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James Mccarthy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this James Mccarthy across the 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 15-person household.
Age 50
b. ~1890
Male
Head
Born: Connecticut
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | McCarthy |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Connecticut |
| 1935 Residence (City) | Chester |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Occupation | Repair Man |
| Industry | Water Works |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1800 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Occupation | Repair Man |
| Township / Ward | Chester |
| 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.
15 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Lillian Mccarthy | Daughter | — | 7 | ~1933 |
| Elizabeth Mccarthy | Daughter | — | 9 | ~1931 |
| Colleen Mccarthy | Daughter | — | 16 | ~1924 |
| Mary Mccarthy | Daughter | — | 6 | ~1934 |
| Josephine Mccarthy | Daughter | — | 2 | ~1938 |
| Anna Mccarthy | Daughter | — | 10 | ~1930 |
| Charlotte Mccarthy | Daughter | — | 13 | ~1927 |
| James Mccarthy | Head | — | 50 | ~1890 |
| Walter Mccarthy | Son | — | 17 | ~1923 |
| Charles Mccarthy | Son | — | 14 | ~1926 |
| Joseph Mccarthy | Son | — | 18 | ~1922 |
| Harry Mccarthy | Son | — | 3 | ~1937 |
| James Mccarthy | Son | — | 19 | ~1921 |
| Francis Mccarthy | Son | — | 4 | ~1936 |
| Catherine Mccarthy | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Philadelphia, Pennsylvania
Other, age 39
Philadelphia, Pennsylvania · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | James |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Widowed |
| Birthplace | Connecticut |
| Age at First Marriage | 24 |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Northern Ireland |
| Occupation | Window Cleaner |
| Industry | Own Shop |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1940
Delaware-County, Pennsylvania
Head, age 50
Delaware-County, Pennsylvania · implied b. ~1890 — 15 household members
| Surname | McCarthy |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Connecticut |
| 1935 Residence (City) | Chester |
| 1935 Residence (County) | Delaware |
| Occupation | Repair Man |
| Industry | Water Works |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1800 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
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 James Mccarthy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Mccarthy
Head · 1940 · age 50 · b. ~1890 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Delaware-County, Pennsylvania
Open full size
1940 US Federal Census — Delaware-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03488-00444)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Isabella Mccracken | 20 | Daughter | Clerk | Pennsylvania |
| 2 | Margaret Devlin | 69 | Mother | — | Pennsylvania |
| 3 | Mary Meaney | 50 | Sister | — | Pennsylvania |
| 4 | John King | 31 | Brother | Clerk | Pennsylvania |
| 5 | Edward King | 28 | Brother | — | Pennsylvania |
| 6 | Edward Kenworthy | 56 | Head | Rigger | Pennsylvania |
| 7 | Laura Riley | 54 | Housekeeper | Janitress | Pennsylvania |
| 8 | Lewis Rossin | 45 | Head | Salesman | Russia |
| 9 | Mollie Rossin | 49 | Wife | — | Russia |
| 10 | James Mccarthy THIS PERSON | 50 | Head | Repair Man | Connecticut |
| 11 | Catherine Mccarthy | 40 | Wife | — | New Jersey |
| 12 | James Jr Mccarthy | 19 | Son | New Worker | Pennsylvania |
| 13 | Joseph Mccarthy | 18 | Son | — | Pennsylvania |
| 14 | Walter Mccarthy | 17 | Son | New Worker | Pennsylvania |
| 15 | Colleen Mccarthy | 16 | Daughter | — | Pennsylvania |
| 16 | Charles Mccarthy | 14 | Son | — | Pennsylvania |
| 17 | Charlotte Mccarthy | 13 | Daughter | — | Pennsylvania |
| 18 | Anna Mccarthy | 10 | Daughter | — | Pennsylvania |
| 19 | Elizabeth Mccarthy | 9 | Daughter | — | Pennsylvania |
| 20 | Lillian Mccarthy | 7 | Daughter | — | Pennsylvania |
| 21 | Mary Mccarthy | 6 | Daughter | — | Pennsylvania |
| 22 | Francis Mccarthy | 4 | Son | — | Pennsylvania |
| 23 | Harry Mccarthy | 3 | Son | — | Pennsylvania |
| 24 | Josephine Mccarthy | 2 | Daughter | — | Pennsylvania |
| 25 | Nicholas Mancini | 55 | Head | Tailor | Italy |
| 26 | Raffaela Mancini | 51 | Wife | — | France |
| 27 | Felix Mancini | 27 | Son | Laborer | Pennsylvania |
| 28 | Adeline Mancini | 25 | Daughter | Clerk | Pennsylvania |
| 29 | Ralph Mancini | 24 | Son | Assembler | Pennsylvania |
| 30 | Nicholas Jr Mancini | 21 | Son | — | Pennsylvania |
| 31 | Gloria Mancini | 14 | Daughter | — | Pennsylvania |
| 32 | Jeanie Mancini | 10 | Daughter | — | Pennsylvania |
| 33 | Rosie April | 55 | Head | — | Pennsylvania |
| 34 | Francis April | 34 | Son | Riveter | Pennsylvania |
| 35 | John April | 23 | Son | Tank Tester | Pennsylvania |
| 36 | Joseph April | 18 | Son | New Worker | Pennsylvania |
| 37 | Josephine April | 18 | In Law | — | Pennsylvania |
| 38 | Donato Montanaro | 45 | Head | Burner | Italy |
| 39 | George Montanaro | 17 | Son | — | Pennsylvania |
| 40 | Samuel Montanaro | 16 | Son | — | Pennsylvania |
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)