1840 Ohio Census Index, Blue Rock Township
| Name | Page |
| Albright, Jacob | 366 |
| Alexander, James | 371 |
| Anderson, William | 367 |
| Argo, John W. | 370 |
| Argo, S. | 369 |
| Arnet, Levi | 367 |
| Babb, Presley | 370 |
| Bailey, John | 369 |
| Bailey, Lydia | 370 |
| Barber, Margaret | 371 |
| Barr, John | 371 |
| Barr, Samuel | 371 |
| Bird, George | 369 |
| Bird, John | 371 |
| Bird, Jonathan | 371 |
| Blair, Joseph | 370 |
| Blair, William | 368 |
| Border, Daniel | 371 |
| Brady, Gleason | 369 |
| Brewer, Adriel | 369 |
| Briggs, A. | 368 |
| Briggs, Andrew | 368 |
| Brown, James | 367 |
| Buchanan, John | 369 |
| Burroughs, George | 370 |
| Burrows, James | 371 |
| Butler, Margaret | 371 |
| Chalfant, Bazzle | 368 |
| Clapper, Joseph | 369 |
| Coleman, Charles | 368 |
| Coleman, David | 367 |
| Coleman, Nathan | 367 |
| Coverdale, John | 369 |
| Coverdale, Lemuel | 370 |
| Coverdale, Westley | 368 |
| Crawford, Henry | 369 |
| Crumbaker, Grafton | 367 |
| Darnal, Jeremiah | 367 |
| Davidson, Joseph | 366 |
| Davis, John | 370 |
| Davis, Samuel | 371 |
| Daw, William | 368 |
| Detton, Joseph | 368 |
| Dickson, Andrew | 367 |
| Dickson, James | 367 |
| Dickson, Margaret | 367 |
| Dugan, Hugh | 371 |
| Dutro, Daniel | 366 |
| Dutro, George | 366 |
| Earley, Andrew | 366 |
| Earley, James | 368 |
| Early, Joshua | 369 |
| Eichelberry, John | 368 |
| Eichelberry, John | 371 |
| Eichelberry, Joseph | 369 |
| Emenhiser, Stephen | 370 |
| Emry, E. | 366 |
| England, Jesse | 367 |
| Everett, Edward | 366 |
| Ferrel, Samuel | 368 |
| Ferrell, Edward | 370 |
| Findlay, Robert | 366 |
| Flower, John | 366 |
| Fogle, John | 371 |
| Fox, Reese | 367 |
| Fox, Samuel | 368 |
| Fox, Sibbey | 369 |
| Frazier, Andrew J. | 368 |
| Fullon, John G. | 366 |
| Gander, George | 370 |
| Gay, Asa, Sr. | 366 |
| Gossage, John | 370 |
| Grandstaff, James | 370 |
| Grindetgs, Noah M. | 370 |
| Hall, Caleb | 366 |
| Hall, Enos | 369 |
| Hall, Norris | 367 |
| Hamilton, Joseph | 366 |
| Hampton, William | 370 |
| Hargrave, Daniel | 368 |
| Harlan, Samuel | 371 |
| Harland, George | 370 |
| Harper, Joseph | 366 |
| Hatfield, William | 367 |
| Hayworth, Warner | 370 |
| Hilliard, John | 366 |
| Jackson, William | 370 |
| John Jesse, | 368 |
| Johnson, William | 366 |
| Laman, Laban | 367 |
| Laman, William | 367 |
| Larrison, Eli | 367 |
| Leas, Samuel | 369 |
| Lee, Benjamin | 368 |
| Lee, Benjamin | 370 |
| Lee, Uriah | 367 |
| Logan, John | 368 |
| Mace, Jesse | 367 |
| Mace, Joseph | 370 |
| Mace, Thomas E. | 369 |
| Manhorter, Robert | 371 |
| Marsh, Rufus | 366 |
| Mawhorter, James | 371 |
| Mawhorter, Thomas | 369 |
| Mc Donald, Joseph | 369 |
| Mc Donald, Joseph | 371 |
| Mc Leas, Joseph | 370 |
| Miller, Samuel | 370 |
| Millhouse, Jonathan | 367 |
| Millhouse, Samuel | 368 |
| Morgan, Allen | 366 |
| Morgan, James | 366 |
| Morris, John | 371 |
| Morrison, Abraham | 366 |
| Munroe, William | 366 |
| Newkirk, William | 366 |
| Nicholson, Samuel | 371 |
| Nicholson, Thomas | 368 |
| O Harra, Alexander | 371 |
| Patton, John | 366 |
| Paxton, Joseph | 369 |
| Pile, Reuben | 369 |
| Powell, Robert | 369 |
| Power, Robert | 369 |
| Price, John | 368 |
| Proctor, Job | 371 |
| Rea, Thompson | 370 |
| Reed, David | 367 |
| Reeve, Moses | 366 |
| Reevenaugh, John | 368 |
| Reevenaugh, Samuel | 368 |
| Roberts, Absalom | 366 |
| Roberts, Daniel | 370 |
| Roberts, George W. | 366 |
| Roberts, James | 368 |
| Roberts, William | 370 |
| Scott, John, Jr. | 370 |
| Scott, John, Sr. | 370 |
| Selix, Alfred | 369 |
| Shafer, Jonas | 369 |
| Sharron, James | 368 |
| Sherman, Hiram | 368 |
| Shilling, Amos | 371 |
| Shilling, William | 369 |
| Shipley, Nicholas | 367 |
| Shitley, Enos | 368 |
| Silvey, Robert | 366 |
| Starrett, James | 370 |
| Steward, Chalkly T. | 367 |
| Stewart, Hiram | 366 |
| Stewart, John | 367 |
| Stirk, William | 367 |
| Stout, Jacob | 371 |
| Summons, Joseph | 371 |
| Talley, William T. | 370 |
| Thompson, John | 367 |
| Thompson, Joseph | 367 |
| Trimble, John | 369 |
| Trinney, Thomas E. | 369 |
| Tucker, Alexander | 368 |
| Venoster, George | 366 |
| Wallace, James | 369 |
| Wallace, John | 366 |
| Wallace, Joseph | 367 |
| Wallace, Thomas | 367 |
| Ward, John | 369 |
| Weldins, Charles | 369 |
| White, George W. | 369 |
| White, James | 368 |
| White, Michael E. | 367 |
| White, William | 369 |
| Wier, John | 366 |
| Winrod, Frederick | 368 |
| Wion, Frederick | 370 |
| Wion, Peter | 370 |
| Worthington, Mahlon | 370 |
