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Charles Mccoy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Charles Mccoy across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | McCoy |
| Given Name | Charles A. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Fernando |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Farmer |
| Industry | Own farm |
| Class of Worker | OA |
| Hours Worked | 6 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Farmer |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Calvin Mccoy | Son | — | 13 | ~1927 |
| Charles Mccoy | Son | — | 15 | ~1925 |
| Esther Mccoy | Spouse | — | 42 | ~1898 |
| Ronald Mccoy | Son | — | 10 | ~1930 |
| Carol Mccoy | Son | — | 3 | ~1937 |
| Charles Mccoy | Head | — | 53 | ~1887 |
| Merle Mccoy | Son | — | 5 | ~1935 |
| Ray Mccoy | Son | — | 20 | ~1920 |
| Elizabeth Mccoy | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Los Angeles, …
Son, age 6
Los Angeles, California · implied b. ~1924 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | Charles L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 15
Los-Angeles-County, California · implied b. ~1925 — 9 household members
| Surname | McCoy |
| Given Name | Charles A. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Fernando |
| 1935 Residence (County) | Los Angeles |
| Occupation | Farmer |
| Industry | Own farm |
| Class of Worker | OA |
| Hours Worked | 6 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | California |
| 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 Charles Mccoy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Mccoy
Son · 1940 · age 15 · b. ~1925 · California
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Sibling
Merle Mccoy
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Mccoy
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carol Mccoy
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Mccoy
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Calvin Mccoy
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ray Mccoy
Sibling · 1940 · age 20
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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-00374-00037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Julian Roake | 24 | Lodger | Ranch Laborer | Missouri |
| 42 | John O. Worden | 41 | Head | Ranch Laborer | Kansas |
| 43 | Mary N. Worden | 19 | Daughter | Ranch Laborer | Kansas |
| 44 | Carl Worden | 18 | Son | Ranch Laborer | Kansas |
| 45 | Ray Worden | 16 | Son | — | Missouri |
| 46 | Byrd Worden | 12 | Son | — | Missouri |
| 47 | John Worden | 11 | Son | — | Missouri |
| 48 | Adrian J. Jameson | 43 | Head | Farmer | Nebraska |
| 49 | Pauline J. Jameson | 43 | Wife | — | California |
| 50 | Charles A. Mccoy | 53 | Head | Farmer | Iowa |
| 51 | Esther Coryl Mccoy | 42 | Wife | Farmer | Wisconsin |
| 52 | Ray Mccoy | 20 | Son | Farmer | California |
| 53 | Elizabeth Mccoy | 18 | Daughter | Farmer | California |
| 54 | Charles A. Jr. Mccoy THIS PERSON | 15 | Son | Farmer | California |
| 55 | Calvin T. Mccoy | 13 | Son | — | California |
| 56 | Ronald Lloyd Mccoy | 10 | Son | — | California |
| 57 | Merle F. Mccoy | 5 | Son | — | California |
| 58 | Carol D. Mccoy | 3 | Son | — | California |
| 59 | Bertha D. Pain | 41 | Head | — | California |
| 60 | Kenneth J. Pain | 6 | Son | — | California |
| 61 | Harold E. Pain | 4 | Son | — | California |
| 62 | Christina Schacht | 73 | Mother | — | Germany |
| 63 | William Bergh | 68 | Lodger | — | New York |
| 64 | Carl K. Burns | 51 | Lodger | — | Illinois |
| 65 | Virgil J. Umbarger | 44 | Head | Caretaker | Indiana |
| 66 | Iva Grace Umbarger | 44 | Wife | Olive Grader | Nebraska |
| 67 | Bonnie D. Umbarger | 16 | Daughter | — | Colorado |
| 69 | William Haack | 50 | Head | Carpenter | California |
| 70 | M. O. Nelson | 60 | Head | Owner | Minnesota |
| 71 | Anna B. Nelson | 50 | Wife | Teacher | California |
| 72 | Griffin Nelson | 21 | Nephew | Clerk | New York |
| 73 | Russell Wiggins | 51 | Head | Ranch Laborer | Texas |
| 75 | Ray W. Storm | 47 | Head | Ranch Laborer | Texas |
| 76 | William Howard Miller | 59 | Head | Caretaker | Nebraska |
| 77 | Dulcie Miller | 53 | Wife | — | Nebraska |
| 78 | Harry Heath | 72 | Head | Caretaker | Scotland |
| 80 | Maurice Hartman | 52 | Head | Owner | Ohio |
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)