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John Knox — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Camden-County, New Jersey
Our Model Tree links this John Knox across the 1930 and 1940 US Censuses in Camden-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 7-person household.
Age 18
b. ~1922
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Camden-County, New Jersey |
| Surname | Knox |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Additional Details | |
| Occupation | Laborer |
| Industry | Leather Industry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 201 |
| Highest Grade | No 9 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Laborer |
| Township / Ward | Camden City |
| Est. Birth Year | ~1922 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Knox | Son | — | 18 | ~1922 |
| James Knox | Son | — | 11 | ~1929 |
| Helen Knox | Spouse | — | 36 | ~1904 |
| Francis Knox | Son | — | 15 | ~1925 |
| Edith Knox | Daughter | — | 8 | ~1932 |
| John Knox | Head | — | 38 | ~1902 |
| Matthew Knox | Son | — | 13 | ~1927 |
Census Appearances
1930
Camden, New …
Son, age 9
Camden, New Jersey · implied b. ~1921 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knox |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Pennsylvania |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Camden-County, New …
Son, age 18
Camden-County, New Jersey · implied b. ~1922 — 7 household members
| Surname | Knox |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Occupation | Laborer |
| Industry | Leather Industry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 201 |
| Highest Grade | No 9 |
| 1935 Residence | Same place |
| 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 Knox across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Knox
Son · 1940 · age 18 · b. ~1922 · New Jersey
★ You are viewing this record
Sibling
Francis Knox
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Knox
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Knox
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matthew Knox
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Camden-County, New Jersey
Open full size
1940 US Federal Census — Camden-County, New Jersey
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-02393-00061)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Hassman | 54 | Head | Waitress | Pennsylvania |
| 2 | Mary Gaylord | 32 | Daughter | Waitress | New Jersey |
| 3 | Carrie Gaylord | 13 | Granddaughter | — | New Jersey |
| 4 | John Gaylord | 9 | Grandson | — | New Jersey |
| 5 | Stanley Baldwin | 41 | Head | Rigger | New Jersey |
| 6 | Mary Baldwin | 40 | Wife | — | New Jersey |
| 7 | John Kuntz | 20 | Step-son | Mechanic | New Jersey |
| 8 | Mary Alice Kuntz | 18 | Step-daughter | Laborer | New Jersey |
| 9 | Ethel Kuntz | 16 | Step-daughter | Printer | New Jersey |
| 10 | William Kuntz | 14 | Step-son | — | New Jersey |
| 11 | Eric Luisi | 33 | Head | Laborer | New Jersey |
| 12 | Marie Luisi | 29 | Wife | — | New Jersey |
| 13 | Elizabeth Luisi | 7 | Daughter | — | New Jersey |
| 14 | Joan Luisi | 6 | Daughter | — | New Jersey |
| 15 | Shirley Luisi | 5 | Daughter | — | New Jersey |
| 16 | Edward Luisi | 4 | Daughter | — | New Jersey |
| 17 | Marie Luisi | 2 | Daughter | — | New Jersey |
| 18 | Daniel D. Carroll | 36 | Head | Laborer | New Jersey |
| 19 | Loretta Carroll | 26 | Wife | — | New Jersey |
| 20 | Daniel Carroll | 3 | Son | — | New Jersey |
| 21 | Dorothy Carroll | 1 | Daughter | — | New Jersey |
| 25 | Felix Barrett Corlin | 52 | Head | Oil Burner Mechanic | New Jersey |
| 26 | Harriett Corlin | 50 | Wife | — | Pennsylvania |
| 27 | Lillie Wohlforth | 44 | Head | Proprietress | Pennsylvania |
| 28 | Andrew Cohan | 47 | Head | Woodworker | New Jersey |
| 29 | Charles Baskill | 62 | Boarder | — | New Jersey |
| 30 | Carlo Richter | 42 | Head | Crane Operator | Michigan |
| 31 | Helen Richter | 37 | Wife | — | Pennsylvania |
| 32 | Ellen Scenario | 29 | Head | — | New Jersey |
| 33 | Charles Scenario | 10 | Son | — | New Jersey |
| 34 | John Knox | 38 | Head | Woodworker | Delaware |
| 35 | Helen Knox | 36 | Wife | — | Pennsylvania |
| 36 | John Knox THIS PERSON | 18 | Son | Laborer | New Jersey |
| 37 | Francis Knox | 15 | Son | New Worker | New Jersey |
| 38 | Matthew Knox | 13 | Son | — | New Jersey |
| 39 | James Knox | 11 | Son | — | New Jersey |
| 40 | Edith Knox | 8 | Daughter | — | New Jersey |
Related Census Records
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)