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John Slater — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hunterdon-County, New Jersey
Our Model Tree links this John Slater across the 1930 and 1940 US Censuses in Hunterdon-County, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1911), then head of a 5-person household.
Age 29
b. ~1911
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hunterdon-County, New Jersey |
| Surname | Slater |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Flemington |
| 1935 Residence (County) | Hunterdon |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Hours Worked | 26 |
| Income (1939) | 535 |
| Highest Grade | No 7 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Laborer |
| Township / Ward | Raritan Township |
| Est. Birth Year | ~1911 |
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 |
|---|---|---|---|---|
| Joan Slater | Daughter | — | 5 | ~1935 |
| John Slater | Head | — | 29 | ~1911 |
| Mildred Slater | Daughter | — | 6 | ~1934 |
| Lillian Slater | Daughter | — | 2 | ~1938 |
| Mildred Slater | Spouse | — | 25 | ~1915 |
Census Appearances
1930
Somerset, New …
Son, age 18
Somerset, New Jersey · implied b. ~1912 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sloter |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Germany |
| Occupation | Laborer |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hunterdon-County, New …
Head, age 29
Hunterdon-County, New Jersey · implied b. ~1911 — 5 household members
| Surname | Slater |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Flemington |
| 1935 Residence (County) | Hunterdon |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Hours Worked | 26 |
| Income (1939) | 535 |
| Highest Grade | No 7 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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.
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This person
Anchor record
John Slater
Head · 1940 · age 29 · b. ~1911 · New Jersey
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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 — Hunterdon-County, New Jersey
Open full size
1940 US Federal Census — Hunterdon-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02355-00820)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Jane Vandervort | 14 | Daughter | — | New Jersey |
| 2 | Herbert Vandervort | 2 | Son | — | New Jersey |
| 3 | William Pelonchik | 55 | Head | Farmer | Austria |
| 4 | Olga Pelonchik | 55 | Wife | — | Austria |
| 5 | Andrew Pelonchik | 31 | Son | Laborer | Austria |
| 6 | Alex Pupka | 45 | Boarder | Laborer | Roumania |
| 7 | John Slater THIS PERSON | 29 | Head | Laborer | New Jersey |
| 8 | Mildred Slater | 25 | Wife | — | New Jersey |
| 9 | Mildred Slater | 6 | Daughter | — | New Jersey |
| 10 | Joan Slater | 5 | Daughter | — | New Jersey |
| 11 | Lillian Slater | 2 | Daughter | — | New Jersey |
| 12 | Howard H. Case | 29 | Head | Farmer | New Jersey |
| 13 | Libby Case | 28 | Wife | Teacher | New Jersey |
| 14 | Ella B. Case | 71 | Mother | — | New Jersey |
| 15 | William Eick | 46 | Head | Farmer | New Jersey |
| 16 | Mary Eick | 44 | Wife | — | New Jersey |
| 17 | Julius H. Eick | 17 | Son | Laborer | New Jersey |
| 18 | Elizabeth Eick | 13 | Daughter | — | New Jersey |
| 19 | Frank Gregor | 24 | Head | Truck | New Jersey |
| 20 | Eleanor Gregor | 27 | Wife | — | New Jersey |
| 21 | Mary Hrubos | 44 | Head | Farmer | Austria |
| 22 | Joseph Hrubos | 22 | Son | Laborer | New Jersey |
| 23 | William Hrubos | 18 | Son | Laborer | New York |
| 24 | Irene Hrubos | 15 | Daughter | — | New Jersey |
| 25 | John Hrubos | 9 | Son | — | New Jersey |
| 26 | Sebastian John Hrubos | 55 | Brother | — | Austria |
| 27 | Elias E. Williams | 70 | Head | — | England |
| 28 | Rosina Williams | 70 | Wife | — | England |
| 29 | Maud Williams | 45 | Daughter | — | New Jersey |
| 30 | Edward Schering | 38 | Head | — | New York |
| 31 | Marian Schering | 35 | Wife | — | Indiana |
| 32 | Marshall Hinkel | 35 | Head | Butcher | Pennsylvania |
| 33 | Mary Hinkel | 31 | Wife | — | New Jersey |
| 34 | Barbara Hinkel | 7 | Daughter | — | New Jersey |
| 35 | Anthony Madolny | 30 | Head | Electrician | New Jersey |
| 36 | Ann Madolny | 27 | Wife | — | New Jersey |
| 37 | Raymond Madolny | 5 | Son | — | New Jersey |
| 38 | Carol Madolny | 2 | Daughter | — | New Jersey |
| 39 | Harold Francioli | 27 | Head | Laborer | New Jersey |
| 40 | Catherine Francioli | 23 | Wife | — | New Jersey |
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)