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Margaret Kelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Margaret Kelly across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 15-person household.
Age 15
b. ~1925
Female
Daughter
Born: Penna.
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Kelly |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Penna. |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Township / Ward | Phila |
| Est. Birth Year | ~1925 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Mary Kelly | Daughter | — | 12 | ~1928 |
| Catherine Kelly | Daughter | — | 6 | ~1934 |
| Margaret Kelly | Daughter | — | 15 | ~1925 |
| James Kelly | Head | — | 76 | ~1864 |
| Margaret Hennessey | Other | — | 66 | ~1874 |
| William Hennessey | Other | — | 36 | ~1904 |
| Peter Mehan | Other | — | 57 | ~1883 |
| Mary Allen | Other | — | 34 | ~1906 |
| Howard Allen | Other | — | 43 | ~1897 |
| Francis Kelly | Son | — | 2 | ~1938 |
| William Kelly | Son | — | 8 | ~1932 |
| John Kelly | Son | — | 14 | ~1926 |
| Thomas Kelly | Son | — | 11 | ~1929 |
| Joseph Kelly | Son | — | 10 | ~1930 |
| Catherine Kelly | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 5
Philadelphia, Pennsylvania · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Daughter, age 15
Philadelphia-County, Pennsylvania · implied b. ~1925 — 15 household members
| Surname | Kelly |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Penna. |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Philadelphia |
| Industry | 0 |
| Highest Grade | H-3 |
| 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 Margaret Kelly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Kelly
Daughter · 1940 · age 15 · b. ~1925 · Pennsylvania
★ You are viewing this record
Sibling
Thomas Kelly
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Kelly
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Kelly
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kelly
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Kelly
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Kelly
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Kelly
Sibling · 1940 · age 8
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-t0627-03696-00341)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lois Neyman | 1 | Daughter | — | Penna. |
| 42 | Lydia Luttle | 54 | Head | Housekeeper | Penna. |
| 43 | William Wheatley | 60 | Boarder | — | Penna. |
| 44 | Charles Wheatley | 48 | Boarder | — | Penna. |
| 45 | Christina Clarke | 72 | Lodger | — | Germany |
| 46 | James Kelly | 76 | Head | Chauffeur | Penna. |
| 47 | Catherine Kelly | 37 | Wife | Housekeeper | Penna. |
| 48 | Margaret Kelly THIS PERSON | 15 | Daughter | — | Penna. |
| 49 | John Kelly | 14 | Son | — | Penna. |
| 50 | Mary Kelly | 12 | Daughter | — | Penna. |
| 51 | Thomas Kelly | 11 | Son | — | Penna. |
| 52 | Joseph Kelly | 10 | Son | — | Penna. |
| 53 | William Kelly | 8 | Son | — | Penna. |
| 54 | Catherine Kelly | 6 | Daughter | — | Penna. |
| 55 | Francis Kelly | 2 | Son | — | Penna. |
| 56 | Margaret Hennessey | 66 | Mother-in-law | Housekeeper | Northern Ireland |
| 57 | William Hennessey | 36 | Brother-in-law | Bellhop | Penna. |
| 58 | Peter Mehan | 57 | Uncle | Trucker | Northern Ireland |
| 59 | Howard Allen | 43 | Brother-in-law | Bartender | Penna. |
| 60 | Mary Allen | 34 | Sister-in-law | — | Penna. |
| 61 | Marcella C. Neyman | 45 | Head | Operator | Penna. |
| 62 | Marcella M. Neyman | 25 | Daughter | Bookkeeper | Penna. |
| 63 | Charles Neyman | 25 | Son | Draughtsman | Penna. |
| 64 | Jacob G. Heres | 71 | Head | Machinist | Penna. |
| 65 | Sarah A. Heres | 70 | Wife | Housekeeper | Penna. |
| 66 | Charles H. Bauder | 54 | Head | Stationary Eng. | Penna. |
| 67 | Sarah Bauder | 54 | Wife | Housekeeper | New Jersey |
| 68 | Lillian Bauder | 25 | Daughter | Pairing Maker | Penna. |
| 69 | Rose Anthony | 25 | Daughter | Candy Maker | Penna. |
| 70 | Charles J. Bauder | 21 | Son | Auto Mechanic | Penna. |
| 71 | Mary Bauder | 17 | Daughter | — | Penna. |
| 72 | Elinore Bauder | 19 | Daughter | — | Penna. |
| 73 | Dorothy Bauder | 14 | Daughter | — | Penna. |
| 74 | Elmira Bauder | 13 | Daughter | — | Penna. |
| 75 | Margaret Bauder | 9 | Daughter | — | Penna. |
| 76 | George Anthony | 23 | Son-in-law | Chauffeur | Penna. |
| 77 | John C. Max | 48 | Head | Machinist | Penna. |
| 78 | May Max | 40 | Wife | Finisher | Penna. |
| 79 | Lydia Kinslow | 60 | Mother-in-law | Housekeeper | Penna. |
| 80 | John J. Max | 17 | Son | Real Estate Clerk | 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)