Oak Ave, Waterloo, IA Property Records

Black Hawk County property records for 18 addresses on Oak Ave, Waterloo, IA · Last verified August 2026

Oak Ave Highlights

Properties 18
Median Sale Price $52,000
Deeds and Mortgages on File 8
Median Price per Sqft $50
Owner Occupied 28%
Median Annual Tax Bill $774
Median Year Built 1912
Median Ownership Tenure 13 years

Properties on Oak Ave

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

301 Oak Ave

3 bd · 1.5 ba · 1,488 sqft · 0.058 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2010 $8902025 1 Name on Record AssessorUpdated Jun 2026

303 Oak Ave

3 bd · 2 ba · 1,400 sqft · 0.049 acres

Last Sale Tax Bill Prior Sale Owner Records
$70,000Dec 2022 $9482025 —Dec 2021 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

307 Oak Ave

3 bd · 1 ba · 1,033 sqft · 0.172 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$52,000Jan 2024 $6102025 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

309 Oak Ave

3 bd · 1 ba · 1,532 sqft · 0.177 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$20,000Aug 1996 $7742025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

310 Oak Ave

3 bd · 2 ba · 1,342 sqft · 0.043 acres

Last Sale Tax Bill Prior Sale Owner Records
$59,000Apr 2006 1 Name on Record AssessorUpdated Oct 2025

314 Oak Ave

1 ba · Built 1900 · 0.213 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$11,000Feb 2008 $3202025 1 Name on Record AssessorUpdated Jun 2026

319 Oak Ave

1 ba · Built 1978 · 0.172 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3042025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

321 Oak Ave

4 bd · 5.5 ba · 1,965 sqft · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,0162025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

326 Oak Ave

3 bd · 1 ba · 1,008 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$93,000Sep 2022 $1,2302025 —Sep 2021 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

327 Oak Ave

2 bd · 1 ba · 981 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$33,000Dec 2013 $7482025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

408 Oak Ave

4 bd · 2.5 ba · 1,280 sqft · 0.105 acres

Last Sale Tax Bill Prior Sale Owner Records
$100,000Nov 2022 $6842025 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

412 Oak Ave

4 bd · 1 ba · 1,260 sqft · 0.111 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$17,000Oct 2022 $8662025 —Oct 2021 1 Name on Record AssessorUpdated Jun 2026

418 Oak Ave

3 bd · 2 ba · 1,468 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$39,999Sep 2016 1 Name on Record AssessorUpdated Oct 2025

421 Oak Ave

68,883 sqft · Built 2006 · 1.53 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2005 $23,4242025 1 Name on Record AssessorUpdated Jun 2026

507 Oak Ave

3 bd · 1 ba · 792 sqft · 0.116 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2014 $6002025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

510 Oak Ave

5,102 sqft · Built 1972

Last Sale Tax Bill Prior Sale Owner Records
$2,665,000Dec 2006 $9,8902025 1 Name on Record AssessorUpdated Jun 2026

511 Oak Ave

3 bd · 1 ba · 940 sqft · 0.095 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6142025 1 Name on Record AssessorUpdated Aug 2026

515 Oak Ave

2 bd · 1 ba · 1,226 sqft · 0.214 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,500Dec 1987 $2862025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

Wildfire Risk on Oak Ave

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