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Mary Tucker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Mary Tucker across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 10-person household.
Age 21
b. ~1919
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Tucker |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | New Worker |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1919 |
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 |
|---|---|---|---|---|
| Evelyn Tucker | Daughter | — | 9 | ~1931 |
| Delores Tucker | Daughter | — | 7 | ~1933 |
| Josephine Tucker | Daughter | — | 20 | ~1920 |
| Mary Tucker | Daughter | — | 21 | ~1919 |
| Lillian Tucker | Daughter | — | 14 | ~1926 |
| George Tucker | Head | — | 47 | ~1893 |
| Pearl Tucker | Son | — | 5 | ~1935 |
| George Tucker | Son | — | 18 | ~1922 |
| Eugene Tucker | Son | — | 16 | ~1924 |
| Lillie Tucker | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 12
Allegheny, Pennsylvania · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tucker |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 21
Allegheny-County, Pennsylvania · implied b. ~1919 — 10 household members
| Surname | Tucker |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | New Worker |
| Class of Worker | 0 |
| Highest Grade | Hs 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 Tucker across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Tucker
Daughter · 1940 · age 21 · b. ~1919 · Pennsylvania
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Sibling
Eugene Tucker
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Tucker
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Tucker
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Tucker
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Tucker
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Tucker
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearl Tucker
Sibling · 1940 · age 5
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-t0627-03661-00308)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | David Jr Smith | 13 | Son | — | Pennsylvania |
| 42 | James Arthur Smith | 11 | Daughter | — | Pennsylvania |
| 43 | Ruth M. Smith | 9 | Daughter | — | Pennsylvania |
| 44 | Milton A. Smith | 8 | Son | — | Pennsylvania |
| 45 | Clara Lou Smith | 5 | Daughter | — | Pennsylvania |
| 46 | Bertha Mae Smith | 1 | Daughter | 0 | Pennsylvania |
| 47 | Lula Smith | 61 | Mother | — | Georgia |
| 48 | Frances C. Williams | 63 | Head | House Keeper | Virginia |
| 49 | Leroy E. Johnson | 50 | Nephew | Office Man | District of Columbia |
| 50 | Reed Gaskins | 57 | Head | Janitor | Virginia |
| 51 | Anna Gaskins | 58 | Wife | — | Virginia |
| 52 | Bruce Banner | 37 | Head | — | Pennsylvania |
| 53 | Kenneth Banner | 20 | Son | New Worker | Pennsylvania |
| 54 | Elaine Banner | 13 | Daughter | — | Pennsylvania |
| 55 | William Banner | 12 | Son | — | Pennsylvania |
| 56 | Harold Banner | 8 | Son | — | Pennsylvania |
| 57 | Marion Banner | 7 | Daughter | — | Pennsylvania |
| 58 | George Tucker | 47 | Head | Truck Helper | North Carolina |
| 59 | Lillie P. Tucker | 42 | Wife | — | South Carolina |
| 60 | Mary E. Tucker THIS PERSON | 21 | Daughter | New Worker | Pennsylvania |
| 61 | Josephine Tucker | 20 | Daughter | — | Pennsylvania |
| 62 | George Tucker | 18 | Son | Helper-Truck | Pennsylvania |
| 63 | Eugene Tucker | 16 | Son | — | Pennsylvania |
| 64 | Lillian Tucker | 14 | Daughter | — | Pennsylvania |
| 65 | Evelyn Tucker | 9 | Daughter | — | Pennsylvania |
| 66 | Delores Tucker | 7 | Daughter | — | Pennsylvania |
| 67 | Pearl Tucker | 5 | Son | — | Pennsylvania |
| 68 | Charles H. Backer | 51 | Head | Baker | Germany |
| 69 | Alfreda Backer | 46 | Wife | Sales Clerk | Pennsylvania |
| 70 | Elizabeth Backer | 23 | Daughter | Sales Clerk | Ohio |
| 71 | Charles Jr. Backer | 19 | Son | Baker | Pennsylvania |
| 72 | Frank Colangelo | 30 | Head | Linen Clerk | Italy |
| 73 | Evelyn Colangelo | 26 | Wife | — | Pennsylvania |
| 74 | Mary Jane Colangelo | 4 | Daughter | — | Pennsylvania |
| 75 | Patricia Colangelo | 3 | Son | — | Pennsylvania |
| 76 | Robert Greer | 27 | Head | Truck Driver | Pennsylvania |
| 77 | Esther Greer | 24 | Wife | — | Pennsylvania |
| 78 | Robert Ann Greer | 5 | Daughter | — | Pennsylvania |
| 79 | Mary Louise Greer | 4 | Daughter | — | Pennsylvania |
| 80 | Robert Dreemer | 32 | Head | Crane Operator | Pennsylvania |
Related Census Records
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)