MP
Mary Pollock — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bristol-County, Massachusetts
Our Model Tree links this Mary Pollock across the 1930 and 1940 US Censuses in Bristol-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 8-person household.
Age 22
b. ~1918
Female
Daughter
Born: Rhode Island
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bristol-County, Massachusetts |
| Surname | Pollock |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Attleboro City |
| 1935 Residence (County) | Bristol |
| Additional Details | |
| Occupation | Winder |
| Industry | Cotton Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Occupation | Winder |
| Township / Ward | Attleboro City |
| Est. Birth Year | ~1918 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Chase | Other | — | 22 | ~1918 |
| Mary Pollock | Daughter | — | 22 | ~1918 |
| Frank Pollock | Head | — | 74 | ~1866 |
| Frances Pollock | Daughter | — | 31 | ~1909 |
| Anna Pollock | Spouse | — | 63 | ~1877 |
| Stanley Pollock | Son | — | 37 | ~1903 |
| Walter Chase | Other | — | 21 | ~1919 |
| Frederick Chase | Other | — | 19 | ~1921 |
Census Appearances
1930
Bristol, Massachusetts
Daughter, age 13
Bristol, Massachusetts · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pollock |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1940
Bristol-County, Massachusetts
Daughter, age 22
Bristol-County, Massachusetts · implied b. ~1918 — 8 household members
| Surname | Pollock |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Attleboro City |
| 1935 Residence (County) | Bristol |
| Occupation | Winder |
| Industry | Cotton Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 Pollock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Pollock
Daughter · 1940 · age 22 · b. ~1918 · Massachusetts
★ You are viewing this record
Sibling
Stanley Pollock
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Pollock
Sibling · 1940 · age 31
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-t0627-01571-00274)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edward Eureck | 5 | Son | — | Massachusetts |
| 42 | Frank Pollock | 74 | Head | — | Poland |
| 43 | Anna Pollock | 63 | Wife | — | Poland |
| 44 | Stanley Pollock | 37 | Son | — | Rhode Island |
| 45 | Frances Pollock | 31 | Daughter | Winder | Rhode Island |
| 46 | Mary Pollock THIS PERSON | 22 | Daughter | Winder | Rhode Island |
| 47 | Walter Chase | 21 | Lodger | New Worker | Massachusetts |
| 48 | Frederick Chase | 19 | Lodger | — | Massachusetts |
| 49 | John Chase | 22 | Lodger | Second Boy | Massachusetts |
| 50 | Carlton Stasiukiewicz | 44 | Head | Card Room | Poland |
| 51 | Susan Stasiukiewicz | 43 | Wife | — | Poland |
| 52 | Antoinette Stasiukiewicz | 20 | Daughter | Quiller | Rhode Island |
| 53 | Genevieve Stasiukiewicz | 17 | Daughter | Quiller | Rhode Island |
| 54 | Carlton Stasiukiewicz | 17 | Son | — | Poland |
| 55 | Susan Stasiukiewicz | 15 | Daughter | — | Rhode Island |
| 56 | Sophie Stasiukiewicz | 12 | Daughter | — | Massachusetts |
| 57 | Leonard Stasiukiewicz | 8 | Son | — | Massachusetts |
| 58 | Louis Ouellette | 29 | Head | Mill Hand | Massachusetts |
| 59 | Gertrude Ouellette | 20 | Wife | Cabinet Worker | Rhode Island |
| 60 | Ronald Ouellette | 1 | Son | — | Rhode Island |
| 61 | Charles J. Hudson | 64 | Head | Bookbinder | Rhode Island |
| 62 | Mable Hudson | 62 | Wife | — | Rhode Island |
| 63 | George E. Roberts | 70 | Head | Foreman Maintenance | Pennsylvania |
| 64 | Lottie Roberts | 63 | Wife | — | Rhode Island |
| 65 | Martin Klimaszewski | 45 | Head | Weaver | Poland |
| 66 | Hedwiga Klimaszewski | 44 | Wife | — | Poland |
| 67 | Stanley Klimaszewski | 22 | Son | Worker | Rhode Island |
| 68 | John Klimaszewski | 20 | Son | Yarn Boy | Rhode Island |
| 69 | Henry Klimaszewski | 19 | Son | Clerk | Rhode Island |
| 70 | Monica Klimaszewski | 12 | Daughter | — | Massachusetts |
| 71 | Vincent Gidrewicz | 31 | Head | Painter | Rhode Island |
| 72 | Ida Gidrewicz | 29 | Wife | — | Massachusetts |
| 73 | Mary Gidrewicz | 7 | Daughter | — | Massachusetts |
| 74 | Vincent Jr. Gidrewicz | 6 | Son | — | Massachusetts |
| 75 | Robert Gidrewicz | 5 | Son | — | Massachusetts |
| 76 | Zephirin Marchand | 52 | Head | Loom Fixer | Canada French |
| 77 | Alice Marchand | 47 | Wife | — | Massachusetts |
| 78 | Raymond E. Marchand | 25 | Son | Painter | Massachusetts |
| 79 | Olive T. Marchand | 21 | Daughter | Press Hand | Massachusetts |
| 80 | Alice R. Marchand | 19 | Daughter | Press Hand | Rhode Island |
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)