Listed for comp purposes only. Property purchased "as is". No updating. Original doors, floors, fixtures. Basement finish "marginal" at best - finished square footage per. Effective sales price $1.250,000.
Public Records
Jun 7, 1988
Sold
$57,500
$13/sq ft
Public Records
Aug 11, 1971
Sold
$30,000
$7/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$21,990 (−11.7%)
$111,913 + $117,863
$229,776
2024
$24,892 (+1.8%)
$111,913 + $117,863
$229,776
2023
$24,457 (+2.6%)
$111,032 + $171,306
$282,338
2022
$23,831 (+4.9%)
$114,717 + $171,306
$286,023
2021
$22,728 (+23.2%)
$86,576 + $169,239
$255,815
2020
$18,455 (+1.6%)
$89,068 + $174,110
$263,178
2019
$18,173 (+9.9%)
$84,799 + $127,220
$212,019
2018
$16,530 (+3.2%)
$84,799 + $127,220
$212,019
2017
$16,013 (+114.7%)
$76,248 + $114,415
$190,663
2016
$7,460 (+5.6%)
$76,248 + $114,415
$190,663
2015
$7,064 (+20.7%)
$65,431 + $20,752
$86,183
2014
$5,851 (+2.2%)
$37,810 + $30,248
$68,058
2013
$5,722 (+1.0%)
$37,810 + $30,248
$68,058
2012
$5,668 (+0.9%)
$37,810 + $30,248
$68,058
2011
$5,618 (+1.4%)
$26,586 + $41,074
$67,660
2010
$5,542 (+7.1%)
$26,586 + $41,074
$67,660
2009
$5,175
$45,370 + $23,200
$68,570
Tax history for 735 Mapleton Ave
Year
Property tax
Land + Additions
Assessment*
2025
$21,990 (−11.7%)
$111,913 + $117,863
$229,776
2024
$24,892 (+1.8%)
$111,913 + $117,863
$229,776
2023
$24,457 (+2.6%)
$111,032 + $171,306
$282,338
2022
$23,831 (+4.9%)
$114,717 + $171,306
$286,023
2021
$22,728 (+23.2%)
$86,576 + $169,239
$255,815
2020
$18,455 (+1.6%)
$89,068 + $174,110
$263,178
2019
$18,173 (+9.9%)
$84,799 + $127,220
$212,019
2018
$16,530 (+3.2%)
$84,799 + $127,220
$212,019
2017
$16,013 (+114.7%)
$76,248 + $114,415
$190,663
2016
$7,460 (+5.6%)
$76,248 + $114,415
$190,663
2015
$7,064 (+20.7%)
$65,431 + $20,752
$86,183
2014
$5,851 (+2.2%)
$37,810 + $30,248
$68,058
2013
$5,722 (+1.0%)
$37,810 + $30,248
$68,058
2012
$5,668 (+0.9%)
$37,810 + $30,248
$68,058
2011
$5,618 (+1.4%)
$26,586 + $41,074
$67,660
2010
$5,542 (+7.1%)
$26,586 + $41,074
$67,660
2009
$5,175
$45,370 + $23,200
$68,570
*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
Permits
Beds
4
Baths
3.5
Stories
—
Lot width
—
Lot depth
—
Lot size
8,289 Sq. Ft.
Year renovated
2013
Sq. Ft.
4,508
Year built
1920
Style
Single Family Residential
County
Boulder County
APN
R0004317
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 2, 2026.
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
Feb 16, 2022 • Final
Utility
Plumbing
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
Parking
Parking Features
Covered Spaces: 2
Garage: Yes
Garage Spaces: 2
Parking Features: Alley Access
Interior
Bathroom Information
Bathrooms (Full): 2
Bathrooms (Half): 1
Bathrooms (Three Quarter): 1
Bedroom Information
Bedrooms Total: 5
Heating & Cooling
Cooling: Yes
Central Air
Heating: Yes
Radiant
Interior Features
Gas Range/Oven, Dishwasher, Refrigerator, Microwave
Fireplace: Yes
Fireplace Features: 2+ Fireplaces, Gas, Family/Recreation Room Fireplace, Great Room
Flooring: Wood Floors
Study Area, Satellite Avail, High Speed Internet, Eat-in Kitchen, Cathedral/Vaulted Ceilings, Open Floorplan, Walk-In Closet(s)
Laundry Features: Upper Level
Room Information
Basement: Full
Exterior
Exterior Features
Fencing: Partial
Patio and Porch Features: Patio, Deck
Roof: Composition
Land Information
Road Surface Type: Paved, Concrete
Lot Information
Horse(s): No
Lot Features: Curbs, Gutters, Sidewalks, Fire Hydrant within 500 Feet, Lawn Sprinkler System, Level, Within City Limits
Road Frontage Type: City Street
Zoning: RL-1
Property Information
Property Type: Residential
Waterfront: No
Subdivision Information
Subdivision Name: Mapleton
MLS Area Major: Boulder
Building Information
Above Grade Finished Area: 2802
Below Grade Finished Area: 1706
Building Area Total: 2802
Construction Materials: Wood/Frame, Brick/Brick Veneer, Wood Siding
Financial
Tax Information
Parcel Number: R0004317
Tax Annual Amount: 7065
Tax Year: 2015
Financial Information
Listing Terms: Cash, Conventional, FHA, VA Loan
Utilities
Utility Information
Utilities: Natural Gas Available, Electricity Available, Cable Available
Electric: Electric,Xcel
Gas: Natural Gas,Xcel
Sewer: City Sewer
Location
HOA Information
Association: No
School Information
High School District: Boulder Valley Dist RE2
Elementary School: Whittier
Middle or Junior School: Casey
High School: Boulder
Location Information
Unparsed Address: 735 Mapleton Ave Boulder CO 80304
Street Number: 735
Street Name: Mapleton
Street Suffix: Ave
City: Boulder
State or Province: CO
County or Parish: Boulder
Country: US
Postal Code: 80304
Coordinates: -105.28671,40.02087
Latitude: 40.02087
Longitude: -105.28671
Public facts
Beds: 4
Baths: 3.5
Sq. Ft.: 4,508
Stories: —
Lot Size: 8,289 square feet
Style: Single Family Residential
Year Built: 1920
Year Renovated: 2013
County: Boulder County
APN: R0004317
Home facts updated by county records on Sep 2, 2026
Other
Listing Information
Attribution Contact: 3034433377
Close Price: $2,673,000
Photos Count: 1
Possible Use: Single Family
Special Listing Conditions: Private Owner
Standard Status: Closed
Listing Date Information
Close Date: Tuesday, June 21, 2016
Cumulative Days on Market: 1
Days on Market: 1
Listing Contract Date: Tuesday, June 21, 2016
Modification Timestamp: Wednesday, August 28, 2024 5:57 PM
Home Information
Direction Faces: South
Levels: Two
Year Built: 1920
Around this home
Schools
Whittier Elementary School
Public K-5 • Assigned • 0.9mi
6/10
Casey Middle School
Public 6-8 • Assigned • 0.4mi
5/10
Boulder High School
Public 9-12 • Assigned • 0.8mi
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
2% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 90° expected this year, 19 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
$3.75M – $4.54M
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