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George Leonard — 1940 US Census Record
Model Tree available1940 United States Federal Census · Coles-County, Illinois
Our Model Tree links this George Leonard across the 1910, 1920, 1930 and 1940 US Censuses in Coles-County, Illinois (XGBoost, ~Confirmed), with identified parents T & Thomas — first a head (b.~1904), then head of a 8-person household.
Age 36
b. ~1904
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Coles-County, Illinois |
| Surname | Leonard |
| Given Name | George J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Coles |
| Additional Details | |
| Occupation | Taxi |
| Industry | OA |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | 42 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Taxi |
| Township / Ward | Mattoon City |
| Est. Birth Year | ~1904 |
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 |
|---|---|---|---|---|
| Mary Leonard | Daughter | — | 11 | ~1929 |
| Jane Leonard | Daughter | — | 4 | ~1936 |
| Thelma Leonard | Spouse | — | 30 | ~1910 |
| George Leonard | Son | — | 7 | ~1933 |
| Ella Kearney | Other | — | 22 | ~1918 |
| Wayne Leonard | Son | — | 4 | ~1936 |
| Maxine Leonard | Daughter | — | 15 | ~1925 |
| George Leonard | Head | — | 36 | ~1904 |
Census Appearances
1910
Coles, Illinois
Son, age 5
Coles, Illinois · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | George F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Coles, Illinois
Son, age 15
Coles, Illinois · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Coles, Illinois
Head, age 25
Coles, Illinois · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Deliveryman |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 500 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Coles-County, Illinois
Head, age 36
Coles-County, Illinois · implied b. ~1904 — 8 household members
| Surname | Leonard |
| Given Name | George J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Coles |
| Occupation | Taxi |
| Industry | OA |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | 42 |
| 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 Leonard across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father T Leonard (~0.92 confidence) and father Thomas Leonard (~0.92 confidence) and mother Florence Leonard (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
T Leonard
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Thomas Leonard
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Florence Leonard
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Leonard
Head · 1940 · age 36 · b. ~1904 · Illinois
★ 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 — Coles-County, Illinois
Open full size
1940 US Federal Census — Coles-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00771-00768)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Glendene N. Trent | 27 | Wife | Department Store | Illinois |
| 42 | Luvena E. Kirkpatrick | 52 | Head | Steam Railroad | Illinois |
| 43 | Harvey B. Kassen | 60 | Boarder | Private Home | Illinois |
| 44 | Floyd W. Taylor | 31 | Head | Wholesale Meat Market | Illinois |
| 45 | Mildred M. Taylor | 31 | Wife | — | Illinois |
| 46 | Agnes Wernig | 59 | Mother-in-law | Restaurant | Illinois |
| 47 | Leo Gross | 59 | Head | Street Construction | Illinois |
| 48 | Nellie G. Gross | 45 | Wife | — | Illinois |
| 49 | Norma J. Gross | 8 | Daughter | — | Illinois |
| 50 | Arthur M. Anderson | 59 | Head | Barber Shop | Illinois |
| 51 | Mary E. Anderson | 54 | Wife | — | Virginia |
| 52 | Thomas L. Brothers | 54 | Head | Furniture Store & Mfg | Illinois |
| 53 | Edith S. Brothers | 49 | Wife | — | Indiana |
| 54 | Stewart J. Brothers | 21 | Son | Retail Grocery | Iowa |
| 55 | Letha Wise | 28 | Daughter | Shoe Factory | Illinois |
| 56 | Lee B. Wise | 4 | Grandson | — | Michigan |
| 57 | George J. Leonard THIS PERSON | 36 | Head | Taxi | Illinois |
| 58 | Thelma L. Leonard | 30 | Wife | Taxi Company | Illinois |
| 59 | Maxine E. Leonard | 15 | Daughter | — | Illinois |
| 60 | Mary A. Leonard | 11 | Daughter | — | Illinois |
| 61 | George R. Leonard | 7 | Son | — | Illinois |
| 62 | Wayne F. Leonard | 4 | Son | — | Illinois |
| 63 | Jane A. Leonard | 4 | Daughter | — | Illinois |
| 64 | Ella B. Kearney | 22 | Mother-in-law | Notion Store | Illinois |
| 65 | Margaret C. Horn | 57 | Head | — | Virginia |
| 66 | James K. Davidson | 57 | Head | Church | Scotland |
| 67 | Marion R. Davidson | 56 | Wife | — | Scotland |
| 68 | Marion M. Davidson | 22 | Daughter | — | Oklahoma |
| 69 | James K. Davidson | 20 | Son | Retail Grocery | Oklahoma |
| 70 | John R. Davidson | 16 | Son | — | Arkansas |
| 71 | John W. Callahan | 20 | Head | Theatre | Illinois |
| 72 | Ann M. Callahan | 17 | Wife | — | Illinois |
| 73 | Donald Rodebaugh | 26 | Head | Bakery | Illinois |
| 74 | Dorothy M. Rodebaugh | 24 | Wife | — | Illinois |
| 75 | James Whittacre | 64 | Head | Retail Drug Store | Illinois |
| 76 | Reas W. Wright | 25 | Head | Furniture Factory | Illinois |
| 77 | Pauline M. Wright | 20 | Wife | — | Illinois |
| 78 | Larry W. Wright | 0 | Son | — | Illinois |
| 79 | Goldie L. Wright | 25 | Head | — | Illinois |
| 80 | Horace P. Wright | 15 | Son | Own Business | Illinois |
Pedigree Summary
George
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)