1931 Mapleton Ave is a 2,600 square foot house on a 0.52 acre lot with 3 bedrooms and 1.5 bathrooms. - it last sold on July 16, 1981 for $280,000. Based on Redfin's Boulder data, we estimate the home's value is $2,167,791.
Single-familyProperty Type
1900Year Built
0.52 acresLot Size
$834Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,167,791
$1.9M since sold in July 1981$17K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 18.6% higher than the average sale price ($1.83M) 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 and permits
Zoning
Permits
RL-1
Residential-Low 1 District
Primarily single-family detached dwelling units with some duplexes and attached dwelling units at low to very low residential densities.
Permitted uses
Include but are not limited to:
Religious facility
Housing-Multiple units
Educational/school
Recreation
Agriculture-Cropland
Park & open space
Nov 29, 2023 • Final
Right-of-way permit with utilities
Plumbing
May 10, 2023 • Final
Hvac / solar water heater / wood burning
Electrical
HVAC
Solar
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 544
Basement Type: Unfinished
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1
Heating & Cooling
Heating Type: Forced Air
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Good
Construction Type: Frame
Building Construction Quality: Good
Exterior Wall: Frame Wood
Roof Covering Type: Asphalt
Roof Shape Type: Asphalt
Building Type: Single Family
Property Information
Subdivision Name: BOULDER O T EAST & WEST & NORTH
Living Sq. Ft: 2,600
Ground Floor Sq. Ft: 1,484
Building Sq. Ft: 3,144
Stories Type: 2 Plus
Legal Description: LOTS 8-9-10 & 2.8 X 23.40 STRIP OF VAC ALLEY ON NORTH BLOCK 180 BOULDER EAST
Lot Information
# of Buildings: 2
Land Sq. Ft: 22,549
Legal Lot Number: 8
Legal Block Number: 180
Municipality Name: BOULDER
Acres: 0.5177
County Use Description: 1 FAMILY RESID
Financial
Assessor Information
Assessment Year: 2025
Tax Area: RE2-BLDR-NCWD-UDFC
Public facts
Beds: 3
Baths: 1.5
Sq. Ft.: 2,600
Stories: —
Lot Size: 0.52 acres
Style: Single Family Residential
Year Built: 1900
Year Renovated: 1983
County: Boulder County
APN: R0003424
Home facts updated by county records on Sep 2, 2026
Around this home
Schools
Whittier Elementary School
Public K-5 • Assigned • 0.1mi
6/10
Casey Middle School
Public 6-8 • Assigned • 0.4mi
5/10
Boulder High School
Public 9-12 • Assigned • 0.7mi
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
1% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 90° expected this year, 18 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
2/10 Air Factor
2 unhealthy days expected this year, 2 days in 30 years
Provided by First Street
Historical weather
Boulder, CO • 80304
Average low and high temperatures (°F)
44
22
51
29
63
40
64
40
70
47
83
57
86
62
84
60
79
54
67
45
54
33
53
33
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
Estimated sale price
$2.06M – $2.49M
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