AC
Anna Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Ohio
Our Model Tree links this Anna Cook across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 5-person household.
Age 70
b. ~1870
Female
Spouse
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Ohio |
| Surname | Cook |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Dayton |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | none |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Dayton |
| Est. Birth Year | ~1870 |
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 Anna | Age | Birth yr |
|---|---|---|---|---|
| Eugene Cook | Son | — | 14 | ~1926 |
| Anna Cook | Spouse | — | 70 | ~1870 |
| William Cook | Son | — | 20 | ~1920 |
| Helen Cook | Daughter | — | 19 | ~1921 |
| Anna Cook | Daughter | — | 12 | ~1928 |
Census Appearances
1920
Montgomery, Ohio
Other, age 51
Montgomery, Ohio · implied b. ~1869 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Anna |
| Relationship to Head | Sister-in-law |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Widowed |
| Birthplace | Ohio |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Housekeeper |
| Industry | Hotel |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Montgomery, Ohio
Other, age 61
Montgomery, Ohio · implied b. ~1869 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Anna |
| Relationship to Head | Housekeeper |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Widowed |
| Birthplace | Ohio |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Housekeeper |
| Industry | Private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Montgomery-County, Ohio
Spouse, age 70
Montgomery-County, Ohio · implied b. ~1870 — 5 household members
| Surname | Cook |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Dayton |
| 1935 Residence (County) | Montgomery |
| Occupation | none |
| Income (1939) | 0 |
| 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 Anna Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Anna Cook
Spouse · 1940 · age 70 · b. ~1870 · 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 — Montgomery-County, Ohio
Open full size
1940 US Federal Census — Montgomery-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03256-00509)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Cook THIS PERSON | 70 | Wife | None | Ohio |
| 42 | William H Cook | 20 | Son | None | Ohio |
| 43 | Helen R Cook | 19 | Daughter | None | Ohio |
| 44 | Eugene R Cook | 14 | Son | None | Ohio |
| 45 | Anna M Cook | 12 | Daughter | None | Ohio |
| 46 | David H O'Hearn | 50 | Head | Fireman | Ohio |
| 47 | Gertrude O'Hearn | 49 | Wife | None | Ohio |
| 48 | Robert H O'Hearn | 17 | Son | None | Ohio |
| 49 | Rosemary O'Hearn | 11 | Daughter | None | Ohio |
| 50 | Albert F Richert | 53 | Head | Machinist | Ohio |
| 51 | Marie Richert | 53 | Wife | None | Ohio |
| 52 | Joseph Richert | 19 | Son | Office Clerk | Ohio |
| 53 | Eleonore Richert | 17 | Daughter | None | Ohio |
| 54 | John Richert | 11 | Son | None | Ohio |
| 55 | Carl Richert | 11 | Son | None | Ohio |
| 56 | Robert Davis | 26 | Head | Decorator | Ohio |
| 57 | Mildred Davis | 25 | Wife | None | Kentucky |
| 58 | Doris Jean Davis | 2 | Daughter | None | Ohio |
| 59 | Alice Davis | 59 | Head | Laundry Worker | England |
| 60 | Albert Davis | 24 | Head | Decorator | Ohio |
| 61 | Margaret Davis | 22 | Wife | Saleslady | Ohio |
| 62 | Elizabeth Bilharc | 70 | Head | None | Germany |
| 63 | Frederick Bilharc | 40 | Son | None | New Jersey |
| 64 | Catherine Degenhard | 46 | Head | None | Germany |
| 65 | Harry Degenhard | 14 | Son | None | Ohio |
| 66 | Marie Herzog | 53 | Head | None | Ohio |
| 67 | Elwood Herzog | 26 | Son | Airplane Mechanic | Ohio |
| 68 | Elwood Herzog | 23 | Son | Machinist | Ohio |
| 69 | Lester Herzog | 21 | Son | Machinist | Ohio |
| 70 | Ruth Herzog | 20 | Daughter | Electric Motor Winder | Ohio |
| 71 | Paul Herzog | 17 | Son | None | Ohio |
| 72 | John C Riley | 55 | Head | Truck Driver | Ohio |
| 73 | Mable Riley | 55 | Wife | None | Ohio |
| 74 | Marianne Riley | 24 | Daughter | School Teacher | South Dakota |
| 75 | James H Riley | 23 | Son | Stock Clerk | South Dakota |
| 76 | Robert J Riley | 21 | Son | Stock Clerk | South Dakota |
| 77 | Janet M Riley | 14 | Daughter | None | South Dakota |
| 78 | Katie M Banke | 84 | Head | None | Ohio |
| 79 | Daisy Banke | 61 | Daughter | None | Ohio |
| 80 | John C Rosenberger | 30 | Head | Shipping Clerk | Ohio |
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)