Blackstone, Johnston, IA Property Records

Polk County property records for 21 addresses on Blackstone, Johnston, IA · Last verified August 2026

Blackstone Highlights

Properties 21
Median Sale Price $419,000
Deeds and Mortgages on File 26
Median Price per Sqft $151
Owner Occupied 100%
Median Annual Tax Bill $7,352
Median Year Built 1995
Median Ownership Tenure 11 years

Properties on Blackstone

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

6000 Blackstone

4 bd · 4 ba · 2,501 sqft · 0.366 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$262,000Jun 2001 $7,8202024 Amount on Record Dec 1998 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

6004 Blackstone

4 bd · 3 ba · 2,149 sqft · 0.435 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,8422024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

6006 Blackstone

4 bd · 3.5 ba · 2,581 sqft · 0.255 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$420,000Jun 2021 $7,7502024 Amount on Record Oct 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

6009 Blackstone

4 bd · 3 ba · 2,784 sqft · 0.5 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$37,500May 1996 $6,9902024 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

6010 Blackstone

6 bd · 3 ba · 1,928 sqft · 0.266 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$210,000Nov 2025 $6,9942024 —Nov 2023 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

6019 Blackstone

4 bd · 3 ba · 2,753 sqft · 0.372 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$269,500Nov 2006 $7,1882024 Amount on Record Sep 2000 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

6020 Blackstone

4 bd · 3 ba · 1,990 sqft · 0.329 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$295,000Sep 2015 $6,0602024 Amount on Record Dec 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

6025 Blackstone

4 bd · 4 ba · 2,597 sqft · 0.348 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$310,500Jun 2006 $8,0682024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

6029 Blackstone

4 bd · 3 ba · 2,425 sqft · 0.432 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$35,500Dec 1993 $6,5462024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

8400 Blackstone

4 bd · 4 ba · 2,516 sqft · 0.293 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$343,500Feb 2015 $8,1162024 Amount on Record Jul 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

8401 Blackstone

4 bd · 3 ba · 2,958 sqft · 0.314 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$345,000Jun 2013 $8,4082024 Amount on Record Jul 2007 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

8404 Blackstone

4 bd · 3 ba · 2,895 sqft · 0.285 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$268,000Jun 1996 $7,3342024 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

8405 Blackstone

4 bd · 4 ba · 3,174 sqft · 0.289 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2013 $9,4902024 Amount on Record Jun 2003 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

8408 Blackstone

4 bd · 3.5 ba · 3,812 sqft · 0.254 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$392,500Jul 2013 $7,3242024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

8409 Blackstone

4 bd · 4 ba · 3,155 sqft · 0.259 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$419,000Jun 2019 $8,7862024 —Jul 2013 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Oct 2025

8412 Blackstone

4 bd · 4 ba · 2,510 sqft · 0.266 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$418,000Feb 2021 $7,5582024 Amount on Record Aug 2008 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

8413 Blackstone

4 bd · 3 ba · 2,625 sqft · 0.266 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$327,500Apr 2016 $7,3522024 Amount on Record Aug 2007 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

8416 Blackstone

4 bd · 3 ba · 3,127 sqft · 0.266 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$325,000Oct 2002 $7,3522024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

8417 Blackstone

4 bd · 4 ba · 2,732 sqft · 0.266 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$415,000Aug 2021 $7,2202024 Amount on Record Dec 2010 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

8420 Blackstone

4 bd · 4 ba · 3,122 sqft · 0.337 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$465,000Feb 2019 $9,0182024 Amount on Record Nov 2009 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2025

8421 Blackstone

4 bd · 4 ba · 2,573 sqft · 0.337 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$500,000Jun 2024 $6,3202024 —Jun 2024 3 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

Wildfire Risk on Blackstone

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

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets