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John Corcoran — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this John Corcoran across the 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Corcoran |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Englewood |
| 1935 Residence (County) | Bergen |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Englewood |
| Est. Birth Year | ~1928 |
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 |
|---|---|---|---|---|
| Margaret Corcoran | Spouse | — | 43 | ~1897 |
| John Corcoran | Son | — | 12 | ~1928 |
| Edward Corcoran | Son | — | 16 | ~1924 |
| William Corcoran | Head | — | 45 | ~1895 |
| Bernice Corcoran | Daughter | — | 20 | ~1920 |
| William Corcoran | Son | — | 17 | ~1923 |
| Margaret Corcoran | Daughter | — | 22 | ~1918 |
Census Appearances
1930
Essex, New …
Son, age 1
Essex, New Jersey · implied b. ~1929 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Corcoran |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Bergen-County, New …
Son, age 12
Bergen-County, New Jersey · implied b. ~1928 — 7 household members
| Surname | Corcoran |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Englewood |
| 1935 Residence (County) | Bergen |
| Highest Grade | 6 |
| 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 Corcoran across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Corcoran
Son · 1940 · age 12 · b. ~1928 · New Jersey
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Sibling
Margaret Corcoran
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Corcoran
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Corcoran
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Corcoran
Sibling · 1940 · age 17
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-t0627-02306-00861)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bertram Churchill | 41 | Head | Chauffeur | England |
| 2 | Julia Churchill | 42 | Wife | — | New Jersey |
| 3 | Bertram Jr. Churchill | 23 | Son | Mechanic | New Jersey |
| 4 | Charles J. Churchill | 21 | Son | New Worker | New Jersey |
| 5 | Carl J. Carlson | 51 | Head | Carpenter | Sweden |
| 6 | Helen Carlson | 46 | Wife | — | New Jersey |
| 8 | Oscar Ireland | 65 | Head | Carpenter | New York |
| 9 | Karen Ireland | 70 | Wife | — | Denmark |
| 10 | Alvin Pearson | 38 | Head | Artist | Missouri |
| 11 | Florence Pearson | 37 | Wife | — | Missouri |
| 12 | Mark S. Pearson | 11 | Son | — | Missouri |
| 13 | John A. Pearson | 8 | Son | — | Missouri |
| 14 | Andrea Pearson | 3 | Daughter | — | New Jersey |
| 15 | Grace L. Russel | 70 | Lodger | — | New York |
| 16 | William Corcoran | 45 | Head | Clerk | New Jersey |
| 17 | Margaret Corcoran | 43 | Wife | — | New York |
| 18 | Margaret Corcoran | 22 | Daughter | Clerk | New Jersey |
| 19 | Bernice Corcoran | 20 | Daughter | — | New Jersey |
| 20 | William Corcoran | 17 | Son | — | New Jersey |
| 21 | Edward Corcoran | 16 | Son | — | New Jersey |
| 22 | John Corcoran THIS PERSON | 12 | Son | — | New Jersey |
| 24 | Edward Truelove | 46 | Head | Captain | New Jersey |
| 25 | Louise Truelove | 41 | Wife | — | New Jersey |
| 26 | Dorothy Truelove | 17 | Daughter | — | New Jersey |
| 27 | Robert Truelove | 15 | Son | — | New Jersey |
| 28 | Rose Mc Loughlin | 61 | Head | Laundress | Free State Ireland |
| 29 | Francis Carr | 41 | Head | Tavern Owner | Free State Ireland |
| 30 | Catherine Carr | 32 | Wife | — | Free State Ireland |
| 31 | Mary T. Carr | 7 | Daughter | — | New Jersey |
| 32 | John J. Carr | 5 | Son | — | New Jersey |
| 33 | Frances R. Carr | 2 | Daughter | — | New Jersey |
| 34 | Charles J. Baldwin | 50 | Head | Care Taker | New York |
| 35 | Ima Baldwin | 51 | Wife | — | Finland |
| 36 | Richard A. Baldwin | 24 | Son | Collector | New Jersey |
| 37 | Patrick J. Cummins | 33 | Head | Salesman | Free State Ireland |
| 38 | Elizabeth Cummins | 32 | Wife | — | Free State Ireland |
| 39 | Charles J. Cummins | 3 | Son | — | 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)