EC
Ethel Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Westmoreland-County, Pennsylvania
Our Model Tree links this Ethel Cook across the 1930 and 1940 US Censuses in Westmoreland-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 11-person household.
Age 13
b. ~1927
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Westmoreland-County, Pennsylvania |
| Surname | Cook |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Trauger |
| 1935 Residence (County) | Westmoreland |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Trauger |
| Est. Birth Year | ~1927 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| Stella Cook | Spouse | — | 37 | ~1903 |
| Marlene Cook | Daughter | — | 3 | ~1937 |
| Mary Cook | Daughter | — | 11 | ~1929 |
| Ethel Cook | Daughter | — | 13 | ~1927 |
| William Cook | Son | — | 16 | ~1924 |
| James Cook | Son | — | 5 | ~1935 |
| Jay Cook | Head | — | 41 | ~1899 |
| Eugene Cook | Son | — | 18 | ~1922 |
| Edna Cook | Daughter | — | 7 | ~1933 |
| Donald Cook | Son | — | 2 | ~1938 |
| Ruth Cook | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Westmoreland, Pennsylvania
Daughter, age 3
Westmoreland, Pennsylvania · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Westmoreland-County, Pennsylvania
Daughter, age 13
Westmoreland-County, Pennsylvania · implied b. ~1927 — 11 household members
| Surname | Cook |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Trauger |
| 1935 Residence (County) | Westmoreland |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Ethel Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ethel Cook
Daughter · 1940 · age 13 · b. ~1927 · Pennsylvania
★ You are viewing this record
Sibling
Edna Cook
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Cook
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cook
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Cook
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Cook
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marlene Cook
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Cook
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cook
Sibling · 1940 · age 11
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 — Westmoreland-County, Pennsylvania
Open full size
1940 US Federal Census — Westmoreland-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03634-00228)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph Hacker | 44 | Head | Labour | Pennsylvania |
| 42 | Anna Hacker | 38 | Wife | — | Pennsylvania |
| 43 | Dorothy Hacker | 18 | Daughter | — | Pennsylvania |
| 44 | Thomas Hacker | 16 | Son | — | Pennsylvania |
| 45 | Donald Hacker | 11 | Son | — | Pennsylvania |
| 46 | Harry Shoaf | 50 | Brother-in-law | — | Pennsylvania |
| 47 | William Bertram | 54 | Head | Miner | Pennsylvania |
| 48 | Margaret Bertram | 43 | Wife | — | Pennsylvania |
| 49 | Margaret Bertram | 20 | Daughter | Furniture Co. | Pennsylvania |
| 50 | Cherryl Bertram | 17 | Daughter | — | Pennsylvania |
| 51 | Dorothy Bertram | 11 | Daughter | — | Pennsylvania |
| 52 | Thomas Franklin Lee | 45 | Head | Teacher | Pennsylvania |
| 53 | Tide Lee | 41 | Wife | — | Pennsylvania |
| 54 | Caroline Lee | 12 | Daughter | — | Pennsylvania |
| 55 | John Mccracken | 68 | Head | — | Scotland |
| 56 | Nellie Mccracken | 67 | Wife | — | Pennsylvania |
| 57 | Thomas Ashbaugh | 54 | Head | Labour | Pennsylvania |
| 58 | Catherine Ashbaugh | 49 | Wife | — | Pennsylvania |
| 59 | Edward Ashbaugh | 16 | Son | — | Pennsylvania |
| 60 | Thomas Ashbaugh | 13 | Son | — | Pennsylvania |
| 61 | Joseph Kashuba | 79 | Head | — | Germany |
| 62 | Mary Kashuba | 78 | Wife | — | Germany |
| 63 | Jay Cook | 41 | Head | Labour | Pennsylvania |
| 64 | Stella Cook | 37 | Wife | — | Pennsylvania |
| 65 | Eugene Cook | 18 | Son | — | Pennsylvania |
| 66 | William Cook | 16 | Son | — | Pennsylvania |
| 67 | Ethel Cook THIS PERSON | 13 | Daughter | — | Pennsylvania |
| 68 | Mary Cook | 11 | Daughter | — | Pennsylvania |
| 69 | Ruth Cook | 9 | Daughter | — | Pennsylvania |
| 70 | Edna Cook | 7 | Daughter | — | Pennsylvania |
| 71 | James Cook | 5 | Son | — | Pennsylvania |
| 72 | Marlene Cook | 3 | Daughter | — | Pennsylvania |
| 73 | Donald Cook | 2 | Son | — | Pennsylvania |
| 74 | Michael Osif | 53 | Head | Miner | Austria |
| 75 | Julia Osif | 45 | Wife | — | Austria |
| 76 | Steve Osif | 21 | Son | Labour | Pennsylvania |
| 77 | Michael Osif | 19 | Son | Labour | Pennsylvania |
| 78 | Elizabeth Osif | 18 | Daughter | New Worker | Pennsylvania |
| 79 | John Osif | 16 | Son | — | Pennsylvania |
| 80 | Helen Osif | 12 | Daughter | — | Pennsylvania |
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)