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James Kerr — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Camden-County, New Jersey
Our Model Tree links this James Kerr across the 1930 and 1940 US Censuses in Camden-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1905), then head of a 7-person household.
Age 35
b. ~1905
Male
Son
Born: Scotland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Camden-County, New Jersey |
| Surname | Kerr |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Scotland |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Naturalization Status | Alien |
| Additional Details | |
| Occupation | Labor |
| Industry | Campbell's |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 968 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Labor |
| Township / Ward | Camden City |
| Est. Birth Year | ~1905 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Alexander Kerr | Son | — | 32 | ~1908 |
| James Kerr | Son | — | 35 | ~1905 |
| Margaret Kerr | Daughter | — | 26 | ~1914 |
| Alexander Kerr | Head | — | 63 | ~1877 |
| Mary Kerr | Spouse | — | 57 | ~1883 |
| Ann Kerr | Daughter | — | 22 | ~1918 |
| Frederick Kerr | Son | — | 16 | ~1924 |
Census Appearances
1930
Philadelphia, Pennsylvania
Other, age 25
Philadelphia, Pennsylvania · implied b. ~1905 — 47 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kerr |
| Given Name | James |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1921 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Attendant |
| Industry | Hospital |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Camden-County, New …
Son, age 35
Camden-County, New Jersey · implied b. ~1905 — 7 household members
| Surname | Kerr |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Scotland |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Naturalization Status | Alien |
| Occupation | Labor |
| Industry | Campbell's |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 968 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 James Kerr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Kerr
Son · 1940 · age 35 · b. ~1905 · New Jersey
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Sibling
Alexander Kerr
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Kerr
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Kerr
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Kerr
Sibling · 1940 · age 16
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
39 people indexed on this census page (nara:1940:m-t0627-02396-00464)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles S Kerr | 38 | Head | Burner | Scotland |
| 2 | Catherine Kerr | 34 | Wife | Seamstress | Pennsylvania |
| 3 | Adeline Kerr | 13 | Daughter | — | New Jersey |
| 4 | Walter Mckay | 23 | Brother-in-law | Painter | Pennsylvania |
| 5 | Jacob Herrington | 61 | Head | Painter | Pennsylvania |
| 6 | Emma Herrington | 60 | Wife | — | Pennsylvania |
| 7 | Walter Smith | 38 | Head | Painter | New Jersey |
| 8 | Florence Smith | 33 | Wife | — | New Jersey |
| 9 | Florence Smith | 14 | Daughter | — | New Jersey |
| 10 | James Smith | 12 | Son | — | New Jersey |
| 11 | Betty Smith | 9 | Daughter | — | New Jersey |
| 12 | Aaron Smith | 60 | Father | — | New Jersey |
| 13 | Emily Smith | 19 | Sister | Assembler | New Jersey |
| 14 | John Campbell | 58 | Head | Pipefitter | England |
| 15 | Lillian Campbell | 55 | Wife | — | New Jersey |
| 16 | John Campbell | 20 | Son | Engine Mechanic | New Jersey |
| 17 | Robert Campbell | 15 | Son | — | New Jersey |
| 18 | Thomas Campbell | 13 | Son | — | New Jersey |
| 19 | Alexander Kerr | 63 | Head | Carpenter | Scotland |
| 20 | Mary Kerr | 57 | Wife | — | Scotland |
| 21 | James Kerr THIS PERSON | 35 | Son | Labor | Scotland |
| 22 | Alexander Kerr | 32 | Son | Janitor | Scotland |
| 23 | Margaret Kerr | 26 | Daughter | Biller | Scotland |
| 24 | Ann Kerr | 22 | Daughter | Preparatory | Scotland |
| 25 | Frederick Kerr | 16 | Son | — | New Jersey |
| 26 | Elizabeth Thorne | 45 | Head | Pharmacist | New Jersey |
| 27 | Ethel Lee | 55 | Lodger | Principal | New Jersey |
| 28 | Howard Chester | 41 | Head | Accountant | New Jersey |
| 29 | Alice Chester | 41 | Wife | — | New Jersey |
| 30 | Louise Chester | 18 | Daughter | Stenographer | New Jersey |
| 31 | James Green | 43 | Head | Supervisor | New Jersey |
| 32 | Jennie Green | 40 | Wife | — | New Jersey |
| 33 | Mary Green | 18 | Daughter | Clerk | New Jersey |
| 34 | Elizabeth Green | 16 | Daughter | New Worker | New Jersey |
| 35 | James Green | 14 | Son | — | New Jersey |
| 36 | William Green | 11 | Son | — | New Jersey |
| 37 | Joan Green | 9 | Daughter | — | New Jersey |
| 38 | John Green | 7 | Son | — | New Jersey |
| 39 | Herbert Williams | 55 | Head | Foreman | 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)