Ralston St, Boulder, CO Property Records

Boulder County property records for 8 addresses on Ralston St, Boulder, CO · Last verified June 2026

Ralston St Highlights

Properties 49
Median Sale Price $542,000
Deeds and Mortgages on File 59
Median Price per Sqft $523
Owner Occupied 67%
Median Annual Tax Bill $3,457
Median Year Built 2008
Median Ownership Tenure 11 years

Properties on Ralston St

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

5020 Ralston St

9 units · Built 2004 · 670 sq ft

Last Sale Median Tax Bill Median Sale    
$806,500Oct 2025 $3,8412025 $353,0009 units    

5040 Ralston St

8 units · Built 2008 · 722 sq ft

Last Sale Median Tax Bill Median Sale    
$410,000Jan 2025 $2,5732025 $214,8858 units    

5048 Ralston St

12 units · Built 2014 · 888 sq ft

Last Sale Median Tax Bill Median Sale    
$193,240Jan 2026 $1,0952025 $145,88612 units    

5055 Ralston St

4 units · Built 2006 · 2,451 sq ft

Last Sale Median Tax Bill Median Sale    
$1,320,000May 2026 $7,8372025 $1,200,0004 units    

5065 Ralston St

5 units · Built 2006 · 1,893 sq ft

Last Sale Median Tax Bill Median Sale    
$1,500,000Mar 2022 $6,9332025 $642,5005 units    

5070 Ralston St

9 units · Built 2014 · 870 sq ft

Last Sale Median Tax Bill Median Sale    
$593,625Jun 2024 $3,4682025 $542,0009 units    

5122 Ralston St

5 bd · 4.25 ba · 4,396 sqft · 0.112 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$850,000Jun 2011 $11,0582025 Sale Amount Dec 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

5136 Ralston St

6 bd · 5.25 ba · 5,563 sqft · 0.111 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,236,000Jan 2023 $13,8762025 Sale Amount Oct 2019 1 Name on Record Assessor + 3 DocumentsUpdated Jun 2026

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