OFF MARKET

Off market jul 2007 for $350K

$679,367

Est. refi paymentEst. refi $2,333/mo

•

1,246

sq ft

623 Sugarloaf Mountain Rd, Boulder, CO 80302

About this home

Public Remarks: BREATHTAKING VIEWS from every room! Open floorplan with Cathedral Ceilings and huge windows with views to the Plains, Dream Canyon, and the Divide. Floor to ceiling moss rock fireplace, two decks, one on each level. 2-car carport with standard roof tied to house can easily be converted to garage. An artesian spring 40' in front of deck provides lush vegetation and viewing of wildlife. Sugarloaf high-speed internet available, and dish and equipment included. 200 yards from Switzerland trailhead!

Single-familyProperty Type

1972Year Built

1 acresLot Size

$545Est. Price/Sq.Ft.

2 car garageParking

Listed by Brian ONeill • Slifer Smith & Frampton-Bldr

Contact: 3034433377

Bought with Brian ONeill • Slifer Smith & Frampton-Bldr

•303-443-3377 (broker)

Redfin checked: a minute ago

•Source:IRES as Distributed by MLS Grid #525084

Redfin Estimate

$679,367

$329K since sold in July 2007$1,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.8% lower than the average sale price ($692K) of 6 comparable homes.

SOLD JUL 7, 2026
$725,000
A
3 beds2 baths1,729 sq ft
201 Wild Tiger Rd, Boulder, CO 80302
SOLD JUN 30, 2026
$825,000
B
3 beds2 baths1,651 sq ft
408 Millionaire Dr W, Boulder, CO 80302
SOLD SEP 17, 2026
$685,000
C
3 beds2 baths1,848 sq ft
358 Kelly Rd, Boulder, CO 80302
Listing provided by metrolistCO
SOLD JUN 3, 2026
$695,000
D
3 beds2 baths1,329 sq ft
1213 Primos Rd, Boulder, CO 80302
SOLD SEP 11, 2026
$640,000
E
1 bed1 bath1,004 sq ft
53 Cougar Run, Nederland, CO 80466
SOLD SEP 18, 2026
$580,000
F
1 bed1 bath892 sq ft
8695 Sunshine Canyon Dr, Boulder, CO 80302

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Sell

$499,287

Est. take-home

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Refinance

Est. cash available

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Rent

$2,902/mo

Redfin rental estimate

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Market trends in 80302, CO

Last updated October 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-list price

96.0%

+0.7% MoM

Median sale price

$1.1M

$26K MoM

Avg. days on market

68d

5 days MoM

Recently sold homes

8 MoM

New listings for sale

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$4,200,000
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NEW 10 HRS AGO
$1,200,000
5 beds4 baths3,803 sq ft
6186 Sunshine Canyon Dr, Boulder, CO 80302
Jeptha Sheene • Compass Colorado, LLC - Boulder
$1,399,000
2 beds2.5 baths1,457 sq ft
2465 Walnut St #5, Boulder, CO 80302
COMING SOON
$1,425,000
3 beds2 baths3,169 sq ft
91 Lost Angel Rd, Boulder, CO 80302
VIDEO TOUR
$1,395,000
2 beds2.5 baths1,600 sq ft
2465 Walnut St #13, Boulder, CO 80302
OPEN SAT, 10AM TO 12PM
$3,950,000
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3D & VIDEO TOUR
$2,825,000
4 beds4 baths3,826 sq ft
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Jordan Schwartz • Engel & Volkers Denver
$1,690,000
2 beds2.5 baths2,181 sq ft
1655 Walnut St #309, Boulder, CO 80302
OPEN SAT, 12PM TO 2PM
$1,299,000
3 beds3 baths2,908 sq ft
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Laura Melquist • Real Broker, LLC DBA Real
$425,000
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See all

Provided by Redfin

Sale history for 623 Sugarloaf Mountain Rd

Date

Event

Price

APPFOLIO #2

Sep 28, 2025

Rental Removed

$3,000

$2/sq ft

Sep 19, 2025

Listed for Rent

$3,000

$2/sq ft

Avail #1

Sep 19, 2025

Rental Removed

$3,200

$3/sq ft

Aug 26, 2025

Listed for Rent

$3,200

$3/sq ft

IRES as Distributed by MLS Grid #525084

Jul 19, 2007

Sold

$350,000

$281/sq ft

Mar 22, 2007

Listed

$357,000

$287/sq ft

IRES as Distributed by MLS Grid #510973

Dec 15, 2006

Listing Removed

—

Oct 11, 2006

Listed

$367,000

$295/sq ft

IRES as Distributed by MLS Grid #488991

Sep 27, 2006

Listing Removed

—

Apr 20, 2006

Listed

$379,000

$304/sq ft

IRES as Distributed by MLS Grid #319828

Nov 30, 2001

Sold

$315,000

$253/sq ft

Oct 1, 2001

Listed

$335,000

$269/sq ft

Public Records

Sep 11, 1973

Sold

$38,500

$31/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$3,726 (+3.4%)

$9,194 + $30,969

$40,163

2024

$3,603 (+1.8%)

$9,194 + $30,969

$40,163

2023

$3,539 (+14.7%)

$5,240 + $36,997

$42,237

2022

$3,086 (+5.5%)

$8,924 + $36,997

$45,921

2021

$2,924 (+11.8%)

$7,423 + $26,751

$34,174

2020

$2,616 (+1.6%)

$7,636 + $27,520

$35,156

2019

$2,574 (+12.7%)

$15,802 + $15,287

$31,089

2018

$2,284 (+3.0%)

$15,802 + $15,287

$31,089

2017

$2,217 (−18.7%)

$7,056 + $20,534

$27,590

2016

$2,728 (+6.1%)

$7,056 + $20,534

$27,590

2015

$2,572 (+13.9%)

$10,507 + $22,439

$32,946

2014

$2,259 (+2.4%)

$12,179 + $14,774

$26,953

2013

$2,206 (−0.8%)

$12,179 + $14,774

$26,953

2012

$2,225 (+7.6%)

$12,179 + $14,774

$26,953

2011

$2,068 (+8.0%)

$14,408 + $12,975

$27,383

2010

$1,914 (+6.8%)

$14,408 + $12,975

$27,383

2009

$1,793

$17,190 + $8,080

$25,270

Tax history for 623 Sugarloaf Mountain Rd

Year

Property tax

Land + Additions

Assessment*

2025

$3,726 (+3.4%)

$9,194 + $30,969

$40,163

2024

$3,603 (+1.8%)

$9,194 + $30,969

$40,163

2023

$3,539 (+14.7%)

$5,240 + $36,997

$42,237

2022

$3,086 (+5.5%)

$8,924 + $36,997

$45,921

2021

$2,924 (+11.8%)

$7,423 + $26,751

$34,174

2020

$2,616 (+1.6%)

$7,636 + $27,520

$35,156

2019

$2,574 (+12.7%)

$15,802 + $15,287

$31,089

2018

$2,284 (+3.0%)

$15,802 + $15,287

$31,089

2017

$2,217 (−18.7%)

$7,056 + $20,534

$27,590

2016

$2,728 (+6.1%)

$7,056 + $20,534

$27,590

2015

$2,572 (+13.9%)

$10,507 + $22,439

$32,946

2014

$2,259 (+2.4%)

$12,179 + $14,774

$26,953

2013

$2,206 (−0.8%)

$12,179 + $14,774

$26,953

2012

$2,225 (+7.6%)

$12,179 + $14,774

$26,953

2011

$2,068 (+8.0%)

$14,408 + $12,975

$27,383

2010

$1,914 (+6.8%)

$14,408 + $12,975

$27,383

2009

$1,793

$17,190 + $8,080

$25,270

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Zoning

Beds

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

1.05 Acres

Year renovated

1972

Sq. Ft.

1,232

Year built

1972

Style

Single Family Residential

County

Boulder County

APN

R0024596

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

Forestry District

Rural areas established for the purpose of efficiently using land to conserve forest resources, protect the natural environment, and preserve open areas.

Permitted uses

Include but are not limited to:

Agriculture
Equestrian facility
Livestock production
Housing-Group
Housing-Single unit
Bed & breakfast
Office
Public service
Communications tower
Park & open space

Property details

Parking

Parking Features
Covered Spaces: 2
Garage: Yes
Garage Spaces: 2

Interior

Bathroom Information
Bathrooms (Full): 1
Bathrooms (Half): 0
Bathrooms (Three Quarter): 0

Bedroom Information
Bedrooms Total: 2

Heating & Cooling
Heating: Yes
Baseboard, Wood Stove, Wood/Coal

Interior Features
Electric Range/Oven, Dishwasher, Refrigerator, Washer, Dryer
Fireplace: Yes
Fireplace Features: Living Room
Separate Dining Room, Cathedral/Vaulted Ceilings, Open Floorplan, Pantry

Room Information
Basement: None

Exterior

Exterior Features
Roof: Composition

Lot Information
Horse(s): No
Zoning: Forestry

Property Information
Property Type: Residential
View: Yes
Waterfront: No

Subdivision Information
Subdivision Name: Swiss Peaks
MLS Area Major: Suburban Mountains

Building Information
Above Grade Finished Area: 1246
Building Area Total: 1246
Construction Materials: Wood/Frame

Financial

Tax Information
Parcel Number: R0024596
Tax Annual Amount: 1846
Tax Year: 2005

Financial Information
Listing Terms: Cash, Conventional, FHA, VA Loan

Utilities

Utility Information
Utilities: Electricity Available
Electric: Electric,Xcel

Location

HOA Information
Association: No
Association Fee: 0

School Information
High School District: Boulder Valley Dist RE2
Elementary School: Flatirons
Middle or Junior School: Casey
High School: Boulder

Location Information
Directions: From Broadway and Canyon, go West on Canyon (CO119) up Boulder Canyon 4.3 miles. Right on Sugarloaf Rd. and go 4.7 miles, then Right on Sugarloaf Mtn. Rd., 0.5 miles to the property.
Unparsed Address: 623 Sugarloaf Mountain Rd Boulder CO 80302
Street Number: 623
Street Name: Sugarloaf Mountain
Street Suffix: Rd
City: Boulder
State or Province: CO
County or Parish: Boulder
Country: US
Postal Code: 80302
Coordinates: -105.422672,40.023908
Latitude: 40.023908
Longitude: -105.422672

Public facts

Beds: 2
Baths: 1.0
Sq. Ft.: 1,232
Stories: —
Lot Size: 1.05 acres
Style: Single Family Residential
Year Built: 1972
Year Renovated: 1972
County: Boulder County
APN: R0024596

Home facts updated by county records on Sep 2, 2026

Other

Documents & Disclosures
Documents Available: Survey Available,Aerial Photo,Builder Plans
Documents Count: 3

Listing Information
Attribution Contact: 3034433377
Close Price: $350,000
Photos Count: 16
Possible Use: Single Family
Special Listing Conditions: Private Owner
Standard Status: Closed

Listing Date Information
Close Date: Thursday, July 19, 2007
Cumulative Days on Market: 120
Days on Market: 120
Listing Contract Date: Thursday, March 22, 2007
Modification Timestamp: Wednesday, July 24, 2024 5:48 PM

Home Information
Levels: Two
Year Built: 1972

Around this home

Schools

K - 12
Preschool & daycare

Flatirons Elementary School

Public K-5 • Assigned • 7.4mi

8/10

Casey Middle School

Public 6-8 • Assigned • 7.6mi

5/10

Boulder High School

Public 9-12 • Assigned • 7.8mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

4/10 Fire Factor

3% chance of being in a wildfire in next 30 years

1/10 Heat Factor

0 hot days expected this year, 0 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 2 days in 30 years

Provided by First Street

Historical weather

Boulder, CO • 80302

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 10.1 hours in June and 6 hours in December, placing it above the U.S. average for solar exposure.

10.1 hrs

6 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$646,000 – $782,000

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Home values near 623 Sugarloaf Mountain Rd

Data from public records.

Address	Redfin Estimate
351 Sugarloaf Mountain Rd, Boulder, CO 2 Beds \| 1 Baths \| 1484 Sq. Ft.	$718,796
443 Sugarloaf Mountain Rd, Boulder, CO 4 Beds \| 3 Baths \| 4249 Sq. Ft.	$1,125,326
76 South Peak Trl, Boulder, CO 3 Beds \| 3 Baths \| 3216 Sq. Ft.	$1,242,165
88 South Peak Trl, Boulder, CO 3 Beds \| 4 Baths \| 3398 Sq. Ft.	$1,056,494
382 South Peak Rd, Boulder, CO 3 Beds \| 2.5 Baths \| 1832 Sq. Ft.	$949,945
319 South Peak Rd, Boulder, CO 4 Beds \| 4 Baths \| 3438 Sq. Ft.	$1,433,536
250 South Peak Rd, Boulder, CO 3 Beds \| 2 Baths \| 2632 Sq. Ft.	$816,842

Address	Redfin Estimate
606 Sugarloaf Mountain Rd, Boulder, CO 3 Beds \| 3.5 Baths \| 3376 Sq. Ft.	$1,990,149
719 Sugarloaf Mountain Rd, Boulder, CO 2 Beds \| 2 Baths \| 992 Sq. Ft.	$785,332
223 South Peak Rd, Boulder, CO 3 Beds \| 2 Baths \| 2174 Sq. Ft.	$978,804
169 South Peak Ln, Boulder, CO 4 Beds \| 1 Baths \| 2304 Sq. Ft.	$722,839
340 South Peak Rd, Boulder, CO 4 Beds \| 2.5 Baths \| 4015 Sq. Ft.	$1,744,071
664 South Peak Rd, Boulder, CO 2 Beds \| 2 Baths \| 1924 Sq. Ft.	$786,098
284 South Peak Rd, Boulder, CO 4 Beds \| 2 Baths \| 2572 Sq. Ft.	$982,509

Address	Redfin Estimate
563 Sugarloaf Mountain Rd, Boulder, CO 2 Beds \| 1 Baths \| 2276 Sq. Ft.	$880,155
685 Sugarloaf Mountain Rd, Boulder, CO 3 Beds \| 2 Baths \| 1598 Sq. Ft.	$856,750
119 South Peak Ln, Boulder, CO 3 Beds \| 3 Baths \| 1860 Sq. Ft.	$720,700
87 South Peak Ln, Boulder, CO 3 Beds \| 3 Baths \| 2925 Sq. Ft.	$1,296,987
423 South Peak Rd, Boulder, CO 2 Beds \| 2.5 Baths \| 2621 Sq. Ft.	$874,300
660 South Peak Rd, Boulder, CO 3 Beds \| 5 Baths \| 4106 Sq. Ft.	—
62 South Peak Ln, Boulder, CO 3 Beds \| 3 Baths \| 2124 Sq. Ft.	$1,091,081

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