MD
Mary Dougherty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Dougherty across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 10-person household.
Age 17
b. ~1923
Female
Daughter
Born: Penna
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Dougherty |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Philadelphia city |
| 1935 Residence (County) | Phila |
| Additional Details | |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1923 |
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 |
|---|---|---|---|---|
| Winifred Dougherty | Daughter | — | 15 | ~1925 |
| Mary Dougherty | Daughter | — | 17 | ~1923 |
| Rose Dougherty | Daughter | — | 19 | ~1921 |
| Jos Dougherty | Head | — | 41 | ~1899 |
| Paul Dougherty | Son | — | 12 | ~1928 |
| Jos Dougherty | Son | — | 13 | ~1927 |
| Thos Dougherty | Son | — | 10 | ~1930 |
| Donald Dougherty | Son | — | 5 | ~1935 |
| John Dougherty | Son | — | 1 | ~1939 |
| Winifred Dougherty | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 6
Philadelphia, Pennsylvania · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dougherty |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Penna |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Daughter, age 17
Philadelphia-County, Pennsylvania · implied b. ~1923 — 10 household members
| Surname | Dougherty |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Philadelphia city |
| 1935 Residence (County) | Phila |
| 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 Mary Dougherty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Dougherty
Daughter · 1940 · age 17 · b. ~1923 · Pennsylvania
★ You are viewing this record
Sibling
John Dougherty
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thos Dougherty
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Dougherty
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jos Dougherty
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Dougherty
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winifred Dougherty
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Dougherty
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 — 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-t0627-03756-00179)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Attilio Casciato | 44 | Head | Foreman | Penna |
| 42 | Amelia Casciato | 43 | Wife | — | Penna |
| 43 | Carmen Casciato | 19 | Son | — | Penna |
| 44 | Anthony Casciato | 15 | Son | — | Penna |
| 45 | Jos M Isakoff | 36 | Head | Minister | Poland |
| 46 | Elizabeth Isakoff | 40 | Wife | — | Penna |
| 47 | Beverly A Isakoff | 2 | Daughter | — | N.Y. |
| 48 | Mary Guerin | 76 | M. in Law | — | Maryland |
| 49 | Abraham Leibuck | 35 | Head | Cashier | Penna |
| 50 | Sarah Leibuck | 34 | Wife | — | Penna |
| 51 | Sara Jane Leibuck | 10 | Daughter | — | Penna |
| 52 | Joan R Leibuck | 9 | Daughter | — | Penna |
| 53 | Phyllis M Leibuck | 8 | Daughter | — | Penna |
| 54 | A. Gilbert Leibuck | 5 | Son | — | Penna |
| 55 | Jos. Bruce Leibuck | 4 | Son | — | Penna |
| 56 | James Foy | 31 | Head | Service Mech. | Penna |
| 57 | Mary Foy | 31 | Wife | — | Penna |
| 58 | Lois Foy | 9 | Daughter | — | Penna |
| 59 | James J Foy | 6 | Son | — | Penna |
| 60 | Jos. G. Robbins | 54 | Head | Bookkeeper | N.J. |
| 61 | Janette S Robbins | 54 | Wife | — | N.J. |
| 62 | Irving Russell | 40 | Head | Salesman | Rhode Is. |
| 63 | Ethel Russell | 34 | Wife | — | Penna |
| 64 | Shirley Russell | 12 | Daughter | — | Penna |
| 65 | Fred Storey | 61 | Head | Inspector | Md |
| 66 | Sophia Storey | 58 | Wife | — | Md |
| 67 | Fred J Storey | 32 | Son | Bookkeeper | Penna |
| 68 | Jos. Dougherty | 41 | Head | Salesman | Penna |
| 69 | Winifred Dougherty | 41 | Wife | — | Penna |
| 70 | Rose Mary Dougherty | 19 | Daughter | — | Penna |
| 71 | Mary Dougherty THIS PERSON | 17 | Daughter | — | Penna |
| 72 | Winifred Dougherty | 15 | Daughter | — | Penna |
| 73 | Jos. Dougherty | 13 | Son | — | Penna |
| 74 | Paul Dougherty | 12 | Son | — | Penna |
| 75 | Thos. Dougherty | 10 | Son | — | Penna |
| 76 | Donald Dougherty | 5 | Son | — | Penna |
| 77 | John Dougherty | 1 | Son | — | Penna |
| 78 | Ella R Hagan | 44 | Head | — | Penna |
| 79 | Edw. Hamilton | 25 | Nephew | Electrician | Penna |
| 80 | Frank Hamilton | 35 | Nephew | Electrician | 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)