JT
John Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this John Thomas across the 1920, 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & Adelaide — first a son (b.~1916), then head of a 4-person household.
Age 24
b. ~1916
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Thomas |
| Given Name | John R. (Jr.) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Rutherford Borough |
| 1935 Residence (County) | Bergen |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Banking |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 780 |
| Highest Grade | No C 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Bookkeeper |
| Township / Ward | Rutherford Borough |
| Est. Birth Year | ~1916 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Thomas | Head | — | 55 | ~1885 |
| Marie Matter | Other | — | 66 | ~1874 |
| John Thomas | Son | — | 24 | ~1916 |
| Adelaide Thomas | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Bergen, New …
Son, age 4
Bergen, New Jersey · implied b. ~1916 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | John R Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Bergen, New …
Son, age 14
Bergen, New Jersey · implied b. ~1916 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | John R Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Bergen-County, New …
Son, age 24
Bergen-County, New Jersey · implied b. ~1916 — 4 household members
| Surname | Thomas |
| Given Name | John R. (Jr.) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Rutherford Borough |
| 1935 Residence (County) | Bergen |
| Occupation | Bookkeeper |
| Industry | Banking |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 780 |
| Highest Grade | No C 4 |
| 1935 Residence | Same House |
| 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 Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Thomas (~0.92 confidence) and mother Adelaide Thomas (~0.92 confidence) and mother Adelaide Thomas (~0.92 confidence) and mother Adelaide Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Thomas
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Adelaide Thomas
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Adelaide Thomas
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Adelaide Thomas
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Thomas
Son · 1940 · age 24 · b. ~1916 · 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 — Bergen-County, New Jersey
Open full size
1940 US Federal Census — Bergen-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02314-00119)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alexander F. Byers | 39 | Son | Machine Operator | Canada English |
| 2 | Harold J. O'Shea | 39 | Lodger | Insurance Agent | New York |
| 3 | Mary Bowley | 25 | Maid | Domestic | South Africa |
| 4 | Willard L. Crandall | 76 | Head | Salesman | New York |
| 5 | Marian B. Crandall | 71 | Wife | — | New York |
| 6 | Caroline T. Crandall | 94 | Sister-Mother | — | New York |
| 7 | Henry A. Kelly | 47 | Head | Construction Foreman | New Jersey |
| 8 | Ethel M. Kelly | 44 | Wife | — | New York |
| 9 | Kathyrine M. Kelly | 12 | Daughter | — | New Jersey |
| 10 | George H. Patterson | 48 | Head | Superintendent | New Jersey |
| 11 | Amanda Patterson | 49 | Wife | — | New York |
| 12 | Rodwell C. Patterson | 19 | Son | Clerk | New Jersey |
| 13 | Robert C. Patterson | 15 | Son | — | New Jersey |
| 14 | Florence Davis | 68 | Head | — | New York |
| 15 | Charlotte Ealer | 86 | Sister | Clerk | New Jersey |
| 16 | Robert W. Ealer | 23 | Nephew | Teacher | New Jersey |
| 17 | Frederika T. Jennings | 51 | Cousin | Mechanic | New York |
| 18 | Joseph Gerhardt | 50 | Head | Engineer | New York |
| 19 | Charlotte Gerhardt | 46 | Wife | — | New York |
| 20 | E. George Gerhardt | 24 | Son | Clerk | New York |
| 21 | John P. Nenofel | 54 | Head | Mechanical Engineer | Pennsylvania |
| 22 | Laura R. Nenofel | 54 | Wife | — | New York |
| 23 | Clara J. Nenofel | 78 | Mother | — | Pennsylvania |
| 24 | Edward F. Hackett | 57 | Head | Timekeeper | New York |
| 25 | Matilda Hackett | 57 | Wife | — | New Jersey |
| 26 | Edward K. Hackett | 29 | Son | Clerk | New Jersey |
| 27 | George M. Miller | 27 | Son-in-law | Salesman | New Jersey |
| 28 | Doris M. Miller | 26 | Daughter | Clerk | New Jersey |
| 29 | Emma Muller | 62 | Head | Owner | New York |
| 30 | Carl H. Bielka | 36 | Head | Mechanic | New York |
| 31 | Anna Bielka | 25 | Wife | — | New Jersey |
| 32 | June Bielka | 5 | Daughter | — | New Jersey |
| 33 | Joseph Bielka | 4 | Son | — | New Jersey |
| 34 | Mary Bielka | 55 | Mother-in-law | — | Poland |
| 35 | John R. Thomas | 55 | Head | Printing Manager | Pennsylvania |
| 36 | Adelaide F. Thomas | 44 | Wife | — | New York |
| 37 | John R. (Jr.) Thomas THIS PERSON | 24 | Son | Bookkeeper | New Jersey |
| 38 | Marie Matter | 66 | Lodger | — | Switzerland |
| 39 | Clarence J. Verafelt | 47 | Head | Sales Manager | New York |
| 40 | Florena H. Verafelt | 45 | Wife | — | New Jersey |
Pedigree Summary
John
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)