| Election Name: | 2005 Lincolnshire County Council election |
| Country: | Lincolnshire |
| Type: | Parliamentary |
| Ongoing: | no |
| Party Colour: | yes |
| Previous Election: | 2001 Lincolnshire County Council election |
| Previous Year: | 2001 |
| Next Election: | 2009 Lincolnshire County Council election |
| Next Year: | 2009 |
| Seats For Election: | All 77 seats to Lincolnshire County Council |
| Majority Seats: | 39 |
| Election Date: | 5 May 2005 |
| Party1: | Conservative Party (UK) |
| Seats Before1: | 49 |
| Seats1: | 45 |
| Seat Change1: | 4 |
| Party2: | Labour Party (UK) |
| Seats Before2: | 21 |
| Seats2: | 21 |
| Seat Change2: | 0 |
| Party4: | Liberal Democrats (UK) |
| Seats Before4: | 4 |
| Seats4: | 8 |
| Seat Change4: | 4 |
| Party5: | Independent (politician) |
| Seats Before5: | 3 |
| Seats5: | 3 |
| Seat Change5: | 0 |
| Map Size: | 360px |
| Council control | |
| Posttitle: | Council control after election |
| Before Election: | Conservative |
| After Election: | Conservative |
The 2005 Lincolnshire County Council election was held on Thursday, 5 May 2005, the same day as the general election. The whole council of 77 members was up for election and the election resulted in the Conservative Party retaining control of the council, winning 45 seats.[1]