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Cost to Build a House in Boulder, CO: what the permits say

How much does it cost to build a house in Boulder? The usual new home job filed with Boulder is $850,000, from 116 priced permits (October 2023 through September 2026); the middle half of firms file between $500,000 and $2,250,000. A filed value is what the contractor wrote on the permit, not a quote or the final bill.

$850,000usual filed value
$500,000–$2,250,000middle half of firms' usual jobs
116priced permits (100% of 116)
53firms on file
532days, permit issue to final
Sep 2026records through

How much does it cost to build a house in Boulder?

The usual new home job filed with Boulder is $850,000, from 116 priced permits, October 2023 through September 2026. The middle half of firms usually file between $500,000 and $2,250,000. Half of jobs were filed for less, half for more. A filed value is what the contractor wrote on the permit, not a quote or the final bill. A new home permit here usually takes 532 days from issue to final inspection. How long permits take →

What the spread looks like

Approximately, from each firm's own spread: every firm's range of filed values, weighted by its 116 priced permits across 53 firms, pooled into one. Half of Boulder new home permits were filed between $482,000 and $1,450,000.

PercentileFiled valueReads as
10th$270,0001 in 10 permits filed below
25th$482,0001 in 4 filed below
50th$851,000the middle permit
75th$1,450,0001 in 4 filed above
90th$3,030,0001 in 10 filed above

By home value

Firms split into thirds by the usual value of the homes they work on, with each third's usual filed value weighted by permits. Home values: Boulder County Assessor values.

Firms working onUsual home valueUsual filed valueFirmsPermits
Lower thirdunder $1,270,200$500,0001759
Middle third$1,270,200–$2,057,400$1,378,2021728
Upper third$2,059,025 and up$2,250,0001825

Busiest firms and what they usually charge

Top 10 by permits in the last 12 months. Usual is each firm's middle filed value; middle half is the range its middle half of jobs were filed in; both are shown for firms with 5 or more priced permits. Busy is not the same as careful: pick what you value to build a list.

FirmPermitsLast 12 moUsualMiddle halfFinished
Boulder Creek Builders LLC1313$266,452$248,430–$419,160—
CDC Development/Porchfront Homes54$1,350,000$1,141,000–$1,765,000—
Flatirons Habitat for Humanity112$300,000$167,808–$395,0769 of 9
Buildwell LLC42———
Burke Builders LLC42———
Definitely Dave Capital LLC dba Janis Development42———
Connect Construction22———
Koelbel Urban Homes141$500,000$426,855–$500,00052.2%
Bauen Build21———
Merrin Construction21———

Why filed values run low or high

  • The 10 busiest firms usually file $300,000; the 50 firms with fewer than 10 permits usually file $1,350,000.
  • Firms working on the most expensive third of homes (usual home value $2,059,025 and up) usually file $2,250,000, against $500,000 for the least expensive third.
  • One permit type covers small and large jobs: 1 in 10 new home permits is filed under $270,000 and 1 in 10 over $3,030,000, 11 times as much.
  • 100.0% of the 116 permits carry a value; the 0 without one are left out of every figure here.

Is your quote normal? Compare it with 116 filed values

Line your quote up against the file. In Boulder, 1 in 10 new home filed values sit under $270,000, the middle half between $482,000 and $1,450,000, and 1 in 10 over $3,030,000.

  • $3,940,000Above $3,030,000: higher than 9 in 10 filed values for this work in Boulder.
  • $850,000Right at the usual $850,000: in the middle of the file.
  • $189,000Below $270,000: lower than 9 in 10. Ask what the quote leaves out.

When to schedule new home construction in Boulder

Boulder files the fewest new home permits in October (30 against an average month of 100) and the most in April (193). If you can choose, ask for quotes in a quiet month. We have no prices by month, so this is about crews' schedules, not a discount. When each trade is busiest in Boulder →

How these numbers are made

Source: City of Boulder construction permits. The window is October 2023 through September 2026; a permit filed after that isn't here yet.

Usual is the middle permit: half were filed for less, half for more. Only permits with a filed value count; a value of $0 or none is left out.

The spread is approximate: we keep seven points of each firm's own range of filed values, not every permit, and pool them.

Nobody paid to be on this page and nobody can. How the records work in Boulder →

Common questions

  • How many quotes should I get for a new home job in Boulder?At least three. In the permit record the middle half of Boulder new home firms usually file between $500,000 and $2,250,000 a job, so two ordinary firms can sit 4.5 times apart and both be normal for Boulder. A third quote shows which one is the outlier. Filed values are what contractors wrote on permits, not quotes, so use them to judge the spread, not to price your own job.
  • What range is normal for new home jobs in Boulder?Half of permits were filed between $482,000 and $1,450,000; 8 in 10 between $270,000 and $3,030,000. These are approximate, pooled from each firm's own spread.
  • How much do home builders charge in Boulder?The usual new home job is filed at $850,000; the middle half of firms usually file between $500,000 and $2,250,000. The 10 firms with the most permits in the last 12 months usually file $300,000, less than the usual. See every firm's usual job →
  • Why do prices I see online differ from $850,000?$850,000 is the construction value contractors wrote on Boulder permits. Online figures are usually all-in ranges whose scope you can't check (design, fees, site work), and our file mixes small and large jobs of this type in one number. Use the spread above to see where a quote sits.
  • Do bigger houses get bigger bills?In the file, yes for the firms: those working on the upper third of homes by value usually file $2,250,000, the lower third $500,000. That is firms, not single jobs.
  • Where does this data come from?City of Boulder construction permits, read October 2026. How the records work in Boulder →

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