MC
Mary Casey — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bristol-County, Massachusetts
Our Model Tree links this Mary Casey across the 1920, 1930 and 1940 US Censuses in Bristol-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Julia & Julia — first a daughter (b.~1890), then head of a 6-person household.
Age 50
b. ~1890
Female
Daughter
Born: Rhode Island
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bristol-County, Massachusetts |
| Surname | Casey |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | New Bedford city |
| 1935 Residence (County) | Bristol |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Township / Ward | New Bedford City |
| Est. Birth Year | ~1890 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Cecelia Casey | Daughter | — | 40 | ~1900 |
| Sadie Casey | Daughter | — | 43 | ~1897 |
| Mary Casey | Daughter | — | 50 | ~1890 |
| Annie Casey | Daughter | — | 49 | ~1891 |
| Julia Casey | Head | — | 83 | ~1857 |
| Charles Casey | Son | — | 45 | ~1895 |
Census Appearances
1920
Bristol, Massachusetts
Daughter, age 35
Bristol, Massachusetts · implied b. ~1885 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1930
Bristol, Massachusetts
Daughter, age 42
Bristol, Massachusetts · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | New Hampshire |
| Occupation | Weaver |
| Industry | Cotton mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1940
Bristol-County, Massachusetts
Daughter, age 50
Bristol-County, Massachusetts · implied b. ~1890 — 6 household members
| Surname | Casey |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | New Bedford city |
| 1935 Residence (County) | Bristol |
| Industry | 0 |
| Highest Grade | No 7 |
| 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 Casey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Julia Casey (~0.92 confidence) and mother Julia Casey (~0.92 confidence) and mother Julia Casey (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Julia Casey
b. ~1857
Source mother
● Household
· direct · ~0.92
Mother
Julia Casey
b. ~1858
Source mother
● Household
· direct · ~0.92
Mother
Julia Casey
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Casey
Daughter · 1940 · age 50 · b. ~1890 · Massachusetts
★ You are viewing this record
Sibling
Charles Casey
Sibling · 1940 · age 45
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Casey
Sibling · 1940 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Casey
Sibling · 1940 · age 49
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sadie Casey
Sibling · 1940 · age 43
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
39 people indexed on this census page (nara:1940:m-t0627-01699-00184)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Holmgren, Alice A. Allen | 54 | sister | Weaver | England |
| 2 | Arthur Pimp | 49 | Head | Car Repairer | England |
| 3 | Mildred Pimp | 45 | wife | — | Massachusetts |
| 4 | Milton Pimp | 14 | son | — | Massachusetts |
| 5 | Edna Pimp | 5 | daughter | — | Massachusetts |
| 6 | Sidney Kenworthy | 41 | Head | Asst. Purchaser | Massachusetts |
| 7 | Agnes Kenworthy | 42 | wife | Supervisor | England |
| 8 | Ethel Kenworthy | 15 | daughter | — | Massachusetts |
| 9 | Joan Kenworthy | 5 | daughter | — | Massachusetts |
| 11 | Mary Dugon | 55 | Head | — | Massachusetts |
| 12 | Mary Dugon | 21 | daughter | Packer | Massachusetts |
| 13 | Margaret Lewis | 67 | Head | — | Massachusetts |
| 14 | George Lewis | 37 | son | Laborer | Massachusetts |
| 15 | Annie T. Bowman | 49 | Head | — | Massachusetts |
| 16 | John T. Bowman | 51 | brother | Warper Tender | Massachusetts |
| 17 | Patrick H. Bowman | 40 | brother | Worker | Massachusetts |
| 18 | Charles W. Bowman | 38 | brother | Reed Maker | Massachusetts |
| 19 | Henry Thibodeau | 67 | Head | — | Massachusetts |
| 20 | Margaret Thibodeau | 72 | wife | — | Massachusetts |
| 21 | Ellen L. Welch | 79 | sister-in-law | — | Massachusetts |
| 22 | Julia Casey | 83 | Head | — | Eire |
| 23 | Mary Casey THIS PERSON | 50 | daughter | — | Rhode Island |
| 24 | Annie Casey | 49 | daughter | Winder | Rhode Island |
| 25 | Charles Casey | 45 | son | Weaver | Rhode Island |
| 26 | Sadie Casey | 43 | daughter | Presser | Rhode Island |
| 27 | Cecelia Casey | 40 | daughter | Hem Stitcher | Rhode Island |
| 28 | Herbert L. Heath | 48 | Head | Laborer | Massachusetts |
| 29 | Emma Talbot | 72 | Head | — | England |
| 30 | Cornelius Hurst | 69 | Lodger | — | England |
| 31 | Michael Varick | 29 | Head | Rounder | New Hampshire |
| 32 | Annie Varick | 24 | wife | Trimmer | Massachusetts |
| 33 | Donald Varick | 2 | son | — | Massachusetts |
| 34 | George Joseph | 26 | Brother-in-law | Orderly | Massachusetts |
| 35 | Frank Topolowski | 32 | Head | Baker'S Helper | Rhode Island |
| 36 | Caroline Topolowski | 38 | wife | — | Massachusetts |
| 37 | Frank Jr. Topolowski | 6 | son | — | Massachusetts |
| 38 | Ona Audette | 37 | Head | Quiller Tender | Massachusetts |
| 39 | Tom Bordoff | 52 | Head | Sweeper | Russia |
| 40 | Katherine Bordoff | 44 | wife | — | Poland |
Pedigree Summary
Mary + 4 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)