428 Brook Rd is a 1,728 square foot house on a 4.19 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on March 31, 1993 for $238,000. Based on Redfin's Boulder data, we estimate the home's value is $962,205.
Single-familyProperty Type
1992Year Built
4.19 acresLot Size
$557Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$962,205
$724K since sold in March 1993$19K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.7% higher than the average sale price ($893K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
F
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
Interior
Basement Information
Basement Sq. Ft: 556
Basement Type: Unfinished
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Type: Forced Air
Room Information
# of Rooms: 7
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: Split Level
Construction Type: Frame
Building Construction Quality: Good
Exterior Wall: Brick Veneer
Building Type: Single Family
Property Information
Subdivision Name: BOULDER HEIGHTS 5
Living Sq. Ft: 1,728
Ground Floor Sq. Ft: 1,252
Building Sq. Ft: 2,284
Legal Description: LOT 17 BOULDER HEIGHTS 5
Parking & Garage Information
Parking Type: Basement Garage
Garage/Parking Sq. Ft: 644
Garage / Carport Type: Basement
Lot Information
# of Buildings: 1
Land Sq. Ft: 182,372
Legal Lot Number: 17
Municipality Name: BOULDER
Acres: 4.1867
Zoning Code: F
County Use Description: 1 FAMILY RESID
Financial
Assessor Information
Assessment Year: 2025
Tax Area: RE2-BRFD
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,728
Stories: —
Lot Size: 4.19 acres
Style: Single Family Residential
Year Built: 1992
Year Renovated: 1992
County: Boulder County
APN: R0022159
Home facts updated by county records on Jun 11, 2026
Around this home
Schools
Foothill Elementary School
Public K-5 • Assigned • 4.4mi
9/10
Centennial Middle School
Public 6-8 • Assigned • 4.6mi
6/10
Boulder High School
Public 9-12 • Assigned • 5.8mi
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
5/10 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, 1 days in 30 years
Provided by First Street
Historical weather
Boulder, CO • 80302
Average low and high temperatures (°F)
37
18
45
25
54
34
54
34
60
41
74
53
80
59
79
58
73
51
62
42
49
32
47
30
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
$915,000 – $1.11M
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