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$6,000,000

Listing Price

3beds

6.75baths

3,702sqft

10,261sqft lot

2940 18th St, Boulder, CO 80304

Member Features

Find Real Estate Bargain!

  • Full foreclosure details

  • Home value, equity and ownership info

  • Find homes priced below market

  • Get full access with a FREE Account

Already a member?

For Sale

Off Market

Single Family

Home type

839.46

Price / sqft

2025

Year built

Home Details

Set on a rare quarter-acre in the heart of Boulder, 2940 18th Street is a newly constructed architectural residence by Annette and Dennis Martin, designed to live as beautifully outdoors as it does within. Clean lines, open rafter eaves, and a standing seam metal roof frame a series of curated living spaces, where a south-facing great room and terrace capture natural light and views, seamlessly extending to a private pool courtyard anchored by a year-round saltwater pool, limestone hardscaping, and an outdoor kitchen. Inside, the home unfolds with an open-concept layout, vaulted ceilings, and a refined material palette-European white oak floors, custom oak cabinetry, and bespoke steel detailing throughout. The kitchen is a true centerpiece, appointed with Gaggenau and Sub-Zero appliances and striking quartzite surfaces, while thoughtfully integrated millwork enhances every space from the dining room to the primary suite and mudroom. Custom lighting from renowned international designers, artisan tile, and curated fixtures elevate the interiors with a quiet, modern luxury. Designed for both performance and longevity, the home features a HERS score of 8, a 9.24kW solar array, Tesla Powerwall battery storage, and advanced home automation. Completed in 2026, this is a rare opportunity to own a meticulously crafted, design-forward home that balances sustainability, sophistication, and seamless indoor-outdoor living.

Interior Details

Square Feet
  • 3702

Bedrooms
  • 3

Bathrooms
  • 6.75

Heating
  • Has Heating:

    Yes

  • Heating Type:

    Forced Air With Air Conditioning

Cooling
  • Has Cooling:

    Yes

  • Cooling Type:

    Central

Fuel
  • Has Fuel:

    No

  • Fuel Type:

    N/A

Basement
  • Has Basement:

    No

  • Basement Type:

    Partial

Flooring
  • Has Flooring:

    No

  • Flooring Type:

    N/A

Fireplace
  • Has Fireplace:

    Yes

  • Fireplace Type:

    N/A

Property Details

Lot Size
  • 10261

Water
  • No

Sewer
  • No

Parking
  • Type:

    N/A

  • Location:

    N/A

  • Status:

    N/A

  • Number of Spaces:

    N/A

Deck
  • N/A

Patio
  • N/A

Fence
  • N/A

Pool
  • N/A

Porch
  • N/A

Stoop
  • N/A

Breezeway
  • N/A

Construction Details

Number of Stories
  • N/A

Style
  • N/A

Exterior
  • Combination

Foundation
  • N/A

Roof
  • N/A

Roofing Material
  • Metal

Tax History

Year

Amount

Land

Improvement

Percent Change

Assessment

2019

$25,005

$291,740

$0

--%

$291,740

2019

$25,005

$291,740

$0

--%

$291,740

2018

$17,248

$198,940

$0

--%

$198,940

2017

$4,148

$49,392

$0

--%

$49,392

percent-home-icon

Average Home Price in 80304

Nearby Properties

Zip Code

Price

Bed

Bath

Sqft

Lot

Sold Date

$2,151,343

4 Beds

5.25 Baths

3,872 Sqft

6,754 Lot (sqft)

Sold 07/10/2026

$3,750,000

5 Beds

6 Baths

4,249 Sqft

7,730 Lot (sqft)

Sold 10/13/2026

$6,000,000

3 Beds

6.75 Baths

3,702 Sqft

10,261 Lot (sqft)

Sold 03/27/2026

$3,495,000

5 Beds

4 Baths

3,879 Sqft

8,656 Lot (sqft)

Sold 04/23/2026

$2,402,373

3 Beds

3.25 Baths

3,272 Sqft

4,837 Lot (sqft)

Sold 10/13/2026

$3,250,000

5 Beds

4 Baths

3,942 Sqft

8,292 Lot (sqft)

Sold 10/13/2026

$4,200,000

4 Beds

3 Baths

3,878 Sqft

23,110 Lot (sqft)

Sold 10/13/2026

$4,200,000

4 Beds

5 Baths

4,232 Sqft

16,870 Lot (sqft)

Sold 10/13/2026

$2,523,273

5 Beds

4 Baths

3,235 Sqft

15,475 Lot (sqft)

Sold 10/18/2026

percent-home-icon

Calculators

Mortgage

Mortgage Calculator

Calculate your monthly mortgage payments.
Household Income
70,000
$
Home price
6,000,000
$
Down payment
1,200,000
$
Mortgage Rate
6.5
%
Loan Term
Property Tax Rate
1.1
%
Homeowner's Insurance (Annual)
36,000
$
HOA (Monthly)
0
$
PMI
0
$
$38,839
Your Payment
Total Monthly Payment:$38,839
Percent of Income:666%
Affordable:No

Details for 2940 18TH ST

Property Debt

Foreclosure Contact Details

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