, and the full cost beyond the listed rent.