MS
Mary Souza — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bristol-County, Massachusetts
Our Model Tree links this Mary Souza across the 1930 and 1940 US Censuses in Bristol-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bristol-County, Massachusetts |
| Surname | Souza |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | New Bedford City |
| 1935 Residence (County) | Bristol |
| Additional Details | |
| Occupation | Solder-girl |
| Industry | Electrical Factory |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 152 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Solder-Girl |
| Township / Ward | New Bedford City |
| Est. Birth Year | ~1922 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Heliodoro Maza | Other | — | 27 | ~1913 |
| George Souza | Son | — | 16 | ~1924 |
| Clotilda Souza | Daughter | — | 12 | ~1928 |
| Norme Maza | Daughter | — | 25 | ~1915 |
| Edward Souza | Son | — | 14 | ~1926 |
| Catherine Souza | Spouse | — | 57 | ~1883 |
| Mary Souza | Daughter | — | 18 | ~1922 |
| Antone Souza | Head | — | 49 | ~1891 |
| Hilda Souza | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Bristol, Massachusetts
Daughter, age 7
Bristol, Massachusetts · implied b. ~1923 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sousa |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Bristol-County, Massachusetts
Daughter, age 18
Bristol-County, Massachusetts · implied b. ~1922 — 9 household members
| Surname | Souza |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | New Bedford City |
| 1935 Residence (County) | Bristol |
| Occupation | Solder-girl |
| Industry | Electrical Factory |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 152 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Mary Souza across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Souza
Daughter · 1940 · age 18 · b. ~1922 · Massachusetts
★ You are viewing this record
Sibling
George Souza
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clotilda Souza
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilda Souza
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Souza
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norme Maza
Sibling · 1940 · age 25
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 — Bristol-County, Massachusetts
Open full size
1940 US Federal Census — Bristol-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01698-00768)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Manuel Freitas | 13 | Son | — | Massachusetts |
| 42 | Antone Freitas | 12 | Son | — | Massachusetts |
| 43 | Charles Freitas | 9 | Son | — | Massachusetts |
| 44 | John S. Camara | 52 | Head | Dottle-Tender | Portugal |
| 45 | Mary J. Camara | 52 | Wife | — | Portugal |
| 46 | Mary J. Camara | 28 | Daughter | Spinner | Portugal |
| 47 | Alice C. Camara | 18 | Daughter | — | Massachusetts |
| 48 | Cecilia J. Camara | 15 | Daughter | — | Massachusetts |
| 49 | Joseph F. Camara | 14 | Son | — | Massachusetts |
| 50 | John Vieira | 47 | Head | Lab. Fish-Clerk | Portugal |
| 51 | Mary M. Vieira | 47 | Wife | Spinner | Portugal |
| 52 | Cecilia Vieira | 23 | Daughter | Presser | Massachusetts |
| 53 | Edward A. Kamienski | 27 | Head | Machinist | Massachusetts |
| 54 | Jennie Kamienski | 25 | Wife | Electrical Worker | Massachusetts |
| 55 | Donald A. Kamienski | 2 | Son | — | Massachusetts |
| 56 | Joseph Kamienski | 51 | Head | Weaver | Poland |
| 57 | Anna Kamienski | 57 | Wife | Speeder Tender | Poland |
| 58 | Josephine Langlois | 30 | Head | Weaver | Massachusetts |
| 59 | Eugene Langlois | 11 | Son | — | Massachusetts |
| 60 | August Hernandez | 46 | Head | Delivery-Man | Portugal |
| 61 | Julia Hernandez | 46 | Wife | Winder | Portugal |
| 62 | Joseph Cabral | 25 | Head | Grocery Delivery Clerk | Massachusetts |
| 63 | Mary Cabral | 25 | Daughter | Power Sewing Machine Operator | Massachusetts |
| 64 | Manuel Gomes | 36 | Head | Card-Room Operator | Portugal |
| 65 | Veronica Gomes | 23 | Daughter | Speeder Tender | Massachusetts |
| 66 | — | None | — | — | — |
| 67 | Antone Souza | 49 | Head | Washer | Portugal |
| 68 | Catherine Souza | 57 | Wife | — | Portugal |
| 69 | Hilda Souza | 20 | Daughter | Parts-Inspector | Massachusetts |
| 70 | Mary Souza THIS PERSON | 18 | Daughter | Solder-Girl | Massachusetts |
| 71 | George Souza | 16 | Son | — | Massachusetts |
| 72 | Edward Souza | 14 | Son | — | Massachusetts |
| 73 | Clotilda Souza | 12 | Daughter | — | Massachusetts |
| 74 | Heliodoro Maza | 27 | Son-in-law | Stock-Clerk | Massachusetts |
| 75 | Norme Maza | 25 | Daughter | — | Massachusetts |
| 76 | Francisco Branco | 46 | Head | Roping-Boy | Portugal |
| 77 | Maria Branco | 43 | Wife | Draw-Framer | Portugal |
| 78 | Antone Branco | 20 | Son | Presser | Massachusetts |
| 79 | Euclides Branco | 18 | Son | Yard Worker | Massachusetts |
| 80 | Ezaura Branco | 16 | Daughter | — | Massachusetts |
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)