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Emma Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Emma Thomas across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 3-person household.
Age 43
b. ~1897
Female
Spouse
Born: Germany
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Thomas |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1897 |
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 |
|---|---|---|---|---|
| John Thomas | Head | — | 57 | ~1883 |
| Carl Thomas | Son | — | 18 | ~1922 |
| Emma Thomas | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Allegheny, Pennsylvania
Spouse, age 23
Allegheny, Pennsylvania · implied b. ~1897 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Germany |
| Year of Immigration | 1912 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1930
Allegheny, Pennsylvania
Spouse, age 32
Allegheny, Pennsylvania · implied b. ~1898 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1912 |
| Age at First Marriage | 31 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Allegheny-County, Pennsylvania
Spouse, age 43
Allegheny-County, Pennsylvania · implied b. ~1897 — 3 household members
| Surname | Thomas |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Emma Thomas
Spouse · 1940 · age 43 · b. ~1897 · 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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03660-00088)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carmen Botta | 46 | Head | Salesman | Italy |
| 2 | Elva Botta | 73 | Wife | — | Pennsylvania |
| 3 | Herbert W. Stewart | 63 | Head | Janitor | Ohio |
| 4 | Hester Stewart | 58 | Wife | — | Ohio |
| 5 | Walter Larkin | 31 | Head | Plumber | Pennsylvania |
| 6 | Bernice Larkin | 30 | Wife | — | Pennsylvania |
| 7 | Dolores Benson | 15 | Step daughter | — | Pennsylvania |
| 8 | Audrey Benson | 12 | Step daughter | — | Pennsylvania |
| 9 | Patrick Merlin | 34 | Head | Truck Driver | North Ireland |
| 10 | Margaret Merlin | 38 | Wife | — | North Ireland |
| 11 | Edward J. Merlin | 5 | Son | — | Pennsylvania |
| 12 | Angus Mackay | 49 | Head | Carpenter | Scotland |
| 13 | Jemima Mackay | 49 | Wife | — | Scotland |
| 14 | Joanne Mackay | 13 | Daughter | — | Pennsylvania |
| 15 | Charlotte Mackay | 9 | Daughter | — | Pennsylvania |
| 16 | Edward J. Bucknell | 36 | Head | Draftsman | England |
| 17 | Genevieve (X) Bucknell | 33 | Wife | — | Pennsylvania |
| 18 | Margaret Jean Bucknell | 11 | Daughter | — | Pennsylvania |
| 19 | Eileen M. Bucknell | 6 | Daughter | — | Pennsylvania |
| 20 | Edwin Bucknell | 1 | Son | — | Pennsylvania |
| 21 | Walter Schaffer | 22 | Head | Molder | Pennsylvania |
| 22 | Barbara Schaffer | 21 | Wife | — | Pennsylvania |
| 23 | Fred Hammond | 57 | Head | Chief Inspector | England |
| 24 | Bert Dudley | 54 | Lodger | Fitter | Pennsylvania |
| 25 | Ann Costova | 17 | Lodger | Waitress | Pennsylvania |
| 26 | Rose Costova | 19 | Housekeeper | Housekeeper | Pennsylvania |
| 27 | George Sheriff | 44 | Head | Appraiser | Pennsylvania |
| 28 | Elizabeth C. Sheriff | 45 | Wife | — | Pennsylvania |
| 29 | Elizabeth V. Sheriff | 22 | Daughter | Typist | Pennsylvania |
| 30 | Charles M. Sheriff | 19 | Son | Repairman | Pennsylvania |
| 31 | Charles Francis Sheriff | 82 | Father | — | Pennsylvania |
| 32 | Costina Squillare | 54 | Head | — | Italy |
| 33 | Gilbert S. Squillare | 32 | Son | Accountant | Pennsylvania |
| 34 | Henry Squillare | 30 | Son | Musician | Pennsylvania |
| 35 | Madeline Squillare | 28 | Daughter | Interviewer | Pennsylvania |
| 36 | Conrad Squillare | 18 | Son | — | Pennsylvania |
| 37 | John Thomas | 57 | Head | Baker | Germany |
| 38 | Emma Thomas THIS PERSON | 43 | Wife | — | Germany |
| 39 | Carl Thomas | 18 | Son | — | Pennsylvania |
| 40 | John Scassera | 40 | Head | Bartender | 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)