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Cecil Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knox-County, Illinois
Our Model Tree links this Cecil Davis across the 1930 and 1940 US Censuses in Knox-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 7-person household.
Age 39
b. ~1901
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Illinois |
| Surname | Davis |
| Given Name | Cecil E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Galesburg |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Occupation | Trucker |
| Industry | Road construction |
| Class of Worker | OA |
| Hours Worked | 16 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Trucker |
| Township / Ward | Galesburg |
| Est. Birth Year | ~1901 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Cecil | Age | Birth yr |
|---|---|---|---|---|
| Richard Davis | Son | — | 8 | ~1932 |
| Cecil Davis | Head | — | 39 | ~1901 |
| Shirley Davis | Daughter | — | 15 | ~1925 |
| Georgia Davis | Spouse | — | 34 | ~1906 |
| Donald Davis | Son | — | 3 | ~1937 |
| Cecil Davis | Son | — | 5 | ~1935 |
| Juanita Davis | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Knox, Illinois
Other, age 29
Knox, Illinois · implied b. ~1901 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Cecil L. |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Truck Driver |
| Industry | Transfer Company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Knox-County, Illinois
Head, age 39
Knox-County, Illinois · implied b. ~1901 — 7 household members
| Surname | Davis |
| Given Name | Cecil E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Galesburg |
| 1935 Residence (County) | Knox |
| Occupation | Trucker |
| Industry | Road construction |
| Class of Worker | OA |
| Hours Worked | 16 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 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 Cecil Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Cecil Davis
Head · 1940 · age 39 · b. ~1901 · 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 — Knox-County, Illinois
Open full size
1940 US Federal Census — Knox-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00826-00566)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Rey | 50 | Brother in law | Miner | Scotland |
| 2 | George L. Mcshane | 57 | Head | Conductor | Illinois |
| 3 | Eva Mcshane | 38 | Wife | — | Illinois |
| 4 | Malcolm Robertson | 19 | Nephew | Helper | Missouri |
| 5 | Maude Mutton | 33 | Head | Assistant Superintendent | Illinois |
| 6 | Dorothy Thomsen | 39 | Wife | — | Illinois |
| 7 | Tommy Thomsen | 3 | Son | — | Illinois |
| 8 | Dan L. Sullivan | 57 | Head | Line Worker | Iowa |
| 9 | Dan H. Sullivan | 23 | Son | Repairman Dept | Iowa |
| 10 | William R. Dugan | 42 | Head | Driver | Illinois |
| 11 | Margaret M. Dugan | 42 | Wife | Clerk | Illinois |
| 12 | Robert L. Dugan | 20 | Son | Spot Welder | Illinois |
| 13 | Betty G. Dugan | 18 | Daughter | Folder | Illinois |
| 14 | Wayne E. Dugan | 12 | Son | — | Illinois |
| 15 | J. Elmer Walker | 45 | Head | Warehouse Man | Illinois |
| 16 | Mary T. Walker | 42 | Wife | — | Illinois |
| 17 | John P. Walker | 16 | Daughter | New Worker | Illinois |
| 18 | Robert E. Walker | 15 | Son | Office Boy | Illinois |
| 19 | Gloria M. Walker | 12 | Daughter | — | Illinois |
| 20 | David B. Walker | 5 | Son | — | Illinois |
| 21 | H. S. Winchell | 74 | Head | — | Illinois |
| 22 | Nettie L. Winchell | 72 | Wife | — | Illinois |
| 23 | Everett Winchell | 19 | Grandson | Mechanic | Canada |
| 24 | Frank S. Stephenson | 73 | Head | — | Illinois |
| 25 | Grace Stephenson | 70 | Wife | — | Illinois |
| 26 | Cecil E. Davis THIS PERSON | 39 | Head | Trucker | Illinois |
| 27 | Georgia Davis | 34 | Wife | — | Illinois |
| 28 | Shirley J. Davis | 15 | Daughter | — | Illinois |
| 29 | Juanita Y. Davis | 11 | Daughter | — | Illinois |
| 30 | Richard L. Davis | 8 | Son | — | Illinois |
| 31 | Cecil E. Davis | 5 | Son | — | Illinois |
| 32 | Donald L. Davis | 3 | Son | — | Illinois |
| 33 | Amy D. Billings | 54 | Head | Office | Illinois |
| 34 | Ruth A. Billings | 32 | Daughter | Telephone Operator | Illinois |
| 35 | Frederick C. Billings | 29 | Son | Cheese Maker | Illinois |
| 36 | Helen C. Billings | 25 | Daughter | Stenographer | Illinois |
| 37 | Betty L. Billings | 22 | Daughter | Nurse | Illinois |
| 38 | Robert L. Billings | 20 | Son | Billing Clerk | Illinois |
| 39 | Edward R. Billings | 16 | Son | — | Illinois |
| 40 | Walter H. Frick | 46 | Head | Salesman | 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)