Cook County property records for 14 addresses on N Althea Ln, Mount Prospect, IL · Last verified August 2026
| Properties | 14 |
|---|---|
| Median Sale Price | $422,000 |
| Deeds and Mortgages on File | 16 |
| Median Price per Sqft | $224 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $9,812 |
| Median Year Built | 1966 |
| Median Ownership Tenure | 11 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 2.5 ba · 3,657 sqft · built 1965 · 0.302 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2005 | $14,6152023 | —Jan 2004 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
4 bd · 2.5 ba · 1,609 sqft · built 1967 · 0.227 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $433,000Nov 2020 | $9,3342023 | Amount on Record Jul 2002 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
4 bd · 2.5 ba · 1,609 sqft · built 1966 · 0.263 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $307,000Aug 2001 | $8,5862023 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
4 bd · 2.5 ba · 1,845 sqft · built 1965 · 0.237 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $370,000Jun 2015 | $11,3132023 | —Dec 2001 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
5 bd · 2.5 ba · 2,731 sqft · built 1966 · 0.223 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $295,000Sep 1999 | $11,7182023 | Amount on Record Sep 1993 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 2.5 ba · 1,551 sqft · built 1966 · 0.215 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $206,500Sep 1999 | $9,0632023 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
4 bd · 1.5 ba · 1,544 sqft · built 1965 · 0.211 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $347,000Sep 2018 | $9,0162023 | Amount on Record Oct 2002 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
4 bd · 2.5 ba · 2,731 sqft · built 1966 · 0.241 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Apr 1990 | $11,9142023 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
5 bd · 2.5 ba · 2,738 sqft · built 1965 · 0.211 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $447,500Aug 2020 | $10,9352023 | Amount on Record May 1996 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Jun 2026 |
4 bd · 2.5 ba · 2,074 sqft · built 1967 · 0.208 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $390,000Nov 2004 | $8,9102023 | —Sep 1996 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 1 ba · 1,342 sqft · built 1966 · 0.21 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,2452023 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
4 bd · 3 ba · 1,609 sqft · built 1965 · 0.208 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $422,000Jun 2022 | $11,1082023 | Amount on Record Nov 2014 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
4 bd · 1.5 ba · 1,414 sqft · built 1968 · 0.257 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $480,000Aug 2024 | $8,0252023 | Amount on Record Jun 2001 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
4 bd · 3 ba · 2,074 sqft · built 1966 · 0.241 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,8122023 | —Oct 1999 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |