MH
Mary Healey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Healey across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Healey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Highest Grade | G 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1929 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Robert Healey | Son | — | 1 | ~1939 |
| Mary Healey | Daughter | — | 11 | ~1929 |
| Bertha Healey | Daughter | — | 8 | ~1932 |
| Lydia Healey | Head | — | 36 | ~1904 |
| Fanny Healey | Daughter | — | 5 | ~1935 |
| William Healey | Son | — | 7 | ~1933 |
| Charles Healey | Son | — | 15 | ~1925 |
| Melvina Healey | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 1
Philadelphia, Pennsylvania · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Haley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Daughter, age 11
Philadelphia-County, Pennsylvania · implied b. ~1929 — 8 household members
| Surname | Healey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Highest Grade | G 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 Mary Healey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Healey
Daughter · 1940 · age 11 · b. ~1929 · Pennsylvania
★ You are viewing this record
Sibling
Melvina Healey
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Healey
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fanny Healey
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Healey
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bertha Healey
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Healey
Sibling · 1940 · age 7
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-t0627-03698-00419)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Selby Jean Selby | 11 | Daughter | — | Pennsylvania |
| 2 | Selby John Selby | 9 | Son | — | Pennsylvania |
| 3 | Peter Bitco | 63 | Head | Cabinet Maker | Hungary |
| 4 | Katie Bitco | 59 | Wife | — | Hungary |
| 5 | Louise Bitco | 22 | Daughter | Pharmacist | Pennsylvania |
| 6 | Julius Glasner | 33 | Son-in-law | Paper Hanger | Hungary |
| 7 | Russell Maiden | 32 | Head | Porter | New Jersey |
| 8 | Ethel Maiden | 31 | Wife | Presser | Pennsylvania |
| 9 | Ernestine Maiden | 11 | Daughter | — | Pennsylvania |
| 10 | Dolores Maiden | 10 | Daughter | — | Pennsylvania |
| 11 | Joan Maiden | 9 | Daughter | — | Pennsylvania |
| 12 | Russell Maiden | 7 | Son | — | Pennsylvania |
| 13 | John Maiden | 5 | Son | — | Pennsylvania |
| 14 | Phillip Kelly | 47 | Head | Asst Manager | Pennsylvania |
| 15 | Mary Kelly | 43 | Sister | — | Pennsylvania |
| 16 | Thomas Cunningham | 44 | Lodger | Truck Driver | Pennsylvania |
| 17 | Minnie Tolbert | 39 | Head | Stripper | So Carolina |
| 18 | Rissie Tolbert | 37 | Sister | Stripper | So Carolina |
| 19 | Edward Tolbert | 33 | Brother | Packer | So Carolina |
| 20 | William Tolbert | 29 | Brother | Cement Finisher | So Carolina |
| 21 | Quina Tolbert | 25 | Sister | — | So Carolina |
| 22 | Jessie Tolbert | 23 | Brother | — | So Carolina |
| 23 | Fredrina Mcneill | 25 | Lodger | Railer | No Carolina |
| 24 | Charles Delaney | 25 | Lodger | Stripper | No Carolina |
| 25 | John L. Meagher | 50 | Head | Elevator Operator | Pennsylvania |
| 26 | Clara B. Meagher | 54 | Wife | Saleslady | Pennsylvania |
| 27 | Anna C. Meagher | 76 | Mother | — | Eire |
| 28 | Lydia Healey | 36 | Head | — | So Carolina |
| 29 | Charles Healey | 15 | Son | Learner | So Carolina |
| 30 | Mary Healey THIS PERSON | 11 | Daughter | — | Pennsylvania |
| 31 | Melvina Healey | 9 | Daughter | — | Pennsylvania |
| 32 | Bertha Healey | 8 | Daughter | — | Pennsylvania |
| 33 | William Healey | 7 | Son | — | Pennsylvania |
| 34 | Fanny Healey | 5 | Daughter | — | Pennsylvania |
| 35 | Robert Healey | 1 | Son | — | Pennsylvania |
| 36 | John Cooper | 39 | Head | Trackman | So Carolina |
| 37 | Emma Cooper | 35 | Wife | — | So Carolina |
| 38 | Samuel Cooper | 5 | Son | — | So Carolina |
| 39 | Miner Cooper | 24 | Daughter | — | So Carolina |
| 40 | Hellen Cooper | 3 | Niece | — | 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)