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Florence Cook — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mahoning-County, Ohio
Our Model Tree links this Florence Cook across the 1920, 1930 and 1940 US Censuses in Mahoning-County, Ohio (XGBoost, ~Confirmed), with identified parents Hallie & Smith — first a daughter (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mahoning-County, Ohio |
| Surname | Cook |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | City of Youngstown |
| 1935 Residence (County) | Mahoning |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | City Of Youngstown |
| Est. Birth Year | ~1915 |
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 Florence | Age | Birth yr |
|---|---|---|---|---|
| Florence Cook | Daughter | — | 25 | ~1915 |
| Esther Cowles | Daughter | — | 21 | ~1919 |
| Smith Cook | Head | — | 62 | ~1878 |
| Eunice Cook | Spouse | — | 46 | ~1894 |
| David Flick | Other | — | 12 | ~1928 |
Census Appearances
1920
Mahoning, Ohio
Daughter, age 3
Mahoning, Ohio · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Florence |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Mahoning, Ohio
Daughter, age 13
Mahoning, Ohio · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Mahoning-County, Ohio
Daughter, age 25
Mahoning-County, Ohio · implied b. ~1915 — 5 household members
| Surname | Cook |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | City of Youngstown |
| 1935 Residence (County) | Mahoning |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 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 Florence Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hallie Cook (~0.92 confidence) and father Smith Cook (~0.92 confidence) and father Walter Cook (~0.92 confidence) and mother Cornelia Cook (~0.92 confidence) and mother Eunice Cook (~0.92 confidence) and mother Mabel Cook (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hallie Cook
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Smith Cook
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Walter Cook
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Cornelia Cook
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Eunice Cook
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Mabel Cook
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Florence Cook
Daughter · 1940 · age 25 · b. ~1915 · Ohio
★ You are viewing this record
Sibling
Esther Cowles
Sibling · 1940 · age 21
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 — Mahoning-County, Ohio
Open full size
1940 US Federal Census — Mahoning-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03271-00095)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles R. Mccarter | 26 | Head | Service Man | Ohio |
| 42 | Mary D. Mccarter | 26 | Wife | Trained Nurse | Ohio |
| 43 | Charles R. Mccarter | 1 | Grandson | — | Ohio |
| 44 | Lena Showman | 20 | Maid | Maid | Pennsylvania |
| 45 | William E. Walsh | 45 | Head | Mechanic | Ohio |
| 46 | Helen A. Walsh | 45 | Wife | — | Ohio |
| 47 | William E. Walsh | 23 | Son | Cost Clerk | Ohio |
| 48 | John R. Walsh | 20 | Son | Laborer | Ohio |
| 49 | Myron Walsh | 19 | Son | Clerk | Ohio |
| 50 | Edward J. Walsh | 17 | Son | — | Ohio |
| 51 | Helen D. Walsh | 15 | Daughter | — | Ohio |
| 52 | Thomas Murphy | 37 | Head | Truck Driver | Ohio |
| 53 | Pearl Murphy | 34 | Wife | — | Ohio |
| 54 | John T. Murphy | 13 | Son | — | Ohio |
| 55 | Joanne Murphy | 11 | Daughter | — | Ohio |
| 56 | Ira C. Thomas | 46 | Head | Machine Operator | Pennsylvania |
| 57 | Hazel M. Thomas | 42 | Wife | — | Pennsylvania |
| 58 | Elaine Thomas | 15 | Daughter | — | Ohio |
| 59 | John R. Thomas | 9 | Son | — | Ohio |
| 60 | Ada Thomas | 73 | Mother | — | Pennsylvania |
| 61 | George S. Thomas | 47 | Brother | Conductor | Pennsylvania |
| 62 | George S. Thomas | 19 | Nephew | Laborer | Ohio |
| 63 | Philip A. Fisher | 26 | Head | Bookkeeper | Indiana |
| 64 | Dorothy Fisher | 25 | Wife | — | Ohio |
| 65 | Sarah A. Fisher | 1 | Daughter | — | Ohio |
| 66 | Infant Fisher | 0 | Son | — | Ohio |
| 67 | Kernell Hayden | 40 | Head | Furnace Attendant | Pennsylvania |
| 68 | Cora Hayden | 35 | Wife | — | Pennsylvania |
| 69 | Marjorie Hayden | 14 | Daughter | — | Pennsylvania |
| 70 | Marilyn Hayden | 9 | Daughter | — | Ohio |
| 71 | John Q. Vansel | 47 | Head | Turn Foreman | Ohio |
| 72 | Pearl M. Vansel | 46 | Wife | — | Ohio |
| 73 | Mary E. Vansel | 20 | Daughter | — | Ohio |
| 74 | Elizabeth Vansel | 8 | Daughter | — | Ohio |
| 75 | Dorothy Vansel | 5 | Daughter | — | Ohio |
| 76 | Smith Cook | 62 | Head | Laborer | Ohio |
| 77 | Eunice Cook | 46 | Wife | — | England |
| 78 | Florence Cook THIS PERSON | 25 | Daughter | — | Ohio |
| 79 | Esther Cowles | 21 | Daughter | — | Ohio |
| 80 | David Flick | 12 | Lodger | — | Ohio |
Pedigree Summary
Florence + 1 sibling
Gen 1 · 6 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)