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Joseph Mcdonald — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Joseph Mcdonald across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Angus & Cecelia — first a head (b.~1916), then head of a 3-person household.
Age 24
b. ~1916
Male
Head
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | McDonald |
| Given Name | Joseph M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Inglewood City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Cable Splicer |
| Industry | Telephone |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1567 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Cable Splicer |
| Township / Ward | Inglewood City |
| Est. Birth Year | ~1916 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Kathleen Mcdonald | Daughter | — | ~1940 | |
| Mary Mcdonald | Spouse | — | 23 | ~1917 |
| Joseph Mcdonald | Head | — | 24 | ~1916 |
Census Appearances
1920
Los Angeles, …
Son, age 4
Los Angeles, California · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mc Donald |
| Given Name | Joseph M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Son, age 14
Los Angeles, California · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | Joseph M. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Head, age 24
Los-Angeles-County, California · implied b. ~1916 — 3 household members
| Surname | McDonald |
| Given Name | Joseph M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Inglewood City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Cable Splicer |
| Industry | Telephone |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1567 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Joseph Mcdonald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Angus Mc Donald (~0.92 confidence) and mother Cecelia Mc Donald (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Angus Mc Donald
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Cecelia Mc Donald
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Mcdonald
Head · 1940 · age 24 · b. ~1916 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00234-00248)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Johanna Verbuck | 57 | Sister-in-law | Lady'S Maid | Sweden |
| 42 | Lee V. Barway | 57 | Head | Motorman | Tennessee |
| 43 | Blanche Barway | 47 | Wife | — | Illinois |
| 44 | William L. Barway | 22 | Son | Letter Carrier | California |
| 45 | Loisice Barway | 21 | Daughter | Book Mender | California |
| 46 | Doris Barway | 17 | Daughter | New Worker | California |
| 47 | Earl B. Gill | 67 | Head | — | Arkansas |
| 48 | Mary Louise Gill | 55 | Wife | — | California |
| 49 | Robert W. Mansel | 18 | Nephew | — | Missouri |
| 50 | Dean R. Hall | 25 | Head | Cab Driver | Colorado |
| 51 | Mary Lou Hall | 24 | Wife | — | Colorado |
| 52 | Joseph M. Mcdonald THIS PERSON | 24 | Head | Cable Splicer | California |
| 53 | Mary Mcdonald | 23 | Wife | — | Mexico |
| 54 | Kathleen A. Mcdonald | 0 | Daughter | — | California |
| 55 | Floyd L. Darling | 32 | Head | Motorman | South Dakota |
| 56 | Viola Darling | 32 | Wife | — | South Dakota |
| 57 | Jack A. Darling | 11 | Son | — | South Dakota |
| 58 | Jerry L. Darling | 7 | Son | — | South Dakota |
| 59 | Richard S. Martin | 36 | Head | Gasoline Station Owner | South Carolina |
| 60 | Viola M. Martin | 34 | Wife | — | Kansas |
| 61 | Jake Cordes | 71 | Father-in-law | — | Missouri |
| 62 | Sophia Cordes | 58 | Mother-in-law | — | New York |
| 63 | Naomi Cordes | 28 | Sister-in-law | Stenographer | Kansas |
| 64 | Wendell O. Hayhurst | 32 | Head | Medical Doctor | Missouri |
| 65 | Thelma S. Hayhurst | 29 | Wife | — | Kansas |
| 66 | Karen Hayhurst | 2 | Daughter | — | California |
| 67 | Francis S. Cleary | 40 | Head | Truck Driver | Illinois |
| 68 | Elizabeth T. Cleary | 36 | Wife | — | Illinois |
| 69 | Dan Cleary | 15 | Son | — | California |
| 70 | Ann Cleary | 10 | Daughter | — | California |
| 71 | Joan Cleary | 10 | Daughter | — | California |
| 72 | Harry L. Moreno | 33 | Head | Motorman | Northumberland, Pa. |
| 73 | Virginia R. Moreno | 28 | Wife | — | Ohio |
| 74 | Harry L. Jr. Moreno | 6 | Son | — | California |
| 75 | Lou Ann Moreno | 5 | Daughter | — | California |
| 76 | William H. Kilgore | 30 | Head | Salesman | Arkansas |
| 77 | Eva Kilgore | 24 | Wife | — | California |
| 78 | Richard Kilgore | 3 | Son | — | California |
| 79 | William T. Ewing | 43 | Head | Trimmer | Indiana |
| 80 | Evelyn P. Ewing | 28 | Wife | — | Ohio |
Pedigree Summary
Joseph
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)