TC
Thomas Cooper — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Pennsylvania
Our Model Tree links this Thomas Cooper across the 1920, 1930 and 1940 US Censuses in Washington-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Ada — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Pennsylvania |
| Surname | Cooper |
| Given Name | Thomas |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Smith Twp. |
| 1935 Residence (County) | Washington |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 136 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Miner |
| Township / Ward | Smith Twp |
| Est. Birth Year | ~1908 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Beverly Cooper | Daughter | — | 4 | ~1936 |
| Mary Cooper | Spouse | — | 26 | ~1914 |
| Thomas Cooper | Head | — | 32 | ~1908 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 12
Allegheny, Pennsylvania · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | England |
| Year of Immigration | 1904 |
| Naturalization Status | First papers filed |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Allegheny, Pennsylvania
Son, age 22
Allegheny, Pennsylvania · implied b. ~1908 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | England |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Laborer |
| Industry | Boat yard |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Washington-County, Pennsylvania
Head, age 32
Washington-County, Pennsylvania · implied b. ~1908 — 3 household members
| Surname | Cooper |
| Given Name | Thomas |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Smith Twp. |
| 1935 Residence (County) | Washington |
| Naturalization Status | Naturalized |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 136 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Thomas Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Ada Cooper (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ada Cooper
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Cooper
Head · 1940 · age 32 · b. ~1908 · Pennsylvania
★ 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 — Washington-County, Pennsylvania
Open full size
1940 US Federal Census — Washington-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03625-00673)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Peter Luken | 56 | head | Miner | Yugoslavia |
| 42 | Frances Luken | 54 | wife | — | Yugoslavia |
| 43 | Anne Luken | 22 | daughter | Waitress | Pennsylvania |
| 44 | Peter Jr. Hulak | 26 | head | Mechanic | Pennsylvania |
| 45 | Veronica Hulak | 22 | wife | — | Pennsylvania |
| 46 | Eugene Hulak | 3 | son | — | Pennsylvania |
| 47 | Raymond Hulak | 1 | son | — | Pennsylvania |
| 48 | Ronald Hulak | 1 | son | — | Pennsylvania |
| 49 | Frank P. Laudet | 65 | head | Labour | Pennsylvania |
| 50 | Olive Laudet | 64 | wife | — | Pennsylvania |
| 51 | Katherine Laudet | 25 | daughter | Maid | Pennsylvania |
| 52 | Jacqueline Laudet | 6 | granddaughter | — | Pennsylvania |
| 53 | Frank Luken | 58 | head | Miner | Austria |
| 54 | Gertrude Luken | 45 | wife | — | Austria |
| 55 | Mollie Luken | 21 | daughter | Waitress | Pennsylvania |
| 56 | Mary Campbell | 50 | head | — | Pennsylvania |
| 57 | Howard Campbell | 22 | son | Laborer | Pennsylvania |
| 58 | Fred Campbell | 19 | son | New Worker | Pennsylvania |
| 59 | Betty Campbell | 13 | daughter | — | Pennsylvania |
| 60 | Bonnie L. Campbell | 10 | daughter | — | Pennsylvania |
| 61 | Thomas Cooper THIS PERSON | 32 | head | Miner | England |
| 62 | Mary Cooper | 26 | wife | — | Pennsylvania |
| 63 | Beverly Cooper | 4 | daughter | — | Pennsylvania |
| 64 | Richard Campbell | 41 | head | Miner | Pennsylvania |
| 65 | Emma Campbell | 28 | wife | — | Pennsylvania |
| 66 | Vernon Campbell | 16 | son | New Worker | Pennsylvania |
| 67 | Velore Campbell | 16 | daughter | — | Pennsylvania |
| 68 | Virginia Campbell | 12 | daughter | — | West Virginia |
| 69 | Minnie Palmer | 65 | mother | — | Ohio |
| 70 | John Palmer | 46 | brother in law | Miner | Pennsylvania |
| 71 | James C. Wilson | 78 | head | — | Scotland |
| 72 | Lillie M. Wilson | 68 | wife | — | Pennsylvania |
| 73 | Merle Cozon | 32 | head | Miner | Ohio |
| 74 | Bernice Cozon | 32 | wife | — | Pennsylvania |
| 75 | Lois J. Cozon | 9 | daughter | — | Pennsylvania |
| 76 | Merle Jr. Cozon | 7 | son | — | Pennsylvania |
| 77 | Marilyn Cozon | 3 | daughter | — | Pennsylvania |
| 78 | Josephine Spears | 47 | head | — | Poland |
| 79 | Albert Spears | 51 | husband | Miner | Poland |
| 80 | Rose Posteline | 64 | lodger | — | Austria |
Related Census Records
Pedigree Summary
Thomas
Gen 1 · 1 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)