GL
George Lyons — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this George Lyons across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 8-person household.
Age 16
b. ~1924
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Lyons |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Cicero |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Cicero |
| Est. Birth Year | ~1924 |
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 George | Age | Birth yr |
|---|---|---|---|---|
| George Lyons | Son | — | 16 | ~1924 |
| Edward Lyons | Son | — | 24 | ~1916 |
| Dorothy Miller | Daughter | — | 29 | ~1911 |
| Joseph Lyons | Son | — | 21 | ~1919 |
| Grace Miller | Daughter | — | 4 | ~1936 |
| Wallace Lyons | Son | — | 12 | ~1928 |
| Thomas Lyons | Head | — | 62 | ~1878 |
| Mary Lyons | Spouse | — | 62 | ~1878 |
Census Appearances
1930
Cook, Illinois
Son, age 6
Cook, Illinois · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lyons |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 16
Cook-County, Illinois · implied b. ~1924 — 8 household members
| Surname | Lyons |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Cicero |
| 1935 Residence (County) | Cook |
| Class of Worker | 0 |
| Highest Grade | H 1 |
| 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 George Lyons across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
George Lyons
Son · 1940 · age 16 · b. ~1924 · Illinois
★ You are viewing this record
Sibling
Dorothy Miller
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Lyons
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Lyons
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wallace Lyons
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Miller
Sibling · 1940 · age 4
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
39 people indexed on this census page (nara:1940:m-t0627-00777-00556)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Raymond Veselsky | 15 | Son | — | Illinois |
| 2 | Adeline Veselsky | 12 | Daughter | — | Illinois |
| 3 | Edward Veselsky | 10 | Son | — | Illinois |
| 4 | George Slezak | 35 | Head | Furniture Upholsterer | Illinois |
| 5 | Mary Slezak | 29 | Wife | Upholsterer | Illinois |
| 6 | Mary Ann Slezak | 5 | Daughter | — | Illinois |
| 7 | Joseph Tofonko | 53 | Head | Asst Janitor | Czechoslovakia |
| 8 | James Tofonko | 27 | Son | Truck Driver | Illinois |
| 9 | Joseph Tofonko | 25 | Son | Furniture Worker | Illinois |
| 10 | Pauline Tofonko | 22 | Daughter | Servant | Illinois |
| 11 | Laddie Klindera | 28 | Head | Retail Grocery Clerk | Illinois |
| 12 | Josephine Klindera | 28 | Wife | — | Illinois |
| 13 | Norman Klindera | 2 | Son | — | Illinois |
| 14 | Thomas Lyons | 62 | Head | Watchman | Illinois |
| 15 | Mary Lyons | 62 | Wife | — | Illinois |
| 16 | Edward Lyons | 24 | Son | Taxi Cab Driver | Illinois |
| 17 | Joseph Lyons | 21 | Son | Taxi Cab Driver | Illinois |
| 18 | George Lyons THIS PERSON | 16 | Son | — | Illinois |
| 19 | Wallace Lyons | 12 | Son | — | Illinois |
| 20 | Dorothy Miller | 29 | Daughter | Presser | Illinois |
| 21 | Grace Miller | 4 | Daughter | — | Illinois |
| 22 | Richard Lyons | 27 | Head | Taxi Driver | Illinois |
| 23 | Ann Lyons | 22 | Wife | — | Illinois |
| 24 | Richard Lyons | 2 | Son | — | Illinois |
| 25 | Marie Lyons | 3 | Daughter | — | Illinois |
| 26 | John Feldmeier | 40 | Head | Salesman | Illinois |
| 27 | Agnes Feldmeier | 40 | Wife | — | Illinois |
| 28 | Dolores Feldmeier | 12 | Daughter | — | Illinois |
| 29 | Dorothy Feldmeier | 2 | Daughter | — | Illinois |
| 30 | Charles Hunt | 32 | Head | Platform Salesman | Illinois |
| 31 | Marie Hunt | 32 | Wife | Typist | Illinois |
| 32 | Charmayne Hunt | 7 | Daughter | — | Illinois |
| 33 | Lyle Adams | 36 | Head | Machinist | Illinois |
| 34 | Julia Adams | 37 | Wife | — | Illinois |
| 35 | Norman Adams | 6 | Son | — | Illinois |
| 36 | Norren Adams | 2 | Daughter | — | Illinois |
| 37 | Frank Kolar | 34 | Head | Salesman | Illinois |
| 38 | Elsie Kolar | 34 | Wife | — | Massachusetts |
| 39 | Evelyn Kolar | 13 | Daughter | — | 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)