EC
Earl Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cowley-County, Kansas
Our Model Tree links this Earl Cook across the 1930 and 1940 US Censuses in Cowley-County, Kansas (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 6-person household.
Age 19
b. ~1921
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cowley-County, Kansas |
| Surname | Cook |
| Given Name | Earl C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Sheridan Twp. |
| 1935 Residence (County) | Cowley |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Sheridan Twp |
| Est. Birth Year | ~1921 |
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 Earl | Age | Birth yr |
|---|---|---|---|---|
| Robert Cook | Son | — | 13 | ~1927 |
| Verna Cook | Son | — | 16 | ~1924 |
| Harold Cook | Son | — | 9 | ~1931 |
| Carl Cook | Head | — | 48 | ~1892 |
| Earl Cook | Son | — | 19 | ~1921 |
| Edith Cook | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Cowley, Kansas
Son, age 9
Cowley, Kansas · implied b. ~1921 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Cowley-County, Kansas
Son, age 19
Cowley-County, Kansas · implied b. ~1921 — 6 household members
| Surname | Cook |
| Given Name | Earl C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Sheridan Twp. |
| 1935 Residence (County) | Cowley |
| Industry | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Earl Cook
Son · 1940 · age 19 · b. ~1921 · Kansas
★ You are viewing this record
Sibling
Robert Cook
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Cook
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Verna Cook
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cowley-County, Kansas
Open full size
1940 US Federal Census — Cowley-County, Kansas
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01226-00690)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary A Howard | 47 | Wife | — | Kansas |
| 2 | George F Weigle | 45 | Head | Farmer | Kansas |
| 3 | Ethel J Weigle | 39 | Wife | — | Kansas |
| 4 | Margaret Weigle | 5 | Daughter | — | Kansas |
| 5 | Gerald E Weigle | 3 | Son | — | Kansas |
| 6 | James N Brown | 34 | Head | Hired Man | Missouri |
| 7 | Genevieve B Brown | 22 | Wife | — | Kansas |
| 8 | Charles P Brown | 12 | Daughter | — | Kansas |
| 9 | Donald J Brown | 10 | Son | — | Kansas |
| 10 | Bruce W Brown | 5 | Son | — | Kansas |
| 11 | Lillie L Brown | 4 | Daughter | — | Kansas |
| 12 | Henry R Bergdall | 45 | Head | Farmer | West Virginia |
| 13 | Maggie M Bergdall | 44 | Wife | — | Kansas |
| 14 | Sarah Lou Bergdall | 20 | Daughter | Teacher | Oklahoma |
| 15 | William H Bergdall | 19 | Son | Clerk | Oklahoma |
| 16 | Phyllis M Bergdall | 13 | Daughter | — | Kansas |
| 17 | Alfred C Bowman | 57 | Head | Farmer | Kansas |
| 18 | Flora B Bowman | 50 | Wife | — | Kansas |
| 19 | Carl C Cook | 48 | Head | Farmer | Kansas |
| 20 | Edith E Cook | 49 | Wife | — | Kansas |
| 21 | Earl C Cook THIS PERSON | 19 | Son | — | Kansas |
| 22 | Verna A Cook | 16 | Son | — | Kansas |
| 23 | Robert L Cook | 13 | Son | — | Kansas |
| 24 | Harold L Cook | 9 | Son | — | Kansas |
| 25 | Daniel N Lawson | 71 | Head | — | Illinois |
| 26 | Ida M Lawson | 69 | Wife | — | Illinois |
| 27 | Edward Hill | 43 | Head | Farmer | Kansas |
| 28 | Clarence L Burt | 62 | Head | — | Kansas |
| 29 | Lenora Burt | 62 | Wife | — | Kansas |
| 30 | Frank E Burt | 38 | Son | Farmer | Kansas |
| 31 | William H Fox | 37 | Head | Farmer | Kansas |
| 32 | Lorena V Fox | 33 | Wife | — | Kansas |
| 33 | Frances M Fox | 10 | Daughter | — | Kansas |
| 34 | Gladys M Fox | 6 | Daughter | — | Kansas |
| 35 | Dorothy B Fox | 3 | Daughter | — | Kansas |
| 36 | George E Darr | 64 | Head | Farmer | Indiana |
| 37 | Amanda O Darr | 42 | Wife | — | Virginia |
| 38 | Thomas O Flinn | 72 | Uncle | — | Indiana |
| 39 | William J Dalton | 20 | Step son | Truck Driver | Virginia |
Related Census Records
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)