OFF MARKET

Off market mar 2014 for $1.4M

$3,083,605

Est. refi paymentEst. refi $10,284/mo

•

4,832

sq ft

501 Mapleton Ave, Boulder, CO 80304

About this home

Public Remarks: Mapleton Hill close to Downtown & Mt Sanitas Trail.Classic Mid-Century w tasteful mix of original details and updated finishes.Sunny,open main level w/lg entertaining spaces.4 BR's up incl master retreat w/5 piece ba & deck w Flatirons views.Fully finished lower level features,rec rm w/flagstone fireplace & wet bar. 5th bedroom has full bath, perfect guest quarters.Minimal exterior maintenance. Great in town living excellent condition. See documents for Architects rendering of an updated facade.

Single-familyProperty Type

1950Year Built

7,492 sq ftLot Size

$638Est. Price/Sq.Ft.

2 car garageParking

Listed by John McElveen • RE/MAX of Boulder, Inc

Contact: 3034497000

Bought with Steve Altermatt • RE/MAX of Boulder, Inc

•303-449-7000 (broker)

•REMAX@boulderco.com (broker)

Redfin checked: 2 minutes ago

•Source:IRES as Distributed by MLS Grid #723140

Redfin Estimate

$3,083,605

$1.6M since sold in March 2014$48K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 18.9% higher than the average sale price ($2.59M) of 6 comparable homes.

SOLD AUG 14, 2026
$2,100,000
A
5 beds4 baths3,034 sq ft
320 Pearl St, Boulder, CO 80302
SOLD MAY 1, 2026
$2,651,475
B
5 beds4 baths3,549 sq ft
2449 5th St, Boulder, CO 80304
SOLD SEP 28, 2026
$3,755,000
C
6 beds5.5 baths5,465 sq ft
3181 9th St, Boulder, CO 80304
SOLD SEP 15, 2026
$1,275,000
D
5 beds3 baths2,479 sq ft
1344 6th St, Boulder, CO 80302
SOLD MAR 6, 2026
$3,950,000
E
5 beds4 baths3,826 sq ft
1450 High St, Boulder, CO 80304
SOLD JUN 5, 2026
$1,835,000
F
4 beds3 baths2,558 sq ft
675 Dellwood Ave, Boulder, CO 80304

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Earn from this home

Sell

$2,047,521

Est. take-home

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Refinance

Est. cash available

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Rent

$8,195/mo

Redfin rental estimate

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Market trends in 80304, CO

Last updated September 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-List Price

97.3%

+0.1% MoM

Median sale price

$1.5M

$2K MoM

Avg. days on market

72d

9 days MoM

Recently sold homes

120

8 MoM

New listings for sale

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Gregory Pickett • Compass - Denver
3D WALKTHROUGH
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See all

Provided by Redfin

Sale history for 501 Mapleton Ave

Date

Event

Price

IRES as Distributed by MLS Grid #723140

Mar 14, 2014

Sold

$1,495,000

$309/sq ft

Jan 20, 2014

Pending

—

Dec 10, 2013

Price Changed

$1,495,000

$309/sq ft

Nov 15, 2013

Listed

$1,650,000

$341/sq ft

IRES as Distributed by MLS Grid #701396

May 25, 2013

Listing Removed

—

Mar 8, 2013

Listed

$1,650,000

$341/sq ft

IRES as Distributed by MLS Grid #678967

Sep 9, 2012

Listing Removed

—

Jun 3, 2012

Price Changed

$1,625,000

$336/sq ft

Apr 20, 2012

Listed

$1,750,000

$362/sq ft

Public Records

Jul 6, 1994

Sold

$345,000

$71/sq ft

Public Records

Jan 19, 1984

Sold

$145,000

$30/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$23,905 (+1.9%)

$106,281 + $144,425

$250,706

2024

$23,450 (+1.8%)

$106,281 + $144,425

$250,706

2023

$23,044 (+3.8%)

$105,263 + $161,571

$266,834

2022

$22,205 (+4.9%)

$108,949 + $161,571

$270,520

2021

$21,174 (+22.3%)

$82,219 + $156,889

$239,108

2020

$17,315 (+1.6%)

$84,585 + $161,404

$245,989

2019

$17,050 (+12.0%)

$79,580 + $119,341

$198,921

2018

$15,228 (+3.2%)

$79,580 + $119,341

$198,921

2017

$14,752 (+7.7%)

$70,848 + $104,796

$175,644

2016

$13,692 (+5.6%)

$70,848 + $104,796

$175,644

2015

$12,965 (+42.7%)

$63,282 + $94,891

$158,173

2014

$9,085 (+2.2%)

$38,128 + $67,549

$105,677

2013

$8,885 (+6.5%)

$38,128 + $67,549

$105,677

2012

$8,342 (+0.9%)

$38,128 + $67,549

$105,677

2011

$8,269 (+5.7%)

$25,233 + $74,346

$99,579

2010

$7,826 (+7.1%)

$25,233 + $74,346

$99,579

2009

$7,308

$47,760 + $49,070

$96,830

Tax history for 501 Mapleton Ave

Year

Property tax

Land + Additions

Assessment*

2025

$23,905 (+1.9%)

$106,281 + $144,425

$250,706

2024

$23,450 (+1.8%)

$106,281 + $144,425

$250,706

2023

$23,044 (+3.8%)

$105,263 + $161,571

$266,834

2022

$22,205 (+4.9%)

$108,949 + $161,571

$270,520

2021

$21,174 (+22.3%)

$82,219 + $156,889

$239,108

2020

$17,315 (+1.6%)

$84,585 + $161,404

$245,989

2019

$17,050 (+12.0%)

$79,580 + $119,341

$198,921

2018

$15,228 (+3.2%)

$79,580 + $119,341

$198,921

2017

$14,752 (+7.7%)

$70,848 + $104,796

$175,644

2016

$13,692 (+5.6%)

$70,848 + $104,796

$175,644

2015

$12,965 (+42.7%)

$63,282 + $94,891

$158,173

2014

$9,085 (+2.2%)

$38,128 + $67,549

$105,677

2013

$8,885 (+6.5%)

$38,128 + $67,549

$105,677

2012

$8,342 (+0.9%)

$38,128 + $67,549

$105,677

2011

$8,269 (+5.7%)

$25,233 + $74,346

$99,579

2010

$7,826 (+7.1%)

$25,233 + $74,346

$99,579

2009

$7,308

$47,760 + $49,070

$96,830

*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

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

7,476 Sq. Ft.

Year renovated

1995

Sq. Ft.

4,832

Year built

1950

Style

Single Family Residential

County

Boulder County

APN

R0003679

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

Property details

Parking

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

Interior

Bathroom Information
Bathrooms (Full): 5
Bathrooms (Half): 0
Bathrooms (Three Quarter): 0

Bedroom Information
Bedrooms Total: 5

Heating & Cooling
Cooling: Yes
Central Air
Heating: Yes
Forced Air, 2 or more Heat Sources

Interior Features
Electric Range/Oven, Dishwasher, Refrigerator, Washer, Dryer, Microwave
Fireplace: Yes
Fireplace Features: 2+ Fireplaces
Flooring: Wood Floors
Study Area, Eat-in Kitchen, Separate Dining Room, Pantry, Stain/Natural Trim, Walk-In Closet(s), Wet Bar, Jack & Jill Bathroom
Laundry Features: Washer/Dryer Hookups, Lower Level

Room Information
Basement: Full

Exterior

Exterior Features
Balcony
Fencing: Fenced, Wood
Patio and Porch Features: Patio, Deck
Roof: Composition

Land Information
Road Surface Type: Paved, Concrete

Lot Information
Horse(s): No
Lot Features: Curbs, Gutters, Lawn Sprinkler System
Road Frontage Type: City Street
Zoning: RES

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

Subdivision Information
Subdivision Name: Mapleton Hill
MLS Area Major: Boulder

Building Information
Above Grade Finished Area: 3065
Below Grade Finished Area: 1767
Building Area Total: 3065
Construction Materials: Brick/Brick Veneer

Financial

Tax Information
Parcel Number: R0003679
Tax Annual Amount: 8342
Tax Year: 2012

Financial Information
Listing Terms: Cash, Conventional

Utilities

Utility Information
Utilities: Natural Gas Available, Electricity Available
Electric: Electric,Xcel
Gas: Natural Gas,Xcel

Location

HOA Information
Association: No
Association Fee: 0

School Information
High School District: Boulder Valley Dist RE2
Elementary School: Washington,Foothill
Middle or Junior School: Casey
High School: Boulder

Location Information
Directions: North on Folsom West on Mapleton
Unparsed Address: 501 Mapleton Ave Boulder CO 80304
Street Number: 501
Street Name: Mapleton
Street Suffix: Ave
City: Boulder
State or Province: CO
County or Parish: Boulder
Country: US
Postal Code: 80304
Coordinates: -105.28981,40.02079
Latitude: 40.02079
Longitude: -105.28981

Public facts

Beds: 5
Baths: 5.0
Sq. Ft.: 4,832
Stories: —
Lot Size: 7,476 square feet
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1995
County: Boulder County
APN: R0003679

Home facts updated by county records on Sep 2, 2026

Other

Listing Information
Attribution Contact: 3034497000
Close Price: $1,495,000
Photos Count: 25
Possible Use: Single Family
Special Listing Conditions: Private Owner
Standard Status: Closed

Listing Date Information
Close Date: Friday, March 14, 2014
Cumulative Days on Market: 120
Days on Market: 120
Listing Contract Date: Friday, November 15, 2013
Modification Timestamp: Sunday, July 28, 2024 9:42 AM

Home Information
Direction Faces: South
Levels: Two
Window Features: Window Coverings, Skylight(s), Double Pane Windows
Year Built: 1950

Green Information
Green Energy Efficient: Southern Exposure, HVAC

Around this home

Schools

Whittier Elementary School

Public K-5 • Assigned • 1.1mi

6/10

Casey Middle School

Public 6-8 • Assigned • 0.6mi

5/10

Boulder High School

Public 9-12 • Assigned • 0.9mi

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)

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

$2.93M – $3.55M

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3D WALKTHROUGH

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Home values near 501 Mapleton Ave

Data from public records.

Address	Redfin Estimate
520 Mapleton Ave, Boulder, CO 4 Beds \| 2 Baths \| 1928 Sq. Ft.	$1,770,690
525 Mapleton Ave, Boulder, CO 2 Beds \| 2 Baths \| 2240 Sq. Ft.	$1,883,601

Address	Redfin Estimate
502 Mapleton Ave, Boulder, CO 5 Beds \| 4 Baths \| 4508 Sq. Ft.	$3,238,214
456 Mapleton Ave, Boulder, CO 5 Beds \| 3.5 Baths \| 3683 Sq. Ft.	$2,398,433

Address	Redfin Estimate
515 Mapleton Ave, Boulder, CO 2 Beds \| 1 Baths \| 1377 Sq. Ft.	$1,362,552
535 Mapleton Ave, Boulder, CO 6 Beds \| 4 Baths \| 5158 Sq. Ft.	$3,307,516

Property information provided by IRES as Distributed by MLS Grid when last listed in 2013. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 80304, CO

Sale history for 501 Mapleton Ave

Tax history for 501 Mapleton Ave

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 80304

Home values near 501 Mapleton Ave

More real estate resources