JC
John Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this John Campbell across the 1920, 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed), with identified parents James & Arnold — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Campbell |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Bergenfield Boro |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Savings Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Bookkeeper |
| Township / Ward | Bergenfield Boro |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| James Campbell | Head | — | 61 | ~1879 |
| William Campbell | Son | — | 27 | ~1913 |
| John Campbell | Son | — | 23 | ~1917 |
| Elizabeth Campbell | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Passaic, New …
Son, age 2
Passaic, New Jersey · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Passaic, New …
Son, age 12
Passaic, New Jersey · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Bergen-County, New …
Son, age 23
Bergen-County, New Jersey · implied b. ~1917 — 4 household members
| Surname | Campbell |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Bergenfield Boro |
| Occupation | Bookkeeper |
| Industry | Savings Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 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 Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Campbell (~0.92 confidence) and father Arnold Campbell (~0.92 confidence) and mother Mary Campbell (~0.92 confidence) and mother Elizabeth Campbell (~0.92 confidence) and mother Mary Clark (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Campbell
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Arnold Campbell
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Mary Campbell
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Campbell
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Campbell
Son · 1940 · age 23 · b. ~1917 · New Jersey
★ You are viewing this record
Sibling
William Campbell
Sibling · 1940 · age 27
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 — Bergen-County, New Jersey
Open full size
1940 US Federal Census — Bergen-County, New Jersey
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-02304-00117)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward J. Mcquirk | 46 | Head | Priest | New Jersey |
| 2 | Mary Carberry | 58 | Housekeeper | Housekeeper | Ireland |
| 3 | Leo Clara Mcardle | 49 | Head | Teacher | Maryland |
| 4 | Doris Mcardle | 49 | Assistant | Teacher | Maryland |
| 5 | Claudia Mcardle | 32 | Assistant | Teacher | Pennsylvania |
| 6 | Ursula Mcardle | 29 | Assistant | Teacher | Pennsylvania |
| 7 | Ermina Mcardle | 26 | Assistant | Teacher | Pennsylvania |
| 8 | Charlotte Mcardle | 27 | Assistant | Teacher | Maryland |
| 9 | Margaret Mcardle | 37 | Assistant | Teacher | Massachusetts |
| 10 | Magdaleta Mcardle | 25 | Assistant | Teacher | Maryland |
| 11 | Anselma Mcardle | 37 | Assistant | Housekeeper | Pennsylvania |
| 14 | Raymond J. Burghard | 50 | Head | R. E. Broker | New Jersey |
| 15 | Elsie A. Burghard | 52 | Wife | — | Massachusetts |
| 16 | Beatrice E. Burghard | 23 | Daughter | Salesgirl | New Jersey |
| 17 | Harold Burghard | 32 | Son | Const. Engineer | New Jersey |
| 18 | Rose Mary Burghard | 27 | Daughter in law | — | New York |
| 19 | Raymond M. Burghard | 4 | Grandson | — | New Jersey |
| 20 | Robert G. Burghard | 1 | Grandson | — | New Jersey |
| 21 | Edwin L. Brady | 45 | Head | Author | New York |
| 22 | Ethel H. Brady | 43 | Wife | — | New York |
| 23 | Edwin N. Brady | 20 | Son | — | New York |
| 24 | Marion L. Brady | 19 | Daughter | Student | New York |
| 25 | Louise P. Brady | 13 | Daughter | — | New Jersey |
| 26 | Rudolph Braun | 66 | Head | Teacher | Germany |
| 27 | Valeska Braun | 66 | Wife | — | Germany |
| 28 | James Campbell | 61 | Head | Painter | Scotland |
| 29 | Elizabeth Campbell | 51 | Wife | — | North Ireland |
| 30 | William J. Campbell | 27 | Son | Trader | New Jersey |
| 31 | John M. Campbell THIS PERSON | 23 | Son | Bookkeeper | New Jersey |
| 32 | Margaret M. Waters | 56 | Head | — | New York |
| 33 | Harold Springsteel | 28 | Son in law | Chauffeur-Helper | New Jersey |
| 34 | Margaret M. Springsteel | 25 | Daughter | — | Massachusetts |
| 35 | Harold Springsteel | 0 | Grandson | — | New Jersey |
| 36 | John R. Burton | 76 | Head | — | New York |
| 37 | Mary Burton | 56 | Wife | — | New York |
| 38 | Edith Burton | 24 | Daughter | — | New Jersey |
| 39 | Grace Brophy | 35 | Stepdaughter | Stenographer | New Jersey |
Pedigree Summary
John + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)