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Helen Mccarthy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lackawanna-County, Pennsylvania
Our Model Tree links this Helen Mccarthy across the 1930 and 1940 US Censuses in Lackawanna-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 10-person household.
Age 16
b. ~1924
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lackawanna-County, Pennsylvania |
| Surname | McCarthy |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Olyphant |
| 1935 Residence (County) | Lackawanna |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Olyphant |
| Est. Birth Year | ~1924 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Mary Mccarthy | Daughter | — | 9 | ~1931 |
| Michael Mccarthy | Head | — | 44 | ~1896 |
| Delia Mccarthy | Spouse | — | 43 | ~1897 |
| Joseph Mccarthy | Son | — | 3 | ~1937 |
| Alice Mccarthy | Daughter | — | 5 | ~1935 |
| James Mccarthy | Son | — | 11 | ~1929 |
| James Mccarthy | Son | — | 19 | ~1921 |
| Helen Mccarthy | Daughter | — | 16 | ~1924 |
| Robert Mccarthy | Son | — | 14 | ~1926 |
| Agnes Mccarthy | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Lackawanna, Pennsylvania
Daughter, age 7
Lackawanna, Pennsylvania · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarty |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lackawanna-County, Pennsylvania
Daughter, age 16
Lackawanna-County, Pennsylvania · implied b. ~1924 — 10 household members
| Surname | McCarthy |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Olyphant |
| 1935 Residence (County) | Lackawanna |
| Highest Grade | H-1 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Helen Mccarthy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Mccarthy
Daughter · 1940 · age 16 · b. ~1924 · Pennsylvania
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Sibling
Robert Mccarthy
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Mccarthy
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mccarthy
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mccarthy
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Mccarthy
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mccarthy
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James 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 — Lackawanna-County, Pennsylvania
Open full size
1940 US Federal Census — Lackawanna-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03526-00571)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Ellen Gibbons | 58 | Wife | — | Pennsylvania |
| 42 | Michael Mccarthy | 44 | Head | Laborer | Pennsylvania |
| 43 | Delia Mccarthy | 43 | Wife | — | Pennsylvania |
| 44 | James Mccarthy | 19 | Son | — | Pennsylvania |
| 45 | Helen Mccarthy THIS PERSON | 16 | Daughter | — | Pennsylvania |
| 46 | Robert Mccarthy | 14 | Son | — | Pennsylvania |
| 47 | Agnes Mccarthy | 13 | Daughter | — | Pennsylvania |
| 48 | James Mccarthy | 11 | Son | — | Pennsylvania |
| 49 | Mary Mccarthy | 9 | Daughter | — | Pennsylvania |
| 50 | Alice Mccarthy | 5 | Daughter | — | Pennsylvania |
| 51 | Joseph Mccarthy | 3 | Son | — | Pennsylvania |
| 52 | William L. Kelley | 66 | Head | Store Keeper | Pennsylvania |
| 53 | Nellie Kelley | 50 | Wife | — | Pennsylvania |
| 54 | Audrey Kelley | 38 | Daughter | School Teacher | Pennsylvania |
| 55 | William Kelley | 28 | Son | Grocery Clerk | Pennsylvania |
| 56 | Patrick Kelley | 8 | Son | — | Pennsylvania |
| 57 | Michael Morris | 58 | Head | Laborer | Pennsylvania |
| 58 | Anna Morris | 56 | Wife | — | Austria |
| 59 | Helen Morris | 31 | Daughter | Machine Operator | Pennsylvania |
| 60 | Anna Morris | 28 | Daughter | Machine Operator | Pennsylvania |
| 61 | Norma Morris | 28 | Daughter | Store Keeper | Pennsylvania |
| 62 | Michael Jr. Morris | 26 | Son | — | Pennsylvania |
| 63 | Margaret Morris | 23 | Daughter | House Maid | Pennsylvania |
| 64 | Agnes Morris | 21 | Daughter | House Maid | Pennsylvania |
| 65 | Irene Morris | 18 | Daughter | — | Pennsylvania |
| 66 | John Morris | 16 | Son | — | Pennsylvania |
| 67 | George Morris | 14 | Son | — | Pennsylvania |
| 68 | Mary Motel | 36 | Head | — | Pennsylvania |
| 69 | Margaret Motel | 18 | Daughter | — | Pennsylvania |
| 70 | George Jr. Motel | 14 | Son | — | Pennsylvania |
| 71 | Nancy Motel | 3 | Daughter | — | Pennsylvania |
| 72 | Thomas Gegan | 56 | Head | Electrician | Pennsylvania |
| 73 | Mary Gegan | 55 | Wife | — | Pennsylvania |
| 74 | Anna Gegan | 28 | Daughter | Instructor | Pennsylvania |
| 75 | Paul Gegan | 27 | Son | Vendor Fireman | Pennsylvania |
| 76 | Bernard Gegan | 25 | Son | — | Pennsylvania |
| 77 | Alice Gegan | 22 | Daughter | — | Pennsylvania |
| 78 | James Gegan | 19 | Son | Office Work | Pennsylvania |
| 79 | Elizabeth Gegan | 17 | Daughter | School Maintenance | Pennsylvania |
| 80 | Thomas Gegan | 14 | 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)