27th St, Boulder, CO Property Records

Boulder County property records for 27 addresses on 27th St, Boulder, CO · Last verified August 2026

27th St Highlights

Properties 27
Median Sale Price $689,000
Deeds and Mortgages on File 33
Median Price per Sqft $686
Owner Occupied 67%
Median Annual Tax Bill $4,125
Median Year Built 1954
Median Ownership Tenure 19 years

Properties on 27th St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

300 27th St

3 bd · 1.75 ba · 1,422 sqft · 0.185 acres

Last Sale Tax Bill Prior Sale Owner Records
$708,500Nov 2024 $4,1742025 —Jun 1995 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

301 27th St

6 bd · 1.75 ba · 1,578 sqft · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$590,000Aug 2018 $4,1352025 Sale Amount Jan 2000 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

302 27th St

2 bd · 1 ba · 902 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$269,000Jun 2001 $4,2612025 Sale Amount Apr 1981 2 Names on Record Assessor + 3 DocumentsUpdated Aug 2026

304 27th St

2 bd · 1 ba · 869 sqft · 0.178 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$71,900Aug 1991 $3,5272025 Sale Amount Feb 1976 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

305 27th St

2 bd · 1 ba · 792 sqft · 0.144 acres

Last Sale Tax Bill Prior Sale Owner Records
$314,500Jun 2011 $4,1252025 —Feb 2009 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

306 27th St

3 bd · 1 ba · 902 sqft · 0.156 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$240,000Jul 2004 $4,1432025 Sale Amount Jun 1996 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

308 27th St

4 bd · 2 ba · 792 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$775,000Jun 2022 $4,0482025 Sale Amount Mar 2007 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

309 27th St

2 bd · 1 ba · 913 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$689,000Aug 2025 $4,1892025 Sale Amount May 2012 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

310 27th St

2 bd · 1 ba · 946 sqft · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$164,700Sep 1998 $4,0382025 Sale Amount Apr 1991 2 Names on Record AssessorUpdated Jun 2026

315 27th St

2 bd · 1 ba · 792 sqft · 0.138 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$300,000Nov 2001 $3,8962025 Sale Amount Apr 1971 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

320 27th St

2 bd · 1 ba · 792 sqft · 0.146 acres

Last Sale Tax Bill Prior Sale Owner Records
$182,000Mar 2000 $3,7852025 Sale Amount May 1991 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

325 27th St

2 bd · 1 ba · 902 sqft · 0.149 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$44,000Sep 1977 $4,1112025 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

330 27th St

2 bd · 1 ba · 902 sqft · 0.148 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$183,500Nov 1995 $4,0292025 Sale Amount Feb 1994 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

335 27th St

2 bd · 1 ba · 792 sqft · 0.144 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$543,875May 2019 $4,3982025 Sale Amount Mar 2014 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

340 27th St

2 bd · 1 ba · 792 sqft · 0.151 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$700,000Jun 2026 $3,2782025 Sale Amount Oct 1997 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

345 27th St

2 bd · 1 ba · 2,029 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$265,000Oct 2000 $4,8072025 Sale Amount Jun 1998 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

350 27th St

4 bd · 3.25 ba · 1,984 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$418,000Oct 2013 $6,5422025 Sale Amount Apr 1990 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

355 27th St

3 bd · 1 ba · 1,146 sqft · 0.148 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$257,296Dec 2013 $1,8722025 Sale Amount Jul 2004 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

360 27th St

2 bd · 1 ba · 868 sqft · 0.145 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$272,000Aug 2004 $4,1182025 Sale Amount Jun 1995 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

365 27th St

3 bd · 1 ba · 1,032 sqft · 0.144 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$305,000Jan 2007 $4,5722025 —Jan 1993 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

370 27th St

2 bd · 1 ba · 792 sqft · 0.149 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$275,000Jul 2001 $3,9312025 Sale Amount Oct 2000 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

375 27th St

3 bd · 1.75 ba · 1,034 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$561,750May 2017 $4,3122025 Sale Amount Aug 2004 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

380 27th St

2 bd · 1 ba · 1,012 sqft · 0.144 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$67,000Apr 1980 $4,1322025 Sale Amount Aug 1978 2 Names on Record AssessorUpdated Jun 2026

385 27th St

2 bd · 1 ba · 792 sqft · 0.145 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$465,600Jan 2017 $3,9802025 Sale Amount Mar 2009 2 Names on Record Assessor + 3 DocumentsUpdated Jun 2026

390 27th St

3 bd · 2 ba · 1,326 sqft · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$357,000Aug 2009 $5,1542025 —Jun 1987 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

395 27th St

3 bd · 1 ba · 1,272 sqft · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000May 2001 $3,3302025 —May 1992 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2240 27th St

4 bd · 3.75 ba · 2,171 sqft · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2025 $11,4842025 Sale Amount Oct 2023 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026