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Frank Cook — 1940 US Census Record
Model Tree available1940 United States Federal Census · Adams-County, Illinois
Our Model Tree links this Frank Cook across the 1920, 1930 and 1940 US Censuses in Adams-County, Illinois (XGBoost, ~Confirmed), with identified parents Archie & Elizabeth — first a head (b.~1898), then head of a 3-person household.
Age 42
b. ~1898
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Adams-County, Illinois |
| Surname | Cook |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Quincy City |
| 1935 Residence (County) | Adams |
| Additional Details | |
| Occupation | Labor |
| Industry | Building Construction |
| Class of Worker | PW |
| Income (1939) | 560 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Labor |
| Township / Ward | Quincy City |
| Est. Birth Year | ~1898 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Frank Cook | Head | — | 42 | ~1898 |
| Frank Cook | Son | — | 10 | ~1930 |
| Louise Cook | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Adams, Illinois
Son, age 22
Adams, Illinois · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Ohio |
| Occupation | Teamster |
| Industry | General |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Adams, Illinois
Head, age 33
Adams, Illinois · implied b. ~1897 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 32 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Ohio |
| Occupation | Fireman |
| Industry | Fire Department |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Radio Set | R |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Adams-County, Illinois
Head, age 42
Adams-County, Illinois · implied b. ~1898 — 3 household members
| Surname | Cook |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Quincy City |
| 1935 Residence (County) | Adams |
| Occupation | Labor |
| Industry | Building Construction |
| Class of Worker | PW |
| Income (1939) | 560 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Frank Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Archie Cook (~0.92 confidence) and mother Elizabeth Cook (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Archie Cook
b. ~1854
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Cook
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Cook
Head · 1940 · age 42 · b. ~1898 · 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 — Adams-County, Illinois
Open full size
1940 US Federal Census — Adams-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00757-00428)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alvin S. Duey | 63 | Head | Custodian | Illinois |
| 2 | Gail L. Duey | 61 | Wife | — | Illinois |
| 3 | Roy C. Faust | 35 | Head | Boiler Washer | Illinois |
| 4 | Sylvia O. Faust | 30 | Wife | — | Illinois |
| 5 | Carol A. Faust | 11 | Daughter | — | Illinois |
| 6 | Robert C. Faust | 2 | Son | — | Illinois |
| 7 | Pearl W. Patrick | 52 | Head | Bartender | Missouri |
| 8 | Mamie T. Patrick | 37 | Wife | Cleaning | Arkansas |
| 9 | Perry D. Patrick | 17 | Son | — | Illinois |
| 10 | Lydia Hayes | 87 | Head | — | Illinois |
| 11 | Jesse Young | 38 | Head | Spray Painter | Illinois |
| 12 | Marie C. Young | 33 | Wife | — | Illinois |
| 13 | Lela R. Young | 17 | Daughter | — | Missouri |
| 14 | Anna M. Young | 14 | Daughter | — | Missouri |
| 15 | Delores L. Young | 13 | Daughter | — | Missouri |
| 16 | Dorothy J. Young | 12 | Daughter | — | Missouri |
| 17 | Jess Jr. Young | 11 | Son | — | Illinois |
| 18 | Charles L. Young | 9 | Son | — | Illinois |
| 19 | Sylvester R. Strong | 63 | Head | Labor | Missouri |
| 20 | Clara Strong | 53 | Wife | — | Missouri |
| 21 | Adam Richardson | 64 | Head | — | Illinois |
| 22 | Laura B. Richardson | 59 | Wife | — | Tennessee |
| 23 | Waddell Haley | 22 | Lodger | — | Oklahoma |
| 24 | Homer L. Roan | 37 | Head | Machinist | Illinois |
| 25 | Doris E. Roan | 27 | Wife | — | Okla |
| 26 | Duane H. Roan | 6 | Son | — | Okla |
| 27 | Arman W. Roan | 4 | Son | — | Illinois |
| 28 | Frank Cook THIS PERSON | 42 | Head | Labor | Missouri |
| 29 | Louise Cook | 32 | Wife | Waitress | Illinois |
| 30 | Frank Jr. Cook | 10 | Son | — | Illinois |
| 31 | Evertt N. Dennison | 24 | Head | Machine Oper | Missouri |
| 32 | Ola Mae Dennison | 22 | Wife | Machine Oper | Missouri |
| 33 | Bonnie N. Snodgrass | 17 | Lodger | Maid | Missouri |
| 34 | Louise S. Guthrie | 32 | Head | Machinist | Illinois |
| 35 | Evelyn E. Guthrie | 28 | Wife | Cutter | Missouri |
| 36 | Jo Anne Guthrie | 6 | Daughter | — | Illinois |
| 37 | Robert L. Guthrie | 4 | Son | — | Illinois |
| 38 | Charles F. Thurman | 35 | Head | Manager | Illinois |
| 39 | Victorine M. Thurman | 36 | Wife | — | Illinois |
| 40 | Mary J. Thurman | 14 | Daughter | — | Illinois |
Pedigree Summary
Frank
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)