WM
William Mclean — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Los Angeles, California
Our Model Tree links this William Mclean across the 1930 and 1940 US Censuses in Los Angeles, California (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 8-person household.
Age 11
b. ~1919
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Los Angeles, California |
| Surname | McLean |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Long Beach City |
| 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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mary Mclean | Daughter | — | 17 | ~1913 |
| Agnes Mclean | Daughter | — | 9 | ~1921 |
| John Mclean | Head | — | 45 | ~1885 |
| William Mclean | Son | — | 11 | ~1919 |
| John Mclean | Son | — | 19 | ~1911 |
| Robert Mclean | Son | — | 13 | ~1917 |
| James Mclean | Son | — | 15 | ~1915 |
| Mary Mclean | Spouse | — | 43 | ~1887 |
Census Appearances
1930
Los Angeles, …
Son, age 11
Los Angeles, California · implied b. ~1919 — 8 household members
| Surname | McLean |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 21
Los-Angeles-County, California · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLane |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Operating machine |
| Industry | Shoe Factory |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 936 |
| Highest Grade | H-4 |
| 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 William Mclean across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mclean
Son · 1930 · age 11 · b. ~1919 · California
★ You are viewing this record
Sibling
Agnes Mclean
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mclean
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mclean
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mclean
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mclean
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 — Los Angeles, California
Open full size
1930 US Federal Census — Los Angeles, California
Page Contents
50 people indexed on this census page (ia:1930:californiacensus00reel130:0959)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Byron Heffron | 40 | Head | Laborer | Missouri |
| 2 | Esther Heffron | 39 | Wife | — | Missouri |
| 3 | Myrtle Heffron | 19 | Daughter | — | Missouri |
| 4 | Ira Heffron | 18 | Son | — | Missouri |
| 5 | Harold Heffron | 16 | Son | — | Missouri |
| 6 | Jas L Ellis | 44 | Head | Laborer | Missouri |
| 7 | Anna Ellis | 44 | Wife | — | Pennsylvania |
| 8 | John W Kerr | 53 | Head | Pumper | Minnesota |
| 9 | Ida Kerr | 45 | Wife | — | Minnesota |
| 10 | Harold Kerr | 20 | Son | — | Minnesota |
| 11 | James Kerr | 17 | Son | — | Minnesota |
| 12 | Edith Kerr | 22 | Daughter | — | Minnesota |
| 13 | Geo E Truax | 48 | Head | Laborer | Oklahoma |
| 14 | Esther Truax | 38 | Wife | — | Nebraska |
| 15 | Walter Truax | 19 | Son | Laborer | Oklahoma |
| 16 | Earl Truax | 17 | Son | Laborer | California |
| 17 | Dorothy Truax | 14 | Daughter | — | California |
| 18 | Wanda Truax | 7 | Daughter | — | California |
| 19 | Wanette Truax | 7 | Daughter | — | California |
| 20 | Marion Harris | 26 | Son-in-law | Laborer | California |
| 21 | Leon Harris | 23 | Daughter | Sales Lady | Oklahoma |
| 22 | Shirley Harris | 1 | G-Daughter | — | California |
| 23 | Angus Butcher | 36 | Head | Fireman | Canada-Eng |
| 24 | Evelyn Butcher | 30 | Wife | — | England |
| 25 | Arthur Butcher | 10 | Son | — | California |
| 26 | Walter Butcher | 9 | Son | — | California |
| 27 | John Butcher | 7 | Son | — | California |
| 28 | Lawrence Butcher | 5 | Son | — | Massachusetts |
| 29 | Ed Mundeau | 40 | Head | Salesman | California |
| 30 | Lillian Mundeau | 38 | Wife | — | Colorado |
| 31 | Edna Mundeau | 18 | Daughter | — | California |
| 32 | Lillian Mundeau | 16 | Daughter | — | California |
| 33 | Thomas J Perry | 47 | Head | Upholsterer | Virginia |
| 34 | Lillian Perry | 42 | Wife | — | California |
| 35 | Thomas Perry | 18 | Son | Laborer | California |
| 36 | Lillian Perry | 16 | Daughter | Laborer | California |
| 37 | James Perry | 14 | Son | Laborer | California |
| 38 | Robert Perry | 12 | Son | — | California |
| 39 | Dorothy Perry | 10 | Daughter | — | California |
| 40 | John Perry | 7 | Son | — | California |
| 41 | Richard Perry | 5 | Son | — | California |
| 42 | William Perry | 3 | Son | — | California |
| 43 | John Mclean | 45 | Head | Laborer | Scotland |
| 44 | Mary Mclean | 43 | Wife | — | Scotland |
| 45 | John Mclean | 19 | Son | Laborer | Scotland |
| 46 | Mary Mclean | 17 | Daughter | — | Scotland |
| 47 | James Mclean | 15 | Son | — | Scotland |
| 48 | Robert Mclean | 13 | Son | — | Scotland |
| 49 | William Mclean THIS PERSON | 11 | Son | — | California |
| 50 | Agnes Mclean | 9 | Daughter | — | California |
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)