Black Hawk County property records for 56 addresses on Knoll Ave, Waterloo, IA · Last verified August 2026
| Properties | 56 |
|---|---|
| Median Sale Price | $105,000 |
| Deeds and Mortgages on File | 60 |
| Median Price per Sqft | $131 |
| Owner Occupied | 63% |
| Median Annual Tax Bill | $1,962 |
| Median Year Built | 1941 |
| Median Ownership Tenure | 14 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 1 ba · 768 sqft · built 1954 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,2862025 | 1 Name on Record | AssessorUpdated Jun 2026 |
3 bd · 1 ba · 1,093 sqft · built 1919 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $65,000Apr 2011 | $2,0582025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 1 ba · 672 sqft · built 1952 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $75,000Jun 2006 | $2,1502025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 1 ba · 672 sqft · built 1955 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,8522025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 1.5 ba · 1,368 sqft · built 1953 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,0642025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 1 ba · 720 sqft · built 1963 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $87,500Aug 2011 | $1,8642025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 bd · 1 ba · 784 sqft · built 1935 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $24,000Jul 2000 | $2,1622025 | 2 Names on Record | AssessorUpdated Jun 2026 |
3 bd · 1 ba · 1,064 sqft · built 2011 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $109,000Feb 2012 | $3,1102025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 616 sqft · built 1954 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $39,000Dec 2022 | $1,2682025 | —Dec 2021 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 1 ba · 866 sqft · built 1940 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $105,000Jun 2021 | $1,8162025 | Amount on Record May 2010 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
2 bd · 1 ba · 720 sqft · built 1959 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,000Apr 1991 | $1,3182025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 bd · 1 ba · 480 sqft · built 1946 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,000Apr 1985 | $7542025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 bd · 1 ba · 596 sqft · built 1938 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $35,000Aug 2015 | $1,5342025 | 1 Name on Record | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 748 sqft · built 1944 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $98,000Apr 2026 | $2,1542025 | Amount on Record May 2023 | 1 Name on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
2 bd · 1.5 ba · 1,123 sqft · built 1940 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $84,000Dec 2016 | $2,0742025 | Amount on Record Oct 2011 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 1.5 ba · 1,149 sqft · built 1941 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,8902025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 818 sqft · built 1926 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,5622025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 728 sqft · built 1935 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $110,000Feb 2025 | $1,9842025 | —Jun 2013 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
3 bd · 1 ba · 972 sqft · built 1911 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $37,000May 1995 | $1,9902025 | 2 Names on Record | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 836 sqft · built 1960 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $92,000Aug 2021 | $1,4862025 | —May 2015 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
2 bd · 1 ba · 1,196 sqft · built 1935 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $440,000Nov 2023 | $1,8342025 | —Nov 2022 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
5 bd · 1 ba · 803 sqft · built 1963 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $28,000Sep 1987 | $1,9822025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 1 ba · 836 sqft · built 1929 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $28,500Dec 1993 | $2,1282025 | 2 Names on Record | AssessorUpdated Jun 2026 |
3 bd · 1.5 ba · 972 sqft · built 1910 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $46,000Feb 2008 | $1,8882025 | 1 Name on Record | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 480 sqft · built 1947 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $18,250Aug 1995 | $1222025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 768 sqft · built 1909 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $31,600Sep 2010 | $1,5862025 | 1 Name on Record | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 720 sqft · built 1955 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,9922025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 936 sqft · built 1947 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $53,000Jan 2012 | $2,3202025 | 1 Name on Record | AssessorUpdated Jun 2026 |
2 bd · 2 ba · 720 sqft · built 1958 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $91,000Aug 2018 | $2,1562025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 1 ba · 672 sqft · built 1955 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $89,000Jan 2022 | $2,1422025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 1 ba · 936 sqft · built 1961 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $80,000May 2020 | $2,2202025 | —May 2020 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2 bd · 1 ba · 480 sqft · built 1935 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $110,000Nov 2024 | $1,5522025 | Amount on Record May 2013 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jun 2026 |
2 bd · 1 ba · 672 sqft · built 1955 · 0.17 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $71,000Nov 2016 | $3432025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 1 ba · 1,144 sqft · built 1929 · 0.261 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $95,500Jun 2019 | $2,5882025 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Aug 2026 |
2 bd · 1 ba · 829 sqft · built 1936 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $75,000May 2005 | $1,9242025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
5,144 sqft · built 1931 · 0.71 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
2 bd · 1 ba · 960 sqft · built 1919 · 0.191 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $29,500Apr 1996 | $1,9622025 | 2 Names on Record | AssessorUpdated Jun 2026 |
3 bd · 2.5 ba · 1,214 sqft · built 1917 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $20,000Dec 1983 | $2,2222025 | 1 Name on Record | AssessorUpdated Jun 2026 |
4 bd · 1.5 ba · 792 sqft · built 1956 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $120,000Jun 2023 | $1,6962025 | Amount on Record May 2010 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 bd · 1.5 ba · 770 sqft · built 1930 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,125Jun 2024 | $1,8342025 | Amount on Record Jul 2009 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 1 ba · 1,232 sqft · built 1904 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $87,550Oct 2004 | $2,9702025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 696 sqft · built 1955 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $42,741Mar 2010 | $1,6662025 | Amount on Record Mar 2008 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 2.5 ba · 1,064 sqft · built 1955 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $121,000Mar 2016 | $2,5282025 | Amount on Record Aug 2015 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
1 bd · 1 ba · 396 sqft · built 1941 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,800Nov 1991 | $1,2522025 | 1 Name on Record | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 616 sqft · built 1954 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $38,000Mar 2003 | $1,6682025 | 2 Names on Record | AssessorUpdated Jun 2026 |
5 bd · 2 ba · 1,490 sqft · built 1938 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $116,125Jun 2015 | $3,7262025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 1 ba · 856 sqft · built 1954 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $20,000Mar 2007 | $1,8002025 | —Jan 2007 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 2 ba · 870 sqft · built 1941 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,1362025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
880 sqft · built 1965 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $60,000Oct 2012 | $1,5182025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 1 ba · 776 sqft · built 1915 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $90,000Sep 2025 | $1,3102025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 bd · 1 ba · 528 sqft · built 1940 · 0.195 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $63,000Nov 2006 | $1,9722025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 bd · 1.5 ba · 1,020 sqft · built 1962 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $133,000Sep 2023 | $2,6042025 | Amount on Record Oct 2022 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 bd · 1 ba · 842 sqft · built 1941 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $125,000Feb 2025 | $1,8142025 | Amount on Record Sep 2023 | 1 Name on Record Owner Occupied | Assessor + 8 DocumentsUpdated Aug 2026 |
1 bd · 1 ba · 636 sqft · built 1929 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $30,000Jul 2011 | $1,3582025 | —Jul 2011 | 1 Name on Record | AssessorUpdated Jun 2026 |
3 bd · 1 ba · 991 sqft · built 1938 · 0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,4442025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 2 ba · 792 sqft · built 1981 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $172,500Aug 2023 | $2,6522025 | —Aug 2022 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jun 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Low this street's cells rank above 2% of the US · above 13% of Iowa |
|---|---|
| Wildfire Likelihood | Less than 1 in 10,000 per year |
| Exposure | Direct 2 of 6 cells directly exposed · 2 adjoin burnable vegetation |