NOT LISTED FOR SALE

540 Dewey Ave Boulder, CO 80304

Mapleton Hill Neighborhood

Estimated Value: $1,223,000 - $2,608,000

2 Beds
1 Bath
784 Sq Ft
$2,638/Sq Ft Est. Value

About This Home

This home is located at 540 Dewey Ave, Boulder, CO 80304 and is currently estimated at $2,068,553, approximately $2,638 per square foot. 540 Dewey Ave is a home located in Boulder County with nearby schools including Whittier Elementary School, Casey Middle School, and Boulder High School.

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Oct 10, 2025
Sold by
Rosen Nicholas
Bought by
Rosen Nicholas and Alden Caroline
Current Estimated Value
$2,068,553

Purchase Details

Closed on
Jan 15, 2015
Sold by
Carpenter Daryl and Carpenter Norene
Bought by
Rosen Nicholas

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$400,000
Interest Rate
3.93%
Mortgage Type
New Conventional

Purchase Details

Closed on
Mar 23, 2006
Sold by
Carpenter Daryl L and Carpenter Norene P
Bought by
Carpenter Daryl

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$415,200
Interest Rate
6.1%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Apr 5, 2001
Sold by
Carpenter Virgie E
Bought by
Carpenter Daryl L

Purchase Details

Closed on
Feb 11, 1998
Sold by
Carpenter Daryl L
Bought by
Carpenter Daryl L

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$100,000
Interest Rate
6.91%

Purchase Details

Closed on
Jul 5, 1991
Bought by
Rosen Nicholas

Purchase Details

Closed on
Nov 4, 1987
Bought by
Rosen Nicholas
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

Date Buyer Sale Price Title Company
Rosen Nicholas -- None Listed On Document
Rosen Nicholas $500,000 First American
Carpenter Daryl -- None Available
Carpenter Daryl L -- --
Carpenter Daryl L -- --
Rosen Nicholas -- --
Rosen Nicholas -- --
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Previous Owner Rosen Nicholas $400,000
Previous Owner Carpenter Daryl $415,200
Previous Owner Carpenter Daryl L $100,000
Source: Public Records

Tax History Compared to Growth

Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $13,767 $144,819 $88,038 $56,781
2024 $13,767 $144,819 $88,038 $56,781
2023 $13,528 $156,646 $97,572 $62,759
2022 $10,993 $118,379 $70,070 $48,309
2021 $10,483 $121,786 $72,086 $49,700
2020 $9,170 $105,349 $63,850 $41,499
2019 $9,030 $105,349 $63,850 $41,499
2018 $8,289 $95,609 $51,235 $44,374
2017 $4,472 $58,864 $56,643 $2,221
2016 $3,695 $42,689 $34,148 $8,541
2015 $3,499 $33,296 $18,069 $15,227
2014 $2,800 $33,296 $18,069 $15,227
Source: Public Records

Map

Colorado Boulder County Boulder 80304 Mapleton Hill

540 Dewey Ave, Boulder, CO

Not Listed for Sale

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Nearby Homes