JK
John Kruse — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Kruse across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1858), then head of a 2-person household.
Age 82
b. ~1858
Male
Head
Born: Germany
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Kruse |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 82 |
| Marital Status | Widowed |
| Birthplace | Germany |
| 1935 Residence (City) | Chicago, Ill. |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same home |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | Chicago Ill |
| Est. Birth Year | ~1858 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Kruse | Head | — | 82 | ~1858 |
| Arthur Kruse | Son | — | 42 | ~1898 |
Census Appearances
1920
Cook, Illinois
Head, age 57
Cook, Illinois · implied b. ~1863 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Krause |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Germany |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Sign Painter |
| Industry | Shop |
| Class of Worker | O |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1930
Cook, Illinois
Head, age 71
Cook, Illinois · implied b. ~1859 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Krause |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1881 |
| Age at First Marriage | 27 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Watchman |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Value / Rent | 9000 |
| Veteran | No |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Cook-County, Illinois
Head, age 82
Cook-County, Illinois · implied b. ~1858 — 2 household members
| Surname | Kruse |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 82 |
| Marital Status | Widowed |
| Birthplace | Germany |
| 1935 Residence (City) | Chicago, Ill. |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same home |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 Kruse across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Kruse
Head · 1940 · age 82 · b. ~1858 · Illinois
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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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00989-00037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Madeline Franker | 30 | Wife | Labeling | Illinois |
| 2 | William Schroeder | 27 | Head | Proprietor | Illinois |
| 3 | Anna Schroeder | 33 | Wife | — | Illinois |
| 4 | Paul Guaciardo | 15 | Son | — | Illinois |
| 5 | Olaf Alexander | 33 | Head | Elevator Operator | Alabama |
| 6 | Estelle Alexander | 29 | Wife | Book Binder | Indiana |
| 7 | Allan A. Davidson | 58 | Head | Engineer | Canada English |
| 8 | Julia Davidson | 60 | Wife | — | New York |
| 9 | Byron A. Schiller | 24 | Nephew | Clerical | Illinois |
| 10 | Peter Richier | 33 | Head | Painter | Louisiana |
| 11 | Elnore Richier | 35 | Wife | — | Italy |
| 12 | Shirley Richier | 9 | Daughter | — | Illinois |
| 13 | Marilyn Richier | 6 | Daughter | — | Illinois |
| 14 | Caryl Richier | 0 | Daughter | — | Illinois |
| 15 | Joseph Centaich | 48 | Head | Janitor | Yugoslavia |
| 16 | Julia Centaich | 40 | Wife | Power Sewing | Yugoslavia |
| 17 | Alice Centaich | 17 | Daughter | — | Pennsylvania |
| 18 | Frank Centaich | 16 | Son | — | Pennsylvania |
| 19 | Clara Matthes | 74 | Head | — | Germany |
| 20 | Walter Pankiewicz | 47 | Head | Moulder | Poland |
| 21 | Antoinette Pankiewicz | 43 | Wife | — | Germany |
| 22 | Stanley Pankiewicz | 15 | Son | — | Illinois |
| 23 | Anthony Pankiewicz | 14 | Son | — | Illinois |
| 24 | Edward Pankiewicz | 13 | Son | — | Illinois |
| 25 | Helen Pankiewicz | 11 | Daughter | — | Illinois |
| 26 | Ralph W. Shonk | 52 | Head | Linotype Operator | Iowa |
| 27 | Elizabeth Shonk | 48 | Wife | Trimmer | California |
| 28 | Rose Saccataro | 53 | Head | — | Italy |
| 29 | Carmilla Saccataro | 20 | Daughter | Attendant | Italy |
| 30 | Frank Saccataro | 12 | Son | — | New York |
| 31 | Victoria Saccataro | 9 | Daughter | — | Illinois |
| 32 | August Kucker | 44 | Head | Machinist | Illinois |
| 33 | Anna Kucker | 42 | Wife | — | Illinois |
| 34 | Mae Kucker | 24 | Daughter | Inspector | Illinois |
| 35 | Edwin Kucker | 18 | Son | Binder | Illinois |
| 36 | Jeanne Kucker | 11 | Daughter | — | Illinois |
| 37 | John Kruse THIS PERSON | 82 | Head | — | Germany |
| 38 | Arthur Kruse | 42 | Son | Laborer | Illinois |
| 39 | Helen Pietras | 47 | Head | Shirt Operator | Poland |
| 40 | Thaddeus Pietras | 18 | Son | Helper | Illinois |
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)