Google street view image for 2345 Mapleton Ave, Boulder, CO 80304

Off Market Jan 2001 for $673K

$1,705,218

Est. refi paymentEst. refi $4,532/mo

•

3 ba

•

2,269

sq ft

2345 Mapleton Ave, Boulder, CO 80304

About this home

2345 Mapleton Ave is a 2,269 square foot house on a 7,805 square foot lot with 3 bedrooms and 3 bathrooms. - it last sold on January 03, 2001 for $673,100. Based on Redfin's Boulder data, we estimate the home's value is $1,705,218.

Single-familyProperty Type

1905Year Built

7,805 sq ftLot Size

$752Est. Price/Sq.Ft.

2 car garageParking

Source:Public Records

Redfin Estimate

$1,705,218

$1.0M since sold in January 2001$142K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 70.9% higher than the average sale price ($998K) of 6 comparable homes.

SOLD SEP 9, 2026
$1,080,000
A
3 beds2 baths1,549 sq ft
3011 13th St, Boulder, CO 80304
SOLD APR 24, 2026
2851 20th St, Boulder, CO 80304
$1,017,800
B
3 beds1.5 baths1,806 sq ft
2851 20th St, Boulder, CO 80304
SOLD SEP 9, 2026
$1,150,000
C
3 beds2.5 baths1,348 sq ft
2910 19th St, Boulder, CO 80304
SOLD AUG 7, 2026
$783,000
D
3 beds1.5 baths1,095 sq ft
3150 19th St, Boulder, CO 80304
SOLD APR 17, 2026
$800,000
E
3 beds2 baths1,529 sq ft
1412 Elder Ave, Boulder, CO 80304
SOLD FEB 3, 2026
$1,157,500
F
3 beds2 baths1,440 sq ft
1557 North St, Boulder, CO 80304

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$1,484,254

Est. take-home

List your home with Redfin and save $17,052

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$4,975/mo

Redfin rental estimate

List your home for rent

Market trends in 80304, CO

Last updated August 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

OPEN TODAY, 11AM TO 1PM
$1,295,000
3 beds2 baths1,890 sq ft
3065 23rd St, Boulder, CO 80304
OPEN TODAY, 1PM TO 3PM
$1,600,000
3 beds3.5 baths3,392 sq ft
2748 Winding Trail Dr, Boulder, CO 80304
$1,069,500
4 beds2 baths1,812 sq ft
2445 Forest Ave, Boulder, CO 80304
OPEN TODAY, 1PM TO 3PM
$2,695,000
5 beds3.5 baths3,513 sq ft
3560 16th St, Boulder, CO 80304
$1,549,000
4 beds3 baths3,968 sq ft
3540 19th St, Boulder, CO 80304
Jennifer Crow • RE/MAX Professionals
3D WALKTHROUGH
$820,000
3 beds1.5 baths1,400 sq ft
3565 19th St, Boulder, CO 80304
FOR SALE BY OWNER
$750,000
3 beds2 baths1,552 sq ft
1683 Yellow Pine Ave, Boulder, CO 80304
$1,741,337
3 beds3.5 baths1,999 sq ft
1150 Violet Ave, Boulder, CO 80304
$695,000
2 beds2.5 baths1,368 sq ft
4555 13th St Unit 2A, Boulder, CO 80304
3D & VIDEO TOUR
$1,599,000
3 beds3 baths2,220 sq ft
1969 Joslyn Ct, Boulder, CO 80304
See all

Provided by Redfin

Sale history for 2345 Mapleton Ave

Year

Property tax

Land + Additions

Assessment*

2025

$12,519

$70,863 + $60,438

$131,301

2024

$12,514 (+1.8%)

$70,863 + $60,438

$131,301

2023

$12,297 (+19.2%)

$70,939 + $71,456

$142,395

2022

$10,316 (+4.9%)

$74,625 + $71,456

$146,081

2021

$9,837 (+14.1%)

$58,241 + $52,848

$111,089

2020

$8,621 (+1.6%)

$59,917 + $54,369

$114,286

2019

$8,489 (+5.9%)

$51,409 + $47,626

$99,035

2018

$8,015 (+3.2%)

$51,409 + $47,626

$99,035

2017

$7,764 (+7.1%)

$39,456 + $52,985

$92,441

2016

$7,247 (+5.6%)

$39,456 + $52,985

$92,441

2015

$6,862 (+9.6%)

$34,387 + $49,336

$83,723

2014

$6,260 (+2.3%)

$33,114 + $39,697

$72,811

2013

$6,122 (+12.2%)

$33,114 + $39,697

$72,811

2012

$5,455 (+0.9%)

$33,114 + $39,697

$72,811

2011

$5,407 (−5.6%)

$30,328 + $34,785

$65,113

2010

$5,726 (+7.1%)

$30,328 + $34,785

$65,113

2009

$5,347

$40,760 + $30,090

$70,850

Tax history for 2345 Mapleton Ave

Year

Property tax

Land + Additions

Assessment*

2025

$12,519

$70,863 + $60,438

$131,301

2024

$12,514 (+1.8%)

$70,863 + $60,438

$131,301

2023

$12,297 (+19.2%)

$70,939 + $71,456

$142,395

2022

$10,316 (+4.9%)

$74,625 + $71,456

$146,081

2021

$9,837 (+14.1%)

$58,241 + $52,848

$111,089

2020

$8,621 (+1.6%)

$59,917 + $54,369

$114,286

2019

$8,489 (+5.9%)

$51,409 + $47,626

$99,035

2018

$8,015 (+3.2%)

$51,409 + $47,626

$99,035

2017

$7,764 (+7.1%)

$39,456 + $52,985

$92,441

2016

$7,247 (+5.6%)

$39,456 + $52,985

$92,441

2015

$6,862 (+9.6%)

$34,387 + $49,336

$83,723

2014

$6,260 (+2.3%)

$33,114 + $39,697

$72,811

2013

$6,122 (+12.2%)

$33,114 + $39,697

$72,811

2012

$5,455 (+0.9%)

$33,114 + $39,697

$72,811

2011

$5,407 (−5.6%)

$30,328 + $34,785

$65,113

2010

$5,726 (+7.1%)

$30,328 + $34,785

$65,113

2009

$5,347

$40,760 + $30,090

$70,850

*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

RMX-1

Residential-Mixed 1 District

Mixed density residential areas with a variety of single-family, detached, duplexes, and multi-family units that will be maintained; and where existing structures may be renovated or rehabilitated.

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

Basement Information
Basement Sq. Ft: 300
Basement Type: Unfinished

Bathroom Information
# of Full Baths: 3

Heating & Cooling
Heating Type: Hot Water

Room Information
# of Rooms: 8

Exterior

Exterior Information
Physical Condition: Good
Construction Type: Masonry
Building Construction Quality: Good
Exterior Wall: Block/Stucco
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: 2,269
Ground Floor Sq. Ft: 1,195
Building Sq. Ft: 2,569
Stories Type: 2 Plus
Legal Description: LOT 12 & VACATED HILL ST LYING 10 FT S OF & ADJACENT TO LOT 12 BLK 184 EAST BOULDER

Parking & Garage Information
Parking Type: Detached Garage
Garage/Parking Sq. Ft: 440
Garage / Carport Type: Detached

Lot Information
# of Buildings: 1
Land Sq. Ft: 7,805
Legal Lot Number: 12
Legal Block Number: 184
Municipality Name: BOULDER
Acres: 0.1792
County Use Description: 1 FAMILY RESID

Financial

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

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 2,269
Stories: —
Lot Size: 7,805 square feet
Style: Single Family Residential
Year Built: 1905
Year Renovated: 1983
County: Boulder County
APN: R0006127

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

Whittier Elementary School

Public K-5 • Assigned • 0.3mi

6/10

Casey Middle School

Public 6-8 • Assigned • 0.7mi

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

3/10 Fire Factor

0.15% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 91° expected this year, 17 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

$1.62M – $1.96M

Reach more buyers when you sell with Redfin. Save up to $17,052 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

$1,695,000

4 beds2 baths1,991 sq ft

2439 Broadway St, Boulder, CO 80304

Michael Duggan • Coldwell Banker Realty 56

$1,350,000

4 beds2.5 baths1,554 sq ft

2621 Thornbird Pl, Boulder, CO 80304

3D WALKTHROUGH

$519,900

2 beds3 baths1,201 sq ft

3056 Edison Ct, Boulder, CO 80301

Karolyn Merrill • RE/MAX of Boulder

3D WALKTHROUGH

$445,000

2 beds1.5 baths1,102 sq ft

3161 Madison Ave Unit N-107, Boulder, CO 80303

$3,750,000

4 beds3 baths3,289 sq ft

403 Mountain View Rd, Boulder, CO 80302

OPEN TODAY, 12PM TO 2PM3D WALKTHROUGH

$1,195,000

5 beds2.5 baths2,979 sq ft

2803 Cordry Ct, Boulder, CO 80303

New listings for sale in 80304

OPEN TODAY, 11AM TO 1PM

$1,295,000

3 beds2 baths1,890 sq ft

3065 23rd St, Boulder, CO 80304

OPEN TODAY, 1PM TO 3PM3D WALKTHROUGH

$1,600,000

3 beds3.5 baths3,392 sq ft

2748 Winding Trail Dr, Boulder, CO 80304

$1,069,500

4 beds2 baths1,812 sq ft

2445 Forest Ave, Boulder, CO 80304

OPEN TODAY, 1PM TO 3PM3D WALKTHROUGH

$2,695,000

5 beds3.5 baths3,513 sq ft

3560 16th St, Boulder, CO 80304

$1,549,000

4 beds3 baths3,968 sq ft

3540 19th St, Boulder, CO 80304

Jennifer Crow • RE/MAX Professionals

3D WALKTHROUGH

$820,000

3 beds1.5 baths1,400 sq ft

3565 19th St, Boulder, CO 80304

FOR SALE BY OWNER

$750,000

3 beds2 baths1,552 sq ft

1683 Yellow Pine Ave, Boulder, CO 80304

$1,741,337

3 beds3.5 baths1,999 sq ft

1150 Violet Ave, Boulder, CO 80304

$695,000

2 beds2.5 baths1,368 sq ft

4555 13th St Unit 2A, Boulder, CO 80304

Home values near 2345 Mapleton Ave

Data from public records.

Address	Redfin Estimate
2344 Mapleton Ave, Boulder, CO 3 Beds \| 1.5 Baths \| 1452 Sq. Ft.	$1,268,631
2324 Mapleton Ave, Boulder, CO 2 Beds \| 1.5 Baths \| 1128 Sq. Ft.	$653,306

Address	Redfin Estimate
2405 Mapleton Ave, Boulder, CO 4 Beds \| 2 Baths \| 1886 Sq. Ft.	$1,249,666
2315 Mapleton Ave, Boulder, CO 3 Beds \| 3 Baths \| 2755 Sq. Ft.	$1,679,673

Address	Redfin Estimate
2318 Mapleton Ave, Boulder, CO 4 Beds \| 2 Baths \| 1703 Sq. Ft.	$1,429,793
2333 Mapleton Ave, Boulder, CO 3 Beds \| 2 Baths \| 1988 Sq. Ft.	$1,566,730

Download the Redfin App on the Apple App Store

Download the Redfin App from the Google Play Store

Join us

Become an Agent

Get referrals

Careers

Find homes faster

About us

Find us

Subsidiaries

Affiliated Business

Countries

United States

Canada

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.

80026 homes for sale
80027 homes for sale
80301 homes for sale
80303 homes for sale
80305 homes for sale

Houses for rent in Boulder	Agents near me	Fort Collins, CO homes for sale	Boulder Housing Market
Houses for sale near me	Denver, CO homes for sale	Aurora, CO homes for sale
Land for sale near me	Colorado Springs, CO homes for sale	Arvada, CO homes for sale
Open Houses near me	Boulder, CO homes for sale	Boulder Property Records
Condos for sale near me	Littleton, CO homes for sale	CO New Listings

Denver homes for sale
Arvada homes for sale
Golden homes for sale

About this home

Redfin Estimate

Earn from this home

Market trends in 80304, CO

Sale history for 2345 Mapleton Ave

Tax history for 2345 Mapleton Ave

Zoning and permits

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 2345 Mapleton Ave

More real estate resources