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Clara Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Vermilion-County, Illinois
Our Model Tree links this Clara Cook across the 1920, 1930 and 1940 US Censuses in Vermilion-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 4-person household.
Age 46
b. ~1894
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Vermilion-County, Illinois |
| Surname | Cook |
| Given Name | Clara |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Georgetown City |
| 1935 Residence (County) | Vermilion |
| Additional Details | |
| Occupation | Housewife |
| Industry | Home |
| Highest Grade | No 7 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Housewife |
| Township / Ward | Georgetown City |
| Est. Birth Year | ~1894 |
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 Clara | Age | Birth yr |
|---|---|---|---|---|
| Clad Cook | Head | — | 57 | ~1883 |
| Zylpha Cook | Other | — | 17 | ~1923 |
| Chester Cook | Son | — | 20 | ~1920 |
| Clara Cook | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Vermilion, Illinois
Spouse, age 26
Vermilion, Illinois · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Clara E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| 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
Vermilion, Illinois
Spouse, age 36
Vermilion, Illinois · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Clara |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Vermilion-County, Illinois
Spouse, age 46
Vermilion-County, Illinois · implied b. ~1894 — 4 household members
| Surname | Cook |
| Given Name | Clara |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Georgetown City |
| 1935 Residence (County) | Vermilion |
| Occupation | Housewife |
| Industry | Home |
| Highest Grade | No 7 |
| 1935 Residence | Illinois |
| 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 Clara Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Clara Cook
Spouse · 1940 · age 46 · b. ~1894 · 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 — Vermilion-County, Illinois
Open full size
1940 US Federal Census — Vermilion-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00899-00062)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Zade Conrad | 55 | Head | Railroader | Indiana |
| 42 | Edith Conrad | 45 | Wife | Housewife | Illinois |
| 43 | Veda Lilly | 5 | Grandc | — | Illinois |
| 44 | Minimi Endus | 42 | Head | Housewife | Indiana |
| 45 | Hazel Garret | 17 | Daugh | Housework | Indiana |
| 46 | Clad Cook | 57 | Head | Coalminer | Illinois |
| 47 | Clara Cook THIS PERSON | 46 | Wife | Housewife | Illinois |
| 48 | Chester Cook | 20 | Son | Labor | Illinois |
| 49 | Zylpha Cook | 17 | Daugh | Pupil | Illinois |
| 50 | George Henschen | 67 | Head | Railroader | Indiana |
| 51 | Rosa Henschen | 65 | Wife | Housewife | Indiana |
| 52 | Edgar Henschen | 42 | Son | Mechanic | Indiana |
| 53 | Ovid Hansen | 38 | Head | Coalminer | Illinois |
| 54 | Kate Hansen | 32 | Wife | Housewife | Illinois |
| 55 | John Hansen | 15 | Son | Pupil | Illinois |
| 56 | Aretus Olson | 36 | Head | Coal Mine | Illinois |
| 57 | Clara Olson | 36 | Wife | Housewife | Illinois |
| 58 | Charles E. Jones | 28 | Head | Coalminer | Illinois |
| 59 | Neilla Jones | 27 | Wife | Housewife | Missouri |
| 60 | Jackie Lee Jones | 8 | Son | — | Illinois |
| 61 | Shirley Jean Jones | 7 | Daugh | — | Illinois |
| 62 | Joyce Irene Jones | 4 | Daugh | — | Illinois |
| 63 | Floyd Cobble | 48 | Head | Coal Miner | Illinois |
| 64 | Lavaughn Cobble | 32 | Wife | Housewife | Illinois |
| 65 | Perry Cobble | 10 | Son | — | Illinois |
| 66 | Gene Cobble | 28 | Bro. | Farmer | Illinois |
| 67 | Lewis Bowen | 78 | Head | Farmer | Illinois |
| 68 | Alice Bowen | 72 | Wife | Housewife | Illinois |
| 69 | Frank Scott | 15 | Grandc. | Pupil | Illinois |
| 70 | Patricia Scott | 13 | Grandc. | Pupil | Illinois |
| 71 | George W. Ray | 67 | Head | Railroader | Illinois |
| 72 | Josephine Ray | 57 | Wife | Housewife | Illinois |
| 73 | Joseph Minivan | 65 | Head | Labor | Illinois |
| 74 | Mattie Minivan | 64 | Wife | Housewife | Illinois |
| 75 | John Cahoon | 63 | Head | Coalminer | Illinois |
| 76 | Jessie Lee Cahoon | 15 | Daugh | Pupil | Washington |
| 77 | Oscar Raison | 54 | Head | Bookkeeper | Kentucky |
| 78 | Laura Raison | 44 | Wife | Housewife | Illinois |
| 79 | Loren Raison | 20 | Son | Labor | Illinois |
| 80 | Emerald Beding | 23 | Head | Labor | Dakota |
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)