MO
Mary Oliver — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bristol-County, Massachusetts
Our Model Tree links this Mary Oliver across the 1920, 1930 and 1940 US Censuses in Bristol-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 9-person household.
Age 46
b. ~1894
Female
Spouse
Born: Azores
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bristol-County, Massachusetts |
| Surname | Oliver |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Azores |
| 1935 Residence (City) | New Bedford City |
| 1935 Residence (County) | Bristol |
| Naturalization Status | Alien |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth Country | Portugal |
| Birthplace (normalized) | azores |
| Township / Ward | New Bedford City |
| Est. Birth Year | ~1894 |
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 |
|---|---|---|---|---|
| Gloria Oliver | Daughter | — | 18 | ~1922 |
| Dorothy Oliver | Daughter | — | 12 | ~1928 |
| Claire Oliver | Daughter | — | 7 | ~1933 |
| Joseph Oliver | Head | — | 46 | ~1894 |
| Joseph Oliver | Son | — | 10 | ~1930 |
| Arthur Oliver | Son | — | 8 | ~1932 |
| Manuel Oliver | Son | — | 14 | ~1926 |
| John Oliver | Son | — | 19 | ~1921 |
| Mary Oliver | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Bristol, Massachusetts
Spouse, age 26
Bristol, Massachusetts · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Azores |
| Year of Immigration | 1904 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Azores |
| Mother's Birthplace | Azores |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Portuguese |
| Birth Country | Portugal |
| Year of Naturalization | 1915 |
| Birthplace (normalized) | azores |
1930
Bristol, Massachusetts
Spouse, age 36
Bristol, Massachusetts · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Azores |
| Naturalization Status | Alien |
| Year of Immigration | 1905 |
| Age at First Marriage | 19 |
| Father's Birthplace | Azores |
| Mother's Birthplace | Azores |
| Occupation | Spooler |
| Industry | Cotton Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Portuguese |
| Birth Country | Portugal |
| Birthplace (normalized) | azores |
1940
Bristol-County, Massachusetts
Spouse, age 46
Bristol-County, Massachusetts · implied b. ~1894 — 9 household members
| Surname | Oliver |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Azores |
| 1935 Residence (City) | New Bedford City |
| 1935 Residence (County) | Bristol |
| Naturalization Status | Alien |
| Industry | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth Country | Portugal |
| Birthplace (normalized) | azores |
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 Oliver across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Oliver
Spouse · 1940 · age 46 · b. ~1894 · Massachusetts
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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 — 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-t0627-01701-00148)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna White | 52 | Head | Stitcher | Azores |
| 42 | Edwin White | 18 | Son | Laborer | Massachusetts |
| 43 | Eulalia White | 16 | Daughter | — | Massachusetts |
| 44 | Horace Kay | 24 | Daughter | — | Massachusetts |
| 45 | Frank Kay | 36 | Son-in-law | Fisherman | Massachusetts |
| 46 | Beverly Ann Kay | 2 | Granddaughter | — | Massachusetts |
| 47 | Leonel Vera | 27 | Head | Cutter | Massachusetts |
| 48 | Pearl Vera | 25 | Wife | — | Massachusetts |
| 49 | Jean Vera | 1 | Daughter | — | Massachusetts |
| 50 | James Ferreira | 47 | Head | House Boy | Azores |
| 51 | Adalina Ferreira | 44 | Wife | Coaler Tender | Azores |
| 52 | Irene Ferreira | 18 | Daughter | Stitcher | Massachusetts |
| 53 | Garible Botelho | 46 | Head | Twist Tender | South America |
| 54 | Belmira Botelho | 44 | Wife | — | Azores |
| 55 | Garible Jr. Botelho | 23 | Son | Farmer | Massachusetts |
| 56 | Elsie Botelho | 20 | Daughter | Stitcher | Massachusetts |
| 57 | Thomas Botelho | 14 | Son | — | Massachusetts |
| 58 | John Carvalho | 57 | Head | Grinder Tender | Azores |
| 59 | Mary Carvalho | 48 | Wife | — | Azores |
| 60 | Rosaline Carvalho | 24 | Daughter | Stitcher | Massachusetts |
| 61 | Gloria Carvalho | 19 | Daughter | Table Worker | Massachusetts |
| 62 | Manuel Carvalho | 17 | Son | — | Massachusetts |
| 63 | Joseph Carvalho | 14 | Son | — | Massachusetts |
| 64 | Joseph Avila | 42 | Head | Weaver | Azores |
| 65 | Idais Avila | 22 | Son | Weaver | Massachusetts |
| 66 | Anthony Avila | 20 | Son | Shoemaker | Massachusetts |
| 67 | Richard Avila | 77 | Mother | — | Azores |
| 68 | Joseph F. Oliver | 46 | Head | Operator | Azores |
| 69 | Mary Oliver THIS PERSON | 46 | Wife | — | Azores |
| 70 | John Oliver | 19 | Son | Lumber Yard | Massachusetts |
| 71 | Gloria Oliver | 18 | Daughter | Housekeeper | Massachusetts |
| 72 | Manuel Oliver | 14 | Son | — | Massachusetts |
| 73 | Dorothy Oliver | 12 | Daughter | — | Massachusetts |
| 74 | Joseph Oliver | 10 | Son | — | Massachusetts |
| 75 | Arthur Oliver | 8 | Son | — | Massachusetts |
| 76 | Claire Oliver | 7 | Daughter | — | Massachusetts |
| 77 | Mary Cunha | 53 | Head | — | Azores |
| 78 | Anna Cunha | 22 | Daughter | Seamstress | Massachusetts |
| 79 | Charles Sylvia | 26 | Head | Finishing Room | Massachusetts |
| 80 | Alice Sylvia | 21 | Wife | — | 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)