OFF MARKET

Off market sep 2025 for $2.1M

$2,227,687

Est. refi paymentEst. refi $8,393/mo

•

2,210

sq ft

1836 Mapleton Ave, Boulder, CO 80304

About this home

Single-familyProperty Type

1910Year Built

7,145 sq ftLot Size

$1,008Est. Price/Sq.Ft.

2 car garageParking

Listed by The Zach Zeldner The Zach Zeldner Team • Compass - Boulder

Listed by Zachary Zeldner • Compass - Boulder

Contact: 7204807650

Bought with Courtney Martin • Compass - Boulder

•303-487-5472 (broker)

Redfin checked: 2 minutes ago

•Source:IRES as Distributed by MLS Grid #1044208

Redfin Estimate

$2,227,687

$128K since sold in September 2025$26K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 46.5% higher than the average sale price ($1.52M) of 6 comparable homes.

SOLD JUN 5, 2026
$1,980,000
A
3 beds2 baths2,160 sq ft
2106 Mapleton Ave, Boulder, CO 80304
SOLD AUG 10, 2026
$1,302,600
B
3 beds3 baths2,228 sq ft
1414 Elder Ave, Boulder, CO 80304
Listing provided by metrolistCO
SOLD JUN 1, 2026
$1,450,000
C
3 beds3 baths1,847 sq ft
2515 Bluff St, Boulder, CO 80304
SOLD SEP 9, 2026
$1,150,000
D
3 beds2.5 baths1,348 sq ft
2910 19th St, Boulder, CO 80304
SOLD OCT 5, 2026
$2,160,000
E
3 beds2 baths2,982 sq ft
1505 Mapleton Ave, Boulder, CO 80304
SOLD SEP 9, 2026
$1,080,000
F
3 beds2 baths1,549 sq ft
3011 13th 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

$447,733

Est. take-home

List your home with Redfin and save $22,277

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$3,586/mo

Redfin rental estimate

List your home for rent

Market trends in 80304, CO

Last updated September 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-List Price

97.4%

+0.1% MoM

Median sale price

$1.3M

$110K MoM

Avg. days on market

63d

8 days MoM

Recently sold homes

103

15 MoM

New listings for sale

OPEN SAT, 11AM TO 1PM
$1,095,000
3 beds1.5 baths1,897 sq ft
2975 18th St, Boulder, CO 80304
OPEN SAT, 11AM TO 1PM
$425,000
1 bed1 bath469 sq ft
3025 Broadway St #18, Boulder, CO 80304
OPEN SAT, 11AM TO 2PM
$4,975,000
5 beds5.5 baths4,687 sq ft
661 Maxwell Ave, Boulder, CO 80304
NEW 24 HRS AGO
$165,000
3 beds2 baths1,184 sq ft
4500 19 St #623, Boulder, CO 80304
Diana Keck • Keck Real Estate
COMING SOON
$1,985,000
4 beds4 baths3,358 sq ft
2117 Jordan Pl, Boulder, CO 80304
$850,000
3 beds1.5 baths1,332 sq ft
4065 Dawn Ct, Boulder, CO 80304
$2,250,000
5 beds4 baths3,926 sq ft
3979 Springleaf Ln, Boulder, CO 80304
Janet Leap • RE/MAX of Boulder
FOR SALE BY OWNER
$1,180,000
5 beds4 baths2,944 sq ft
1225 Kalmia Ave, Boulder, CO 80304
$1,750,000
3 beds2 baths1,446 sq ft
653 Dewey Ave, Boulder, CO 80304
OPEN SAT, 11AM TO 1PM
$4,495,000
4 beds3.5 baths5,026 sq ft
3746 Wonderland Hill Ave, Boulder, CO 80304
See all

Provided by Redfin

Sale history for 1836 Mapleton Ave

Date

Event

Price

IRES as Distributed by MLS Grid #1044208

Sep 22, 2025

Sold

$2,100,000

$950/sq ft

Sep 22, 2025

Listed

$2,100,000

$950/sq ft

Public Records

Jul 3, 2019

Sold

$1,280,000

$579/sq ft

REColorado as Distributed by MLS Grid #7009575

Jun 3, 2019

Price Changed

$1,300,000

$588/sq ft

Jun 3, 2019

Listed

$1,300,000

$588/sq ft

Jun 3, 2019

Listing Removed

—

Public Records

Sep 29, 2017

Sold

$1,063,000

$481/sq ft

IRES as Distributed by MLS Grid #455710

Jun 15, 2005

Sold

$699,000

$316/sq ft

Jun 13, 2005

Listed

$719,000

$325/sq ft

Public Records

Jun 8, 1995

Sold

$345,000

$156/sq ft

Public Records

Apr 17, 1992

Sold

$210,000

$95/sq ft

Join or sign in to view all info

Year

Property tax

Land + Additions

Assessment*

2025

$9,571 (+2.6%)

$67,800 + $32,581

$100,381

2024

$9,327 (+1.8%)

$67,800 + $32,581

$100,381

2023

$9,165 (+20.3%)

$67,717 + $38,411

$106,128

2022

$7,618 (+4.9%)

$71,402 + $38,411

$109,813

2021

$7,265 (+13.1%)

$55,725 + $26,313

$82,038

2020

$6,423 (+1.6%)

$57,329 + $27,070

$84,399

2019

$6,325 (+6.5%)

$49,192 + $24,603

$73,795

2018

$5,940 (+3.2%)

$49,192 + $24,603

$73,795

2017

$5,754 (+3.0%)

$37,728 + $30,780

$68,508

2016

$5,588 (+5.6%)

$37,728 + $30,780

$68,508

2015

$5,291 (+29.0%)

$32,875 + $31,681

$64,556

2014

$4,102 (+2.2%)

$21,731 + $25,989

$47,720

2013

$4,012 (+2.0%)

$21,731 + $25,989

$47,720

2012

$3,934 (+0.9%)

$21,731 + $25,989

$47,720

2011

$3,900 (−14.9%)

$23,880 + $23,084

$46,964

2010

$4,584 (+7.1%)

$28,974 + $22,288

$51,262

2009

$4,280

$39,400 + $17,310

$56,710

Tax history for 1836 Mapleton Ave

Year

Property tax

Land + Additions

Assessment*

2025

$9,571 (+2.6%)

$67,800 + $32,581

$100,381

2024

$9,327 (+1.8%)

$67,800 + $32,581

$100,381

2023

$9,165 (+20.3%)

$67,717 + $38,411

$106,128

2022

$7,618 (+4.9%)

$71,402 + $38,411

$109,813

2021

$7,265 (+13.1%)

$55,725 + $26,313

$82,038

2020

$6,423 (+1.6%)

$57,329 + $27,070

$84,399

2019

$6,325 (+6.5%)

$49,192 + $24,603

$73,795

2018

$5,940 (+3.2%)

$49,192 + $24,603

$73,795

2017

$5,754 (+3.0%)

$37,728 + $30,780

$68,508

2016

$5,588 (+5.6%)

$37,728 + $30,780

$68,508

2015

$5,291 (+29.0%)

$32,875 + $31,681

$64,556

2014

$4,102 (+2.2%)

$21,731 + $25,989

$47,720

2013

$4,012 (+2.0%)

$21,731 + $25,989

$47,720

2012

$3,934 (+0.9%)

$21,731 + $25,989

$47,720

2011

$3,900 (−14.9%)

$23,880 + $23,084

$46,964

2010

$4,584 (+7.1%)

$28,974 + $22,288

$51,262

2009

$4,280

$39,400 + $17,310

$56,710

*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

7,145 Sq. Ft.

Year renovated

1997

Sq. Ft.

1,370

Year built

1910

Style

Single Family Residential

County

Boulder County

APN

R0002923

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

Property details

Parking

Parking Information
Garage Type: Off Street
Parking Features: Off Street
Garage Spaces: 2

Interior

Virtual Tour

Bedroom Information
# of Bedrooms: 3
All Bedrooms Conform: 1

Bathroom Information
# of Full Baths (Total): 1
# of Three Quarter Baths (Total): 2
# of Full Baths (Main): 1
# of Three Quarters Baths (Main): 1
# of Three Quarters Baths (Additional): 1

Study Information
Has Study: 0

Family Room Information
Has Family Room: 1

Basement Information
Basement Features: Crawl Space

Heating & Cooling
Heating Information: Forced Air, Baseboard
Cooling Information: Wall/Window Unit(s)

Interior Features
Door Features: French Doors
Interior Features: Eat-in Kitchen, Separate Dining Room, Cathedral Ceiling(s), Open Floorplan
Window Features: Window Coverings
Appliances: Gas Range, Dishwasher, Bar Fridge, Washer, Dryer, Disposal
Flooring: Wood

Exterior

Building Information
Construction Materials: Frame, Wood Siding
Roof: Composition

Exterior Features
Patio And Porch Features: Patio, Deck
Exterior Features: Sprinkler System
Fencing: Fenced, Wood

Property Information
Levels: One
Has Improvements: No
Additional Upper Sq. Ft.: 832
Sq. Ft. Main Floor: 1378
New Construction Status: Not New, Previously Owned
Property Type: Residential
Property Sub Type: Single Family Residence
Above Grade Finished Area: 2,210
Zoning: SFR

Land Information
Possible Use: Single Family

Lot Information
Flood Plain: Minimal Flood or C Rating
Lot Features: Deciduous Trees, Level, Historic District, House Faces North

Financial

Tax Information
Tax Annual Amount: $9,327
Tax Year: 2024

Utilities

Utility Information
Water Source: Public
Has Water Rights: No
Is Water Meter Installed: Yes
Sewer: Public Sewer
Utilities: Natural Gas Available, Electricity Available
Gas: XCEL

Location

HOA Information
Association Fee YN: No
Association Transfer Fee: No
Association Reserve: No
Association Fee2 YN: No
Association Transfer Fee2: No

School Information
Elementary School: Whittier
Middle Or Junior High School: Casey
High School: Boulder
High School District: Boulder Valley Dist RE2

Public facts

Beds: 2
Baths: 2.0
Sq. Ft.: 1,370
Stories: 1.0
Lot Size: 7,145 square feet
Style: Single Family Residential
Year Built: 1910
Year Renovated: 1997
County: Boulder County
APN: R0002923

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

Whittier Elementary School

Public K-5 • Assigned • 0.2mi

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, 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

$2.12M – $2.56M

Reach more buyers when you sell with Redfin. Save up to $22,277 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

NEW 26 HRS AGO

$2,895,000

— beds— baths2,130 sq ft

1033 Pennsylvania Ave, Boulder, CO 80302

3D WALKTHROUGH

$2,760,000

5 beds3.5 baths2,344 sq ft

3115 3rd St, Boulder, CO 80304

$2,699,000

4 beds5 baths5,005 sq ft

245 Fair Pl, Boulder, CO 80302

Natalie Kovalenko • Golden Key Real Estate

3D & VIDEO TOUR

$1,050,000

2 beds1 bath1,474 sq ft

3115 Broadway St, Boulder, CO 80304

$1,100,000

2 beds1.5 baths1,122 sq ft

2930 Broadway St #203, Boulder, CO 80304

$3,750,000

4 beds3 baths3,289 sq ft

403 Mountain View Rd, Boulder, CO 80302

New listings for sale in 80304

OPEN SAT, 11AM TO 1PM3D WALKTHROUGH

$1,095,000

3 beds1.5 baths1,897 sq ft

2975 18th St, Boulder, CO 80304

OPEN SAT, 11AM TO 1PM

$425,000

1 bed1 bath469 sq ft

3025 Broadway St #18, Boulder, CO 80304

OPEN SAT, 11AM TO 2PM

$4,975,000

5 beds5.5 baths4,687 sq ft

661 Maxwell Ave, Boulder, CO 80304

NEW 24 HRS AGO

$165,000

3 beds2 baths1,184 sq ft

4500 19 St #623, Boulder, CO 80304

Listing provided by REColorado as Distributed by MLS Grid

COMING SOON

$1,985,000

4 beds4 baths3,358 sq ft

2117 Jordan Pl, Boulder, CO 80304

$850,000

3 beds1.5 baths1,332 sq ft

4065 Dawn Ct, Boulder, CO 80304

$2,250,000

5 beds4 baths3,926 sq ft

3979 Springleaf Ln, Boulder, CO 80304

Listing provided by REColorado as Distributed by MLS Grid

FOR SALE BY OWNER

$1,180,000

5 beds4 baths2,944 sq ft

1225 Kalmia Ave, Boulder, CO 80304

$1,750,000

3 beds2 baths1,446 sq ft

653 Dewey Ave, Boulder, CO 80304

Home values near 1836 Mapleton Ave

Data from public records.

Address	Redfin Estimate
1845 Mapleton Avenue, Boulder, CO 3 Beds \| 1.5 Baths \| 2084 Sq. Ft.	$1,330,195
1844 Mapleton Avenue, Boulder, CO 4 Beds \| 3 Baths \| 2383 Sq. Ft.	$1,947,852

Address	Redfin Estimate
1829 Mapleton Avenue, Boulder, CO 2 Beds \| 1 Baths \| 1092 Sq. Ft.	$1,370,372
1910 Mapleton Avenue Unit A, Boulder, CO 4 Beds \| 3.5 Baths \| 3836 Sq. Ft.	$3,810,903

Address	Redfin Estimate
1803 Mapleton Avenue, Boulder, CO 4 Beds \| 2 Baths \| 2120 Sq. Ft.	$1,741,468
1837 Mapleton Avenue, Boulder, CO 3 Beds \| 2 Baths \| 2466 Sq. Ft.	$1,892,785

Property information provided by IRES as Distributed by MLS Grid when last listed in 2025. This data may not match . Learn more.

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
80302 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 1836 Mapleton Ave

Tax history for 1836 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 1836 Mapleton Ave

More real estate resources