MO
Mary Oliver — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Bristol, Massachusetts
Our Model Tree links this Mary Oliver across the 1920, 1930 and 1940 US Censuses in Bristol, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 8-person household.
Age 35
b. ~1885
Female
Spouse
Born: Portugal
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Bristol, Massachusetts |
| Surname | Oliver |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Portugal |
| Year of Immigration | 1911 |
| Naturalization Status | Alien |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Additional Details | |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Mother Tongue | Portuguese |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
| Township / Ward | Seekonk |
| Est. Birth Year | ~1885 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Coral Oliver | Daughter | — | 4 | ~1916 |
| Emma Oliver | Daughter | — | ~1920 | |
| Mary Oliver | Daughter | — | 12 | ~1908 |
| Irene Oliver | Daughter | — | 3 | ~1917 |
| Rose Oliver | Daughter | — | 1 | ~1919 |
| Tony Oliver | Head | — | 36 | ~1884 |
| Tony Oliver | Son | — | 2 | ~1918 |
| Mary Oliver | Spouse | — | 35 | ~1885 |
Census Appearances
1920
Bristol, Massachusetts
Spouse, age 35
Bristol, Massachusetts · implied b. ~1885 — 8 household members
| Surname | Oliver |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Portugal |
| Year of Immigration | 1911 |
| Naturalization Status | Alien |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Mother Tongue | Portuguese |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
1930
Bristol, Massachusetts
Other, age 45
Bristol, Massachusetts · implied b. ~1885 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliveira |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Portugal |
| Naturalization Status | Alien |
| Year of Immigration | 1910 |
| Age at First Marriage | 31 |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Can Read/Write | Yes |
| Mother Tongue | Portuguese |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
1940
Bristol-County, Massachusetts
Spouse, age 56
Bristol-County, Massachusetts · implied b. ~1884 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliveira |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Portugal |
| 1935 Residence (City) | Taunton City |
| 1935 Residence (County) | Bristol |
| Naturalization Status | Alien |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
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.
Show:
This person
Anchor record
Mary Oliver
Spouse · 1920 · age 35 · b. ~1885 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Bristol, Massachusetts
Open full size
1920 US Federal Census — Bristol, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu687unit:0571)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Tony Oliver | 36 | Head | Laborer | Portugal |
| 52 | Mary Oliver THIS PERSON | 35 | Wife | — | Portugal |
| 53 | Mary Oliver | 12 | Daughter | — | Portugal |
| 54 | Coral Oliver | 4 | Daughter | — | Virginia |
| 55 | Irene Oliver | 3 | Daughter | — | Rhode Island |
| 56 | Tony Oliver | 2 | Son | — | Rhode Island |
| 57 | Rose Oliver | 1 | Daughter | — | Massachusetts |
| 58 | Emma Oliver | 0 | Daughter | — | Massachusetts |
| 59 | Oscar Swanson | 41 | Head | Laborer | Sweden |
| 60 | Gunhild Swanson | 31 | Wife | — | Sweden |
| 61 | Gladys Swanson | 13 | Daughter | — | Rhode Island |
| 62 | Evelyn Swanson | 9 | Daughter | — | Rhode Island |
| 63 | Manuel Miranda | 36 | Head | Laborer | Cape Verde Islands |
| 64 | Julia Miranda | 25 | Wife | — | Portugal |
| 65 | Julia Miranda | 10 | Daughter | — | Massachusetts |
| 66 | Gennie Miranda | 8 | Daughter | — | Massachusetts |
| 67 | John Miranda | 6 | Son | — | Rhode Island |
| 68 | Peter Miranda | 2 | Son | — | Rhode Island |
| 69 | Mary Miranda | 1 | Daughter | — | Massachusetts |
| 70 | Charles A. Paul | 36 | Head | Machinist | Massachusetts |
| 71 | Edna Paul | 35 | Wife | — | Rhode Island |
| 72 | Ruth C. Paul | 14 | Daughter | — | Massachusetts |
| 73 | Calvin J. Peck | 27 | Head | Clerk | Massachusetts |
| 74 | Mildred L. Peck | 24 | Wife | — | Massachusetts |
| 75 | Mary E. Lowe | 60 | Mother-in-law | — | Massachusetts |
| 76 | John Oliver | 38 | Head | Laborer | Portugal |
| 77 | Marguerite Oliver | 37 | Wife | — | Portugal |
| 78 | Sebastian Oliver | 14 | Son | — | Portugal |
| 79 | Mary Oliver | 11 | Daughter | — | Massachusetts |
| 80 | Joseph Oliver | 9 | Son | — | Massachusetts |
| 81 | Manuel Oliver | 8 | Son | — | Massachusetts |
| 82 | Antone Oliver | 6 | Son | — | Massachusetts |
| 83 | Marguerite Oliver | 2 | Daughter | — | Massachusetts |
| 84 | Manuel Mederis | 37 | Head | Farmer | Portugal |
| 85 | Phoebe Mederis | 33 | Wife | — | Portugal |
| 86 | Mary Mederis | 13 | Daughter | — | Massachusetts |
| 87 | Manuel Mederis | 11 | Son | — | Massachusetts |
| 88 | Joseph Mederis | 10 | Son | — | Massachusetts |
| 89 | Francis Mederis | 8 | Son | — | Massachusetts |
| 90 | Antone Mederis | 6 | Son | — | Massachusetts |
| 91 | Manuel Handa | 35 | Head | Laborer | Portugal |
| 92 | Adriana Handa | 30 | Wife | — | Portugal |
| 93 | Manuel Handa | 11 | Son | — | Rhode Island |
| 94 | Alice Handa | 9 | Daughter | — | Rhode Island |
| 95 | Julia Handa | 8 | Daughter | — | Massachusetts |
| 96 | Joseph Handa | 7 | Son | — | Massachusetts |
| 97 | Anthony Handa | 6 | Son | — | Massachusetts |
| 98 | Mary Handa | 3 | Daughter | — | Massachusetts |
| 99 | Frank Handa | 2 | Son | — | Massachusetts |
| 100 | Irene Handa | 1 | Daughter | — | Massachusetts |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)