EC
Earl Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richland-County, Ohio
Our Model Tree links this Earl Cook across the 1920, 1930 and 1940 US Censuses in Richland-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, Ohio |
| Surname | Cook |
| Given Name | Earl J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Mansfield |
| 1935 Residence (County) | Richland |
| Additional Details | |
| Occupation | Machinist |
| Industry | Mansfield Tire |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 306 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Machinist |
| Township / Ward | Mansfield |
| Est. Birth Year | ~1888 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Earl | Age | Birth yr |
|---|---|---|---|---|
| Earl Cook | Head | — | 52 | ~1888 |
| Helen Cook | Daughter | — | 21 | ~1919 |
| Richard Cook | Son | — | 11 | ~1929 |
| Mary Cook | Daughter | — | 9 | ~1931 |
| Eva Cook | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Richland, Ohio
Head, age 32
Richland, Ohio · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Earl J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Machinist |
| Industry | Rubber Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Richland, Ohio
Head, age 42
Richland, Ohio · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Earl J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 24 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Machinist |
| Industry | Rubber Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Richland-County, Ohio
Head, age 52
Richland-County, Ohio · implied b. ~1888 — 5 household members
| Surname | Cook |
| Given Name | Earl J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Mansfield |
| 1935 Residence (County) | Richland |
| Occupation | Machinist |
| Industry | Mansfield Tire |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 306 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Earl Cook
Head · 1940 · age 52 · b. ~1888 · Ohio
★ 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 — Richland-County, Ohio
Open full size
1940 US Federal Census — Richland-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03135-00008)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred E. Powell | 60 | Head | Mail Clerk | Ohio |
| 2 | Mary E. Powell | 47 | Wife | Housework | Canada |
| 3 | William C. Dusty | 18 | Son | Student | Canada |
| 4 | Carl Walters | 44 | Head | Joiner | Ohio |
| 5 | Helen Walters | 42 | Wife | Housewife | Ohio |
| 6 | Eugene Walters | 20 | Son | Painter | Ohio |
| 7 | Freda Walters | 19 | Daughter | Home-Making | Ohio |
| 8 | Martha Jane Walters | 11 | Daughter | Student | Ohio |
| 9 | Richard Carl Walters | 8 | Son | Student | Ohio |
| 10 | Robert Arthur Walters | 6 | Son | — | Ohio |
| 11 | Raymond D. Walters | 4 | Son | — | Ohio |
| 12 | Howard Robinson | 32 | Head | Dairy | Ohio |
| 13 | Charlotte Robinson | 27 | Wife | Housewife | Ohio |
| 14 | Betty Robinson | 9 | Daughter | Student | Ohio |
| 15 | Josh Genge | 45 | Head | Liquor | Yugoslavia |
| 16 | Blaza Genge | 31 | Wife | Housewife | Yugoslavia |
| 17 | Joe Symsick | 52 | Head | Laborer | Poland |
| 18 | Bettie Symsick | 50 | Wife | Housewife | Poland |
| 19 | Edward Symsick | 17 | Son | Student | Ohio |
| 20 | Richard Symsick | 4 | Son | — | Ohio |
| 21 | Jesse Wade Stanfield | 45 | Head | Plumber | Tennessee |
| 22 | Marie Stanfield | 46 | Wife | Housewife | Ohio |
| 23 | Ellen Robinson | 24 | Head | Teacher | Ohio |
| 24 | Sandra Robinson | 6 | Daughter | — | Ohio |
| 25 | Bernita Robinson | 4 | Daughter | — | Ohio |
| 26 | John Sarofis | 67 | Head | — | Greece |
| 27 | Eva Sarofis | 54 | Wife | House-Wife | Greece |
| 28 | Verna Sarofis | 15 | Daughter | Student | Ohio |
| 29 | Golda Sarofis | 11 | Daughter | Student | Ohio |
| 30 | Harry Sarofis | 10 | Son | Student | Ohio |
| 31 | Orville Cook | 56 | Head | — | Ohio |
| 32 | Earl J. Cook THIS PERSON | 52 | Head | Machinist | Ohio |
| 33 | Eva M. Cook | 46 | Wife | Housewife | Ohio |
| 34 | Helen Marie Cook | 21 | Daughter | Stenographer | Ohio |
| 35 | Richard Earl Cook | 11 | Son | Student | Ohio |
| 36 | Mary K. Cook | 9 | Daughter | Student | Ohio |
| 37 | Gilbert Vaughn | 36 | Head | Driver | Penn. |
| 38 | Luella Vaughn | 34 | Wife | Housewife | Penn. |
| 39 | Jeanette Vaughn | 3 | Daughter | — | Ohio |
| 40 | Carl Brown | 30 | Head | Mechanic | Ohio |
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)