AC
Arthur Cook — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Arthur Cook across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed), with identified parents Arthur & Lillie — first a head (b.~1916), then head of a 3-person household.
Age 24
b. ~1916
Male
Head
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Cook |
| Given Name | Arthur M. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Bolt-Threader |
| Industry | Manufacturing Bolt Company |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1000 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Bolt-Threader |
| Township / Ward | Birmingham |
| Est. Birth Year | ~1916 |
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 Arthur | Age | Birth yr |
|---|---|---|---|---|
| Arthur Cook | Head | — | 24 | ~1916 |
| Thelma Cook | Spouse | — | 20 | ~1920 |
| Arthur Cook | Son | — | 3 | ~1937 |
Census Appearances
1920
Jefferson, Alabama
Son, age 4
Jefferson, Alabama · implied b. ~1916 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Jefferson, Alabama
Son, age 15
Jefferson, Alabama · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Head, age 24
Jefferson-County, Alabama · implied b. ~1916 — 3 household members
| Surname | Cook |
| Given Name | Arthur M. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Occupation | Bolt-Threader |
| Industry | Manufacturing Bolt Company |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1000 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Arthur Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arthur Cook (~0.92 confidence) and mother Lillie Cook (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Cook
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Lillie Cook
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Cook
Head · 1940 · age 24 · b. ~1916 · Alabama
★ 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 — Jefferson-County, Alabama
Open full size
1940 US Federal Census — Jefferson-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00095-00194)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John D. Sullivan | 57 | Head | Laborer | Alabama |
| 42 | Effie D. Sullivan | 54 | Wife | — | Alabama |
| 43 | Jay Katherine Sullivan | 33 | Daughter | Saleslady | Alabama |
| 44 | Patty Sullivan | 28 | Daughter | Secretary | Alabama |
| 45 | Mary Jo Sullivan | 21 | Daughter | Stenographer | Alabama |
| 46 | Walton C. Mcconnell | 62 | Head | Printer | Georgia |
| 47 | Lenna B. Mcconnell | 61 | Wife | — | Georgia |
| 48 | Joseph Mcconnell | 24 | Son | Sales Clerk | Alabama |
| 49 | Mary Lou Mcconnell | 54 | Sister | Stenographer | Georgia |
| 50 | Sarah E. Watkins | 59 | Head | — | England |
| 51 | Robert Watkins | 38 | Son | Pharmacist | Alabama |
| 52 | Charles A. Parker | 29 | Son-in-law | Clerk | Alabama |
| 53 | Nancy W. Parker | 25 | Daughter | — | Alabama |
| 54 | Alfred T. Manning | 41 | Head | Field Supervisor | Alabama |
| 55 | Helen H. Manning | 37 | Wife | — | Texas |
| 56 | Frederick Manning | 4 | Son | — | Alabama |
| 57 | Helen Manning | 12 | Daughter | — | Missouri |
| 58 | C. Roscoe Merchant | 33 | Head | 60 | Alabama |
| 59 | Gladys S. Merchant | 37 | Wife | — | Alabama |
| 60 | Charles Lloyd Merchant | 4 | Son | — | Alabama |
| 61 | Luther B. Allen | 63 | Head | Stock Clerk | Tennessee |
| 62 | Clara B. Allen | 59 | Wife | — | Tennessee |
| 63 | Adelarde Allen | 25 | Daughter | Clerk-Checkers | Tennessee |
| 64 | Ruth Allen | 21 | Daughter | Saleslady | Alabama |
| 65 | Annie H. Cobb | 44 | Head | — | Alabama |
| 66 | Sidney J. Cobb | 21 | Son | Assistant Plumber | Louisiana |
| 67 | John Claude Hedrick | 60 | Head | Salesman | Alabama |
| 68 | Marcella Hedrick | 17 | Daughter | Waitress | Alabama |
| 69 | Janet Hedrick | 15 | Daughter | — | Alabama |
| 70 | Clyde E. Jones | 38 | Head | Salesman | Alabama |
| 71 | Edna S. Jones | 40 | Wife | Saleslady | Alabama |
| 72 | Clyde Jr. Jones | 10 | Son | — | Alabama |
| 73 | Quincy B. Jones | 7 | Son | — | Alabama |
| 74 | Arthur M. Jr. Cook THIS PERSON | 24 | Head | Bolt-Threader | Alabama |
| 75 | Thelma Cook | 20 | Wife | — | Alabama |
| 76 | Arthur Cook | 3 | Son | — | Alabama |
| 77 | Charles W. Duggin | 33 | Head | Cook | Kentucky |
| 78 | Irene Duggin | 31 | Wife | Waitress | Alabama |
| 79 | Gloria Ann Duggin | 7 | Daughter | — | Tennessee |
| 80 | Mallie Partin | 61 | Mother-in-law | — | Alabama |
Pedigree Summary
Arthur
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)