DC
Donald Campbell — 1930 US Census Record
Model Tree available1930 United States Federal Census · St Clair, Michigan
Our Model Tree links this Donald Campbell across the 1920, 1930 and 1940 US Censuses in St Clair, Michigan (XGBoost, ~Confirmed), with identified parents Ross & Ross — first a son (b.~1918), then head of a 3-person household.
Age 12
b. ~1918
Male
Son
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Clair, Michigan |
| Surname | Campbell |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Clay Pt Of |
| Est. Birth Year | ~1918 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Donald Campbell | Son | — | 12 | ~1918 |
| Ross Campbell | Head | — | 43 | ~1887 |
| Lillian Campbell | Spouse | — | 41 | ~1889 |
Census Appearances
1920
St Clair, …
Son, age 2
St Clair, Michigan · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
St Clair, …
Son, age 12
St Clair, Michigan · implied b. ~1918 — 3 household members
| Surname | Campbell |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
St.-Clair-County, Michigan
Son, age 22
St.-Clair-County, Michigan · implied b. ~1918 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Don R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | R |
| 1935 Residence (County) | St Clair |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 28 |
| Income (1939) | 0 |
| Highest Grade | C-2 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Donald Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ross Campbell (~0.92 confidence) and father Ross Campbell (~0.92 confidence) and father Gideon Campbell (~0.92 confidence) and mother Lillian Campbell (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ross Campbell
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Ross Campbell
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Gideon Campbell
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Lillian Campbell
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Campbell
Son · 1930 · age 12 · b. ~1918 · Michigan
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — St Clair, Michigan
Open full size
1930 US Federal Census — St Clair, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1024:0768)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Klein | 74 | Head | None | Michigan |
| 2 | Rose S. Klein | 42 | Daughter | None | Michigan |
| 3 | Carl A. Klein | 36 | Son | Farmer | Michigan |
| 4 | Florence L. Klein | 31 | Daughter | None | Michigan |
| 5 | William Cuthbertson | 61 | Head | Laborer | Michigan |
| 6 | Mary Cuthbertson | 49 | Wife | — | Michigan |
| 7 | Millard Cuthbertson | 25 | Son | Laborer | Michigan |
| 8 | Bernard J. Baker | 49 | Head | Salesman | Michigan |
| 9 | Mary R. Baker | 40 | Wife | None | Michigan |
| 10 | Robert J. Baker | 7 | Son | None | Michigan |
| 11 | Mary L. Baker | 6 | Daughter | None | Michigan |
| 12 | Chas S. Hubbert | 61 | Head | None | Michigan |
| 13 | Jessie R. Hubbert | 62 | Wife | None | Illinois |
| 14 | Nellie K. Manard | 70 | Sister-in-law | None | Ohio |
| 15 | Henry Schmutz | 60 | Head | None | Michigan |
| 16 | Elizabeth Schmutz | 48 | Wife | None | Canada English |
| 17 | William Mitchell | 53 | Head | Carpenter | Michigan |
| 18 | Delia Mitchell | 51 | Wife | — | Michigan |
| 19 | Russell Mitchell | 24 | Son | Painter | Michigan |
| 20 | Augusta Pablitzky | 67 | Head | None | Germany |
| 21 | James E. Potts | 58 | Head | None | Michigan |
| 22 | Angie E. Potts | 57 | Wife | None | Michigan |
| 23 | James H. Potts | 81 | Head | None | Canada English |
| 24 | Florence A. Potts | 49 | Daughter | None | Canada English |
| 25 | Edna C. Cole | 70 | Sister-in-law | Servant | Michigan |
| 26 | Lucy A. Harrow | 90 | Head | None | Michigan |
| 27 | William Kennedy | 72 | Nephew | None | Canada English |
| 28 | Marion Lenox | 17 | Servant | Servant | Michigan |
| 29 | Charles Brown | 42 | Head | Carpenter | Michigan |
| 30 | Mary Brown | 40 | Wife | None | Michigan |
| 31 | William Brown | 38 | Brother | Laborer | Michigan |
| 32 | Ross A. Campbell | 43 | Head | Sailor | Michigan |
| 33 | Lillian Campbell | 41 | Wife | None | Michigan |
| 34 | Donald Campbell THIS PERSON | 12 | Son | None | Michigan |
| 35 | Guy A. Kruger | 25 | Head | Contractor | Michigan |
| 36 | Lucile Kruger | 23 | Wife | None | Michigan |
| 37 | Earle M. Jadd | 46 | Head | Machinist | Michigan |
| 38 | Lucy W. Jadd | 44 | Wife | — | Michigan |
| 39 | Roy A. Elliott | 32 | Head | Animal Raising | Iowa |
| 40 | Hugh Cormack | 35 | Head | Gardner | Scotland |
| 41 | Georgina Cormack | 29 | Wife | Servant | Scotland |
| 42 | Elizabeth Munro | 27 | Sister-in-law | Servant | Scotland |
| 43 | Herson Smith | 22 | Head | Stenographer | Michigan |
| 44 | May D. Smith | 21 | Wife | None | Ohio |
| 45 | Fred Wentwig | 51 | Head | None | Michigan |
| 46 | Clara Wentwig | 39 | Wife | None | Michigan |
| 47 | Marjorie Wentwig | 8 | Daughter | None | Michigan |
| 48 | Edward Brabaw | 49 | Head | Farmer | Michigan |
| 49 | Minnie Brabaw | 46 | Wife | None | Michigan |
| 50 | Carl Malmstrom | 68 | Head | Farmer | Sweden |
Pedigree Summary
Donald
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)