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Alice Mcdonald — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Alice Mcdonald across the 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1909), then head of a 7-person household.
Age 21
b. ~1909
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | McDonald |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Typer |
| Industry | Mfg. Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Typer |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1909 |
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 1930 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Robert Mcdonald | Son | — | 8 | ~1922 |
| Alice Mcdonald | Spouse | — | 43 | ~1887 |
| James Mcdonald | Head | — | 41 | ~1889 |
| John Mcdonald | Son | — | 16 | ~1914 |
| Margaret Mcdonald | Daughter | — | 11 | ~1919 |
| Alice Mcdonald | Daughter | — | 21 | ~1909 |
| James Mcdonald | Son | — | 17 | ~1913 |
Census Appearances
1920
Allegheny, Pennsylvania
Daughter, age 10
Allegheny, Pennsylvania · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | Alice |
| 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 | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 21
Allegheny, Pennsylvania · implied b. ~1909 — 7 household members
| Surname | McDonald |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Occupation | Typer |
| Industry | Mfg. Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Alice Mcdonald across 2 US Census years (1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Alice Mcdonald
Daughter · 1930 · age 21 · b. ~1909 · Pennsylvania
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Sibling
John Mcdonald
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mcdonald
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mcdonald
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcdonald
Sibling · 1930 · age 17
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
1930 US Federal Census — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1983:0625)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Michael Burke | 71 | Head | Common Labor | Pennsylvania |
| 2 | Catherine Burke | 71 | Wife | — | Pennsylvania |
| 3 | William Rakenkamp | 41 | Head | Common Labor | Pennsylvania |
| 4 | Mary Rakenkamp | 29 | Wife | — | Pennsylvania |
| 5 | William Jr Rakenkamp | 17 | Son | Clerk | Pennsylvania |
| 6 | Owen Rakenkamp | 15 | Son | — | Pennsylvania |
| 7 | James Rakenkamp | 11 | Son | — | Pennsylvania |
| 8 | Edna Rakenkamp | 9 | Daughter | — | Pennsylvania |
| 9 | Bernice Rakenkamp | 7 | Daughter | — | Pennsylvania |
| 10 | James Mcdonald | 41 | Head | Common Labor | Pennsylvania |
| 11 | Alice Mcdonald | 43 | Wife | — | New York |
| 12 | Alice Mcdonald THIS PERSON | 21 | Daughter | Typer | Pennsylvania |
| 13 | James Jr Mcdonald | 17 | Son | Common Labor | Pennsylvania |
| 14 | John Mcdonald | 16 | Son | Common Labor | Pennsylvania |
| 15 | Margaret Mcdonald | 11 | Daughter | — | Pennsylvania |
| 16 | Robert Mcdonald | 8 | Son | — | Pennsylvania |
| 17 | George Kauer | 60 | Head | Blacksmith | Germany |
| 18 | Julia Kauer | 50 | Wife | — | Germany |
| 19 | John Kauer | 24 | Son | Store Counter | Pennsylvania |
| 20 | George Jr Kauer | 22 | Son | Electrician | Pennsylvania |
| 21 | Calla Kauer | 20 | Daughter | Cashier | Pennsylvania |
| 22 | Anna Weinheimer | 58 | Wife | — | Pennsylvania |
| 23 | Madeline Weinheimer | 19 | Daughter | — | Pennsylvania |
| 24 | William Hardy | 28 | Head | Fireman | Pennsylvania |
| 25 | Anna Hardy | 29 | Wife | — | Pennsylvania |
| 26 | Junior Hardy | 5 | Son | — | Pennsylvania |
| 27 | William Jr Hardy | 3 | Son | — | Pennsylvania |
| 28 | Thomas C. Hardy | 23 | Brother | Adjuster | Pennsylvania |
| 29 | Thomas Flynn | 46 | Uncle | Common Labor | England |
| 30 | Daniel Cassidy | 57 | Head | Ticketer | Pennsylvania |
| 31 | Amelia Cassidy | 63 | Wife | — | Pennsylvania |
| 32 | Elmer Repp | 40 | Head | Common Labor | Pennsylvania |
| 33 | Alice Repp | 36 | Wife | — | Pennsylvania |
| 34 | Mildred Repp | 15 | Daughter | — | Pennsylvania |
| 35 | Elmer Jr Repp | 11 | Son | — | Pennsylvania |
| 36 | Hazel Anderson | 43 | Head | Maid | Pennsylvania |
| 37 | Helen Anderson | 14 | Daughter | — | Pennsylvania |
| 38 | James Anderson | 4 | Son | — | Pennsylvania |
| 39 | James Alcock | 34 | Head | Chemist | England |
| 40 | Rachael Alcock | 32 | Wife | — | England |
| 41 | Philip Alcock | 9 | Son | — | England |
| 42 | James Jr Alcock | 6 | Son | — | England |
| 43 | William Dober | 44 | Head | Station Labor | Pennsylvania |
| 44 | Ruth Dober | 38 | Wife | — | Pennsylvania |
| 45 | James Dober | 8 | Son | — | Pennsylvania |
| 46 | Michael Morgan | 60 | Head | — | Pennsylvania |
| 47 | Julius Goldberg | 50 | Head | Manager | Russia |
| 48 | Lena Goldberg | 44 | Wife | — | Poland |
| 49 | Solomon Goldberg | 20 | Son | — | Pennsylvania |
| 50 | Ida Goldberg | 19 | Daughter | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)