DT
Daniel Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Daniel Thomas across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Harry & Nathan — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Thomas |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Homewood Village |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Asst. Manager |
| Industry | Retail Variety Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 960 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Asst. Manager |
| Township / Ward | Homewood Village |
| Est. Birth Year | ~1919 |
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 Daniel | Age | Birth yr |
|---|---|---|---|---|
| Daniel Thomas | Son | — | 21 | ~1919 |
| Harry Thomas | Head | — | 50 | ~1890 |
| Florence Thomas | Daughter | — | 45 | ~1895 |
| Jacques Thomas | Son | — | 22 | ~1918 |
Census Appearances
1920
Cook, Illinois
Son, age 1
Cook, Illinois · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Russia |
| Mother Tongue | Yiddish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 21
Cook-County, Illinois · implied b. ~1919 — 4 household members
| Surname | Thomas |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Homewood Village |
| 1935 Residence (County) | Cook |
| Occupation | Asst. Manager |
| Industry | Retail Variety Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 960 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Daniel Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Thomas (~0.92 confidence) and father Nathan Thomas (~0.92 confidence) and mother Mildred Thomas (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Thomas
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Nathan Thomas
b. ~1894
Source father
● Household
· direct · ~0.92
Mother
Mildred Thomas
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Daniel Thomas
Son · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Florence Thomas
Sibling · 1940 · age 45
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jacques Thomas
Sibling · 1940 · age 22
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00773-00376)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carl G Bernardi | 48 | Head | Truck Driver | Illinois |
| 42 | Ida Bernardi | 46 | Wife | — | Illinois |
| 43 | Ervin Bernardi | 16 | Son | — | Illinois |
| 44 | Fred Minge | 68 | Head | Gardener | Illinois |
| 45 | Emma G Minge | 56 | Wife | — | Illinois |
| 46 | Christian Holstien | 53 | Head | Blacksmith | Holland |
| 47 | Johanna G Holstien | 45 | Wife | — | Holland |
| 48 | John Mildner | 70 | Head | — | Illinois |
| 49 | Caroline Mildner | 68 | Wife | — | Illinois |
| 50 | Marshall Haas | 69 | Head | Conductor | Virginia |
| 51 | Linda G Haas | 66 | Wife | — | Sweden |
| 52 | Vetra Haas | 66 | Line | — | Sweden |
| 53 | Alexander Mckinnon | 62 | Head | Car Builder | Canada French |
| 54 | Katie G Mckinnon | 59 | Wife | — | Illinois |
| 55 | Everett Kerr | 34 | Head | Superintendent | Ohio |
| 56 | Harriett G Kerr | 31 | Wife | — | Ohio |
| 57 | Robert Kertick | 30 | Head | Tire Retreader | Illinois |
| 58 | Hazel G Kertick | 25 | Wife | — | Illinois |
| 59 | Roberta Kertick | 8 | Daughter | — | Illinois |
| 60 | Ray Kertick | 5 | Son | — | Illinois |
| 61 | Barbara Kertick | 1 | Daughter | — | Illinois |
| 62 | Henry Schoof | 35 | Head | Standardization Clerk | Illinois |
| 63 | Katherine G Schoof | 32 | Wife | — | Indiana |
| 64 | William Schoof | 5 | Son | — | Illinois |
| 65 | Annabella Schoof | 0 | Daughter | — | Illinois |
| 66 | Silvone Jennings | 56 | Head | Boiler Maker | Missouri |
| 67 | Mary G Jennings | 50 | Wife | — | Illinois |
| 68 | Silvone F Jennings | 28 | Son | General Clerk | Illinois |
| 69 | Charles G Wisher | 34 | Head | Proprietor | Indiana |
| 70 | Christina Wisher | 31 | Wife | — | Illinois |
| 71 | William Wisher | 1 | Son | — | Illinois |
| 72 | Elmer G Mckee | 45 | Head | Salesman | Missouri |
| 73 | Patricia Mckee | 40 | Wife | — | Missouri |
| 74 | Elizabeth Brunner | 49 | Servant | Servant | Kentucky |
| 75 | Caroline G Corley | 71 | Head | — | Illinois |
| 76 | Charlotte Corley | 67 | Wife | — | Illinois |
| 77 | Harry Thomas | 50 | Head | Iron Molder | Illinois |
| 78 | Florence Thomas | 45 | Daughter | — | Illinois |
| 79 | Jacques Thomas | 22 | Son | Mail Clerk | Illinois |
| 80 | Daniel Thomas THIS PERSON | 21 | Son | Asst. Manager | Illinois |
Pedigree Summary
Daniel + 2 siblings
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)