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John Blackburn — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Hamilton, Ohio
Our Model Tree links this John Blackburn across the 1910, 1920 and 1930 US Censuses in Hamilton, Ohio (XGBoost, ~Confirmed) — first a head (b.~1841), then head of a 5-person household.
Age 69
b. ~1841
Male
Head
Born: Virginia
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | Hamilton, Ohio |
| Surname | Blackburn |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Virginia |
| Years Married | 30 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Occupation | Teacher |
| Industry | City school |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Teacher |
| Township / Ward | Cincinnati City |
| Est. Birth Year | ~1841 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
5 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Blackburn | Head | — | 69 | ~1841 |
| James Todd | Other | — | 47 | ~1863 |
| Charles Blackburn | Son | — | 15 | ~1895 |
| Estelle Blackburn | Spouse | — | 49 | ~1861 |
| Albert Blackburn | Son | — | 17 | ~1893 |
Census Appearances
1910
Hamilton, Ohio
Head, age 69
Hamilton, Ohio · implied b. ~1841 — 5 household members
| Surname | Blackburn |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Virginia |
| Years Married | 30 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Teacher |
| Industry | City school |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1920
Hamilton, Ohio
Other, age 78
Hamilton, Ohio · implied b. ~1842 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blackburn |
| Given Name | John R |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | Black |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Hamilton, Ohio
Other, age 89
Hamilton, Ohio · implied b. ~1841 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blackburn |
| Given Name | John R |
| Relationship to Head | Father |
| Sex | M |
| Color / Race | White |
| Age | 89 |
| Marital Status | Widowed |
| Birthplace | Virginia |
| Age at First Marriage | 29 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Blackburn across 3 US Census years (1910, 1920 and 1930) in Hamilton, Ohio, using XGBoost record linkage.
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This person
Anchor record
John Blackburn
Head · 1910 · age 69 · b. ~1841 · Ohio
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Hamilton, Ohio
Open full size
1910 US Federal Census — Hamilton, Ohio
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po1189unit:0663)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Harry E. Roots | 40 | Head | Janitor | Ohio |
| 52 | Mabel Roots | 38 | Wife | Seamstress | Ohio |
| 53 | Leila Roots | 14 | Daughter | — | Ohio |
| 54 | Azalia Roots | 9 | Daughter | — | Ohio |
| 55 | Irma Roots | 7 | Daughter | — | Ohio |
| 56 | Edna Roots | 5 | Daughter | — | Ohio |
| 57 | George E. Roots | 0 | Son | — | Ohio |
| 58 | Sidney W. Roots | 64 | Head | Barber | Ohio |
| 59 | Julia Roots | 60 | Wife | — | Alabama |
| 60 | Lizzie Hatch | 33 | Niece | Laborer | Ohio |
| 61 | Ethel Anderson | 20 | Niece | — | Ohio |
| 62 | Irma Hickey | 51 | Head | Laundress | Kentucky |
| 63 | Marcella Hickey | 29 | Daughter | Laundress | Kentucky |
| 64 | Mayme Hickey | 26 | Daughter | Laundress | Kentucky |
| 65 | Walter Hickey | 24 | Son | Porter | Kentucky |
| 66 | Mary Hickey | 22 | Daughter | Laundress | Kentucky |
| 67 | Emmett Hickey | 19 | Son | Chauffeur | Kentucky |
| 68 | Bettie Bull | 22 | Boarder | Laundress | Kentucky |
| 69 | Clay Jones | 41 | Head | Laborer | Tennessee |
| 70 | Mary Jones | 33 | Wife | — | Kentucky |
| 71 | Wilbert Jones | 5 | Son | — | Ohio |
| 72 | Julia Hipsen | 52 | Boarder | — | Kentucky |
| 73 | Andrew Mathews | 51 | Head | Porter | Virginia |
| 74 | Emma Mathews | 46 | Wife | — | Ohio |
| 75 | Albert E. Kinney | 33 | Head | Porter | Ohio |
| 76 | Mayme Kinney | 29 | Wife | Hair Dresser | W. Virginia |
| 77 | Sylvia Kinney | 4 | Daughter | — | Ohio |
| 78 | John Chandler | 55 | Head | Porter | Georgia |
| 79 | Eliza Chandler | 53 | Step-mother | — | Virginia |
| 80 | William Phillips | 42 | Head | Porter | Tennessee |
| 81 | Addie B. Phillips | 42 | Wife | Dressmaker | Ohio |
| 82 | Mary Webster | 11 | Lodger | Laundress | Kentucky |
| 83 | Julius Perry | 43 | Head | Railroad | Georgia |
| 84 | Julia Perry | 42 | Wife | — | Georgia |
| 85 | Beatrice Dawson | 20 | Step-daughter | — | Georgia |
| 86 | Julia Dawson | 18 | Step-daughter | — | Georgia |
| 87 | John C. Blackburn THIS PERSON | 69 | Head | Teacher | Virginia |
| 88 | Estelle E. Blackburn | 49 | Wife | — | Ohio |
| 89 | James A. Todd | 47 | Brother-in-law | Teacher | Ohio |
| 90 | Albert Blackburn | 17 | Son | — | Indiana |
| 91 | Charles Blackburn | 15 | Son | — | Indiana |
| 92 | Jonah Boswell | 48 | Head | Laborer | Ohio |
| 93 | Margaret Boswell | 48 | Wife | — | Ohio |
| 94 | Archie Boswell | 16 | Son | Labour | Ohio |
| 95 | Dewitt Long | 39 | Head | Salesman | Ohio |
| 96 | Mary E. Long | 36 | Wife | — | Ohio |
| 97 | A. Griffin Long | 10 | Son | — | Ohio |
| 98 | Charles H. Buchholz | 38 | Head | Policeman | Ohio |
| 99 | Barbara Buchholz | 36 | Wife | — | Ohio |
| 100 | Charlotte Buchholz | 70 | Mother | — | Ger. |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)