Alter St, Broomfield, CO Property Records

Broomfield City property records for 17 addresses on Alter St, Broomfield, CO · Last verified August 2026

Alter St Highlights

Properties 17
Median Sale Price $1,268,000
Deeds and Mortgages on File 19
Median Price per Sqft $378
Owner Occupied 6%
Median Annual Tax Bill $38,561
Median Year Built 1990
Median Ownership Tenure 4 years

Properties on Alter St

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

125 Alter St

1 bd · 26,786 sqft · 2.7 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,470,500May 1999 $95,6292025 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

130 Alter St

1 bd · 1,448 sqft · 1.97 acres

Last Sale Tax Bill Prior Sale Owner Records
$623,100Oct 1994 $25,2172025 Amount on Record Dec 1986 1 Name on Record AssessorUpdated Jun 2026

135 Alter St

1 bd · 13,460 sqft · 2.73 acres

Last Sale Tax Bill Prior Sale Owner Records
$51,3002025 1 Name on Record AssessorUpdated Jun 2026

150 Alter St

60,676 sqft · Built 2001 · 4,156 acres

Last Sale Tax Bill Prior Sale Owner Records
$730,370Jul 2012 $176,4232025 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

155 Alter St

1 bd · 35,519 sqft · 2.88 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,2362025 1 Name on Record AssessorUpdated Jun 2026

200 Alter St

0.037 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 1970 $102025 1 Name on Record AssessorUpdated Jun 2026

300 Alter St

1 bd · 3,389 sqft · 0.746 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,550,000Jan 2024 $38,5612025 Amount on Record Nov 2021 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

445 Alter St

6,562 sqft · Built 1995 · 0.746 acres

Last Sale Tax Bill Prior Sale Owner Records
$28,3722025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

450 Alter St

1 bd · 728 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$352,000Sep 2024 $3,1282025 Amount on Record Sep 1977 1 Name on Record AssessorUpdated Jun 2026

465 Alter St

1 bd · 8,264 sqft · 0.75 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,268,000Jun 2005 $35,7312025 Amount on Record Feb 2005 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

495 Alter St

1 bd · 2,232 sqft · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$845,000Sep 2025 $14,1092025 Amount on Record Feb 2021 1 Name on Record Assessor + 4 DocumentsUpdated Jun 2026

510 Alter St

1 bd · 2,024 sqft · 0.183 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Aug 2025 $6,4652025 Amount on Record Oct 2024 1 Name on Record AssessorUpdated Jun 2026

550 Alter St

1 bd · 2,272 sqft · 0.691 acres

Last Sale Tax Bill Prior Sale Owner Records
$155,000Sep 1982 $25,8512025 Amount on Record Aug 1978 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

555 Alter St

1 bd · 66,290 sqft · 3.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$205,3162025 1 Name on Record Assessor + 3 DocumentsUpdated Jun 2026

601 Alter St

1 bd · 66,428 sqft · 2.68 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,250,000Jun 2026 $176,0742025 Amount on Record Dec 1986 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

615 Alter St

20 bd · 80 ba · 93,592 sqft · 3.96 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$83,5692025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

2105 Alter St, #2165

1 bd · 90,600 sqft · 3.88 acres

Last Sale Tax Bill Prior Sale Owner Records
$72,000,000Oct 2022 $216,1282025 Amount on Record Jun 1970 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

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