Hardin County property records for 12 addresses on 300th St, Union, IA · Last verified June 2026
| Properties | 12 |
|---|---|
| Median Sale Price | $360,000 |
| Sales Recorded | 9 |
| Median Price per Sqft | $206 |
| Owner Occupied | 50% |
| Median Annual Tax Bill | $2,508 |
| Median Year Built | 1940 |
| Median Ownership Tenure | 7 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 1.5 ba · 1,740 sqft · built 1940 · 9.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $360,000Sep 2013 | $3,0262025 | 2 Owners on Record | AssessorUpdated Jun 2026 |
4 bd · 2 ba · 2,466 sqft · built 1920 · 4.58 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2019 | $2,0282025 | Owner on Record | AssessorUpdated Jun 2026 |
3 bd · 1 ba · 987 sqft · built 1960 · 3.73 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,177,500Jul 2022 | $1,2622025 | Owner on Record | AssessorUpdated Jun 2026 |
4 bd · 4.5 ba · 4,008 sqft · built 2021 · 4.35 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jul 2020 | $4,8962025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
5 bd · 2 ba · 3,136 sqft · built 1900 · 4.26 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Mar 2012 | $2,6082024 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2025 |
1.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| Owner on Record | AssessorUpdated Oct 2025 |
3.4 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| Owner on Record | AssessorUpdated Oct 2025 |
1 bd · 1.5 ba · 640 sqft · built 1955 · 3.38 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,750May 2019 | $5702025 | Owner on Record | AssessorUpdated Jun 2026 |
3 bd · 3 ba · 1,624 sqft · built 1999 · 17.5 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2020 | $3,4842025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 1 ba · 1,145 sqft · built 1900 · 13 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2022 | $4062025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 1.5 ba · 1,984 sqft · built 1900 · 37.1 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $70,546Dec 2000 | $2,5082025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
4 bd · 2.5 ba · 2,207 sqft · built 1925 · 1.53 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $802025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |