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Mary Mcmanus — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Mcmanus across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1910), then head of a 10-person household.
Age 30
b. ~1910
Female
Daughter
Born: Penna
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | McManus |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Phila. |
| 1935 Residence (County) | Phila. |
| Additional Details | |
| Occupation | Apprentice |
| Industry | Chemist |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Occupation | Apprentice |
| Township / Ward | Phila |
| Est. Birth Year | ~1910 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Catherine Mcmanus | Daughter | — | 28 | ~1912 |
| Beatrice Mcmanus | Daughter | — | 27 | ~1913 |
| Mary Mcmanus | Daughter | — | 30 | ~1910 |
| Henry Mcmanus | Son | — | 22 | ~1918 |
| Illene Mcmanus | Daughter | — | 20 | ~1920 |
| Anna Mcmanus | Spouse | — | 53 | ~1887 |
| Joseph Mcmanus | Son | — | 32 | ~1908 |
| Joseph Mcmanus | Head | — | 72 | ~1868 |
| Francis Mcmanus | Son | — | 23 | ~1917 |
| Paul Mcmanus | Son | — | 18 | ~1922 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 19
Philadelphia, Pennsylvania · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McMann |
| Given Name | Margaret |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Daughter, age 30
Philadelphia-County, Pennsylvania · implied b. ~1910 — 10 household members
| Surname | McManus |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Phila. |
| 1935 Residence (County) | Phila. |
| Occupation | Apprentice |
| Industry | Chemist |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
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 Mcmanus across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcmanus
Daughter · 1940 · age 30 · b. ~1910 · Pennsylvania
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Sibling
Catherine Mcmanus
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Mcmanus
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mcmanus
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Mcmanus
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Mcmanus
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Illene Mcmanus
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Mcmanus
Sibling · 1940 · age 27
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-t0627-03702-00843)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | David H Dart | 50 | Head | Foreman | Penna |
| 42 | Margaret Dart | 50 | Wife | — | Penna |
| 43 | Margaret Dart | 25 | Daughter | Inspector | Penna |
| 44 | Mary Dart | 23 | Daughter | Technician | Penna |
| 45 | Thomas Leo Dart | 15 | Son | — | Penna |
| 46 | Illene Dart | 10 | Daughter | — | Penna |
| 47 | Robert Dart | 10 | Son | — | Penna |
| 48 | James Shaw | 27 | Head | Draftsman | Penna |
| 49 | Eleanor Shaw | 24 | Wife | — | New Jersey |
| 50 | George James | 87 | Grandson | Salesman | Penna |
| 51 | Frank Scarpelli | 42 | Head | Dyer | Italy |
| 52 | Jenny Scarpelli | 37 | Wife | — | Penna |
| 53 | Louis Scarpelli | 20 | Son | Gardener | Penna |
| 54 | Marion Scarpelli | 18 | Daughter | — | Penna |
| 55 | Joseph Mcmanus | 72 | Head | Mfg. Chemist | England |
| 56 | Anna Mcmanus | 53 | Wife | — | England |
| 57 | Joseph Mcmanus | 32 | Son | Apprentice | Penna |
| 58 | Mary Mcmanus THIS PERSON | 30 | Daughter | Apprentice | Penna |
| 59 | Catherine Mcmanus | 28 | Daughter | Apprentice | Penna |
| 60 | Beatrice Mcmanus | 27 | Daughter | Apprentice | Penna |
| 61 | Francis Mcmanus | 23 | Son | Apprentice | Penna |
| 62 | Henry Mcmanus | 22 | Son | Apprentice | Penna |
| 63 | Illene Mcmanus | 20 | Daughter | — | Penna |
| 64 | Paul Mcmanus | 18 | Son | — | Penna |
| 65 | Valerea Cooke | 51 | Head | — | Penna |
| 66 | Marie Cooke | 47 | Sister | Operator | Penna |
| 67 | Anastasia Cooke | 45 | Sister | Estimator | Penna |
| 68 | Chester Coon | 47 | Lodger | Machinist | Penna |
| 69 | Anna Beck | 75 | Head | — | Penna |
| 70 | Adele Beck | 64 | Sister | — | Penna |
| 71 | Herbert Simms | 55 | Head | Policeman | England |
| 72 | Delia Simms | 41 | Wife | — | Ireland |
| 73 | Michael Devore | 20 | Step Son | New Worker | Ireland |
| 74 | Nancy Devore | 19 | Step Daughter | Waitress | England |
| 75 | Bernard Morrisson | 28 | Head | Server Man | Penna |
| 76 | Mary Morrisson | 24 | Wife | — | Penna |
| 77 | Richard Connelly | 28 | Head | Chauffeur | Penna |
| 78 | Mary Connelly | 23 | Wife | — | Penna |
| 79 | Salvator Quintadale | 26 | Head | Clerk | Penna |
| 80 | Betty Quintadale | 24 | Wife | — | Penna |
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)