JM
James Mcdonald — 1930 US Census Record
Model Tree available1930 United States Federal Census · Beaver, Pennsylvania
Our Model Tree links this James Mcdonald across the 1920, 1930 and 1940 US Censuses in Beaver, Pennsylvania (XGBoost, ~Confirmed), with identified parents Hugh & Hugh — first a son (b.~1902), then head of a 5-person household.
Age 28
b. ~1902
Male
Son
Born: Scotland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Beaver, Pennsylvania |
| Surname | McDonald |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1912 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Laborer |
| Township / Ward | Aliquippa Borough |
| Est. Birth Year | ~1902 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Hugh Mcdonald | Head | — | 51 | ~1879 |
| Sarah Mcdonald | Other | — | 50 | ~1880 |
| William Mcdonald | Son | — | 26 | ~1904 |
| James Mcdonald | Son | — | 28 | ~1902 |
| Daniel Mcdonald | Son | — | 21 | ~1909 |
Census Appearances
1920
Beaver, Pennsylvania
Son, age 19
Beaver, Pennsylvania · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1912 |
| Naturalization Status | Alien |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Beaver, Pennsylvania
Son, age 28
Beaver, Pennsylvania · implied b. ~1902 — 5 household members
| Surname | McDonald |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1912 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Beaver-County, Pennsylvania
Head, age 39
Beaver-County, Pennsylvania · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mc Donald |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Aliquippa (Borough) |
| 1935 Residence (County) | Beaver |
| Naturalization Status | Naturalized |
| Occupation | ist helper |
| Industry | steel mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3250 |
| Highest Grade | G-8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 James Mcdonald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hugh Mcdonald (~0.92 confidence) and father Hugh Mcdonald (~0.92 confidence) and mother Sarah Mcdonald (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hugh Mcdonald
b. ~1865
Source father
● Household
· direct · ~0.92
Father
Hugh Mcdonald
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Sarah Mcdonald
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Mcdonald
Son · 1930 · age 28 · b. ~1902 · Pennsylvania
★ You are viewing this record
Sibling
Daniel Mcdonald
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mcdonald
Sibling · 1930 · age 26
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 — Beaver, Pennsylvania
Open full size
1930 US Federal Census — Beaver, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1995rs:0351)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William H. House | 19 | Son | — | Pennsylvania |
| 2 | Mary E. House | 15 | Daughter | — | Pennsylvania |
| 3 | Samuel H. House | 12 | Son | — | Pennsylvania |
| 4 | George House | 10 | Son | — | Pennsylvania |
| 5 | Harriet R. House | 5 | Daughter | — | Pennsylvania |
| 6 | Raymond H. House | 21 | Boarder | — | Pennsylvania |
| 7 | Ross S. House | 30 | Head | Truck Driver | Pennsylvania |
| 8 | Goldie M. House | 33 | Wife-H | — | West Virginia |
| 9 | Ross S. Jr. House | 1 | Son | — | Pennsylvania |
| 10 | Edgar Miner | 24 | Head | Salesman | Pennsylvania |
| 11 | Myrtle Miner | 22 | Wife-H | — | Pennsylvania |
| 12 | Ardan Y. Miner | 0 | Son | — | Pennsylvania |
| 13 | William H. Hicklock | 51 | Head | Roller | Wales |
| 14 | Margaret Hicklock | 47 | Wife-H | — | Ohio |
| 15 | John Hicklock | 15 | Son | — | Pennsylvania |
| 16 | Elizabeth H. Lunt | 22 | Daughter | — | Pennsylvania |
| 17 | Harry Lunt | 23 | Son-in-law | Clerk | Pennsylvania |
| 18 | Hugh H. Mcdonald | 51 | Head | Carpenter | Scotland |
| 19 | Sarah Mcdonald | 50 | Wife-H | — | Scotland |
| 20 | James Mcdonald THIS PERSON | 28 | Son | Laborer | Scotland |
| 21 | William Mcdonald | 26 | Son | Carpenter | Scotland |
| 22 | Daniel F. Mcdonald | 21 | Son | Salesman | Scotland |
| 23 | Arthur B. Dining | 63 | Head | Broadcaster | England |
| 24 | Jane Dining | 59 | Wife-H | — | Wales |
| 25 | Annie J. Dining | 15 | Daughter | — | Pennsylvania |
| 26 | John J. Kleber | 37 | Head | Chipper | France |
| 27 | Anna Kleber | 36 | Wife-H | — | Czechoslovakia |
| 28 | Anna Ehrlich | 73 | Aunt-in-law | — | Czechoslovakia |
| 29 | Melvin S. Reynolds | 48 | Roomer | Foreman | Pennsylvania |
| 30 | Walter Mihmula | 40 | Head | Butcher | Yugoslavia |
| 31 | Mary Mihmula | 37 | Wife-H | — | Yugoslavia |
| 32 | John Mihmula | 15 | Son | — | Pennsylvania |
| 33 | Robert L. Sheets | 28 | Head | Electrician | Pennsylvania |
| 34 | Leah G. Sheets | 27 | Wife-H | — | Pennsylvania |
| 35 | Ward C. Knox | 35 | Head | Engineer | Pennsylvania |
| 36 | Margaret L. Knox | 32 | Wife-H | — | Pennsylvania |
| 37 | Robert C. Knox | 12 | Son | — | Pennsylvania |
| 38 | Ellen J. Knox | 10 | Daughter | — | Pennsylvania |
| 39 | Ward C. Jr. Knox | 7 | Son | — | Pennsylvania |
| 40 | Lorraine Knox | 3 | Daughter | — | Pennsylvania |
| 41 | Dorothy L. Agnew | 22 | Sister-in-law | Saleslady | Pennsylvania |
| 42 | Samuel Sastfriend | 35 | Head | Grocery Store | Poland |
| 43 | Anna Sastfriend | 27 | Wife-H | — | Pennsylvania |
| 44 | Florence Sastfriend | 5 | Daughter | — | Pennsylvania |
| 45 | Hilda Ratzky | 17 | Servant | Servant | Germany |
| 46 | Steve Bobik | 50 | Head | Steel Mill | Russia |
| 47 | Bella Bobik | 46 | Wife-H | — | Russia |
| 48 | Edward Bobik | 24 | Son | Timekeeper | Pennsylvania |
| 49 | Phillip Bobik | 23 | Son | Clerk | Pennsylvania |
| 50 | Herbert Bobik | 11 | Son | — | Pennsylvania |
Pedigree Summary
James + 2 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)