3rd St, Boulder, CO Property Records

Boulder County property records for 76 addresses on 3rd St, Boulder, CO · Last verified August 2026

3rd St Highlights

Properties 84
Median Sale Price $3,004,872
Deeds and Mortgages on File 108
Median Price per Sqft $854
Owner Occupied 73%
Median Annual Tax Bill $15,617
Median Year Built 1990
Median Ownership Tenure 14 years

Properties on 3rd St

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

1905 3rd St

1 bd · 1 ba · 4,374 sqft · 0.518 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,500,000Oct 2005 $58,6322025 Sale Amount Apr 2000 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

1955 3rd St

9 units · Built 2021 · 3,546 sq ft

Last Sale Median Tax Bill Median Sale    
$3,950,000Apr 2025 $19,6422025 $3,406,6389 units    

1955 3rd St

4 bd · 4 ba · 3,865 sqft · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,984,143Jun 2022 $19,6422025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

2552 3rd St

0.085 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2014 1 Name on Record AssessorUpdated Jun 2026

2555 3rd St

3 bd · 3 ba · 3,189 sqft · 0.394 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,050,000Jan 2022 $26,6182025 —Feb 2014 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

2564 3rd St

3 bd · 3 ba · 3,665 sqft · 0.268 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$999,000Mar 2016 $26,1992025 —Mar 2016 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

2586 3rd St

4 bd · 3.25 ba · 4,210 sqft · 0.204 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,210,200Mar 2026 $28,1812025 Sale Amount Apr 2021 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

2587 3rd St

3 bd · 2.5 ba · 3,762 sqft · 0.274 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,639,000Nov 2019 $31,8322025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

2601 3rd St

4 bd · 3.75 ba · 5,446 sqft · 0.274 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$33,8392025 1 Name on Record AssessorUpdated Jun 2026

2621 3rd St

5 bd · 5.75 ba · 5,871 sqft · 0.275 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,700,000Feb 2024 $35,9012025 Sale Amount Jul 2014 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

2650 3rd St

5 bd · 4.75 ba · 4,970 sqft · 0.198 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$820,000May 2014 $29,3172025 —May 2014 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

2675 3rd St

4 bd · 4.5 ba · 4,072 sqft · 0.49 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,195,000Jul 2015 $32,4662025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

2680 3rd St

5 bd · 4.5 ba · 5,764 sqft · 0.467 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,400,000Apr 2021 $48,9522025 Sale Amount Apr 2017 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jun 2026

2720 3rd St

4 bd · 3.5 ba · 3,686 sqft · 0.159 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,462,230Jan 2016 $17,5862025 Sale Amount Jan 1989 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

2736 3rd St

4 bd · 2.75 ba · 3,663 sqft · 0.286 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,450,000Jan 2021 $20,4482025 Sale Amount Jan 1989 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

2801 3rd St

3 bd · 3.5 ba · 3,168 sqft · 0.283 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000Dec 1993 $14,6542025 —Sep 1990 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2804 3rd St

3 bd · 2 ba · 1,859 sqft · 0.163 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$349,950Dec 1998 $9,8352025 Sale Amount Jan 1989 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2814 3rd St

4 bd · 5.75 ba · 4,313 sqft · 0.215 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,250,000Jul 2025 $8,1822025 Sale Amount May 2023 2 Names on Record Assessor + 3 DocumentsUpdated Jun 2026

2817 3rd St

0.209 acres

Last Sale Tax Bill Prior Sale Owner Records
$180,000May 1985 $5472025 Sale Amount Aug 1980 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

2819 3rd St

4 bd · 3.75 ba · 4,551 sqft · 0.208 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,305,000Aug 2014 $24,2552025 Sale Amount Nov 2006 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

2822 3rd St

3 bd · 2.25 ba · 2,198 sqft · 0.145 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$165,000Apr 1989 $10,6022025 —May 1981 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2825 3rd St

3 bd · 1 ba · 977 sqft · 0.422 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000Aug 1994 $9,7982025 Sale Amount Jul 1957 2 Names on Record AssessorUpdated Jun 2026

2828 3rd St

2 bd · 3.25 ba · 2,311 sqft · 0.213 acres

Last Sale Tax Bill Prior Sale Owner Records
$185,000Mar 1994 $13,4452025 Sale Amount Jul 1993 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

2835 3rd St

6 bd · 4 ba · 4,098 sqft · 0.559 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$590,000Jun 1993 $16,7772025 Sale Amount Nov 1988 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

2838 3rd St

4 bd · 2.5 ba · 3,332 sqft · 0.144 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,590,600Feb 2017 $15,4202025 Sale Amount Aug 2010 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

2839 3rd St

4 bd · 1.75 ba · 2,286 sqft · 0.586 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Feb 1989 $12,3402025 Sale Amount Aug 1972 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

2858 3rd St

3 bd · 1.75 ba · 2,002 sqft · 0.268 acres

Last Sale Tax Bill Prior Sale Owner Records
$21,000Dec 1959 $9,2282025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2903 3rd St

5 bd · 2.75 ba · 4,115 sqft · 0.193 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1992 $16,5862025 —Mar 1992 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2915 3rd St

0.326 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1985 —Mar 1985 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2918 3rd St

5 bd · 4.25 ba · 6,624 sqft · 0.505 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,400,000Oct 2004 $35,2622025 Sale Amount May 1956 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

2925 3rd St

3 bd · 1 ba · 1,428 sqft · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1992 $8,4392025 —Mar 1992 1 Name on Record AssessorUpdated Jun 2026

2935 3rd St

3 bd · 2.75 ba · 2,127 sqft · 0.566 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$401,500Jun 1966 $12,8732025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2944 3rd St

4 bd · 3.75 ba · 4,999 sqft · 0.303 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,475,000Dec 2020 $28,7542025 Sale Amount Aug 2017 1 Name on Record Assessor + 5 DocumentsUpdated Jun 2026

2945 3rd St

5 bd · 3.75 ba · 3,580 sqft · 0.475 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,875,000Nov 2008 $31,0252025 Sale Amount Dec 2005 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2954 3rd St

3 bd · 1.5 ba · 1,060 sqft · 0.347 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2000 $8,4612025 —Sep 1995 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

2975 3rd St

3 bd · 1 ba · 1,729 sqft · 0.513 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$687,400Jul 2009 $9,9062025 —Jul 1974 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

3010 3rd St

3 bd · 3.5 ba · 3,472 sqft · 0.218 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$645,000Dec 2011 $18,4112025 —Dec 1952 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

3015 3rd St

5 bd · 7.5 ba · 9,667 sqft · 1.24 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,750,000Nov 2009 $33,6522025 Sale Amount Sep 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

3020 3rd St

3 bd · 1.75 ba · 1,974 sqft · 0.142 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$625,000Oct 2006 $7,9392025 Sale Amount Oct 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

3021 3rd St

7 bd · 5 ba · 5,098 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,850,000Jun 2020 $24,4132025 Sale Amount Dec 2019 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

3025 3rd St

3 bd · 3 ba · 2,998 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$130,000Aug 1985 $12,0592025 Sale Amount Mar 1983 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

3026 3rd St

3 bd · 1.75 ba · 2,018 sqft · 0.182 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$407,500Sep 1998 $9,3342025 Sale Amount May 1985 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

3030 3rd St

3 bd · 2.5 ba · 2,428 sqft · 0.181 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$399,000Jul 1998 $10,3992025 Sale Amount Jul 1995 1 Name on Record AssessorUpdated Jun 2026

3033 3rd St

3 bd · 1 ba · 1,384 sqft · 0.276 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,500,000Dec 2020 $47,1252025 Sale Amount Aug 1999 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

3047 3rd St

2 bd · 1.75 ba · 2,159 sqft · 0.561 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1986 $9,3032025 Sale Amount Jun 1969 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

3058 3rd St

4 bd · 1.75 ba · 2,790 sqft · 0.217 acres

Last Sale Tax Bill Prior Sale Owner Records
$725,000Jul 2005 $10,4792025 Sale Amount Aug 1999 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

3070 3rd St

4 bd · 3 ba · 3,099 sqft · 0.215 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,260,000Jul 2013 $16,2702025 Sale Amount Jul 2006 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

3080 3rd St

3 bd · 1 ba · 1,632 sqft · 0.145 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$545,000Aug 2003 $9,1602025 Sale Amount Mar 1990 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

3087 3rd St

4 bd · 2.5 ba · 3,189 sqft · 0.391 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,950,000Feb 2020 $17,9642025 Sale Amount Dec 2002 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

3091 3rd St

5 bd · 3 ba · 2,989 sqft · 0.324 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,026,000Apr 2003 $20,8302025 Sale Amount Nov 1996 1 Name on Record Assessor + 4 DocumentsUpdated Jun 2026

3095 3rd St

3 bd · 3.5 ba · 3,013 sqft · 0.424 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,540,000May 2013 $23,4522025 —May 2013 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

3101 3rd St

0.412 acres

Last Sale Tax Bill Prior Sale Owner Records
$223,125Aug 2013 $7642025 —Jan 1993 2 Names on Record AssessorUpdated Jun 2026

3111 3rd St

2 bd · 2 ba · 1,584 sqft · 0.331 acres

Last Sale Tax Bill Prior Sale Owner Records
$385,000May 1999 $9,1622025 Sale Amount Sep 1990 2 Names on Record AssessorUpdated Jun 2026

3115 3rd St

4 bd · 3.25 ba · 2,344 sqft · 0.276 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,500,000Dec 2018 $13,1722025 Sale Amount Nov 1995 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

3119 3rd St

0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$220,000May 1990 $1442025 Sale Amount May 1985 2 Names on Record AssessorUpdated Jun 2026

3120 3rd St, #A

5 bd · 3 ba · 2,368 sqft · 0.142 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$875,000May 2008 $12,7912025 Sale Amount Apr 1994 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

3121 3rd St

4 bd · 1.75 ba · 2,183 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$220,000May 1990 $13,2982025 Sale Amount May 1985 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

3123 3rd St

4 bd · 3.5 ba · 3,215 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,695,000Jun 2015 $17,6672025 Sale Amount Jul 2010 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

3125 3rd St

0.113 acres

Last Sale Tax Bill Prior Sale Owner Records
$520,000Aug 2007 $4792025 Sale Amount Jun 1994 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

3130 3rd St

4 bd · 2.75 ba · 2,385 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$825,000Nov 2012 $11,3132025 Sale Amount Oct 1993 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

3140 3rd St

3 bd · 2.75 ba · 2,436 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$210,000Sep 1990 $10,9262025 Sale Amount Dec 1986 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

3150 3rd St

6 bd · 3.25 ba · 3,337 sqft · 0.14 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,310,000Jan 2020 $16,7752025 Sale Amount Jul 2017 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

3160 3rd St

5 bd · 4.25 ba · 3,494 sqft · 0.215 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,535,000May 2009 $17,0532025 Sale Amount Dec 2003 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

3161 3rd St

3 bd · 3 ba · 2,387 sqft · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$525,000Feb 2012 $15,6172025 —Nov 1989 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

3168 3rd St

3 bd · 3.5 ba · 3,621 sqft · 0.215 acres

Last Sale Tax Bill Prior Sale Owner Records
$805,000Feb 2006 $14,4882025 Sale Amount Nov 1987 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

3173 3rd St

4 bd · 3.25 ba · 4,250 sqft · 1.38 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,000,000Dec 2008 $37,5692025 Sale Amount Feb 2006 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

3180 3rd St

2 bd · 3.5 ba · 2,557 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,264,000Dec 2016 $11,1172025 Sale Amount May 2004 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

3203 3rd St

4 bd · 2.5 ba · 2,055 sqft · 0.144 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$30,000Sep 1994 $10,8812025 Sale Amount May 1994 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

3222 3rd St

4 bd · 2.5 ba · 2,907 sqft · 0.136 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,500,000Mar 2016 $14,8872025 Sale Amount Jun 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

3223 3rd St

4 bd · 2.75 ba · 3,063 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$512,000Jun 1999 $13,2732025 Sale Amount Oct 1994 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

3224 3rd St

3 bd · 2.5 ba · 2,938 sqft · 0.161 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,293,000Jun 2016 $14,6862025 Sale Amount Feb 2005 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

3233 3rd St

4 bd · 2.25 ba · 2,236 sqft · 0.186 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$55,000May 1994 $11,4622025 Sale Amount Feb 1986 2 Names on Record AssessorUpdated Jun 2026

3261 3rd St

3 bd · 1 ba · 1,338 sqft · 0.642 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$500,000Jan 2020 $7,7692025 —May 1980 2 Names on Record Assessor + 2 DocumentsUpdated Jun 2026

5025 3rd St

5 bd · 3.5 ba · 2,851 sqft · 0.1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,995,000Sep 2023 $9,3042025 Sale Amount Jun 2021 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

5050 3rd St

4 bd · 3.5 ba · 4,226 sqft · 0.111 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,190,000Mar 2015 $11,1132025 Sale Amount Aug 2010 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

5065 3rd St

5 bd · 4.25 ba · 3,201 sqft · 0.085 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,558,400Mar 2025 $9,2292025 Sale Amount Feb 2022 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Jun 2026

Property Records in Nearby Streets