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Elizabeth Mccarthy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Elizabeth Mccarthy across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents David & Joseph — first a daughter (b.~1913), then head of a 6-person household.
Age 27
b. ~1913
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | McCarthy |
| Given Name | Elizabeth M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Typist |
| Industry | Pipe fittings |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Typist |
| Township / Ward | Boston |
| Est. Birth Year | ~1913 |
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 Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Mary Mccarthy | Head | — | 69 | ~1871 |
| Thomas Mccarthy | Son | — | 22 | ~1918 |
| Agnes Mccarthy | Daughter | — | 33 | ~1907 |
| Catherine Mccarthy | Daughter | — | 31 | ~1909 |
| John Mccarthy | Son | — | 21 | ~1919 |
| Elizabeth Mccarthy | Daughter | — | 27 | ~1913 |
Census Appearances
1920
Suffolk, Massachusetts
Daughter, age 7
Suffolk, Massachusetts · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Elizabeth M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 17
Suffolk, Massachusetts · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Elizabeth M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Buffer |
| Industry | Ind. Industrial Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 27
Suffolk-County, Massachusetts · implied b. ~1913 — 6 household members
| Surname | McCarthy |
| Given Name | Elizabeth M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | Typist |
| Industry | Pipe fittings |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | No 4 |
| 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 Elizabeth Mccarthy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father David Mccarthy (~0.92 confidence) and father Joseph Mccarthy (~0.92 confidence) and mother Elizabeth Mccarthy (~0.92 confidence) and mother Mary Mccarthy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
David Mccarthy
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Joseph Mccarthy
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Mccarthy
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mary Mccarthy
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elizabeth Mccarthy
Daughter · 1940 · age 27 · b. ~1913 · Massachusetts
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Sibling
Catherine Mccarthy
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mccarthy
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Mccarthy
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mccarthy
Sibling · 1940 · age 22
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-t0627-01664-00537)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph H Curran | 64 | Brother | — | Massachusetts |
| 42 | Garret D Stapleton | 72 | Head | — | Eire |
| 43 | Mary Stapleton | 68 | Wife | — | Eire |
| 44 | Mary A Stapleton | 37 | Daughter | Clerk | Massachusetts |
| 45 | Patrick D Foley | 47 | Head | Custodian | Massachusetts |
| 46 | Anna Foley | 42 | Wife | — | Massachusetts |
| 47 | James Foley | 17 | Son | — | Massachusetts |
| 48 | Donald Foley | 11 | Son | — | Massachusetts |
| 49 | Walter Foley | 3 | Son | — | Massachusetts |
| 50 | Thomas Connors | 32 | Brother-in-law | Truck Driver | Massachusetts |
| 51 | Arthur Grantoff | 54 | Head | Private Worker | New York |
| 52 | Agnes D Grantoff | 52 | Wife | — | Massachusetts |
| 53 | Leo Grantoff | 19 | Son | Helper | Massachusetts |
| 54 | Agnes Grantoff | 16 | Daughter | — | Massachusetts |
| 55 | Mary D Mccarthy | 69 | Head | — | Massachusetts |
| 56 | Agnes Mccarthy | 33 | Daughter | Stenographer | Massachusetts |
| 57 | Catherine J Mccarthy | 31 | Daughter | Operator | Massachusetts |
| 58 | Elizabeth M Mccarthy THIS PERSON | 27 | Daughter | Typist | Massachusetts |
| 59 | Thomas F Mccarthy | 22 | Son | Laborer | Massachusetts |
| 60 | John E Mccarthy | 21 | Son | Laborer | Massachusetts |
| 61 | James E Capeless | 53 | Head | Fireman | Massachusetts |
| 62 | Mary A Capeless | 52 | Wife | — | Massachusetts |
| 63 | John J Capeless | 27 | Son | Packer | Massachusetts |
| 64 | Mary E Capeless | 21 | Daughter | New Worker | Massachusetts |
| 65 | Ruth Capeless | 18 | Daughter | New Worker | Massachusetts |
| 66 | James V Capeless | 16 | Son | — | Massachusetts |
| 67 | Philip D Brosnahan | 53 | Head | Sub Station Operator | Massachusetts |
| 68 | Rose Brosnahan | 50 | Wife | — | Massachusetts |
| 69 | Catherine Brosnahan | 29 | Daughter | Clerk | Massachusetts |
| 70 | James Brosnahan | 18 | Son | New Worker | Massachusetts |
| 71 | James Collins | 60 | Head | Street-Car Operator | Ireland |
| 72 | Margaret A Collins | 52 | Wife | — | Ireland |
| 73 | Mary Collins | 16 | Daughter | — | Massachusetts |
| 74 | John J Moriarty | 55 | Head | Clerk | Massachusetts |
| 75 | Ellen T Moriarty | 57 | Wife | — | Ireland |
| 76 | Eleanor Foley | 26 | Daughter | — | Massachusetts |
| 77 | Patricia Foley | 2 | Daughter | — | Massachusetts |
| 78 | Thomas P Foley | 29 | Son-in-law | Clerk | Massachusetts |
| 79 | Margaret A Spellman | 59 | Head | — | Eire |
| 80 | Margaret A Spellman | 38 | Daughter | Typist | Massachusetts |
Pedigree Summary
Elizabeth + 4 siblings
Gen 1 · 4 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)