W 1st Ave, Boulder, MT Property Records

Jefferson County property records for 7 addresses on W 1st Ave, Boulder, MT · Last verified August 2026

W 1st Ave Highlights

Properties 7
Median Sale Price $191,100
Deeds and Mortgages on File 6
Median Price per Sqft $88
Median Annual Tax Bill $942
Median Year Built 1979
Median Ownership Tenure 5 years

Properties on W 1st Ave

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

416 W 1st Ave

3 bd · 1.5 ba · 980 sqft · 0.253 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6002025 1 Name on Record AssessorUpdated Apr 2026

418 W 1st Ave

2 bd · 1 ba · 940 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5512025 1 Name on Record AssessorUpdated Apr 2026

419 W 1st Ave

4 bd · 2 ba · 2,156 sqft · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$191,100Oct 2021 $1,1432025 Sale Amount Oct 2018 2 Names on Record Assessor + 3 DocumentsUpdated Aug 2026

420 W 1st Ave

2 bd · 1 ba · 1,104 sqft · 0.162 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5902025 1 Name on Record AssessorUpdated Apr 2026

501 W 1st Ave

3 bd · 2 ba · 1,579 sqft · 0.205 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jan 1993 $2,1922025 3 Names on Record AssessorUpdated Nov 2025

507 W 1st Ave

3 bd · 2 ba · 1,512 sqft · 0.412 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,290Aug 2021 $1,3312025 Sale Amount Aug 2021 2 Names on Record Assessor + 3 DocumentsUpdated Apr 2026

508 W 1st Ave

3 bd · 2 ba · 1,836 sqft · 0.585 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$82,000Feb 2005 $9422025 1 Name on Record AssessorUpdated Aug 2026

Property Records in Nearby Streets