Google street view image for 4685 Baseline Rd, Boulder, CO 80303

Off market dec 2004 for $10M

—

Est. refi paymentEst. refi $70,887/mo

•

58 ba

•

55,795

sq ft

4685 Baseline Rd, Boulder, CO 80303

About this home

4685 Baseline Rd is a 55,795 square foot multi-family home on a 4.82 acre lot with 89 bedrooms and 58 bathrooms. - it last sold on December 10, 2004 for $10,730,000.

Multi-familyProperty Type

1973Year Built

4.82 acresLot Size

$192Price/Sq.Ft.

Source:Public Records

Redfin Estimate

There isn’t enough information to generate an accurate estimate at this time. Learn More

Market trends in 80303, CO

Last updated October 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-list price

98.2%

+0.3% MoM

Median sale price

$661K

$194 MoM

Avg. days on market

60d

2 days MoM

Recently sold homes

10 MoM

New listings for sale

$1,095,000
5 beds2.5 baths2,464 sq ft
4405 Osage Dr, Boulder, CO 80303
$270,000
1 bed1 bath766 sq ft
500 Mohawk Dr #202, Boulder, CO 80303
3D WALKTHROUGH
$975,000
4 beds2 baths1,969 sq ft
4713 Mckinley Dr, Boulder, CO 80303
$1,390,000
4 beds3 baths2,697 sq ft
4370 Comanche Dr, Boulder, CO 80303
Amy Drost • Housing Helpers of Colorado, LLC
$599,000
2 beds2 baths1,241 sq ft
2800 Sundown Ln #106, Boulder, CO 80303
$925,000
3 beds2 baths1,974 sq ft
1520 Patton Dr, Boulder, CO 80303
$339,000
1 bed1 bath706 sq ft
5550 Stonewall Pl #31, Boulder, CO 80303
$339,900
2 beds1 bath903 sq ft
500 Mohawk Dr #309, Boulder, CO 80303
3D WALKTHROUGH
$2,100,000
5 beds3.5 baths3,486 sq ft
6539 Stearns Ave, Boulder, CO 80303
3D WALKTHROUGH
$750,000
3 beds2 baths1,932 sq ft
3590 Madison Ave, Boulder, CO 80303
Kati Harken • Keller Williams DTC
See all

Provided by Redfin

Sale history for 4685 Baseline Rd

Year

Property tax

Land + Additions

Assessment*

2025

$149,464 (+68.5%)

$330,525 + $1,237,013

$1,567,538

2024

$88,683 (+1.8%)

$330,525 + $1,237,013

$1,567,538

2023

$87,144 (+10.4%)

$300,160 + $708,927

$1,009,087

2022

$78,934 (+2.6%)

$303,845 + $708,927

$1,012,772

2021

$76,930 (+38.9%)

$230,872 + $619,128

$850,000

2020

$55,391 (+1.6%)

$242,755 + $650,995

$893,750

2019

$54,543 (+3.7%)

$242,755 + $393,595

$636,350

2018

$52,597 (+3.2%)

$242,755 + $393,595

$636,350

2017

$50,951 (−3.5%)

$242,662 + $363,989

$606,651

2016

$52,779 (+5.6%)

$242,662 + $363,989

$606,651

2015

$49,979 (+14.4%)

$230,951 + $378,761

$609,712

2014

$43,683 (+2.3%)

$230,951 + $277,142

$508,093

2013

$42,721 (+10.4%)

$230,951 + $277,142

$508,093

2012

$38,694 (+0.9%)

$230,951 + $277,142

$508,093

2011

$38,354 (+2.7%)

$230,951 + $230,951

$461,902

2010

$37,333 (+7.1%)

$230,951 + $230,951

$461,902

2009

$34,859

$230,950 + $230,950

$461,900

Tax history for 4685 Baseline Rd

Year

Property tax

Land + Additions

Assessment*

2025

$149,464 (+68.5%)

$330,525 + $1,237,013

$1,567,538

2024

$88,683 (+1.8%)

$330,525 + $1,237,013

$1,567,538

2023

$87,144 (+10.4%)

$300,160 + $708,927

$1,009,087

2022

$78,934 (+2.6%)

$303,845 + $708,927

$1,012,772

2021

$76,930 (+38.9%)

$230,872 + $619,128

$850,000

2020

$55,391 (+1.6%)

$242,755 + $650,995

$893,750

2019

$54,543 (+3.7%)

$242,755 + $393,595

$636,350

2018

$52,597 (+3.2%)

$242,755 + $393,595

$636,350

2017

$50,951 (−3.5%)

$242,662 + $363,989

$606,651

2016

$52,779 (+5.6%)

$242,662 + $363,989

$606,651

2015

$49,979 (+14.4%)

$230,951 + $378,761

$609,712

2014

$43,683 (+2.3%)

$230,951 + $277,142

$508,093

2013

$42,721 (+10.4%)

$230,951 + $277,142

$508,093

2012

$38,694 (+0.9%)

$230,951 + $277,142

$508,093

2011

$38,354 (+2.7%)

$230,951 + $230,951

$461,902

2010

$37,333 (+7.1%)

$230,951 + $230,951

$461,902

2009

$34,859

$230,950 + $230,950

$461,900

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

Zoning and permits

Zoning
Permits

RM-1

Residential-Medium 1 District

Medium density residential areas which have been or are to be primarily used for attached residential development, where each unit generally has direct access to ground level, and where complementary uses may be permitted under certain conditions.

Permitted uses

Include but are not limited to:

Religious facility
Housing-Single unit
Housing-Multiple units
Educational/school
Recreation
Agriculture-Cropland
Park & open space

Property details

Interior

Bathroom Information
# of Full Baths: 10
# of 1/2 Baths: 64
# of 3/4 Baths: 16

Heating & Cooling
Heating Type: Hot Water

Room Information
# of Rooms: 112

Exterior

Exterior Information
Physical Condition: Average
Construction Type: Masonry
Building Construction Quality: Average
Exterior Wall: Brick Veneer
Building Type: Multi Family

Property Information
Subdivision Name: PARK EAST 1
Living Sq. Ft: 55,795
Ground Floor Sq. Ft: 55,795
Building Sq. Ft: 55,795
Legal Description: OUTLOT C BLK 10 PARK EAST

Lot Information
# of Buildings: 1
Land Sq. Ft: 209,931
Legal Lot Number: C
Legal Block Number: 10
Municipality Name: BOULDER
Acres: 4.8194
County Use Description: MULTI-RESID 9+ UNITS

Financial

Assessor Information
Assessment Year: 2025
Tax Area: RE2-BLDR-NCWD-UDFC

Public facts

Beds: 89
Baths: 58.0
Sq. Ft.: 55,795
Stories: —
Lot Size: 4.82 acres
Style: Multi-Family (5+ Unit)
Year Built: 1973
Year Renovated: 1995
County: Boulder County
APN: R0009863

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

K - 12
Preschool & daycare

Creekside Elementary School At Martin Park

Public PreK-5 • Assigned • 0.9mi

10/10

Manhattan Middle School Of The Arts And Academics

Public 6-8 • Assigned • 0.6mi

9/10

Fairview High School

Public 9-12 • Assigned • 2.0mi

10/10

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

2% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 91° expected this year, 20 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

4/10 Air Factor

4 unhealthy days expected this year, 5 days in 30 years

Provided by First Street

Historical weather

Boulder, CO • 80303

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 10.5 hours in June and 6 hours in December, placing it above the U.S. average for solar exposure.

10.5 hrs

6 hrs

JuneDecember

Provided by Shadowmap

Is this your home?

Track this home’s value and nearby sales activity

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Listing provided by REColorado as Distributed by MLS Grid

New listings for sale in 80303

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Listing provided by REColorado as Distributed by MLS Grid

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Wrap-around deck • 0.33 acre lot • 2 garage spots

Home values near 4685 Baseline Rd

Data from public records.

Address	Redfin Estimate
4500 Baseline Rd Apartment 1306, Boulder, CO 2 Beds \| 2 Baths \| 1116 Sq. Ft.	$564,351
4500 Baseline Rd Apartment 2305, Boulder, CO 1 Beds \| 1 Baths \| 882 Sq. Ft.	$393,107
4500 Baseline Rd Apartment 2206, Boulder, CO 2 Beds \| 2 Baths \| 1094 Sq. Ft.	$470,600
4500 Baseline Rd Apartment 4302, Boulder, CO 2 Beds \| 2 Baths \| 1147 Sq. Ft.	$526,252
4500 Baseline Rd Apartment 4104, Boulder, CO 2 Beds \| 2 Baths \| 1094 Sq. Ft.	$477,533
4500 Baseline Rd Apartment 4101, Boulder, CO 2 Beds \| 2 Baths \| 1003 Sq. Ft.	$521,919
4500 Baseline Rd Apartment 3304, Boulder, CO 2 Beds \| 2 Baths \| 1094 Sq. Ft.	$490,635

Address	Redfin Estimate
4500 Baseline Rd Apartment 3102, Boulder, CO 2 Beds \| 2 Baths \| 1040 Sq. Ft.	$485,534
4500 Baseline Rd Apartment 2404, Boulder, CO 2 Beds \| - Baths \| 1334 Sq. Ft.	$679,094
4500 Baseline Rd Apartment 2102, Boulder, CO 2 Beds \| 2 Baths \| 1034 Sq. Ft.	$530,333
4500 Baseline Rd Apartment 4306, Boulder, CO 2 Beds \| 2 Baths \| 1094 Sq. Ft.	$530,705
4500 Baseline Rd Apartment 4204, Boulder, CO 2 Beds \| 2 Baths \| 1040 Sq. Ft.	$514,091
4500 Baseline Rd Apartment 3205, Boulder, CO 2 Beds \| 2 Baths \| 1187 Sq. Ft.	$536,587
4500 Baseline Rd Apartment 3301, Boulder, CO 2 Beds \| 2 Baths \| 1040 Sq. Ft.	$554,146

Address	Redfin Estimate
4500 Baseline Rd Apartment 3201, Boulder, CO 2 Beds \| 2 Baths \| 1040 Sq. Ft.	$457,183
4500 Baseline Rd Apartment 2403, Boulder, CO 1 Beds \| 1.5 Baths \| 1109 Sq. Ft.	$532,289
4500 Baseline Rd Apartment 2103, Boulder, CO 2 Beds \| 2 Baths \| 1173 Sq. Ft.	$524,233
4500 Baseline Rd Apartment 4305, Boulder, CO 2 Beds \| 2 Baths \| 1138 Sq. Ft.	$519,661
4500 Baseline Rd Apartment 4203, Boulder, CO 2 Beds \| 2 Baths \| 1056 Sq. Ft.	$529,788
4500 Baseline Rd Apartment 3303, Boulder, CO 2 Beds \| 2 Baths \| 1051 Sq. Ft.	$568,392
4500 Baseline Rd Apartment 103, Boulder, CO 2 Beds \| 2 Baths \| 1051 Sq. Ft.	$509,408

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About this home

Redfin Estimate

Market trends in 80303, CO

Sale history for 4685 Baseline Rd

Tax history for 4685 Baseline Rd

Zoning and permits

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Is this your home?

Nearby similar homes

New listings for sale in 80303

Home values near 4685 Baseline Rd

More real estate resources