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John Cooper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Butler-County, Pennsylvania
Our Model Tree links this John Cooper across the 1920, 1930 and 1940 US Censuses in Butler-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 4-person household.
Age 47
b. ~1893
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Butler-County, Pennsylvania |
| Surname | Cooper |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Butler City |
| 1935 Residence (County) | Butler |
| Additional Details | |
| Occupation | Sk. Laborer |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | H-1 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Sk. Laborer |
| Township / Ward | Butler City |
| Est. Birth Year | ~1893 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Cooper | Head | — | 47 | ~1893 |
| John Cooper | Son | — | 19 | ~1921 |
| James Cooper | Son | — | 13 | ~1927 |
| Olive Cooper | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Butler, Pennsylvania
Head, age 27
Butler, Pennsylvania · implied b. ~1893 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Wheelmaker |
| Industry | Car Wheel Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Butler, Pennsylvania
Head, age 37
Butler, Pennsylvania · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 27 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Roller |
| Industry | Steel Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Butler-County, Pennsylvania
Head, age 47
Butler-County, Pennsylvania · implied b. ~1893 — 4 household members
| Surname | Cooper |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Butler City |
| 1935 Residence (County) | Butler |
| Occupation | Sk. Laborer |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | H-1 |
| 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 John Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Cooper
Head · 1940 · age 47 · b. ~1893 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Butler-County, Pennsylvania
Open full size
1940 US Federal Census — Butler-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03448-00772)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Galen R. Linhart | 44 | Head | Traveling Salesman | Pennsylvania |
| 2 | Myrtle A. Linhart | 45 | Wife | — | Pennsylvania |
| 3 | John H. Cooper THIS PERSON | 47 | Head | Sk. Laborer | Pennsylvania |
| 4 | Olive V. Cooper | 43 | Wife | — | Pennsylvania |
| 5 | John H. Jr. Cooper | 19 | Son | — | Pennsylvania |
| 6 | James F. Cooper | 13 | Son | — | Pennsylvania |
| 7 | R. Russell Lloyd | 47 | Head | Traveling Salesman | Pennsylvania |
| 8 | Eva Lloyd | 52 | Wife | — | Pennsylvania |
| 9 | Virginia Sharp | 18 | Ward | Maid | Pennsylvania |
| 10 | William Huckins | 52 | Head | Minister | England |
| 11 | Catherine Huckins | 49 | Wife | Minister | England |
| 12 | Lillian Huckins | 22 | Daughter | — | England |
| 13 | David H. Cupps | 58 | Head | Janitor | Pennsylvania |
| 14 | Laura Cupps | 51 | Wife | Seamstress | Ohio |
| 15 | Albert F. Cupps | 24 | Head | Punch Press Oper. | Pennsylvania |
| 16 | Rosella Cupps | 21 | Wife | Clerk | Ohio |
| 17 | Frank H. Wolfe | 27 | Head | Millwright | Pennsylvania |
| 18 | Grace M. Wolfe | 29 | Wife | — | Pennsylvania |
| 19 | Jack Wolfe | 4 | Son | — | Pennsylvania |
| 20 | George Wolfe | 2 | Son | — | Pennsylvania |
| 21 | Margaret Craig | 79 | Head | — | Pennsylvania |
| 22 | Marie Craig | 35 | Daughter | House Work | Pennsylvania |
| 23 | Martha Mathews | 29 | Head | — | Pennsylvania |
| 24 | Lee S. Logan | 62 | Head | Salesman | Pennsylvania |
| 25 | Adda Logan | 65 | Wife | — | Pennsylvania |
| 26 | James Logan | 25 | Son | Salesman | Pennsylvania |
| 27 | Samuel Logan | 21 | Son | Truck Driver | Pennsylvania |
| 28 | John G. Connell | 45 | Head | Superintendent | Pennsylvania |
| 29 | Lassie Connell | 42 | Wife | — | Pennsylvania |
| 30 | Betty A. Connell | 19 | Daughter | — | Pennsylvania |
| 31 | Helen Connell | 15 | Daughter | — | Pennsylvania |
| 32 | Andrew Patterson | 46 | Head | Time Keeper | Pennsylvania |
| 33 | Ada Patterson | 45 | Wife | Saleswoman | Pennsylvania |
| 34 | Andrew Patterson | 21 | Son | New Worker | Pennsylvania |
| 35 | Lester Patterson | 18 | Son | — | Pennsylvania |
| 36 | Edie Barber | 30 | Head | Operator | Ohio |
| 37 | Martha Barber | 28 | Wife | — | Ohio |
| 38 | Linda L. Barber | 1 | Daughter | — | Ohio |
| 39 | Joseph L. Clark | 25 | Head | Welder | Tennessee |
| 40 | Pearl M. Clark | 24 | Wife | — | Indiana |
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)