Dearborn Ave, Helena, MT Property Records

Lewis And Clark County property records for 56 addresses on Dearborn Ave, Helena, MT · Last verified August 2026

Dearborn Ave Highlights

Properties 56
Median Sale Price $505,000
Deeds and Mortgages on File 54
Median Price per Sqft $233
Owner Occupied 71%
Median Annual Tax Bill $4,841
Median Year Built 1907
Median Ownership Tenure 8 years

Properties on Dearborn Ave

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

402 Dearborn Ave

3,526 sqft · built 1900 · 0.285 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,4192023 1 Name on Record AssessorUpdated Aug 2023

409 Dearborn Ave

1 bd · 1 ba · 945 sqft · built 1900 · 0.146 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,7682025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

412 Dearborn Ave

2 bd · 1 ba · 1,176 sqft · built 1881 · 0.517 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2017 $12,9962023 —Feb 2008 1 Name on Record Assessor + 4 DocumentsUpdated Aug 2023

413 Dearborn Ave

5 bd · 3 ba · 1,456 sqft · built 1948 · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 1994 $3,7322023 1 Name on Record AssessorUpdated Aug 2023

417 Dearborn Ave

4 bd · 3 ba · 1,788 sqft · built 1949 · 0.292 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2005 $5,1142023 1 Name on Record AssessorUpdated Aug 2023

432 Dearborn Ave

4 bd · 2.5 ba · 2,840 sqft · built 1887 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
$232,500Aug 2005 $5,4672025 2 Names on Record AssessorUpdated Aug 2026

438 Dearborn Ave

3,276 sqft · built 1885 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2020 $5,9412023 —Sep 2018 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2023

504 Dearborn Ave

4 bd · 3 ba · 3,810 sqft · built 1890 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2001 $8,0002023 2 Names on Record Owner Occupied AssessorUpdated Aug 2023

510 Dearborn Ave

3 bd · 3.5 ba · 3,486 sqft · built 1905 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
$263,300Apr 2019 $7,9062025 Amount on Record Jan 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

518 Dearborn Ave

3 bd · 2 ba · 2,134 sqft · built 1887 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2019 $6,2532023 —Dec 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

521 Dearborn Ave

3 bd · 1 ba · 988 sqft · built 1935 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 1991 $2,0332025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

524 Dearborn Ave

4 bd · 2 ba · 2,826 sqft · built 1907 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2022 $6,2192023 —Jul 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

527 Dearborn Ave

3 bd · 2 ba · 1,020 sqft · built 1936 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$364,100Nov 2018 $2,8572025 Amount on Record Sep 2012 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

528 Dearborn Ave

3 bd · 1 ba · 2,466 sqft · built 1888 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 1992 $3,5022025 2 Names on Record Owner Occupied AssessorUpdated Nov 2025

531 Dearborn Ave

4 bd · 2 ba · 1,020 sqft · built 1936 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2016 $4,1992023 —Jul 2007 1 Name on Record Owner Occupied AssessorUpdated Aug 2023

604 Dearborn Ave

3 bd · 3 ba · 2,276 sqft · built 1875 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2007 $6,2482023 —Aug 2007 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2023

610 Dearborn Ave

5 bd · 2 ba · 1,694 sqft · built 1938 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2019 $6,1552023 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

615 Dearborn Ave

2 bd · 2 ba · 650 sqft · built 1939 · 0.085 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2025 $1,7762025 Amount on Record Jun 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

617 Dearborn Ave

4 bd · 3 ba · 1,489 sqft · built 1947 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$575,000Aug 2026 $3,0332025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

619 Dearborn Ave

3 bd · 2 ba · 2,616 sqft · built 1890 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2016 $8,0592023 1 Name on Record Owner Occupied AssessorUpdated Aug 2023

620 Dearborn Ave

3 bd · 2 ba · 1,453 sqft · built 1940 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1999 $4,9142023 2 Names on Record Owner Occupied AssessorUpdated Aug 2023

625 Dearborn Ave

4 bd · 4 ba · 2,861 sqft · built 1907 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2018 $7,8872023 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2023

628 Dearborn Ave

6 bd · 5 ba · 4,294 sqft · built 1908 · 0.267 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,1172023 1 Name on Record Owner Occupied AssessorUpdated Aug 2023

642 Dearborn Ave

7 bd · 4.5 ba · 5,789 sqft · built 1886 · 1.1 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2021 $8,6782025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

643 Dearborn Ave

8 bd · 4 ba · 5,689 sqft · built 1900 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$884,450Jun 2023 $4,4132025 —Feb 2021 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

645 Dearborn Ave

3 bd · 3 ba · 1,752 sqft · built 1890 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2019 $6,6172023 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

649 Dearborn Ave

2 bd · 2 ba · 1,358 sqft · built 1890 · 0.105 acres

Last Sale Tax Bill Prior Sale Owner Records
$434,449Aug 2025 $2,5622025 —Mar 2023 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

703 Dearborn Ave

4 bd · 2 ba · 2,366 sqft · built 1890 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2001 $4,8412023 2 Names on Record AssessorUpdated Aug 2023

707 Dearborn Ave

4 bd · 2 ba · 2,571 sqft · built 1890 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2021 $4,8962025 Amount on Record Jan 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

708 Dearborn Ave

2 bd · 1 ba · 1,444 sqft · built 1938 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,4612023 2 Names on Record Owner Occupied AssessorUpdated Aug 2023

710 Dearborn Ave

4 bd · 2 ba · 3,189 sqft · built 1890 · 0.271 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2026 $5,1592025 Amount on Record Jun 2018 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

712 Dearborn Ave

6 bd · 4.5 ba · 3,173 sqft · built 1911 · 0.271 acres

Last Sale Tax Bill Prior Sale Owner Records
$505,000Aug 2023 $7,4442025 Amount on Record Jun 2019 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

717 Dearborn Ave

5 bd · 3 ba · 3,160 sqft · built 1887 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,8302025 2 Names on Record Owner Occupied AssessorUpdated Nov 2025

725 Dearborn Ave

3,404 sqft · built 1940 · 0.207 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2011 $6,4082023 1 Name on Record AssessorUpdated Aug 2023

801 Dearborn Ave

3 bd · 2 ba · 1,440 sqft · built 1935 · 0.121 acres

Last Sale Tax Bill Prior Sale Owner Records
$335,600Apr 2021 $3,2542025 Amount on Record Jun 2018 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

803 Dearborn Ave

2 bd · 2 ba · 572 sqft · built 1930 · 0.125 acres

Last Sale Tax Bill Prior Sale Owner Records
$183,000Jun 2012 $1,9392025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

804 Dearborn Ave

5 bd · 4 ba · 5,451 sqft · built 1887 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,6922023 1 Name on Record AssessorUpdated Aug 2023

812 Dearborn Ave

3 bd · 4 ba · 3,044 sqft · built 1887 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,8672023 2 Names on Record Owner Occupied AssessorUpdated Aug 2023

813 Dearborn Ave

3 bd · 2 ba · 952 sqft · built 1951 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,7612023 2 Names on Record AssessorUpdated Aug 2023

817 Dearborn Ave

3 bd · 2 ba · 1,554 sqft · built 1890 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$563,920Aug 2023 $3,0482025 Amount on Record Mar 2017 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Apr 2026

823 Dearborn Ave

3 bd · 1 ba · 850 sqft · built 1887 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2004 $3,3662023 1 Name on Record Owner Occupied AssessorUpdated Aug 2023

825 Dearborn Ave

2 bd · 1 ba · 1,001 sqft · built 1900 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$198,800Apr 2021 $2,7932025 Amount on Record Dec 2012 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

826 Dearborn Ave

4 bd · 3 ba · 3,084 sqft · built 1889 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2021 $9,1662023 —May 2011 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

901 Dearborn Ave

5 bd · 2 ba · 1,644 sqft · built 1936 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2021 $2,7422025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

902 Dearborn Ave

3 bd · 2.5 ba · 2,242 sqft · built 1889 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2021 $3,5092025 Amount on Record Jun 2009 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

905 Dearborn Ave

3 bd · 1 ba · 896 sqft · built 1977 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 1997 $1,9142023 2 Names on Record Owner Occupied AssessorUpdated Aug 2023

906 Dearborn Ave

4 bd · 2 ba · 1,251 sqft · built 1953 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2005 $3,9492023 1 Name on Record Owner Occupied AssessorUpdated Aug 2023

907 Dearborn Ave

2 bd · 1 ba · 988 sqft · built 1920 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,0262025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

911 Dearborn Ave

4 bd · 2 ba · 1,124 sqft · built 1972 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2025 $5582025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

912 Dearborn Ave

5 bd · 2 ba · 2,614 sqft · built 1887 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$454,100Apr 2018 $4,2852025 Amount on Record Apr 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

914 Dearborn Ave

3 bd · 2 ba · 964 sqft · built 1955 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$173,600Oct 2009 $2,3792025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

916 Dearborn Ave

3 bd · 2 ba · 1,008 sqft · built 1973 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,0582025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

921 Dearborn Ave

3 bd · 1 ba · 1,300 sqft · built 1972 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,6052023 2 Names on Record Owner Occupied AssessorUpdated Aug 2023

1002 Dearborn Ave

1,666 sqft · built 1920 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1986 $3,7492023 1 Name on Record Assessor + 1 DocumentUpdated Aug 2023

1010 Dearborn Ave

22,364 sqft · built 1945 · 0.558 acres

Last Sale Tax Bill Prior Sale Owner Records
$27,2982023 1 Name on Record AssessorUpdated Aug 2023

1013 Dearborn Ave

28,918 sqft · built 1977 · 0.871 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1997 $35,6632023 2 Names on Record AssessorUpdated Aug 2023

Wildfire Risk on Dearborn Ave

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskLow
this street's cells rank above 23% of the US · above 7% of Montana
Wildfire LikelihoodAbout 1 in 6,667 per year
ExposureDirect
1 of 5 cells directly exposed · 1 adjoin burnable vegetation

Property Records in Nearby Streets