JK
John Kaufman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Burleigh-County, North Dakota
Our Model Tree links this John Kaufman across the 1930 and 1940 US Censuses in Burleigh-County, North Dakota (XGBoost, ~Confirmed) — first a head (b.~1902), then head of a 8-person household.
Age 38
b. ~1902
Male
Head
Born: Switzerland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Burleigh-County, North Dakota |
| Surname | Kaufman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Switzerland |
| 1935 Residence (City) | Bismarck |
| 1935 Residence (County) | Burleigh |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Shoe maker |
| Industry | Own Shoe Store |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth Country | Switzerland |
| Birthplace (normalized) | switzerland |
| Occupation | Shoemaker |
| Township / Ward | Bismarck |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Donald Kaufman | Son | — | 3 | ~1937 |
| Magdelin Kaufman | Spouse | — | 31 | ~1909 |
| John Kaufman | Head | — | 38 | ~1902 |
| Arlette Kaufman | Daughter | — | 12 | ~1928 |
| Alice Kaufman | Daughter | — | 5 | ~1935 |
| Kenneth Kaufman | Son | — | 1 | ~1939 |
| Lorraine Kaufman | Daughter | — | 10 | ~1930 |
| Aldeen Kaufman | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Burleigh, North …
Head, age 29
Burleigh, North Dakota · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Switzerland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1922 |
| Age at First Marriage | 25 |
| Father's Birthplace | Switzerland |
| Mother's Birthplace | Switzerland |
| Occupation | Repairman |
| Industry | Shoe Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Birth Country | Switzerland |
| Birthplace (normalized) | switzerland |
1940
Burleigh-County, North …
Head, age 38
Burleigh-County, North Dakota · implied b. ~1902 — 8 household members
| Surname | Kaufman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Switzerland |
| 1935 Residence (City) | Bismarck |
| 1935 Residence (County) | Burleigh |
| Naturalization Status | Naturalized |
| Occupation | Shoe maker |
| Industry | Own Shoe Store |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth Country | Switzerland |
| Birthplace (normalized) | switzerland |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Kaufman
Head · 1940 · age 38 · b. ~1902 · North Dakota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Burleigh-County, North Dakota
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1940 US Federal Census — Burleigh-County, North Dakota
Page Contents
23 people indexed on this census page (nara:1940:m-t0627-02995-00464)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eva Glaser | 29 | Wife | — | North Dakota |
| 2 | Barbara Glaser | 8 | Daughter | — | North Dakota |
| 3 | Casper Glaser | 6 | Son | — | North Dakota |
| 4 | George L. Glaser | 4 | Son | — | North Dakota |
| 5 | Angeline Mae Glaser | 2 | Daughter | — | North Dakota |
| 6 | Darline Glaser | 0 | Daughter | — | North Dakota |
| 7 | Raymond Anderson | 51 | Head | Special Clerk | Minnesota |
| 8 | Annie Anderson | 31 | Wife | — | South Dakota |
| 9 | Ralph Anderson | 11 | Son | — | North Dakota |
| 10 | Sarah J. Anderson | 9 | Daughter | — | North Dakota |
| 11 | Doris Anderson | 7 | Daughter | — | North Dakota |
| 12 | Richard Anderson | 6 | Son | — | North Dakota |
| 13 | Gerald Anderson | 4 | Son | — | North Dakota |
| 14 | John Kaufman THIS PERSON | 38 | Head | Shoe Maker | Switzerland |
| 15 | Magdelin Kaufman | 31 | Wife | — | North Dakota |
| 16 | Arlette Kaufman | 12 | Daughter | — | North Dakota |
| 17 | Lorraine Kaufman | 10 | Daughter | — | North Dakota |
| 18 | Aldeen Kaufman | 7 | Daughter | — | North Dakota |
| 19 | Alice Kaufman | 5 | Daughter | — | North Dakota |
| 20 | Donald Kaufman | 3 | Son | — | North Dakota |
| 21 | Kenneth Kaufman | 1 | Son | — | North Dakota |
| 22 | Kenneth Carlson | 36 | Head | Milker | North Dakota |
| 23 | Valborg Carlson | 23 | Wife | — | Norway |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)