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Mary Mccarthy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Mary Mccarthy across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1896), then head of a 9-person household.
Age 44
b. ~1896
Female
Daughter
Born: Massachusetts
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | McCarthy |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1896 |
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 |
|---|---|---|---|---|
| Anna Torpey | Daughter | — | 42 | ~1898 |
| Elinor Mccarthy | Daughter | — | 19 | ~1921 |
| Mary Mccarthy | Daughter | — | 44 | ~1896 |
| Ann Mccarthy | Daughter | — | 11 | ~1929 |
| Maria Torpey | Daughter | — | 15 | ~1925 |
| Elizabeth Mccarthy | Daughter | — | 16 | ~1924 |
| Katherine Hall | Head | — | 77 | ~1863 |
| Francis Torpey | Son | — | 10 | ~1930 |
| Francis Mccarthy | Son | — | 21 | ~1919 |
Census Appearances
1930
Suffolk, Massachusetts
Spouse, age 34
Suffolk, Massachusetts · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 20 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 44
Suffolk-County, Massachusetts · implied b. ~1896 — 9 household members
| Surname | McCarthy |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Industry | 0 |
| Highest Grade | No 8 |
| 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 Mccarthy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mccarthy
Daughter · 1940 · age 44 · b. ~1896 · Massachusetts
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Sibling
Francis Torpey
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Mccarthy
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Mccarthy
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Torpey
Sibling · 1940 · age 42
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Mccarthy
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maria Torpey
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elinor Mccarthy
Sibling · 1940 · age 19
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01680-00583)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edmund Walsh | 26 | Son | Clerk | Massachusetts |
| 42 | Jennie Walsh | 20 | Head | — | Sweden |
| 43 | Agnes Johanson | 44 | Lodger | Nurse | Sweden |
| 44 | Mary Johanson | 30 | Lodger | Clerk | Massachusetts |
| 45 | Gustav F Vinkow | 51 | Head | Teacher | Germany |
| 46 | Elsie B Vinkow | 48 | Wife | — | Massachusetts |
| 47 | William R Vinkow | 18 | Son | — | Massachusetts |
| 48 | Joseph Caruso | 45 | Head | Barber | Italy |
| 49 | Nellie Caruso | 44 | Wife | — | Italy |
| 50 | Jerry Lumerato | 31 | Son-in-law | Barber | South America |
| 51 | Derna Lumerato | 25 | Daughter | — | Massachusetts |
| 52 | Steven Lumerato | 3 | Grandson | — | Massachusetts |
| 53 | Angelo Caruso | 23 | Son | Barber | Massachusetts |
| 54 | Katherine Hall | 77 | Head | — | Massachusetts |
| 55 | Anna M Torpey | 42 | Daughter | — | Massachusetts |
| 56 | Maria C Torpey | 15 | Daughter | — | Massachusetts |
| 57 | Francis B Torpey | 10 | Son | — | Massachusetts |
| 58 | Mary M Mccarthy THIS PERSON | 44 | Daughter | — | Massachusetts |
| 59 | Francis Mccarthy | 21 | Son | Draftsman | Massachusetts |
| 60 | Elinor M Mccarthy | 19 | Daughter | Stenographer | Massachusetts |
| 61 | Elizabeth M Mccarthy | 16 | Daughter | — | Massachusetts |
| 62 | Ann Mccarthy | 11 | Daughter | — | Massachusetts |
| 63 | Albert Frem | 46 | Head | Secretary | Massachusetts |
| 64 | Christine Frem | 49 | Wife | — | Canada Eng |
| 65 | Jessie Frem | 75 | Mother | — | Canada Eng |
| 66 | Kate Stone | 86 | Mother-in-law | — | Canada Eng |
| 67 | Julius Ober | 31 | Head | Salesman | Massachusetts |
| 68 | Elsie C Ober | 26 | Wife | — | Massachusetts |
| 69 | Hilda Thorpe | 26 | Sister-in-law | — | Sweden |
| 70 | Edward Thorpe | 25 | Brother-in-law | Estimator | Massachusetts |
| 71 | Robert D Thorpe | 32 | Brother-in-law | Messenger | Massachusetts |
| 72 | Harold D Brunit | 48 | Head | Salesman | Massachusetts |
| 73 | Lucille H Brunit | 40 | Wife | — | Massachusetts |
| 74 | Helen E Brunit | 15 | Daughter | — | Massachusetts |
| 75 | Ralph E Brunit | 10 | Son | — | Massachusetts |
| 76 | Walter J Connolly | 51 | Head | Teacher | New York |
| 77 | Alice G Connolly | 52 | Wife | — | Massachusetts |
| 78 | Adela White | 41 | Head | Hairdresser | Massachusetts |
| 79 | Joan White | 10 | Daughter | — | Massachusetts |
| 80 | Sally White | 5 | Daughter | — | Massachusetts |
Related Census Records
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)