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Charles Leonard — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lassen-County, California
Our Model Tree links this Charles Leonard across the 1920, 1930 and 1940 US Censuses in Lassen-County, California (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 4-person household.
Age 58
b. ~1882
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lassen-County, California |
| Surname | Leonard |
| Given Name | Charles M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Big Valley Township |
| 1935 Residence (County) | Lassen |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Farmer |
| Township / Ward | Big Valley Township |
| Est. Birth Year | ~1882 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Cynthia Leonard | Spouse | — | 54 | ~1886 |
| Othel Leonard | Son | — | 31 | ~1909 |
| Otis Leonard | Son | — | 25 | ~1915 |
| Charles Leonard | Head | — | 58 | ~1882 |
Census Appearances
1920
Lassen, California
Head, age 38
Lassen, California · implied b. ~1882 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Charles H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Lassen, California
Head, age 48
Lassen, California · implied b. ~1882 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Charles M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 24 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | VVVV E |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 15000 |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Lassen-County, California
Head, age 58
Lassen-County, California · implied b. ~1882 — 4 household members
| Surname | Leonard |
| Given Name | Charles M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Big Valley Township |
| 1935 Residence (County) | Lassen |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Leonard across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Leonard
Head · 1940 · age 58 · b. ~1882 · California
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Lassen-County, California
Open full size
1940 US Federal Census — Lassen-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00218-00269)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frances Babcock | 31 | Wife | — | California |
| 2 | Robert Babcock | 10 | Son | — | California |
| 3 | Donald Babcock | 7 | Son | — | California |
| 4 | Beth Babcock | 4 | Daughter | — | California |
| 5 | Richard Walton | 25 | Lodger | Farm Hand | Oklahoma |
| 6 | Stanley Hurst | 33 | Head | Farm Hand | Indiana |
| 7 | M. Elsay Brown | 55 | Wife | Farmer | Missouri |
| 8 | Roberta Brown | 57 | Wife | — | Michigan |
| 9 | Nina Burk | 21 | Daughter | Housekeeper | Arkansas |
| 10 | Carl Benjamin | 53 | Head | Farm Hand | Oklahoma |
| 11 | John Andrew Babcock | 82 | Head | Farmer | California |
| 12 | Ardella Babcock | 77 | Wife | — | Wisconsin |
| 13 | Arad Babcock | 38 | Head | Farmer | California |
| 14 | A. W. Hargin | 67 | Head | Farmer | California |
| 15 | Nettie Hargin | 59 | Wife | — | California |
| 16 | A. J. Dodd | 60 | Head | — | Wisconsin |
| 17 | Alton Jack | 32 | Head | Farmer | California |
| 18 | Ella Jack | 31 | Wife | — | California |
| 19 | Dale Jack | 11 | Son | — | California |
| 20 | Ellis Jack | 9 | Son | — | California |
| 21 | Mary Ellen Jack | 7 | Daughter | — | California |
| 22 | Shirley Jack | 6 | Daughter | — | California |
| 23 | Arthur Kenyon | 54 | Head | Farmer | California |
| 24 | Angie C. Kenyon | 47 | Wife | — | California |
| 25 | Raymond Jones | 28 | Head | Farmer | California |
| 26 | Celia Jones | 29 | Wife | — | Missouri |
| 27 | Leo Jones | 4 | Son | — | California |
| 28 | Donald Jones | 1 | Son | — | California |
| 29 | Charles M. Leonard THIS PERSON | 58 | Head | Farmer | Tennessee |
| 30 | Cynthia Leonard | 54 | Wife | — | Missouri |
| 31 | Othel M. Leonard | 31 | Son | Farm Hand | Missouri |
| 32 | Otis M. Leonard | 25 | Son | Farm Hand | Washington |
| 33 | Murray Babcock | 33 | Head | Electrician | California |
| 34 | Richard B. Keene | 25 | Head | Farmer | Oregon |
| 35 | Marjorie Keene | 25 | Wife | — | California |
| 36 | Gary Merlin Keene | 4 | Son | — | California |
| 37 | Marie Lillian Keene | 1 | Daughter | — | California |
| 38 | Alvin Jr. Babcock | 57 | Head | Farmer | California |
| 39 | Muriel Babcock | 36 | Wife | — | England |
| 40 | Frank R. Leonard | 70 | Head | Farmer | Tennessee |
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)