2027 BNi Square Foot Costbook

Estimate Faster. Budget Smarter. Build with Confidence.

The 2027 BNi Square Foot Costbook helps you develop fast, accurate conceptual estimates, preliminary budgets, and feasibility studies using real-world construction cost data. Featuring 80 actual building case studies, detailed square-foot costs, assemblies, unit-in-place pricing, and metro area cost modifiers, this comprehensive estimating resource allows you to evaluate projects quickly and confidently before detailed plans are complete. Updated for 2027 market conditions, it helps you save time, improve estimating accuracy, reduce risk, and make better project decisions from concept through design.

Why Choose the Architect's Square Foot Costbook?

• 80 Detailed Building Case Studies – Compare actual projects across multiple building types - from civic to residential construction.
• Assemblies Included – Quickly estimate complete building systems and major project components.
• Current 2027 Cost Data – Updated pricing reflects today's labor, material, and construction market conditions.
• Unit-in-Place Costs Included – Refine preliminary estimates with detailed installation pricing.
• 600 Metro Area Multipliers – Adjust costs easily for local construction markets throughout the United States.

This Costbook is Built for Construction Professionals

• General contractors
• Estimators & project managers
• Developers & owners
• Design-build professionals

Whether you're preparing a conceptual estimate, validating a project budget, comparing design alternatives, or planning future developments, the 2027 BNi Square Foot Costbook provides the reliable cost information you need to make informed decisions.

Option #1: Order BNi ACCESS™ Square Foot Edition

From conceptual design and feasibility studies to budget validation and owner presentations, the BNi ACCESS™ Square Foot Edition provides the cost data you need to make informed decisions and keep projects financially on track.

The BNi ACCESS™ Square Foot Edition Includes: 

• • Build Square Foot Estimates Fast Online
  • Export and Share Estimates as Excel or PDF Files
  • 1,200+ Real World Cost Models
  • 10 Different Building Types from civic to medical projects
  • Printed book

View BNi ACCESS™ Square Foot Demo Video

Option #2: Order Book Only

Get all the information you need in a fully indexed printed book format. Perfect for those who prefer the reliability and feel of a physical book for estimating, learning, or reference.

Please note that by ordering this 2027 edition, you will automatically receive a copy of the 2028 edition for a no-obligation 30-day trial, as soon as it is released.  This is to ensure you are always working with the latest available data.  You can opt-out of this auto-renew program at any time.

Disclaimer: BNi ACCESS™ Square Foot is designed for general estimating and project planning purposes. It is not intended for use with Job Order Contracting (JOC) and should not be used for JOC- specific pricing, procurement, or contractual decisions.