NOT LISTED FOR SALE

355 Bates Ave Boulder, CO 80305

South Boulder Neighborhood

Estimated Value: $1,603,000 - $1,621,022

4 Beds
4 Baths
2,569 Sq Ft
$629/Sq Ft Est. Value

About This Home

This home is located at 355 Bates Ave, Boulder, CO 80305 and is currently estimated at $1,615,506, approximately $628 per square foot. 355 Bates Ave is a home located in Boulder County with nearby schools including Creekside Elementary School, Bear Creek Elementary School, and Southern Hills Middle School.

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Feb 11, 2026
Sold by
Sinclair David A and Sinclair Lilavati
Bought by
Sinclair Family Trust
Current Estimated Value
$1,554,091

Purchase Details

Closed on
Nov 2, 2009
Sold by
Sundberg Brian and Nagy Calvin
Bought by
Sinclair David A

Purchase Details

Closed on
May 30, 2007
Sold by
Buchanan Mollie E and Estate Of Henry Albert Lamb
Bought by
Sundberg Brian and Nagy Calvin

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$506,250
Interest Rate
6.17%
Mortgage Type
Construction

Purchase Details

Closed on
Mar 10, 1975
Bought by
Sinclair David A and Sinclair Lilavati
Source: Public Records

Range of Values:

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

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ICE

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First American

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Quantarium

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Average Value
Not Available
List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
Sinclair Family Trust -- None Listed On Document
Sinclair David A $585,000 None Available
Sundberg Brian $365,000 First Colorado Title
Sinclair David A -- --
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Borrower Loan Amount
Previous Owner Sundberg Brian $506,250
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 $9,614 $109,698 $58,419 $51,279
2024 $8,560 $100,825 $53,694 $47,131
2023 $8,411 $97,398 $61,613 $39,470
2022 $7,059 $76,012 $45,328 $30,684
2021 $6,731 $78,199 $46,632 $31,567
2020 $6,611 $75,954 $42,900 $33,054
2019 $6,510 $75,954 $42,900 $33,054
2018 $6,166 $71,114 $30,240 $40,874
2017 $5,973 $78,621 $33,432 $45,189
2016 $5,512 $63,680 $26,507 $37,173
2015 $5,220 $50,562 $20,059 $30,503
2014 $4,251 $50,562 $20,059 $30,503
Source: Public Records

Map

Colorado Boulder County Boulder 80305 South Boulder

355 Bates Ave, Boulder, CO

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