2nd Ave, Niwot, CO Property Records

Boulder County property records for 11 addresses on 2nd Ave, Niwot, CO · Last verified August 2026

2nd Ave Highlights

Properties 11
Median Sale Price $735,000
Deeds and Mortgages on File 7
Median Price per Sqft $154
Owner Occupied 9%
Median Annual Tax Bill $39,397
Median Year Built 1976
Median Ownership Tenure 19 years

Properties on 2nd Ave

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

240 2nd Ave

9 bd · 7.5 ba · 7,326 sqft · built 1913 · 0.395 acres

Last Sale Tax Bill Prior Sale Owner Records
$615,000Oct 2012 $27,6582025 —Apr 1991 Owner on Record AssessorUpdated Jun 2026
Last Sale Tax Bill Prior Sale Owner Records
—Feb 2007 2 Owners on Record AssessorUpdated Jun 2023

263 2nd Ave

7,520 sqft · built 1976 · 0.34 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,450,000Mar 2007 $51,6092025 Amount on Record Mar 1987 Owner on Record AssessorUpdated Jun 2026

283 2nd Ave

6,890 sqft · built 1975 · 0.521 acres

Last Sale Tax Bill Prior Sale Owner Records
$870,000Jul 2003 $39,3972025 Amount on Record Jan 1993 2 Owners on Record AssessorUpdated Jun 2026

290 2nd Ave

3 bd · 2 ba · 1,442 sqft · built 1912 · 0.174 acres

Last Sale Tax Bill Prior Sale Owner Records
$370,000Aug 2004 $15,3532025 —Apr 1984 Owner on Record AssessorUpdated Jun 2026

300 2nd Ave

9 bd · 7 ba · 9,078 sqft · built 1996 · 0.427 acres

Last Sale Tax Bill Prior Sale Owner Records
$735,000Dec 2000 $25,5182025 —Apr 1995 Owner on Record AssessorUpdated Aug 2026

320 2nd Ave

121,688 sqft · built 1912 · 0.607 acres

Last Sale Tax Bill Prior Sale Owner Records
$40,9802025 Owner on Record Assessor + 1 DocumentUpdated Jun 2026

342 2nd Ave

2 bd · 2 ba · 11,940 sqft · built 1999 · 0.334 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,100,000Dec 2016 $56,7842025 Amount on Record Nov 2008 Owner on Record Assessor + 1 DocumentUpdated Jun 2026

361 2nd Ave

8,695 sqft · built 1995 · 0.639 acres

Last Sale Tax Bill Prior Sale Owner Records
$148,000Oct 1985 $82,4822025 Amount on Record Nov 1981 Owner on Record Assessor + 1 DocumentUpdated Jun 2026

364 2nd Ave

1 bd · 1 ba · 3,567 sqft · built 2025 · 0.164 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000May 2019 $18,4602025 Amount on Record Jul 2017 Owner on Record Assessor + 2 DocumentsUpdated Jun 2026

376 2nd Ave

3 bd · 1.75 ba · 1,410 sqft · built 1920 · 0.451 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Aug 1985 $6,7132025 —Jul 1966 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

Property Records in Nearby Streets