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Construction·4 min read·invest

Contractor Bid

Published Jan 19, 2025Updated Mar 18, 2026

What Is Contractor Bid?

A contractor bid is a contractor's offer to complete your scope of work for a set price. It replaces your cost estimate with real numbers and becomes the basis for your renovation budget and draw schedule. Get at least two bids before closing to validate your numbers.

A contractor bid is a formal price quote from a contractor for specified renovation work, typically including labor, materials, and sometimes a timeline.

At a Glance

  • What it is: Formal price quote from a contractor for specified renovation work
  • Why it matters: Real bids replace guesswork; low bids can hide quality or scope issues
  • Key detail: Bids should be on the same scope of work—apples to apples
  • Related: Cost estimate, scope of work, rehab contractor
  • Watch for: Lowest bid isn't always best; check references and past work

How It Works

Same scope. Send every contractor the same scope of work. If one bid is vague or omits items, ask for clarification. Bids on different scopes are not comparable.

Line-item vs lump sum. Line-item bids break down labor and materials by task; easier to compare and adjust. Lump-sum bids give one number; simpler but harder to change. For flips, line-item is often preferred.

Timeline. Ask for an estimated completion date. A low bid with a long timeline can cost more in holding costs than a higher bid that finishes faster.

References. Before accepting a bid, verify the contractor’s past work. Call references, visit completed projects. A rehab contractor with a strong track record is worth a premium.

Real-World Example

James Park requests bids from three rehab contractors for a 1,600 sq ft flip in Denver. He sends the same scope of work—kitchen, baths, flooring, paint, exterior. He receives:

| Contractor | Bid | Timeline | Notes | |------------|-----|----------|-------| | A | $52,400 | 10 weeks | Lowest bid, newer company | | B | $58,200 | 8 weeks | Mid-range, 15 flips completed | | C | $61,800 | 7 weeks | Highest, 40+ flips, strong references |

James chooses B. His ARV is $340K; his holding costs run ~$1,800/month. B saves 2 weeks vs A ($3,600) and 3 weeks vs C ($5,400). B's total cost: $58,200 + $14,400 (8 months holding) = $72,600. A's: $52,400 + $18,000 (10 months) = $70,400—slightly cheaper but higher risk if A runs over. James values B's track record and faster timeline.

Pros & Cons

Advantages
  • Replaces guesswork with real market prices
  • Enables apples-to-apples comparisons
  • Supports renovation budget and draw schedule
  • Reduces post-close surprises
Drawbacks
  • Takes time to gather and compare
  • Bids can expire; lock in before closing
  • Low bids may hide quality or scope issues
  • Contractors may be busy and slow to bid

Watch Out

  • Low-ball risk: Bid too low often leads to change orders or cut corners
  • Scope mismatch: If bids differ widely, scope may be miscommunicated—clarify
  • Expiration: Some bids are valid 30 days; get them close to closing

Ask an Investor

The Takeaway

A contractor bid is your bridge from cost estimate to reality. Get at least two bids on the same scope of work, factor in timeline and holding costs, and choose based on price, speed, and track record—not just the lowest number.

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