JT
Jack Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kenosha-County, Wisconsin
Our Model Tree links this Jack Thomas across the 1930 and 1940 US Censuses in Kenosha-County, Wisconsin (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kenosha-County, Wisconsin |
| Surname | Thomas |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Kenosha City |
| 1935 Residence (County) | Kenosha |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Kenosha City |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Eleanor Thomas | Daughter | — | 5 | ~1935 |
| Joan Thomas | Daughter | — | 3 | ~1937 |
| Eugene Thomas | Son | — | 12 | ~1928 |
| Milan Thomas | Head | — | 46 | ~1894 |
| Richard Thomas | Son | — | 10 | ~1930 |
| Jack Thomas | Son | — | 13 | ~1927 |
| Bernice Thomas | Daughter | — | 1 | ~1939 |
| Betty Thomas | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Kenosha, Wisconsin
Son, age 3
Kenosha, Wisconsin · implied b. ~1927 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Kenosha-County, Wisconsin
Son, age 13
Kenosha-County, Wisconsin · implied b. ~1927 — 8 household members
| Surname | Thomas |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Kenosha City |
| 1935 Residence (County) | Kenosha |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Jack Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Thomas
Son · 1940 · age 13 · b. ~1927 · Wisconsin
★ You are viewing this record
Sibling
Eugene Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Thomas
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Thomas
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Thomas
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Thomas
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 — Kenosha-County, Wisconsin
Open full size
1940 US Federal Census — Kenosha-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04488-00376)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Milan Thomas | 46 | Head | No | Wisconsin |
| 2 | Betty Thomas | 15 | Daughter | No | Wisconsin |
| 3 | Jack Thomas THIS PERSON | 13 | Son | — | Wisconsin |
| 4 | Eugene Thomas | 12 | Son | — | Wisconsin |
| 5 | Richard Thomas | 10 | Son | — | Wisconsin |
| 6 | Eleanor Thomas | 5 | Daughter | — | Wisconsin |
| 7 | Joan Thomas | 3 | Daughter | — | Wisconsin |
| 8 | Bernice Thomas | 1 | Daughter | — | Wisconsin |
| 9 | William Champaign | 49 | Head | Locksmith | Michigan |
| 10 | Laura Champaign | 48 | Wife | No | Wisconsin |
| 11 | Robert Champaign | 15 | Son | — | Wisconsin |
| 12 | John Champaign | 12 | Son | — | Wisconsin |
| 13 | Charles Nelson | 39 | Head | Grinder | Wisconsin |
| 14 | Bernice Nelson | 33 | Wife | Assembler | Wisconsin |
| 15 | Charles P. Loewen | 48 | Head | Price Setter | Illinois |
| 16 | Charles Jr. Loewen | 15 | Son | No | Illinois |
| 17 | Olina Block | 80 | Mother | No | Norway |
| 18 | George Van Deursen | 54 | Head | Laborer | Wisconsin |
| 19 | Emily Van Deursen | 54 | Wife | No | Wisconsin |
| 20 | Block Van Deursen | None | — | — | — |
| 21 | Alvin Schwieger | 38 | Head | Inspector | Wisconsin |
| 22 | Lucille Schwieger | 29 | Wife | Sewing Machine | Wisconsin |
| 23 | Kenneth Schwieger | 14 | Son | No | Wisconsin |
| 24 | Allen Schwieger | 3 | Son | — | Wisconsin |
| 25 | Orville Anderson | 25 | Head | Driver | Illinois |
| 26 | Astrid Anderson | 21 | Wife | Housekeeper | Wisconsin |
| 27 | Carl Grose | 44 | Head | Foreman | Michigan |
| 28 | Alita Grose | 45 | Wife | No | Michigan |
| 29 | Jean Grose | 21 | Daughter | Hemmer | Michigan |
| 30 | Karen Grose | 7 | Son | No | Wisconsin |
| 31 | Marlene Grose | 5 | Daughter | — | Wisconsin |
| 32 | Walter Garlock | 34 | Head | Assembler | Illinois |
| 33 | Elizabeth Garlock | 29 | Wife | No | Wisconsin |
| 34 | Donald Garlock | 6 | Son | — | Wisconsin |
| 35 | Glen Garlock | 4 | Son | — | Wisconsin |
| 36 | Henry Rich | 30 | Head | Assembler Welder | Wisconsin |
| 37 | Sophie Rich | 26 | Wife | No | Wisconsin |
| 38 | Norman Rich | 5 | Son | — | Wisconsin |
| 39 | Roger Rich | 3 | Son | — | Wisconsin |
| 40 | John Sweeney | 55 | Head | Painter | Illinois |
Related Census Records
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)