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Frank Cook — 1940 US Census Record
Model Tree available1940 United States Federal Census · Summit-County, Ohio
Our Model Tree links this Frank Cook across the 1920, 1930 and 1940 US Censuses in Summit-County, Ohio (XGBoost, ~Confirmed), with identified parents Adam & Edwin — first a head (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Summit-County, Ohio |
| Surname | Cook |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Akron |
| 1935 Residence (County) | Summit |
| Additional Details | |
| Occupation | Maintenance |
| Industry | Machine Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2100 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Maintenance |
| Township / Ward | Akron |
| Est. Birth Year | ~1909 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Jeanette Cook | Daughter | — | 7 | ~1933 |
| Frank Cook | Head | — | 31 | ~1909 |
| Donald Cook | Son | — | 8 | ~1932 |
| Gail Cook | Spouse | — | 27 | ~1913 |
Census Appearances
1920
Summit, Ohio
Son, age 11
Summit, Ohio · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Frank E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Summit, Ohio
Son, age 21
Summit, Ohio · implied b. ~1909 — 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 | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Plumber |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Summit-County, Ohio
Head, age 31
Summit-County, Ohio · implied b. ~1909 — 4 household members
| Surname | Cook |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Akron |
| 1935 Residence (County) | Summit |
| Occupation | Maintenance |
| Industry | Machine Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2100 |
| Highest Grade | Hs 2 |
| 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 Frank Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Adam Cook (~0.92 confidence) and father Edwin Cook (~0.92 confidence) and mother Bertha Cook (~0.92 confidence) and mother Bertha Cook (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Adam Cook
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Edwin Cook
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Bertha Cook
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Bertha Cook
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Cook
Head · 1940 · age 31 · b. ~1909 · 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 — Summit-County, Ohio
Open full size
1940 US Federal Census — Summit-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03182-00518)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rose Plankeman | 30 | Wife | 0 | Germany |
| 42 | Edith R. Plankeman | 7 | Daughter | — | Ohio |
| 43 | Frank Cook THIS PERSON | 31 | Head | Maintenance | Ohio |
| 44 | Gail Cook | 27 | Wife | 0 | Ohio |
| 45 | Donald Cook | 8 | Son | — | Ohio |
| 46 | Jeanette Cook | 7 | Daughter | — | Ohio |
| 47 | Louis Reittig | 30 | Head | Deicer | Tennessee |
| 48 | Myrtle Reittig | 21 | Wife | 0 | Maryland |
| 49 | Earl Reittig | 8 | Son | — | Ohio |
| 50 | Elva J. Reittig | 7 | Daughter | — | Ohio |
| 51 | Nancy Thompson | 66 | Mother-in-law | 0 | Tennessee |
| 52 | George Effland | 28 | Head | Machinist | W. Virginia |
| 53 | Gladys Effland | 25 | Wife | 0 | Ohio |
| 54 | Marilyn Effland | 6 | Daughter | — | Ohio |
| 55 | Alice Hunter | 49 | Mother-in-law | Alters Clothes | Ohio |
| 56 | Cash O. Glaze | 59 | Head | 0 | W. Virginia |
| 57 | Amelia Glaze | 51 | Wife | School Cook | Pennsylvania |
| 58 | Zella Blade | 41 | Head | Teacher | Ohio |
| 59 | Ray Brooker | 51 | Head | 0 | W. Virginia |
| 60 | Dale Brooker | 21 | Son | Laborer | W. Virginia |
| 61 | Semper Duval | 49 | Head | Manager | W. Virginia |
| 62 | Dudley Duval | 16 | Son | Truck Driver | Ohio |
| 63 | Anna Bobbitt | 49 | Housekeeper | Housekeeper | W. Virginia |
| 64 | Howard Devaughn | 37 | Head | Janitor | Pennsylvania |
| 65 | Mary Devaughn | 34 | Wife | 0 | Pennsylvania |
| 66 | Robert A. Pierson | 31 | Head | Baker | W. Virginia |
| 67 | Grace G. Pierson | 29 | Wife | 0 | W. Virginia |
| 68 | Ronald F. Pierson | 8 | Son | — | Ohio |
| 69 | Kenneth L. Pierson | 7 | Son | — | Ohio |
| 70 | Roberta G. Pierson | 6 | Daughter | — | W. Virginia |
| 71 | Frederick L. Pierson | 1 | Son | — | Ohio |
| 72 | James M. Rowan | 54 | Head | B. Tire Balancer | Ohio |
| 73 | Mattie Rowan | 49 | Wife | 0 | Ohio |
| 74 | Ostis Markley | 56 | Head | Laborer | W. Virginia |
| 75 | Stella Markley | 48 | Wife | 0 | W. Virginia |
| 76 | Emily Markley | 22 | Daughter | Stenographer | Ohio |
| 77 | Leonard Hinton | 34 | Head | Tire Builder | Indiana |
| 78 | Pearl D. Hinton | 35 | Wife | 0 | W. Virginia |
| 79 | William L. Hinton | 12 | Son | — | Ohio |
| 80 | Theodore Johnson | 30 | Head | Tire Builder | Ohio |
Pedigree Summary
Frank
Gen 1 · 4 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)