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John Slater — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Laporte-County, Indiana
Our Model Tree links this John Slater across the 1930 and 1940 US Censuses in Laporte-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Laporte-County, Indiana |
| Surname | Slater |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | La Porte City |
| 1935 Residence (County) | La Porte |
| Additional Details | |
| Occupation | Spinner |
| Industry | Woolen Mill |
| Class of Worker | PW |
| Hours Worked | 27 |
| Income (1939) | 800 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Spinner |
| Township / Ward | La Porte City |
| Est. Birth Year | ~1908 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| George Slater | Son | — | 6 | ~1934 |
| Bernice Slater | Spouse | — | 32 | ~1908 |
| John Slater | Head | — | 32 | ~1908 |
| Dorothy Slater | Daughter | — | 9 | ~1931 |
| Donald Slater | Son | — | 10 | ~1930 |
Census Appearances
1930
Laporte, Indiana
Other, age 22
Laporte, Indiana · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Slater |
| Given Name | John H. |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 20 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Spinner |
| Industry | Woolen Mills |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Laporte-County, Indiana
Head, age 32
Laporte-County, Indiana · implied b. ~1908 — 5 household members
| Surname | Slater |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | La Porte City |
| 1935 Residence (County) | La Porte |
| Occupation | Spinner |
| Industry | Woolen Mill |
| Class of Worker | PW |
| Hours Worked | 27 |
| Income (1939) | 800 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Slater across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Slater
Head · 1940 · age 32 · b. ~1908 · Indiana
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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 — Laporte-County, Indiana
Open full size
1940 US Federal Census — Laporte-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01069-00067)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Le Roy Wood | 5 | Son | — | Indiana |
| 2 | John Magdziarczyk | 58 | Head | Moulder | Poland |
| 3 | Sophia Magdziarczyk | 53 | Wife | — | Poland |
| 4 | Pauline Magdziarczyk | 20 | Daughter | Saleslady | Indiana |
| 5 | Joseph Magdziarczyk | 37 | Son | Inspector | Illinois |
| 6 | Mary Magdziarczyk | 27 | Daughter | Weaver | Indiana |
| 7 | Sally Magdziarczyk | 3 | Granddaughter | — | Indiana |
| 8 | Ray Magley | 30 | Head | Punch Press | Indiana |
| 9 | Yolanda Magley | 25 | Wife | — | Illinois |
| 10 | Darlene Magley | 4 | Daughter | — | Indiana |
| 11 | John Slater THIS PERSON | 32 | Head | Spinner | Indiana |
| 12 | Bernice Slater | 32 | Wife | — | Connecticut |
| 13 | Donald Slater | 10 | Son | — | Indiana |
| 14 | Dorothy Slater | 9 | Daughter | — | Indiana |
| 15 | George Slater | 6 | Son | — | Indiana |
| 16 | John Metz | 37 | Head | Pipeline Man | Indiana |
| 17 | Bernice Metz | 24 | Wife | — | Indiana |
| 18 | Lillian Metz | 1 | Daughter | — | Indiana |
| 19 | William Buffum | 63 | Head | Watchman | Michigan |
| 20 | Ralph Buffum | 23 | Son | Tree Surgery | Illinois |
| 21 | Margaret Buffum | 20 | Daughter | — | Indiana |
| 22 | Joseph Brenda | 32 | Head | Flusher | Pennsylvania |
| 23 | Bernice Brenda | 30 | Wife | Floor Help | Pennsylvania |
| 24 | Loretta Brenda | 9 | Daughter | — | Indiana |
| 25 | Paul Shelby | 50 | Head | Shaping Foreman | Indiana |
| 26 | Helen Shelby | 50 | Wife | — | Illinois |
| 27 | Ferdina Shelby | 22 | Daughter | Saleslady | Indiana |
| 28 | Eleanora Shelby | 20 | Daughter | Cashier | Indiana |
| 29 | Richard Shelby | 18 | Son | Cutter | Indiana |
| 30 | Wilbur Shelby | 15 | Son | — | Indiana |
| 31 | Helen Morgan | 46 | Head | — | Illinois |
| 32 | Irene Morgan | 13 | Daughter | — | Indiana |
| 33 | Frederick Morgan | 8 | Son | — | Indiana |
| 34 | Margaret Morgan | 6 | Daughter | — | Indiana |
| 35 | Halley Haine | 24 | Lodger | Punch Press | Tennessee |
| 36 | Walter Lawson | 35 | Head | Sticker Hand | New York |
| 37 | Isabel Lawson | 36 | Wife | — | Michigan |
| 38 | Robert Lawson | 11 | Son | — | Indiana |
| 39 | Marilyn Lawson | 7 | Daughter | — | Indiana |
| 40 | Shirley Lawson | 4 | Daughter | — | Indiana |
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)