JM
James Mclean — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, New Jersey
Our Model Tree links this James Mclean across the 1930 and 1940 US Censuses in Middlesex-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 7-person household.
Age 20
b. ~1920
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, New Jersey |
| Surname | McLean |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New Brunswick City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Hours Worked | 40 |
| Income (1939) | 240 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New Brunswick City |
| Est. Birth Year | ~1920 |
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 |
|---|---|---|---|---|
| Frances Mclean | Daughter | — | 17 | ~1923 |
| Rita Mclean | Daughter | — | 15 | ~1925 |
| Teresa Mclean | Daughter | — | 22 | ~1918 |
| Catherine Mclean | Daughter | — | 19 | ~1921 |
| Frank Mclean | Head | — | 49 | ~1891 |
| James Mclean | Son | — | 20 | ~1920 |
| Laura Mclean | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Middlesex, New …
Son, age 11
Middlesex, New Jersey · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLean |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Middlesex-County, New …
Son, age 20
Middlesex-County, New Jersey · implied b. ~1920 — 7 household members
| Surname | McLean |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New Brunswick City |
| 1935 Residence (County) | Middlesex |
| Hours Worked | 40 |
| Income (1939) | 240 |
| 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 Mclean across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mclean
Son · 1940 · age 20 · b. ~1920 · New Jersey
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Sibling
Catherine Mclean
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Mclean
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Teresa Mclean
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Mclean
Sibling · 1940 · age 15
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 — Middlesex-County, New Jersey
Open full size
1940 US Federal Census — Middlesex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02360-00307)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Mclean | 49 | Head | Laborer | New York |
| 2 | Laura Mclean | 48 | Wife | — | New Jersey |
| 3 | Teresa Mclean | 22 | Daughter | Stenographer | New York |
| 4 | James Mclean THIS PERSON | 20 | Son | — | New York |
| 5 | Catherine Mclean | 19 | Daughter | Dressing | New Jersey |
| 6 | Frances Mclean | 17 | Daughter | — | New Jersey |
| 7 | Rita Mclean | 15 | Daughter | — | New Jersey |
| 8 | Jennie Dembowski | 33 | Head | Machine Operator | New Jersey |
| 9 | Phillip Dembowski | 12 | Son | — | New Jersey |
| 10 | Raymond Dembowski | 11 | Son | — | New Jersey |
| 11 | Theodore Horach | 26 | Brother | Attendant | New Jersey |
| 12 | Eric Stanek | 26 | Head | Sample Man | Germany |
| 13 | Goldie Stanek | 26 | Wife | Binder | New Jersey |
| 14 | Catherine Fugery | 39 | Head | Cigar Maker | Hungary |
| 15 | Alex Fugery | 14 | Son | — | New Jersey |
| 16 | Raymond Fugery | 8 | Son | — | New Jersey |
| 17 | William Burke | 17 | Lodger | — | New Jersey |
| 18 | Mary Hubner | 64 | Head | — | Hungary |
| 19 | Garry Hubner | 14 | Daughter | — | Pennsylvania |
| 20 | John Morozinski | 55 | Head | Laborer | Hungary |
| 21 | Fannie Hivasi | 44 | Head | Cigar Maker | Hungary |
| 22 | Rose Nokoco | 60 | Head | — | Hungary |
| 23 | Stephen Varga | 30 | Head | Assistant Foreman | New Jersey |
| 24 | Anne Varga | 27 | Wife | Machine Operator | New Jersey |
| 25 | James Smith | 62 | Head | Taxi Driver | New Jersey |
| 26 | Michael Smith | 61 | Brother | Road Night | New Jersey |
| 27 | Sarah Smith | 45 | Wife | — | New Jersey |
| 28 | Thomas Smith | 23 | Son | Tester | New Jersey |
| 29 | Elizabeth Mccormick | 61 | Head | — | New Jersey |
| 30 | Leo Mccormick | 39 | Son | — | New Jersey |
| 31 | Helen Mccormick | 37 | Daughter | Clerk | New Jersey |
| 32 | Margaret Mcmanus | 58 | Head | — | New Jersey |
| 33 | John Mcmanus | 30 | Son | Dentist | New Jersey |
| 34 | Nellie Frank | 43 | Head | Seamstress | New York |
| 35 | John Frank | 22 | Son | — | New Jersey |
| 36 | Mildred Frank | 19 | Daughter | — | New Jersey |
| 37 | Henry Stang | 74 | Head | — | Germany |
| 38 | Gertrude Stang | 74 | Wife | — | New Jersey |
| 39 | Catherine Stang | 69 | Lodger | — | New Jersey |
| 40 | Wolf Levy | 60 | Head | Restaurant | Russia |
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)