DC
Donald Campbell — 1930 US Census Record
Model Tree available1930 United States Federal Census · Marion, Indiana
Our Model Tree links this Donald Campbell across the 1910, 1920 and 1930 US Censuses in Marion, Indiana (XGBoost, ~Confirmed), with identified parents Bertha & Fred — first a son (b.~1902), then head of a 5-person household.
Age 28
b. ~1902
Male
Son
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Marion, Indiana |
| Surname | Campbell |
| Given Name | Donald G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | civil eng |
| Industry | State |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Civil Eng |
| Township / Ward | Indianapolis City |
| Est. Birth Year | ~1902 |
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 1930 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Marion Campbell | Son | — | 18 | ~1912 |
| Donald Campbell | Son | — | 28 | ~1902 |
| George Campbell | Son | — | 24 | ~1906 |
| Fred Campbell | Head | — | 54 | ~1876 |
| Bertha Campbell | Spouse | — | 54 | ~1876 |
Census Appearances
1910
Marion, Indiana
Son, age 8
Marion, Indiana · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Marion, Indiana
Son, age 17
Marion, Indiana · implied b. ~1903 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | News Route |
| Industry | Own Route |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Marion, Indiana
Son, age 28
Marion, Indiana · implied b. ~1902 — 5 household members
| Surname | Campbell |
| Given Name | Donald G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | civil eng |
| Industry | State |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Donald Campbell across 3 US Census years (1910, 1920 and 1930) in Marion, Indiana, using XGBoost record linkage. Identified parents: mother Bertha Campbell (~0.92 confidence) and father Fred Campbell (~0.92 confidence) and father Fred Campbell (~0.92 confidence) and father Frederick Campbell (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Bertha Campbell
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Fred Campbell
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Fred Campbell
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Frederick Campbell
b. ~1876
Source father
● Household
· direct · ~0.92
This person
Anchor record
Donald Campbell
Son · 1930 · age 28 · b. ~1902 · Indiana
★ You are viewing this record
Sibling
George Campbell
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Campbell
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Marion, Indiana
Open full size
1930 US Federal Census — Marion, Indiana
Page Contents
27 people indexed on this census page (ia:1930:indianacensus00reel607:0356)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George A Reis | 50 | Head | Fireman | Indiana |
| 2 | Stella M Reis | 47 | Wife | None | Indiana |
| 3 | Lillie F Reis | 26 | Daughter | Power Machine | Indiana |
| 4 | Edward S Reis | 24 | Son | Power Machine | Indiana |
| 5 | Greta B Reis | 21 | Daughter | Clerk | Indiana |
| 6 | Arthur Jamison | 33 | Head | Baker | Indiana |
| 7 | Ruth Jamison | 24 | Wife | None | Indiana |
| 8 | Donald E Jamison | 1 | Son | None | Indiana |
| 9 | Nancy Jamison | 77 | Mother | None | Indiana |
| 10 | Fred M Campbell | 54 | Head | Brick Mason | Indiana |
| 11 | Bertha Campbell | 54 | Wife | None | Indiana |
| 12 | Donald G Campbell THIS PERSON | 28 | Son | Civil Eng | Ohio |
| 13 | George H Campbell | 24 | Son | None | Indiana |
| 14 | Marion E Campbell | 18 | Son | Clerk | Indiana |
| 15 | Fred R Counts | 46 | Head | Salesman | Ohio |
| 16 | Rose E Counts | 44 | Wife | None | Germany |
| 17 | Louis Rayman | 37 | Head | Machinist | Serbia |
| 18 | Jessie Rayman | 36 | Wife | None | Indiana |
| 19 | Paul W Rayman | 16 | Son | None | Indiana |
| 20 | Rose E Rayman | 15 | Daughter | None | Indiana |
| 21 | Joseph Rayman | 14 | Son | None | Indiana |
| 22 | Dorothy Rayman | 11 | Daughter | None | Indiana |
| 23 | Helen R Rayman | 5 | Daughter | None | Indiana |
| 24 | Carrie Watkins | 57 | Head | None | Indiana |
| 25 | George Kutche | 41 | Boarder | None | Indiana |
| 26 | Paul Curtis | 26 | Head | Repairman | Indiana |
| 27 | Carrie Curtis | 26 | Wife | None | Indiana |
Related Census Records
Pedigree Summary
Donald + 2 siblings
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)