JH
James Hart — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, New Jersey
Our Model Tree links this James Hart across the 1920, 1930 and 1940 US Censuses in Middlesex-County, New Jersey (XGBoost, ~Confirmed), with identified parents Abe & James — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, New Jersey |
| Surname | Hart |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | New Brunswick city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Electrician |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2000 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Electrician |
| Township / Ward | New Brunswick City |
| Est. Birth Year | ~1906 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Hart | Head | — | 34 | ~1906 |
| John Hart | Son | — | 11 | ~1929 |
| Catherine Hart | Spouse | — | 34 | ~1906 |
Census Appearances
1920
Mercer, New …
Son, age 12
Mercer, New Jersey · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Son, age 23
Mercer, New Jersey · implied b. ~1907 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Middlesex-County, New …
Head, age 34
Middlesex-County, New Jersey · implied b. ~1906 — 3 household members
| Surname | Hart |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | New Brunswick city |
| 1935 Residence (County) | Middlesex |
| Occupation | Electrician |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2000 |
| Highest Grade | H 4 |
| 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 James Hart across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Abe Lipman (~0.92 confidence) and father James Hart (~0.92 confidence) and mother Nellie Hart (~0.92 confidence) and mother A Lipman (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Abe Lipman
b. ~1871
Source father
● Household
· direct · ~0.92
Father
James Hart
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Nellie Hart
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
A Lipman
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Hart
Head · 1940 · age 34 · b. ~1906 · New Jersey
★ You are viewing this record
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-t0627-02359-00830)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Berna Johnson | 30 | Wife | — | New Jersey |
| 2 | Barbara Johnson | 7 | Daughter | — | New Jersey |
| 3 | Charles Armstrong | 54 | Head | General Contractor | New Jersey |
| 4 | Paula Armstrong | 45 | Wife | — | Canada |
| 5 | William Armstrong | 25 | Son | Plumber | Canada |
| 6 | Jean Armstrong | 25 | Daughter | Telephone Operator | Canada |
| 7 | Doris Armstrong | 19 | Daughter | Operator | New Jersey |
| 8 | Rosa Gillman | 54 | Head | — | Russia |
| 9 | Charles Gillman | 30 | Son-in-law | Gas Agent | New Jersey |
| 10 | Sylvia Gillman | 27 | Daughter | — | New Jersey |
| 11 | Meyer Corbin | 29 | Son-in-law | Salesman | New Jersey |
| 12 | Edith Corbin | 24 | Daughter | Saleslady | New Jersey |
| 13 | Joseph Carran | 52 | Head | Bartender | New York |
| 14 | Vallie Carran | 24 | Daughter | Box Maker | New Jersey |
| 15 | Harriet Carran | 22 | Daughter | Operator | New Jersey |
| 16 | Steve Kaplan | 40 | Head | Cont. Carpenter | New Jersey |
| 17 | Helen Kaplan | 38 | Wife | — | New York |
| 18 | Kenneth Kaplan | 10 | Son | — | New Jersey |
| 19 | Abe Dayton | 58 | Head | Operator | New Jersey |
| 20 | Marie Dayton | 44 | Wife | — | Germany |
| 21 | Lester Dayton | 38 | Son | Foreman | New Jersey |
| 22 | Alfred Dayton | 34 | Son | Helper | New Jersey |
| 23 | Vera Dayton | 26 | Daughter-in-law | Checker | New Jersey |
| 24 | Myron Price | 24 | Nephew | Operator | New Jersey |
| 25 | Harold Thompson | 31 | Head | Laborer | New Jersey |
| 26 | Caroline Thompson | 31 | Wife | — | New Jersey |
| 27 | Harold Thompson | 13 | Son | — | New Jersey |
| 28 | Richard Fisher | 34 | Head | Garage Man | New Jersey |
| 29 | Hazel Fisher | 34 | Wife | — | Maryland |
| 30 | Doris Fisher | 15 | Daughter | — | Maryland |
| 31 | Shirley Fisher | 5 | Daughter | — | New Jersey |
| 32 | Patricia Fisher | 1 | Daughter | — | New Jersey |
| 33 | William Fisher | 38 | Brother | Laborer | New Jersey |
| 34 | Mary Bailey | 42 | Sister | — | New Jersey |
| 35 | James Hart THIS PERSON | 34 | Head | Electrician | New Jersey |
| 36 | Catherine Hart | 34 | Wife | — | New Jersey |
| 37 | John Hart | 11 | Son | — | New Jersey |
| 38 | Marion Van Sickle | 26 | Head | — | New Jersey |
| 39 | William Van Sickle | 6 | Son | — | New Jersey |
| 40 | William Cooper | 44 | Head | Mechanic | Delaware |
Pedigree Summary
James
Gen 1 · 4 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)