2022 Boise Idaho Real Estate Blog

How Much Does it Cost to Build A Home in Boise, Idaho in 2021?

Main Treasure Valley Life

The purpose of this article is to provide as much information as possible about what it costs to build a new home in Boise, Idaho and the surrounding area. Information will include price per square foot, lot costs, home prices, and more. We will update this page every year with the most recent numbers.

Market Summary (December 2019 to December 2020)

  • Inventory down 71%
  • Median price up 25% YOY at $452,400
  • Median price up 44% compared to 5 years ago


2021 prices per square foot cost ranges

  • Condos: $450+ per square foot
  • Townhomes: $174 to $324 per square foot
  • Single-family homes: $127.64 to $495.90 per square foot

The median price per square foot for single-family homes ranged from $235 to $255 per square foot. These are retail prices. The least expensive homes were built by local production builders or were townhomes


How much does it actually cost to build a home in the Boise area?

*Based on building permit research on Construction Monitor.

  • Production builders are $105 to $110 per square foot
    • *not including building lot
  • Semi-custom/Spec home builders are $110 to $120 per square foot
    • *This is just the structure, it does not include lot prices, finished work, and amenities for example appliances.
  • Custom home builders are starting around $250 per square foot
    • *Look below for recent examples


In comparison to 2019, 2020 was up about 10%, mostly due to the Coronavirus (COVID-19) outbreak and the resulting supply chain slowdowns.

Factors in rising costs

  • Labor
  • Lumber
    • Up 7% in January
    • Up 8% in February
  • Retail Suppliers
  • Flooring
  • Appliances
  • Garage Doors
  • Countertops
  • Fixtures

Recent real-world high-end and custom home building prices in the Boise area.

Here are three recent examples of building costs around the Treasure Valley. These sales occurred in the last 12 months.

Riverstone subdivision (Eagle, Idaho)

  • Sale price: $1.1 million
  • 2,800 square feet
  • $257 per square foot+building lot cost

Collina Vista subdivision (Star, Idaho)

  • Sale price: $630,000
  • 2,200 square feet + RV bay
  • $255 per square foot

Linfield Estates subdivision (Middleton, Idaho)

  • Sale price $900,000
  • 3,520 square feet
  • $256 per square foot + building lot cost

Recently, Build Idaho founder, Trey Langford, went on Facebook live to talk about new home construction in the valley. This is a clip from the end of the live stream where he talks about new home construction prices. Trey will be going live on Facebook multiple times per week to talk about the Boise real estate market. Follow Build Idaho to get notified when Trey starts a live stream.

For more information about new construction homes, where to find building lots, and locate local builders, use Build Idaho's new construction page. We cobbled all of this information in one spot to help you get started.

Posted by AndrewS at 3/19/2021 3:38:00 AM

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