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John Kaufman — 1930 US Census Record
Model Tree available1930 United States Federal Census · Marshall, Indiana
Our Model Tree links this John Kaufman across the 1910, 1920 and 1930 US Censuses in Marshall, Indiana (XGBoost, ~Confirmed), with identified parents Fred & Eva — first a head (b.~1902), then head of a 7-person household.
Age 28
b. ~1902
Male
Head
Born: Indiana
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Marshall, Indiana |
| Surname | Kaufman |
| Given Name | John C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 21 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | Track Man |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12 |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Track Man |
| Township / Ward | Plymouth 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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| William Kaufman | Son | — | 4 | ~1926 |
| Julia Kaufman | Daughter | — | 7 | ~1923 |
| Arthur Kaufman | Son | — | 3 | ~1927 |
| Lowell Kaufman | Son | — | ~1930 | |
| Mariella Kaufman | Daughter | — | 6 | ~1924 |
| John Kaufman | Head | — | 28 | ~1902 |
| Gertrude Kaufman | Other | — | 31 | ~1899 |
Census Appearances
1910
Marshall, Indiana
Son, age 8
Marshall, Indiana · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | Johnnie A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Marshall, Indiana
Son, age 18
Marshall, Indiana · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Laborer |
| Industry | Hired Man |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marshall, Indiana
Head, age 28
Marshall, Indiana · implied b. ~1902 — 7 household members
| Surname | Kaufman |
| Given Name | John C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 21 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Track Man |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12 |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Kaufman across 3 US Census years (1910, 1920 and 1930) in Marshall, Indiana, using XGBoost record linkage. Identified parents: father Fred Kaufman (~0.92 confidence) and mother Eva Kaufman (~0.92 confidence) and mother Eva Kaufman (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Kaufman
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Eva Kaufman
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Eva Kaufman
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Kaufman
Head · 1930 · age 28 · b. ~1902 · Indiana
★ 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 — Marshall, Indiana
Open full size
1930 US Federal Census — Marshall, Indiana
Page Contents
50 people indexed on this census page (ia:1930:indianacensus00reel617:0607)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nellie Rivar | 28 | Wife-H | — | Illinois |
| 2 | Edwin Rivar | 1 | Son | — | Indiana |
| 3 | Robert R Head | 57 | Father-in-law | Salesman | Indiana |
| 4 | Billy Head | 11 | Brother-in-law | — | Indiana |
| 5 | John C Kaufman THIS PERSON | 28 | Head | Track Man | Indiana |
| 6 | Gertrude Kaufman | 31 | Wife-H | — | Indiana |
| 7 | Julia R Kaufman | 7 | Daughter | — | Indiana |
| 8 | Mariella Kaufman | 6 | Daughter | — | Indiana |
| 9 | William F Kaufman | 4 | Son | — | Indiana |
| 10 | Arthur E Kaufman | 3 | Son | — | Indiana |
| 11 | Lowell J Kaufman | 0 | Son | — | Indiana |
| 12 | Carl Mansen | 32 | Head | Inspector | Indiana |
| 13 | Marjorie Mansen | 32 | Wife-H | — | Indiana |
| 14 | Betty Mansen | 10 | Daughter | — | Indiana |
| 15 | Winford Mansen | 9 | Son | — | Indiana |
| 16 | James Mansen | 2 | Son | — | Indiana |
| 17 | Lloyd Girden | 31 | Head | Expressman | Indiana |
| 18 | Bonnie Girden | 26 | Wife-H | Clerk | Indiana |
| 19 | Alfred Garage | 29 | Head | Laborer | Indiana |
| 20 | Pearl Garage | 23 | Wife-H | — | Indiana |
| 21 | Betty J Garage | 3 | Daughter | — | Indiana |
| 22 | Donald A Garage | 0 | Son | — | Indiana |
| 23 | William Manswal | 55 | Head | Laborer | Indiana |
| 24 | Clara Manswal | 50 | Wife-H | — | Indiana |
| 25 | Lester Manswal | 19 | Son | Machinist | Kansas |
| 26 | Arnold Manswal | 15 | Son | — | Indiana |
| 27 | Kenneth Manswal | 11 | Son | — | Indiana |
| 28 | Mary Taber | 64 | Head | — | Ohio |
| 29 | Frank Taber | 40 | Son | Laborer | Indiana |
| 30 | Evan Shelby | 14 | Grandson | — | Indiana |
| 31 | Ernest Holm | 49 | Head | Metal Worker | Indiana |
| 32 | Mary Holm | 47 | Wife-H | — | Indiana |
| 33 | Julia R Holm | 15 | Daughter | — | Indiana |
| 34 | Laura M Holm | 13 | Daughter | — | Indiana |
| 35 | Margaret Wellman | 35 | Head | — | Pennsylvania |
| 36 | Jesse Long | 40 | Head | Laborer | Indiana |
| 37 | Lillie Long | 39 | Wife-H | — | Indiana |
| 38 | Orla Long | 20 | Son | — | Indiana |
| 39 | Enid Long | 19 | Daughter | Saleslady | Indiana |
| 40 | Violet Long | 15 | Daughter | — | Indiana |
| 41 | Helen Long | 13 | Daughter | — | Indiana |
| 42 | George Long | 9 | Son | — | Indiana |
| 43 | Ruth Long | 8 | Daughter | — | Indiana |
| 44 | Anna L Long | 6 | Daughter | — | Indiana |
| 45 | Phyllis J Long | 2 | Daughter | — | Indiana |
| 46 | Martha Fallis | 69 | Head | — | Ohio |
| 47 | Ernest Griswold | 46 | Head | Signal Man | Indiana |
| 48 | Lulu Griswold | 43 | Wife-H | — | Illinois |
| 49 | Howard Griswold | 14 | Son | — | Indiana |
| 50 | Warren Griswold | 9 | Son | — | Indiana |
Pedigree Summary
John
Gen 1 · 3 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)