Property Report for 340 Norton St, Boulder, CO 80305

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340 Norton St, Boulder, CO 80305
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Property Details
  • Property Address 340 Norton St, Boulder, CO 80305
  • County Boulder
  • Parcel ID 1577-06-4-07-007
  • Legal description LOT 7 BLK 32 HIGHLAND PARK 6
  • School district Boulder Valley School District Re-2
  • Acreage 0.26
  • Property class Single Family Residence
  • Zoning Subscribe
  • Square footage 1,715
  • Year built 1959
  • Bedrooms 3
  • Bathrooms 3

About the Property

340 Norton St is a single family residence in the city of Boulder, CO 80305. Located in the Boulder Valley School District Re-2, which resides in Boulder County, CO and built in 1959. This Single Family Residence sits on a 11,456 sq ft lot and features 3 bedrooms, 3 bathrooms and 1,715 sq ft of living space.

The most recent property tax for 340 Norton St was $7,090 with an estimated market value range of $1,253,114 to $1,278,429. This property was last sold on September 23, 2006.

Property Info

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Flood

Ownership

Land
  • Acres 0.26
  • Square Feet 11,456
Building
  • Units N/A
  • Year Built 1959
  • Effective Year Built 1975
  • Stories 1
  • # Fireplaces N/A
  • Garage/Carport 442 sq.ft.
Utilities
  • Cooling N/A
  • Heating Forced Air
Interior
  • Square Footage
  • Living Area 1,715
  • Total Rooms 7
  • Bedrooms 3
  • Total Bathrooms 3
  • Full Bathrooms 1
Your Property Report will also include the following information:

Boulder Residential Market Stats

Median Sale Price $1,096,011 -14.6% YoY
Median Price/sq ft. $554
Boulder County Median Sale Price $1,096,011 -14.6% YoY

See more Real Estate Trends for Boulder including home values, types of properties sold and transaction volumes.

Taxes and Assessments for 340 Norton St, Boulder

Tax Year Taxes Tax Assesed Value Exemptions
2024 $7,090 (+1.8%) $87,375 (-4%)

2023 $6,967 (+23.4%) $91,060 (+34.4%)

2022 $5,644 (+4.9%) $67,728 (-0.3%)

2021

2020

2019

2018

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Sales History for 340 Norton St, Boulder

The most recent sale on 340 Norton St took place on Sep 23, 2006 and recorded on Sep 23, 2006. Sign up for full access to the complete sales history including potential flips, distressed sales and buyer and seller data.
Sale Date Recorded Date Buyer(s) Seller(s) Price Document ID

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Recently Sold Comparables
These are nearby recently sold properties that are similar to this property, base on available data.
Address Distance SqFt Sale Date Price $/SqFt
5350 PENNSYLVANIA AVE 2.29 mi 1,840 08/19/2025 $1,350,000 $734
205 LIPAN WAY 1.31 mi 1,686 08/07/2025 $1,575,000 $934
446 PEARL ST 2.32 mi 1,788 08/04/2025 $1,400,000 $783
Active Mortgages and Equity Analysis
Date Recorded Position Original Amount Amortized Balance Loan Type Interest Rate Lender Lender Type

  • Total Estimated Debt:

  • Estimated Value from ATTOM AVM:

  • Available Equity:

  • Loan To Value Ratio:

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Total Estimated Debt

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Automated Valuation Models (AVM)
Our Property Reports contain multiple Automated Valuation Models showing low, median, and high values along with confidence scores.
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Market Value Estimate
Jun 18, 2025 Confidence Score: 99%
Low
Value
High
Rental Value Estimate ATTOM
Jul 21, 2025
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Various data sets have been provided by a third party or government source and are subject to change and possible errors. Depending on location and source, data may be missing or not available. Information is deemed reliable but not guaranteed to be accurate, up-to-date, or complete. Buyers, investors, and others are responsible for verifying the accuracy of all information.