Carroll County
| Description | Size | Date | Contributor |
| 1840 Federal Census Index | 3k | Oct 1999 | S-K Publications |
| 1840 Federal Census Index | 21k | Sep 1999 | Peggy Seidler |
| 1840 Federal Census Transcription | Nov 2002 | Peggy Seidler | |
| 1850 Federal Census Index | 7kb | Oct 1999 | S-K Publications |
| 1850 Federal Census Index A-J | 86k | Sep 1999 | Peggy Seidler |
| 1850 Federal Census Index K-Z | 87k | Sep 1999 | Peggy Seidler |
| 1850 Federal Census Transcription | Sep 1999 | Peggy Seidler | |
| 1870 Federal Census Index | 19k | May 2000 | Brenda Flippo Heifn |
| 1870 Federal Census Information | 3K | Mar 2000 | S-K Publications |
| 1870 Federal Census Images | Mar 2000 | S-K Publications | |
| 1880 Federal Census Information | 3K | May 2000 | S-K Publications |
| 1880 Federal Census Images | May 2000 | S-K Publications | |
