JC
John Cullen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this John Cullen across the 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Cullen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | S 5 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Newark |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Cullen | Spouse | — | 39 | ~1901 |
| James Cullen | Head | — | 48 | ~1892 |
| Theresa Cullen | Daughter | — | 2 | ~1938 |
| Eileen Cullen | Daughter | — | 6 | ~1934 |
| Margaret Cullen | Daughter | — | 4 | ~1936 |
| William Cullen | Son | — | 11 | ~1929 |
| John Cullen | Son | — | 12 | ~1928 |
| James Cullen | Son | — | 7 | ~1933 |
Census Appearances
1930
Essex, New …
Son, age 2
Essex, New Jersey · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cullin |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Son, age 12
Essex-County, New Jersey · implied b. ~1928 — 8 household members
| Surname | Cullen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Highest Grade | S 5 |
| 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 Cullen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Cullen
Son · 1940 · age 12 · b. ~1928 · New Jersey
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Sibling
James Cullen
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Cullen
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Cullen
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Cullen
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Cullen
Sibling · 1940 · age 2
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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02421-00196)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eugene Fabio | 8 | Son | — | New Jersey |
| 42 | Henry Olencki | 26 | Head | Welder | New Jersey |
| 43 | Dorothy Olencki | 26 | Wife | 0 | New Jersey |
| 44 | Judith Olencki | 1 | Daughter | — | New Jersey |
| 45 | Joseph Olencki | 55 | Head | Blacksmith | Poland |
| 46 | Mary Olencki | 46 | Wife | 0 | Poland |
| 47 | Theodore Olencki | 21 | Son | Apprentice Fireman | New Jersey |
| 48 | Eugene Olencki | 11 | Son | — | New Jersey |
| 49 | Frank Petrie | 41 | Head | Truck Driver & Mechanic | New Jersey |
| 50 | Frances Petrie | 31 | Wife | 0 | New Jersey |
| 51 | Frank Petrie | 11 | Son | — | New Jersey |
| 52 | Loretta Petrie | 6 | Daughter | — | New Jersey |
| 53 | Ronald Petrie | 3 | Son | — | New Jersey |
| 54 | Constantine Tsirikos | 50 | Head | Proprietor | Greece |
| 55 | Helen Tsirikos | 37 | Wife | 0 | Greece |
| 56 | Angelo Tsirikos | 21 | Son | Manager | New Jersey |
| 57 | Olga Tsirikos | 19 | Daughter | Secretary | New Jersey |
| 58 | Susan Tsirikos | 18 | Daughter | 0 | New Jersey |
| 59 | George Tsirikos | 16 | Son | 0 | New Jersey |
| 60 | Nicholas Tsirikos | 15 | Son | 0 | New Jersey |
| 61 | James Cullen | 48 | Head | Grave Digger | Penn. |
| 62 | Margaret Cullen | 39 | Wife | 0 | Eire |
| 63 | John Cullen THIS PERSON | 12 | Son | — | New Jersey |
| 64 | William Cullen | 11 | Son | — | New Jersey |
| 65 | James Cullen | 7 | Son | — | New Jersey |
| 66 | Eileen Cullen | 6 | Daughter | — | New Jersey |
| 67 | Margaret Cullen | 4 | Daughter | — | New Jersey |
| 68 | Theresa Cullen | 2 | Daughter | — | New Jersey |
| 69 | Carl A. Heintz | 31 | Head | Chief Gunman | Delaware |
| 70 | Viola Heintz | 29 | Wife | 0 | New Jersey |
| 71 | Joseph Heintz | 10 | Son | — | New Jersey |
| 72 | Rosemarie Heintz | 9 | Daughter | — | New York |
| 73 | Carl Heintz | 7 | Son | — | New Jersey |
| 74 | Mary Mgt. Heintz | 5 | Daughter | — | Delaware |
| 75 | Gennaro Bove | 52 | Head | 0 | Italy |
| 76 | Antonetta Bove | 40 | Wife | 0 | Italy |
| 77 | Joseph Bove | 16 | Son | 0 | New Jersey |
| 78 | Gregory Bove | 14 | Son | — | New Jersey |
| 79 | Maria Bove | 10 | Daughter | — | New Jersey |
| 80 | Peter Bove | 7 | 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)