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Mary Mcclure — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Mcclure across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | McClure |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1926 |
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 |
|---|---|---|---|---|
| Delores Mcclure | Daughter | — | 1 | ~1939 |
| Mary Mcclure | Daughter | — | 14 | ~1926 |
| Margaret Mcclure | Daughter | — | 3 | ~1937 |
| John Mcclure | Head | — | 40 | ~1900 |
| Rose Mcclure | Other | — | 50 | ~1890 |
| Joseph Mcclure | Other | — | 46 | ~1894 |
| James Mcclure | Son | — | 12 | ~1928 |
| John Mcclure | Son | — | 11 | ~1929 |
| Margaret Mcclure | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 4
Philadelphia, Pennsylvania · implied b. ~1926 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McClure |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | North Ireland |
| Mother's Birthplace | North Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Daughter, age 14
Philadelphia-County, Pennsylvania · implied b. ~1926 — 9 household members
| Surname | McClure |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 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 Mary Mcclure across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcclure
Daughter · 1940 · age 14 · b. ~1926 · Pennsylvania
★ You are viewing this record
Sibling
Margaret Mcclure
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Mcclure
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcclure
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcclure
Sibling · 1940 · age 12
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03749-00043)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gedis Kravinsky | 52 | Wife | — | Poland |
| 2 | Morris Kravinsky | 26 | Son | Censor | Poland |
| 3 | Irving Kravinsky | 16 | Son | — | Pennsylvania |
| 4 | Jacob Kauffman | 54 | Head | Sheet Metal Wk. | Russia |
| 5 | Ann Kauffman | 27 | Daughter | Saleswoman | Russia |
| 6 | Carl Kauffman | 25 | Son | Salesman | Russia |
| 7 | Sue Kauffman | 20 | Daughter | Receptionist | Pennsylvania |
| 8 | John Mcclure | 40 | Head | Plumber | Pennsylvania |
| 9 | Margaret Mcclure | 39 | Wife | — | Pennsylvania |
| 10 | Mary Mcclure THIS PERSON | 14 | Daughter | — | Pennsylvania |
| 11 | James Mcclure | 12 | Son | — | Pennsylvania |
| 12 | John Jr. Mcclure | 11 | Son | — | Pennsylvania |
| 13 | Margaret M. Mcclure | 3 | Daughter | — | Pennsylvania |
| 14 | Delores Mcclure | 1 | Daughter | — | Pennsylvania |
| 15 | Rose Mcclure | 50 | Sister | Bailiff | Pennsylvania |
| 16 | Joseph Mcclure | 46 | Brother | Pipefitter Helper | Pennsylvania |
| 17 | William G. Stiedra | 54 | Head | Erector-Iron Bldg | Pennsylvania |
| 18 | Nora M. Stiedra | 55 | Wife | — | Eire |
| 19 | Emil J. Peat | 54 | Head | Auto Mechanic | France |
| 20 | Yvonne Peat | 48 | Wife | — | France |
| 21 | Yvonne Peat | 7 | Daughter | — | Pennsylvania |
| 22 | Margaret Mccrea | 64 | Head | — | Eire |
| 23 | Elizabeth Dillon | 45 | Daughter | Cashier | Eire |
| 24 | Edward J. Mccaffery | 58 | Head | Messenger | Pennsylvania |
| 25 | Mary Mccaffery | 57 | Wife | — | England |
| 26 | Robert J. Staepel | 30 | Nephew | Sheet Metal Wk. | New Jersey |
| 27 | Catherine Staepel | 24 | Niece | — | Pennsylvania |
| 28 | Regina Staepel | 0 | Niece | — | Pennsylvania |
| 29 | Louisa Trainor | 49 | Head | — | Pennsylvania |
| 30 | Leonard Trainor | 31 | Son | Electrician | Pennsylvania |
| 31 | Agnes Trainor | 25 | Daughter in law | — | Pennsylvania |
| 32 | Leonard Jr. Trainor | 2 | Grandson | — | Pennsylvania |
| 33 | Bernard Stockmann | 51 | Brother | Driver | Pennsylvania |
| 34 | Jacob Spivack | 58 | Head | Carpenter | Russia |
| 35 | Mollie Spivack | 53 | Wife | — | Russia |
| 36 | Benjamin Spivack | 26 | Son | P.O. Clerk | Pennsylvania |
| 37 | Edith Spivack | 24 | Daughter | — | Pennsylvania |
| 38 | David Shulman | 42 | Head | Self Employed | Russia |
| 39 | Fannie Shulman | 33 | Wife | — | Massachusetts |
| 40 | Muriel Shulman | 17 | Daughter | — | Massachusetts |
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)