MD
Mary Daley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Daley across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 7-person household.
Age 42
b. ~1898
Female
Spouse
Born: Northern Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Daley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Northern Ireland |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Naturalization Status | First papers filed |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same House |
| Birthplace (normalized) | northern ireland |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1898 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Francis Daley | Son | — | 5 | ~1935 |
| Mary Daley | Daughter | — | 10 | ~1930 |
| Patrick Daley | Head | — | 45 | ~1895 |
| Charles Daley | Son | — | 7 | ~1933 |
| Patricia Daley | Daughter | — | 1 | ~1939 |
| John Daley | Son | — | 9 | ~1931 |
| Mary Daley | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Philadelphia, Pennsylvania
Other, age 33
Philadelphia, Pennsylvania · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Daly |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Northern Ireland |
| Naturalization Status | First papers filed |
| Year of Immigration | 1924 |
| Age at First Marriage | 31 |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Northern Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | northern ireland |
1940
Philadelphia-County, Pennsylvania
Spouse, age 42
Philadelphia-County, Pennsylvania · implied b. ~1898 — 7 household members
| Surname | Daley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Northern Ireland |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Naturalization Status | First papers filed |
| Hours Worked | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same House |
| Birthplace (normalized) | northern ireland |
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 Daley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Daley
Spouse · 1940 · age 42 · b. ~1898 · Pennsylvania
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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
37 people indexed on this census page (nara:1940:m-t0627-03741-00173)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | J. John | 79 | Father | — | Northern Ireland |
| 42 | Mary J. Stevenson | 50 | Lodger | — | England |
| 43 | Charles Merrick | 33 | Lodger | Machine Helper | Delaware |
| 46 | John G. Schwindiman | 62 | Head | Guard | Pennsylvania |
| 47 | Mary E. Schwindiman | 51 | Wife | — | Pennsylvania |
| 48 | John G. Schwindiman | 27 | Son | Welder | Pennsylvania |
| 49 | Hugo Bouch | 65 | Head | Cabinet Maker | Germany |
| 50 | Alina M. Bouch | 67 | Wife | — | Germany |
| 51 | Gertrude A. Bouch | 41 | Daughter | Thrower | Germany |
| 52 | Patrick Daley | 45 | Head | Fireman | Northern Ireland |
| 53 | Mary Daley THIS PERSON | 42 | Wife | — | Northern Ireland |
| 54 | Mary T. Daley | 10 | Daughter | — | Pennsylvania |
| 55 | John P. Daley | 9 | Son | — | Pennsylvania |
| 56 | Charles L. Daley | 7 | Son | — | Pennsylvania |
| 57 | Francis J. Daley | 5 | Son | — | Pennsylvania |
| 58 | Patricia A. Daley | 1 | Daughter | — | Pennsylvania |
| 59 | Emil H. Appel | 67 | Head | Motorman | Germany |
| 60 | Anna M. Appel | 57 | Wife | — | Hungary |
| 62 | Emil Trin | 50 | Head | Baker | Germany |
| 63 | Mattie A. Trin | 42 | Wife | — | Pennsylvania |
| 64 | Walter H. Riedel | 47 | Head | Operator | Pennsylvania |
| 65 | Marie E. Riedel | 46 | Wife | — | Pennsylvania |
| 66 | Walter H. Jr. Riedel | 19 | Son | New Worker | Pennsylvania |
| 67 | Robert G. Riedel | 9 | Son | — | Pennsylvania |
| 68 | John N. Bilger | 41 | Head | Estimator | Pennsylvania |
| 69 | Carrie Bilger | 39 | Wife | — | Pennsylvania |
| 70 | John L. Schneider | 48 | Head | Salesman | Pennsylvania |
| 71 | Madeline S. Schneider | 39 | Wife | — | Pennsylvania |
| 72 | Joseph M. Stoppel | 50 | Head | Shipping Clerk | Pennsylvania |
| 73 | Clara B. Stoppel | 46 | Wife | Waitress | Pennsylvania |
| 74 | John W. Collins | 30 | Nephew | Boiler Maker | Pennsylvania |
| 75 | Anna R. Collins | 24 | Niece | Tipper | Pennsylvania |
| 76 | George J. Rogers | 54 | Head | Weaver | Vermont |
| 77 | Millie M. Rogers | 52 | Wife | — | New York |
| 78 | William M. Yorston | 71 | Uncle | — | Pennsylvania |
| 79 | Howard Human | 35 | Lodger | Plumber | Pennsylvania |
| 80 | Francis Heberg | 42 | Head | Iron Worker | 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)