JN
James Nicholson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this James Nicholson across the 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 10-person household.
Age 21
b. ~1919
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Nicholson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Hudson |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Restaurant Work |
| Industry | Railroad YMCA |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 1087 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Restaurant Work |
| Est. Birth Year | ~1919 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Milton Nicholson | Son | — | 17 | ~1923 |
| Karl Nicholson | Son | — | 5 | ~1935 |
| Frank Nicholson | Son | — | 19 | ~1921 |
| James Nicholson | Son | — | 21 | ~1919 |
| Mildred Nicholson | Head | — | 46 | ~1894 |
| Ethel Nicholson | Daughter | — | 15 | ~1925 |
| Ted Nicholson | Son | — | 18 | ~1922 |
| John Nicholson | Son | — | 23 | ~1917 |
| Ruth Nicholson | Daughter | — | 4 | ~1936 |
| Richard Nicholson | Son | — | 10 | ~1930 |
Census Appearances
1930
Bronx, New …
Son, age 11
Bronx, New York · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nicholson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Hudson-County, New …
Son, age 21
Hudson-County, New Jersey · implied b. ~1919 — 10 household members
| Surname | Nicholson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Hudson |
| 1935 Residence (County) | Hudson |
| Occupation | Restaurant Work |
| Industry | Railroad YMCA |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 1087 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Nicholson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Nicholson
Son · 1940 · age 21 · b. ~1919 · New Jersey
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Sibling
Ruth Nicholson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ted Nicholson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milton Nicholson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Karl Nicholson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Nicholson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Nicholson
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Nicholson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Nicholson
Sibling · 1940 · age 10
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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02410-00759)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ernest J. Jr. Marsdale | 11 | Son | — | New Jersey |
| 42 | Delores Marsdale | 7 | Daughter | — | New Jersey |
| 43 | Carolee Marsdale | 3 | Daughter | — | New Jersey |
| 44 | Warren Marsdale | 2 | Son | — | New Jersey |
| 45 | Mildred Nicholson | 46 | Head | — | New York |
| 46 | John Nicholson | 23 | Son | Tractor Driver | New York |
| 47 | James Nicholson THIS PERSON | 21 | Son | Restaurant Work | New York |
| 48 | Frank Nicholson | 19 | Son | Head Waiter | Maryland |
| 49 | Ted Nicholson | 18 | Son | Bell Hop | Maryland |
| 50 | Milton Nicholson | 17 | Son | Restaurant Work | Maryland |
| 51 | Ethel Nicholson | 15 | Daughter | — | California |
| 52 | Richard Nicholson | 10 | Son | — | California |
| 53 | Karl Nicholson | 5 | Son | — | California |
| 54 | Ruth Nicholson | 4 | Daughter | — | California |
| 55 | Catherine Conlon | 63 | Head | — | Irish Free State |
| 56 | Owen Conlon | 34 | Son | Laborer | New Jersey |
| 57 | James Conlon | 29 | Son | Laborer | New Jersey |
| 58 | Frank Benkessi | 63 | Head | Salesman | Poland |
| 59 | Josephine Benkessi | 55 | Wife | Saleslady | New York |
| 60 | Joseph Mele | 29 | Head | Payroll Clerk | New York |
| 61 | Rose Mele | 31 | Sister | Comptometer Operator | New York |
| 62 | Teresa Mele | 23 | Sister | Beautician | New Jersey |
| 63 | Elizabeth Mele | 27 | Sister | Card Operator | New Jersey |
| 64 | Anna Mele | 18 | Sister | Beautician | New Jersey |
| 65 | Vincent Mele | 15 | Brother | — | New Jersey |
| 66 | Julia Mele | 55 | Mother | — | Italy |
| 67 | Joseph Vazzano | 34 | Head | Casing | Italy |
| 68 | Minnie Vazzano | 35 | Wife | — | Italy |
| 69 | Joseph Vazzano | 10 | Son | — | New Jersey |
| 70 | Anthony Vazzano | 12 | Son | — | New Jersey |
| 71 | Ralph Leo | 28 | Head | Manager | New Jersey |
| 72 | Ann Leo | 26 | Wife | Operator Spechine | New Jersey |
| 73 | Prospero Buonadies | 63 | Head | Laborer | Italy |
| 74 | Salvatore Buonadies | 28 | Son | Printer | New Jersey |
| 75 | Angeline Buonadies | 26 | Daughter | Packer | New Jersey |
| 76 | Alfred Buonadies | 22 | Son | Laborer | New Jersey |
| 77 | Sylvia Buonadies | 18 | Daughter | — | New Jersey |
| 78 | Rose Buonadies | 16 | Daughter | — | New Jersey |
| 79 | Jeremiah Nolan | 36 | Head | Fireman | New Jersey |
| 80 | Agnes Nolan | 26 | Wife | — | New York |
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)