ED
Earl Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hardin-County, Illinois
Our Model Tree links this Earl Davis across the 1920, 1930 and 1940 US Censuses in Hardin-County, Illinois (XGBoost, ~Confirmed), with identified parents Susan & Horace — first a head (b.~1904), then head of a 4-person household.
Age 36
b. ~1904
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hardin-County, Illinois |
| Surname | Davis |
| Given Name | Earl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | East Monroe Precinct |
| 1935 Residence (County) | Hardin |
| Additional Details | |
| Occupation | Laborer |
| Industry | Road Project |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 388 |
| Highest Grade | H 8 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | East Monroe Precinct |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Earl | Age | Birth yr |
|---|---|---|---|---|
| Earl Davis | Head | — | 36 | ~1904 |
| Earl Davis | Son | — | 9 | ~1931 |
| Gordon Davis | Son | — | 14 | ~1926 |
| Stella Davis | Spouse | — | 36 | ~1904 |
Census Appearances
1920
Hardin, Illinois
Son, age 16
Hardin, Illinois · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| 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
Hardin, Illinois
Head, age 27
Hardin, Illinois · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Earl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 18 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | $200 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Hardin-County, Illinois
Head, age 36
Hardin-County, Illinois · implied b. ~1904 — 4 household members
| Surname | Davis |
| Given Name | Earl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | East Monroe Precinct |
| 1935 Residence (County) | Hardin |
| Occupation | Laborer |
| Industry | Road Project |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 388 |
| Highest Grade | H 8 |
| 1935 Residence | Same house |
| 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 Earl Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Susan Davis (~0.92 confidence) and father Horace Davis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Susan Davis
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Horace Davis
b. ~1886
Source father
● Household
· direct · ~0.92
This person
Anchor record
Earl Davis
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 — Hardin-County, Illinois
Open full size
1940 US Federal Census — Hardin-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00810-00879)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ora Banas | 32 | Head | Laborer | Illinois |
| 2 | Hattie Banas | 35 | Wife | — | Illinois |
| 3 | Noah Banas | 5 | Son | — | Illinois |
| 4 | Edward Banas | 3 | Son | — | Illinois |
| 5 | Henry O. Osman | 47 | Head | Farmer | Illinois |
| 6 | Hattie E. Osman | 46 | Wife | — | Illinois |
| 7 | Millard A. Osman | 20 | Son | Miner | Illinois |
| 8 | Barby E. Osman | 13 | Daughter | — | Illinois |
| 9 | Earl Davis THIS PERSON | 36 | Head | Laborer | Illinois |
| 10 | Stella Davis | 36 | Wife | — | Illinois |
| 11 | Gordon Davis | 14 | Son | — | Illinois |
| 12 | Earl Jr. Davis | 9 | Son | — | Illinois |
| 13 | Samuel L. Moore | 31 | Head | Laborer | Illinois |
| 14 | Lillian M. Moore | 25 | Wife | — | Illinois |
| 15 | James E. Moore | 6 | Son | — | Illinois |
| 16 | Shirley Ann Moore | 2 | Daughter | — | Illinois |
| 17 | Allen Hill | 29 | Head | Laborer | Illinois |
| 18 | Maudie Hill | 26 | Wife | — | Illinois |
| 19 | Mary A. Hill | 5 | Daughter | — | Illinois |
| 20 | Maxine Hill | 3 | Daughter | — | Illinois |
| 21 | Imogene Hill | 0 | Daughter | — | Illinois |
| 22 | Maggie Paylor | 48 | Mother | — | Illinois |
| 23 | Jack Lubed|Lubel | 49 | Head | Laborer | Illinois |
| 24 | Leona Lubed|Lubel | 48 | Wife | — | Illinois |
| 25 | Helena Lubed|Lubel | 13 | Daughter | — | Illinois |
| 26 | Olive Irene Lubed|Lubel | 10 | Daughter | — | Illinois |
| 27 | John Davis | 25 | Head | Laborer | Illinois |
| 28 | Melissa Davis | 20 | Wife | — | Illinois |
| 29 | Imogene Davis | 3 | Daughter | — | Illinois |
| 30 | Jack E. Davis | 1 | Son | — | Illinois |
| 31 | Joe Hatten | 31 | Head | Fireman | Illinois |
| 32 | Oella Hatten | 32 | Wife | — | Illinois |
| 33 | Ruth Hatten | 11 | Daughter | — | Illinois |
| 34 | James E. Hatten | 6 | Son | — | Illinois |
| 35 | Leola A. Hatten | 2 | Daughter | — | Illinois |
| 36 | Ellsworth Vinyard | 26 | Head | Laborer | Illinois |
| 37 | Ruby Vinyard | 24 | Wife | — | Kentucky |
| 38 | Patsy Vinyard | 3 | Daughter | — | Illinois |
| 39 | Lara J. Vinyard | 2 | Daughter | — | Illinois |
| 40 | Aaron D. Vinyard | 24 | Head | Laborer | Illinois |
Pedigree Summary
Earl
Gen 1 · 2 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)