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Cecil Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Peoria-County, Illinois
Our Model Tree links this Cecil Davis across the 1920, 1930 and 1940 US Censuses in Peoria-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1909), then head of a 6-person household.
Age 31
b. ~1909
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Peoria-County, Illinois |
| Surname | Davis |
| Given Name | Cecil |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Peoria |
| 1935 Residence (County) | Peoria |
| Additional Details | |
| Occupation | Tool-Grinder |
| Industry | Tractor Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2000 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Tool-Grinder |
| Township / Ward | Peoria |
| Est. Birth Year | ~1909 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Cecil | Age | Birth yr |
|---|---|---|---|---|
| Cecil Davis | Head | — | 31 | ~1909 |
| Rolland Lyons | Other | — | 27 | ~1913 |
| Dorothy Davis | Spouse | — | 30 | ~1910 |
| Jess Lyons | Other | — | 54 | ~1886 |
| Dale Davis | Son | — | 9 | ~1931 |
| Dewayne Davis | Son | — | 7 | ~1933 |
Census Appearances
1920
Stark, Illinois
Other, age 11
Stark, Illinois · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Cecil A. |
| Relationship to Head | Step-son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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
Peoria, Illinois
Other, age 21
Peoria, Illinois · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Cecil |
| Relationship to Head | son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 19 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | Motor Mfg |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Peoria-County, Illinois
Head, age 31
Peoria-County, Illinois · implied b. ~1909 — 6 household members
| Surname | Davis |
| Given Name | Cecil |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Peoria |
| 1935 Residence (County) | Peoria |
| Occupation | Tool-Grinder |
| Industry | Tractor Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2000 |
| Highest Grade | 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 Cecil Davis across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Cecil Davis
Head · 1940 · age 31 · b. ~1909 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Peoria-County, Illinois
Open full size
1940 US Federal Census — Peoria-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00918-00411)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joy Eder | 14 | Daughter | — | Illinois |
| 42 | Richard Eder | 30 | Head | Inspector | Illinois |
| 43 | Margaret Eder | 30 | Wife | — | Illinois |
| 44 | Donald Halleman | 41 | Head | Part Owner | Illinois |
| 45 | Mabel Halleman | 42 | Wife | — | Illinois |
| 46 | Marshall Dugan | 54 | Head | Service Repair | Illinois |
| 47 | Nellie Dugan | 52 | Wife | — | Illinois |
| 48 | Russell Manning | 31 | Head | Bricklayer | Illinois |
| 49 | Lucille Manning | 30 | Wife | — | Illinois |
| 50 | William Manning | 6 | Son | — | Illinois |
| 51 | Ann Manning | 5 | Daughter | — | Illinois |
| 52 | Richard Lazarus | 31 | Head | Traveling Salesman | Illinois |
| 53 | Marie Lazarus | 28 | Wife | — | Michigan |
| 54 | William Lazarus | 4 | Son | — | Illinois |
| 55 | Gene Lazarus | 1 | Son | — | Illinois |
| 56 | Cecil Davis THIS PERSON | 31 | Head | Tool-Grinder | Illinois |
| 57 | Dorothy Davis | 30 | Wife | — | Illinois |
| 58 | Dale Davis | 9 | Son | — | Illinois |
| 59 | Dewayne Davis | 7 | Son | — | Illinois |
| 60 | Jess Lyons | 54 | Father-in-law | Arc Welder | Illinois |
| 61 | Rolland Lyons | 27 | Brother-in-law | Sub. Teacher | Illinois |
| 62 | Chas. Abbott | 33 | Head | Detail Man | Illinois |
| 63 | Virginia Abbott | 30 | Wife | — | Ohio |
| 64 | Thomas Stamm | 53 | Head | Service Man | Illinois |
| 65 | Anna Stamm | 50 | Wife | Sales Lady | Illinois |
| 66 | Vernie Lile | 26 | Head | Math. Teacher | Kentucky |
| 67 | Katherine Lile | 26 | Wife | — | Illinois |
| 68 | Robert Lile | 5 | Son | — | Illinois |
| 69 | Charles Lile | 1 | Son | — | Illinois |
| 70 | John Gill | 45 | Head | Meter Repairman | Illinois |
| 71 | Ethel Gill | 45 | Wife | — | Illinois |
| 72 | Clyde Johnson | 31 | Head | Owner | Minnesota |
| 73 | Genevieve Johnson | 26 | Wife | — | Illinois |
| 74 | John Burdoss | 48 | Head | Owner | Illinois |
| 75 | Levina Burdoss | 42 | Wife | — | Illinois |
| 76 | Marjorie Burdoss | 19 | Daughter | — | Illinois |
| 77 | Jack Burdoss | 9 | Son | — | Illinois |
| 78 | Jean Burdoss | 7 | Son | — | Illinois |
| 79 | Elmer Lashbrook | 46 | Head | Machine Supervisor | Indiana |
| 80 | Grace Lashbrook | 26 | Wife | — | Iowa |
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)