Check Availability
$3,250,000
↓ $100K (3%)
● House - For Sale

3150 18th St

Boulder, CO 80304
bedrooms
6 Beds
bathrooms
2 Baths
square feet
4,205 Ft²
$17,216
Est. Monthly

About This Property

Modern farmhouse elegance meets resort-style living in this North Central Boulder haven. Thoughtfully reimagined in 2015-2016, this residence sits on a large, level lot and showcases oak hardwood floors, reclaimed barn wood accents and high-end finishes throughout. A spacious living room with a gas fireplace and built-ins flows into a chef's kitchen appointed with a Wolf double oven and six-burner range, Sub-Zero refrigerator, Asko dishwasher, Tharp cabinetry and granite countertops. A generous island with a bar sink and Scotsman pellet ice maker anchors the space, while the formal dining room opens seamlessly to the back deck. Upstairs, the primary suite offers cathedral ceilings, a fireplace, Flatiron views and a Carrara marble bath with radiant heat. Multiple guest rooms, a flex studio with a deck, an expansive lower-level rec room and a backyard complete with an in-ground pool, spa and year-round hot tub elevate this exceptional home near Ideal Market and North Boulder Rec Center.
Unit Size
4,205 Ft²
Days on Market
-
Land Size
0.31 acres
Price per sqft
$773
Property Type
House
Property Taxes
$1,257
HOA Dues
-
Year Built
1957

Listed By

Jennifer Egbert
Milehimodern

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Last updated: 30 days ago (IRES MLS #IRE1053622)

Price History

Date / Event Date Event Price
Aug 19, 2026 Price Decreased $3,250,000
↓ $100K (3%)
Price Decreased
Jun 4, 2026 Price Decreased $3,350,000
↓ $45K (1.3%)
Price Decreased
May 1, 2026 Price Decreased $3,395,000
↓ $80K (2.3%)
Price Decreased
Apr 16, 2026 Price Decreased $3,475,000
↓ $25K (0.7%)
Price Decreased
Mar 12, 2026 Listed $3,500,000
Listed
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Property Highlights

Garage
Air Conditioning
Fireplace
Parking Details
Has Garage
Parking Features: Attached
Garage Spaces: 2
Interior Details
Full Bathrooms: 2
Interior Features: Eat-in Kitchen, Open Floorplan, Pantry, Walk-In Closet(s), Kitchen Island, Separate Dining Room
Appliances: Gas Range, Double Oven, Dishwasher, Refrigerator, Microwave, Disposal
Flooring Type: Wood
Fireplace Features: Two or More
Basement: Full, Partially Finished
Exterior Details
Square Footage: 4205
Square Footage Source: $0
Year Built: 1957
Levels: Two
Window Features: Window Coverings
Construction Materials: Frame, Stone, Wood Siding
Patio and Porch Features: Patio, Deck
Pool Features: Private
Pool is Private
Lot Features: Level, Paved, Gutters, Sidewalks, Street Light
Lot Size Area: 13503.6
Lot Size Units: Square Feet
Lot Size Acres: 0.31
Lot Size Square Feet: 13503.6
Water Source: Public
Financial Details
Tax Annual Amount: $15,087
Utilities Details
Cooling Type: Central Air
Heating Type: Forced Air
Sewer : Public Sewer

Building Info

Overview

    General

  • Year Built: 1957
  • Effective Year Built: 2005
  • Building Count: 1
  • Total Rooms: 10
  • Bedroom Count: 5
  • Bathroom Count: 4
  • Full Bathrooms: 2
  • Partial Bathrooms: 4
  • Building Condition: 7
  • Building Quality: 4
  • Construction Type: 12
  • Building Style: 11
  • Exterior Walls Type: 3
  • Interior Walls Type: 3
  • Roof Shape Type: 0
  • Roof Cover Type: 15
  • Floor Count: 200
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 3
  • Basement Area: 1,344
  • Garage Type: 1
  • Garage Square Area: 361
  • Parking Space Count: 3
  • Patio Type: 0
  • Porch Type: 8
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 13,433
  • Total Building Area: 4,217
  • Gross Building Area: 4,217
  • Building Area: 3,856
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 0
  • Heating: 4
  • Heated Square Feet: 3,856
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: SILVER MAPLE VILLAGE 2 - BO
  • Land Acres: 0000000308
  • Standard Land Use Code: 1001
  • County Land Use Code: 1112
  • Legal Description 1: LOT 20 BLK 6 SILVER MAPLE VILLAGE 2

Neighborhood

  • School District Name: Boulder Valley School District RE-2
  • Census Tract: 012106

Geography

  • Assessors Map Reference: B17-C
  • Account Number: R0005503
  • Parcel: R0005503
  • Block: 6
  • Lot: 20
  • Meridian: SEC 19 TWN 1N RNG 70
  • Municipality: BOULDER
  • Latitude: 40.0318
  • Longitude: -105.274

    Address

  • Full Address: 3150 18th St
  • Address - House Number: 3150
  • Address - Street Name: 18th
  • Address - Suffix Type: St
  • State: CO
  • City Name: Boulder
  • Carrier Code: C079
  • 4-Digit Zip Code: 2622
  • Zip Code: 80304

Valuation

    Tax

  • Tax Year: 2022
  • Tax Amount: $1,304,432
  • Tax Rate Code Area: 00-010

    Appraisal Valuation

  • Standard Deviation: 0.1712
  • Valuation Date: Jun 21, 2023
  • Confidence Score: 78
  • Final Value: 2,843,785
  • High Value: 3,330,851
  • Low Value: 2,356,718

    Market Valuation

  • Market Total Value: $2,513,800
  • Market Land Value: $1,024,600
  • Market Improvement Value: $1,489,200

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $170,058
  • Assessed Land Value: $69,314
  • Assessed Improvements Value: $100,744

    Sales

  • Current Sale Contract Date: Apr 07, 2023
  • Current Sale Recording Date: Apr 11, 2023
  • Current Sale Price:
  • Current Sale Document Type: 71
  • Current Sale Input Document Number: 4003450
  • Previous Sale Recording Date: Jun 04, 2012
  • Previous Sale Contract Date: Jun 01, 2012
  • Previous Sale Amount: $568,000
  • Previous Sale Document Type: 71
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Central Boulder


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Frequently Asked Questions

When was property at 3150 18th Street built and last sold?
The property at 3150 18th Street was built in 1957 and last sold on Apr 7, 2023 for $3,125,000.
How much is this home worth?
The estimated value of the home located at 3150 18th Street is $3,282,500.
What are some comparable homes to 3150 18th Street?
There are currently no comparable homes to 3150 18th Street.