MD
Margaret Donnelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Margaret Donnelly across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Donnelly |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | New worker |
| Class of Worker | GW |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | New Worker |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1922 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Donnelly | Daughter | — | 14 | ~1926 |
| Kathleen Donnelly | Daughter | — | 17 | ~1923 |
| John Donnelly | Son | — | 20 | ~1920 |
| Anna Donnelly | Spouse | — | 48 | ~1892 |
| Margaret Donnelly | Daughter | — | 18 | ~1922 |
| Martin Donnelly | Son | — | 22 | ~1918 |
| John Donnelly | Head | — | 51 | ~1889 |
| James Donnelly | Son | — | 6 | ~1934 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 8
Philadelphia, Pennsylvania · implied b. ~1922 — 16 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donnelly |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| 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
Philadelphia-County, Pennsylvania
Daughter, age 18
Philadelphia-County, Pennsylvania · implied b. ~1922 — 8 household members
| Surname | Donnelly |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | New worker |
| Class of Worker | GW |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| 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 Margaret Donnelly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Donnelly
Daughter · 1940 · age 18 · b. ~1922 · Pennsylvania
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Sibling
James Donnelly
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Donnelly
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Donnelly
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Donnelly
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Donnelly
Sibling · 1940 · age 20
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-t0627-03721-00367)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Mccloskey | 13 | Daughter | — | Pennsylvania |
| 42 | John Mccloskey | 12 | Son | — | Pennsylvania |
| 43 | Harry Richards | 37 | Head | Knitter | Pennsylvania |
| 44 | Helen Richards | 32 | Wife | — | Pennsylvania |
| 45 | Harry Richards | 8 | Son | — | Pennsylvania |
| 46 | Arthur Richards | 5 | Son | — | Pennsylvania |
| 47 | Lester Vitalis | 24 | Head | Knitter | Pennsylvania |
| 48 | Madeline Vitalis | 25 | Wife | Loil Winder | Pennsylvania |
| 49 | John J Donnelly | 51 | Head | Beas Operator | Pennsylvania |
| 50 | Anna Donnelly | 48 | Wife | — | Ireland |
| 51 | Martin Donnelly | 22 | Son | Tester | Pennsylvania |
| 52 | John Jr Donnelly | 20 | Son | New Worker | Pennsylvania |
| 53 | Margaret Donnelly THIS PERSON | 18 | Daughter | New Worker | Pennsylvania |
| 54 | Kathleen Donnelly | 17 | Daughter | — | Pennsylvania |
| 55 | Dorothy Donnelly | 14 | Daughter | — | Pennsylvania |
| 56 | James Donnelly | 6 | Son | — | Pennsylvania |
| 57 | John C Seipp | 47 | Head | Tool Maker | Pennsylvania |
| 58 | Margaret Seipp | 48 | Wife | — | Pennsylvania |
| 59 | Henry O'Brien | 34 | Head | Shipping Clerk | Pennsylvania |
| 60 | Josephine O'Brien | 31 | Wife | — | Pennsylvania |
| 61 | Joseph O'Brien | 11 | Son | — | Pennsylvania |
| 62 | Walter Trussell | 22 | Head | Auto Mechanic | Pennsylvania |
| 63 | Ethel Trussell | 20 | Wife | — | Pennsylvania |
| 64 | Walter Trussell | 2 | Son | — | Pennsylvania |
| 65 | William Schumann | 34 | Head | Beas Dyer | Pennsylvania |
| 66 | Evelyn Schumann | 23 | Wife | — | Pennsylvania |
| 67 | Barbara Schumann | 1 | Daughter | — | Pennsylvania |
| 68 | Michael Larrisey | 49 | Head | Salesman | Pennsylvania |
| 69 | Margaret Larrisey | 47 | Wife | — | Pennsylvania |
| 70 | John Larrisey | 15 | Son | — | Pennsylvania |
| 71 | Reese Zimmerman | 28 | Head | Laborer | Pennsylvania |
| 72 | Elinor Zimmerman | 22 | Wife | — | Pennsylvania |
| 73 | Reese Zimmerman | 5 | Son | — | Pennsylvania |
| 74 | Betty Zimmerman | 1 | Daughter | — | Pennsylvania |
| 75 | Herbert Arnold | 32 | Head | Fireman | Michigan |
| 76 | Ethel Arnold | 28 | Wife | — | Pennsylvania |
| 77 | Elizabeth Arnold | 10 | Daughter | — | Pennsylvania |
| 78 | Ethel G Arnold | 8 | Daughter | — | Pennsylvania |
| 79 | James Gillen | 37 | Head | Installing Man | Pennsylvania |
| 80 | Catherine Gillen | 28 | Wife | — | Pennsylvania |
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)