RC
Richard Campbell — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Hamilton, Ohio
Our Model Tree links this Richard Campbell across the 1900, 1910, 1920 and 1930 US Censuses in Hamilton, Ohio (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 4-person household.
Age 62
b. ~1868
Male
Head
Born: Ohio
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Hamilton, Ohio |
| Surname | Campbell |
| Given Name | Richard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 28 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Hotel |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Proprietor |
| Township / Ward | Cincinnati City |
| Est. Birth Year | ~1868 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Mary Campbell | Daughter | — | 25 | ~1905 |
| Mary Campbell | Spouse | — | 60 | ~1870 |
| Richard Campbell | Head | — | 62 | ~1868 |
| James Campbell | Son | — | 30 | ~1900 |
Census Appearances
1900
Hamilton, Ohio
Head, age 32
Hamilton, Ohio · implied b. ~1868 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Richard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Ohio |
| Birth Month | Sep |
| Birth Year | 1868 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ireland |
| Occupation | Saddle Maker |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1910
Hamilton, Ohio
Head, age 40
Hamilton, Ohio · implied b. ~1870 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Richard L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ohio |
| Years Married | 14 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ire. English |
| Occupation | Saddler |
| Industry | Harness Manufactory |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Hamilton, Ohio
Head, age 51
Hamilton, Ohio · implied b. ~1869 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Richard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ireland |
| Occupation | Stationary |
| Industry | Engr. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Head, age 62
Hamilton, Ohio · implied b. ~1868 — 4 household members
| Surname | Campbell |
| Given Name | Richard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 28 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ireland |
| Occupation | Proprietor |
| Industry | Hotel |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Richard Campbell across 4 US Census years (1900, 1910, 1920 and 1930) in Hamilton, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Campbell
Head · 1930 · age 62 · b. ~1868 · Ohio
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Hamilton, Ohio
Open full size
1930 US Federal Census — Hamilton, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1812:0878)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Kate Treadway | 52 | Head | Maid | Kentucky |
| 52 | Richard Campbell THIS PERSON | 62 | Head | Proprietor | Ohio |
| 53 | Mary Campbell | 60 | Wife | — | Ireland |
| 54 | James Campbell | 30 | Son | Laborer | Ohio |
| 55 | Mary Campbell | 25 | Daughter | Maid | Ohio |
| 56 | Charles Kohl | 58 | Head | Plumber | Ohio |
| 57 | Catherine Kohl | 50 | Wife | — | Ohio |
| 58 | Alfred Bostwick | 39 | Head | Laborer | Georgia |
| 59 | Lula Bostwick | 29 | Wife | — | Georgia |
| 60 | Beatrice Bostwick | 7 | Daughter | — | Georgia |
| 61 | Hazel Bostwick | 2 | Daughter | — | Georgia |
| 62 | Cecil Hagood | 20 | Boarder | Laborer | Alabama |
| 63 | George Foster | 29 | Head | Laborer | Georgia |
| 64 | Maggie Foster | 27 | Wife | — | Georgia |
| 65 | Lula M. Foster | 9 | Daughter | — | Georgia |
| 66 | Lula Foster | 8 | Daughter | — | Georgia |
| 67 | James Foster | 7 | Son | — | Georgia |
| 68 | Roscoe Foster | 5 | Son | — | Georgia |
| 69 | Esther Foster | 3 | Daughter | — | Georgia |
| 70 | Georgiana Foster | 2 | Daughter | — | Georgia |
| 71 | Silas Butler | 40 | Head | Laborer | Georgia |
| 72 | Georgia Butler | 35 | Wife | — | Georgia |
| 73 | David Butler | 6 | Son | — | Georgia |
| 74 | Emma Butler | 2 | Daughter | — | Georgia |
| 75 | Henry Pigeon | 33 | Head | Laborer | Alabama |
| 76 | Ransom Mitchum | 65 | Head | Laborer | South Carolina |
| 77 | James Hope | 25 | Head | Laborer | Alabama |
| 78 | Mary M. Hope | 23 | Wife | — | Georgia |
| 79 | James Jr. Hope | 3 | Son | — | Alabama |
| 80 | Donald Hope | 1 | Son | — | Ohio |
| 81 | Maggie Gilmore | 33 | Head | Maid | Georgia |
| 82 | Arthur Francis | 37 | Head | Laborer | North Carolina |
| 83 | Mary E. Francis | 26 | Wife | — | Kentucky |
| 84 | William Lindsay | 30 | Head | Laborer | Alabama |
| 85 | Irene Lindsay | 25 | Wife | — | Florida |
| 86 | Alice Jones | 33 | Head | Laborer | Georgia |
| 87 | Isaac H. Jones | 32 | Wife | — | Georgia |
| 88 | Ella Jones | 15 | Daughter | — | Georgia |
| 89 | Elizabeth Jones | 13 | Daughter | — | Georgia |
| 90 | Henry Taylor | 40 | Brother | Laborer | Alabama |
| 91 | Raymond Lewis | 44 | Head | Electrician | Ohio |
| 92 | Frances Lewis | 35 | Wife | — | Ohio |
| 93 | Raymond Jr. Lewis | 11 | Son | — | Ohio |
| 94 | Arthur Lewis | 10 | Son | — | Ohio |
| 95 | Edward Lewis | 6 | Son | — | Ohio |
| 96 | James Wiseman | 49 | Head | Printer | Ohio |
| 97 | Eve Wiseman | 36 | Wife | — | Ohio |
| 98 | Mary Pieper | 69 | Mother | — | Ireland |
| 99 | James A. Lumm | 50 | Head | Operator | Ohio |
| 100 | Mary J. Lumm | 84 | Mother | — | Ohio |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)