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Richard Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Richard Thompson across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Thompson |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1928 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Beverly Thompson | Daughter | — | 6 | ~1934 |
| Rita Thompson | Daughter | — | 8 | ~1932 |
| John Thompson | Head | — | 45 | ~1895 |
| George Thompson | Son | — | 13 | ~1927 |
| Donald Thompson | Son | — | 2 | ~1938 |
| James Thompson | Son | — | 10 | ~1930 |
| John Thompson | Son | — | 15 | ~1925 |
| Richard Thompson | Son | — | 12 | ~1928 |
| Robert Thompson | Son | — | 5 | ~1935 |
| Jewel Thompson | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Cook, Illinois
Son, age 2
Cook, Illinois · implied b. ~1928 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 12
Cook-County, Illinois · implied b. ~1928 — 10 household members
| Surname | Thompson |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Class of Worker | 0 |
| Highest Grade | 6 |
| 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 Richard Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Thompson
Son · 1940 · age 12 · b. ~1928 · Illinois
★ You are viewing this record
Sibling
Robert Thompson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Thompson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beverly Thompson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Thompson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thompson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Thompson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Thompson
Sibling · 1940 · age 13
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-t0627-00951-00557)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Kulala | 24 | Son | Maintenance Man | Illinois |
| 2 | Joseph Kulala | 22 | Son | Press Operator | Illinois |
| 3 | Adam Janota | 49 | Head | Machinist | Czechoslovakia |
| 4 | John Janota | 21 | Son | Fireman | Illinois |
| 5 | Olga Janota | 19 | Daughter | — | Illinois |
| 6 | John Mudra | 60 | Head | Butcher | Czechoslovakia |
| 7 | Pauline Mudra | 58 | Wife | — | Czechoslovakia |
| 8 | Helen Mudra | 31 | Daughter | Bookkeeper | Illinois |
| 9 | Thomas Coates | 29 | Son-in-law | Repairman | Illinois |
| 10 | Mildred Coates | 23 | Daughter | General Clerk | Illinois |
| 11 | Joseph Haraben | 41 | Head | Machine Hand | Pennsylvania |
| 12 | Mary Haraben | 38 | Wife | — | New Jersey |
| 13 | John Thompson | 45 | Head | Inspector | Pennsylvania |
| 14 | Jewel Thompson | 40 | Wife | — | Illinois |
| 15 | John Thompson | 15 | Son | — | Illinois |
| 16 | George Thompson | 13 | Son | — | Illinois |
| 17 | Richard Thompson THIS PERSON | 12 | Son | — | Illinois |
| 18 | James Thompson | 10 | Son | — | Illinois |
| 19 | Rita Thompson | 8 | Daughter | — | Illinois |
| 20 | Beverly Thompson | 6 | Daughter | — | Illinois |
| 21 | Robert Thompson | 5 | Son | — | Illinois |
| 22 | Donald Thompson | 2 | Son | — | Illinois |
| 23 | Marie Timmel | 55 | Head | — | France |
| 24 | Louise Timmel | 30 | Daughter | Hat Maker | Illinois |
| 25 | Charles Timmel | 29 | Son | Commercial Artist | Illinois |
| 26 | Paul Barak | 46 | Head | Machinist | Czechoslovakia |
| 27 | Anna Barak | 43 | Wife | — | Czechoslovakia |
| 28 | Paul Barak | 21 | Son | Garage Helper | Illinois |
| 29 | Anna Barak | 18 | Daughter | — | Illinois |
| 30 | Martin Kostal | 59 | Head | Lumber Grader | Czechoslovakia |
| 31 | June Kostal | 26 | Daughter | Filing Clerk | Illinois |
| 32 | George Kostal | 20 | Son | New Worker | Illinois |
| 33 | Vladimir Sekera | 32 | Head | Chemist | Czechoslovakia |
| 34 | Agnes Sekera | 28 | Wife | — | Illinois |
| 35 | Victoria Sekera | 2 | Daughter | — | Illinois |
| 36 | Catherine Sekera | 1 | Daughter | — | Illinois |
| 37 | Beatrice Sekera | 0 | Daughter | — | Illinois |
| 38 | Joseph Hucic | 41 | Head | Auto Mechanic | Illinois |
| 39 | Elita Hucic | 36 | Wife | — | Illinois |
| 40 | Ronald Hucic | 5 | Son | — | Illinois |
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)