300 Fifth — Lease in Waltham, MA

  • Price: Contact for price
  • Listing type: For lease
  • Asset type: Office
  • Location: Waltham, MA 02451

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Description

Now available for sublease, office 300 Fifth located at 300 5th Ave Waltham, Massachusetts 02451. Available square footage 7,428 SF.

Market Context

This office in Waltham, MA is listed for lease. Compare it against other office listings for lease in Waltham, MA — view the full market.

As of Q2 2026, the Boston office market showed average asking rents near $46.99/SF/yr, and rents up 2.7% year over year. Source: multiple brokerage reports, Q2 2026.

Rising rents point to a competitive market where well-priced, well-located space leases quickly.

Estimated Market Rate

$2.75/SF/mo – $3.72/SF/mo

Mid: $3.24/SF/mo

Based on comparable properties in similar markets rather than local sales.

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