MC
Mary Cleary — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Mary Cleary across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 9-person household.
Age 20
b. ~1920
Female
Daughter
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Cleary |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1920 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Homer Wright | Head | — | 44 | ~1896 |
| Matthew Puhl | Other | — | 62 | ~1878 |
| Julia Hamilton | Other | — | 17 | ~1923 |
| Margaret Wright | Daughter | — | 22 | ~1918 |
| Matthew Wright | Son | — | 24 | ~1916 |
| Louise Wright | Spouse | — | 44 | ~1896 |
| Mary Cleary | Daughter | — | 20 | ~1920 |
| John Cleary | Other | — | 21 | ~1919 |
| Homer Wright | Son | — | 22 | ~1918 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 10
Allegheny, Pennsylvania · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cleary |
| Given Name | Mary P. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| 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
Allegheny-County, Pennsylvania
Daughter, age 20
Allegheny-County, Pennsylvania · implied b. ~1920 — 9 household members
| Surname | Cleary |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| 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 Cleary across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cleary
Daughter · 1940 · age 20 · b. ~1920 · Pennsylvania
★ You are viewing this record
Sibling
Homer Wright
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matthew Wright
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Wright
Sibling · 1940 · age 22
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03672-00317)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Flaherty | 47 | Head | Machinist | Pennsylvania |
| 42 | Annie Flaherty | 38 | Wife | — | Pennsylvania |
| 43 | William Junior Flaherty | 5 | Son | — | Pennsylvania |
| 44 | Patricia Flaherty | 4 | Daughter | — | Pennsylvania |
| 45 | Anna Mcdonough | 70 | Mother-in-law | — | Eire |
| 46 | William J. Solon | 71 | Head | — | Pennsylvania |
| 47 | Bertha A. Solon | 69 | Wife | — | Pennsylvania |
| 48 | Stuart M. Radcliffe | 48 | Head | Plumber, Master | New Jersey |
| 49 | Agnes M. Radcliffe | 40 | Wife | — | Pennsylvania |
| 50 | Carl Huchel | 57 | Head | Moulder | Pennsylvania |
| 51 | Edward Olechelski | 47 | Head | Carpenter | Pennsylvania |
| 52 | Annie Olechelski | 50 | Wife | — | Pennsylvania |
| 53 | Homer S. Wright | 44 | Head | Machinist | Pennsylvania |
| 54 | Louise Wright | 44 | Wife | — | Pennsylvania |
| 55 | Matthew Wright | 24 | Son | Telephone Repairman | Pennsylvania |
| 56 | Margaret Wright | 22 | Daughter | — | Pennsylvania |
| 57 | Homer Junior Wright | 22 | Son | Freight Handler | Pennsylvania |
| 58 | John Cleary | 21 | Son-in-law | Laborer | Pennsylvania |
| 59 | Mary J. Cleary THIS PERSON | 20 | Daughter | — | Pennsylvania |
| 60 | Matthew Puhl | 62 | Brother-in-law | — | Pennsylvania |
| 61 | Julia Hamilton | 17 | Lodger | — | Pennsylvania |
| 62 | Peter S. Marmo | 47 | Head | Salesman | Pennsylvania |
| 63 | Florence Marmo | 45 | Wife | — | Pennsylvania |
| 64 | William R. Isard | 68 | Lodger | Watchman | Kansas |
| 65 | Carl J. Book | 34 | Lodger | Truck Driver | Pennsylvania |
| 66 | Elizabeth Inns | 43 | Head | Housekeeper | Pennsylvania |
| 67 | Louis Mershan | 53 | Head | Laborer | Pennsylvania |
| 68 | Barbara Mclaughlin | 40 | Head | Cook | Pennsylvania |
| 69 | John Ramsden | 48 | Head | Iron Worker | Nebraska |
| 70 | Head Rose-Hillery | None | M | Scrap Iron | — |
| 71 | Lucille Rose-Hillery | 25 | Wife | — | Tennessee |
| 72 | Archibald Lawson | 36 | Head | Dentist | Pennsylvania |
| 73 | Jean Lawson | 37 | Wife | — | Pennsylvania |
| 74 | Gretchen Lawson | 9 | Daughter | — | Pennsylvania |
| 75 | Mary N. Howe | 74 | Mother | — | Pennsylvania |
| 76 | Josephine De Angelis | 24 | Servant | Maid | Pennsylvania |
| 77 | Victor E. Weissinger | 63 | Head | Salesman | Pennsylvania |
| 78 | Maude Weissinger | 63 | Wife | — | Pennsylvania |
| 79 | Here Begins Business Woman'S Club | None | — | — | — |
| 80 | Lulu Kettering | 61 | Housekeeper | Housekeeper | 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)