EC
Emma Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Butler-County, Ohio
Our Model Tree links this Emma Cook across the 1910, 1920, 1930 and 1940 US Censuses in Butler-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1872), then head of a 3-person household.
Age 68
b. ~1872
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Butler-County, Ohio |
| Surname | Cook |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Hamilton |
| 1935 Residence (County) | Butler |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Hamilton |
| Est. Birth Year | ~1872 |
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 Emma | Age | Birth yr |
|---|---|---|---|---|
| Ruth Cook | Daughter | — | 32 | ~1908 |
| Emma Cook | Spouse | — | 68 | ~1872 |
| Charles Cook | Head | — | 72 | ~1868 |
Census Appearances
1910
Butler, Ohio
Spouse, age 39
Butler, Ohio · implied b. ~1871 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Indiana |
| Years Married | 5 |
| Children Born | 1 |
| Children Living | 1 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Butler, Ohio
Spouse, age 48
Butler, Ohio · implied b. ~1872 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Emma |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Butler, Ohio
Other, age 58
Butler, Ohio · implied b. ~1872 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Emma |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 34 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Butler-County, Ohio
Spouse, age 68
Butler-County, Ohio · implied b. ~1872 — 3 household members
| Surname | Cook |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Hamilton |
| 1935 Residence (County) | Butler |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Emma Cook across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Emma Cook
Spouse · 1940 · age 68 · b. ~1872 · 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 — Butler-County, Ohio
Open full size
1940 US Federal Census — Butler-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03032-00464)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Samuel B. Hill | 60 | Head | Woodworker | Illinois |
| 42 | Susie Hill | 59 | Wife | — | Illinois |
| 43 | Charles W. Cook | 72 | Head | President | Illinois |
| 44 | Emma Cook THIS PERSON | 68 | Wife | — | Indiana |
| 45 | Ruth Cook | 32 | Daughter | Assistant | Ohio |
| 46 | Nellie Mettler | 52 | Head | — | Ohio |
| 47 | Mary Mettler | 26 | Daughter | Secretary | Ohio |
| 48 | Ellis Mettler | 23 | Son | Fireman | Ohio |
| 49 | Stanley Kochendorfer | 50 | Head | Laborer | Ohio |
| 50 | Nellie Kochendorfer | 49 | Wife | — | Ohio |
| 51 | Doris Kochendorfer | 18 | Daughter | Saleswoman | Ohio |
| 52 | Anna Jane Kochendorfer | 16 | Daughter | — | Ohio |
| 53 | Evelyn Ruth Kochendorfer | 14 | Daughter | — | Ohio |
| 54 | Nellie May Kochendorfer | 12 | Daughter | — | Ohio |
| 55 | John Schoellhamer | 68 | Head | Foreman | Ohio |
| 56 | Alice Schoellhamer | 66 | Wife | — | Ohio |
| 57 | Naomi Schoellhamer | 45 | Daughter | Cutter | Ohio |
| 58 | Helen Schoellhamer | 27 | Daughter | Plate Finisher | Ohio |
| 59 | John Schoellhamer | 23 | Son | Roll Boy | Ohio |
| 60 | Fred B. Stephens | 63 | Head | Butcher | Ohio |
| 61 | Jeanette Stephens | 56 | Wife | Credit Reporter | Ohio |
| 62 | Annie Dell Zimmerman | 76 | Head | — | Ohio |
| 63 | Beal, Nora Zimmerman | 48 | Maid | Maid | Kentucky |
| 64 | Jessie Hunter | 73 | Head | — | Ohio |
| 65 | F. C. Burkhardt | 66 | Lodger | — | New Jersey |
| 66 | Ruth Frances Irvin | 28 | Lodger | Teacher | Ohio |
| 67 | E. A. Gilmore | 78 | Head | Salesman | New York |
| 68 | Elizabeth Gilmore | 72 | Wife | — | Iowa |
| 69 | Edward Riley | 62 | Head | Radio Operator | Ohio |
| 70 | Bertha Riley | 45 | Wife | — | Ohio |
| 71 | John Paster | 45 | Head | Assistant Traffic Mgr | Ohio |
| 72 | Luella E. Paster | 42 | Wife | — | Ohio |
| 73 | John Earl Paster | 18 | Son | Usher | Ohio |
| 74 | Earl Paster | 17 | Son | — | Ohio |
| 75 | Raymond Paster | 16 | Son | Usher | Ohio |
| 76 | Robert M. Paster | 13 | Son | — | Ohio |
| 77 | Alfred A. Metzler | 49 | Head | Machine Operator | Ohio |
| 78 | Ida Helen Metzler | 39 | Wife | — | Ohio |
| 79 | Alfred A. Metzler | 18 | Son | Salesboy | Ohio |
| 80 | Helen May Metzler | 11 | Daughter | — | 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)