LT
Louis Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, New Jersey
Our Model Tree links this Louis Thomas across the 1920, 1930 and 1940 US Censuses in Middlesex-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, New Jersey |
| Surname | Thomas |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | South River |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Laborer |
| Industry | Brick Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Laborer |
| Township / Ward | South River |
| Est. Birth Year | ~1917 |
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 Louis | Age | Birth yr |
|---|---|---|---|---|
| John Thomas | Head | — | 57 | ~1883 |
| Louis Thomas | Son | — | 23 | ~1917 |
| Rose Thomas | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Middlesex, New …
Son, age 3
Middlesex, New Jersey · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | none |
| Mother Tongue | Magyar |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Middlesex, New …
Son, age 13
Middlesex, New Jersey · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Middlesex-County, New …
Son, age 23
Middlesex-County, New Jersey · implied b. ~1917 — 3 household members
| Surname | Thomas |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | South River |
| 1935 Residence (County) | Middlesex |
| Occupation | Laborer |
| Industry | Brick Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| 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 Louis 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 father John Thomas (~0.92 confidence) and mother Rose Thomas (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Thomas
b. ~1883
Source father
● Household
· direct · ~0.92
Father
John Thomas
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Rose Thomas
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Louis Thomas
Son · 1940 · age 23 · b. ~1917 · 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-t0627-02363-00702)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Hode | 34 | Wife | Cigar Maker | Hungary |
| 42 | Molly Hode | 13 | Daughter | — | New Jersey |
| 43 | Evelyn Hode | 11 | Daughter | — | New Jersey |
| 44 | Robert Hode | 5 | Son | — | New Jersey |
| 45 | John Hode | 2 | Son | — | New Jersey |
| 46 | Alex Mish | 28 | Head | Weight Master | New Jersey |
| 47 | Eleanor Mish | 24 | Wife | Garment | New Jersey |
| 48 | Julia Betyar | 66 | Mother-in-law | — | Hungary |
| 49 | Julius Holder | 49 | Head | Laborer | Hungary |
| 50 | Elizabeth Holder | 47 | Wife | — | Hungary |
| 51 | Lewis Holder | 20 | Son | Laborer | New Jersey |
| 52 | Eleanor Holder | 14 | Daughter | — | New Jersey |
| 53 | Julius Jr. Holder | 24 | Son | Laborer | New Jersey |
| 54 | Helen Holder | 19 | Daughter | Operator | New Jersey |
| 55 | Anton Smutko | 46 | Head | Laborer | Hungary |
| 56 | Erma Smutko | 42 | Wife | Garment | Hungary |
| 57 | Frank Smutko | 20 | Son | Delivery Boy | New Jersey |
| 58 | Anton Jr. Smutko | 18 | Son | Operator | New Jersey |
| 59 | Joseph Smutko | 9 | Son | — | New Jersey |
| 60 | Walter Romanowski | 32 | Head | Operator | New Jersey |
| 61 | Mary Romanowski | 26 | Wife | — | New Jersey |
| 62 | Walter Jr. Romanowski | 6 | Son | — | New Jersey |
| 63 | Rita Romanowski | 1 | Daughter | — | New Jersey |
| 64 | Josephine Romanowski | 62 | Daughter | — | Poland |
| 65 | William Kade | 21 | Head | Checker | New Jersey |
| 66 | Lealy Kade | 13 | Wife | — | New Jersey |
| 67 | John Thomas | 57 | Head | Laborer | Hungary |
| 68 | Rose Thomas | 48 | Wife | — | Hungary |
| 69 | Louis Thomas THIS PERSON | 23 | Son | Laborer | New Jersey |
| 70 | Louis Philip | 42 | Head | Laborer | Hungary |
| 71 | Rose Philip | 43 | Wife | — | Hungary |
| 72 | Louis Jr. Philip | 23 | Son | Operator | New Jersey |
| 73 | John Philip | 20 | Son | Laborer | New Jersey |
| 74 | Joseph Rossi | 47 | Head | Laborer | Italy |
| 75 | Lena Rossi | 47 | Wife | — | Italy |
| 76 | Louis Rossi | 19 | Son | Helper | New Jersey |
| 77 | Tony Rossi | 16 | Son | Helper | New Jersey |
| 78 | Lena Rossi | 14 | Daughter | — | New Jersey |
| 79 | Peter Rossi | 12 | Son | — | New Jersey |
| 80 | Joseph Jr. Rossi | 10 | Son | — | New Jersey |
Related Census Records
Pedigree Summary
Louis
Gen 1 · 3 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)