LD
Leonard Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Leonard Davis across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Davis |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 1-1 |
| 1935 Residence | Same Place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Los Angeles |
| Est. Birth Year | ~1924 |
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 Leonard | Age | Birth yr |
|---|---|---|---|---|
| Ida Payne | Other | — | 19 | ~1921 |
| Alma Davis | Spouse | — | 39 | ~1901 |
| Bert Davis | Head | — | 39 | ~1901 |
| Leonard Davis | Son | — | 16 | ~1924 |
| Dorothy Davis | Daughter | — | 15 | ~1925 |
| Montrell Davis | Daughter | — | 12 | ~1928 |
| Donald Davis | Son | — | 7 | ~1933 |
| Harold Davis | Son | — | 10 | ~1930 |
| Mary Davis | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Los Angeles, …
Son, age 6
Los Angeles, California · implied b. ~1924 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Leonard C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Tennessee |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 16
Los-Angeles-County, California · implied b. ~1924 — 9 household members
| Surname | Davis |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles |
| 1935 Residence (County) | Los Angeles |
| Industry | 0 |
| Highest Grade | Hs 1-1 |
| 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 Leonard Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leonard Davis
Son · 1940 · age 16 · b. ~1924 · California
★ You are viewing this record
Sibling
Dorothy Davis
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Montrell Davis
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Davis
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Davis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Davis
Sibling · 1940 · age 7
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
40 people indexed on this census page (nara:1940:m-t0627-00413-00503)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Boko Ajarco | 48 | Head | Laborer | Yugoslavia |
| 42 | Mike Cerlek | 53 | Lodger | Laborer | Yugoslavia |
| 43 | Julia Hummel | 54 | Head | — | Colorado |
| 44 | Mary Rose | 86 | Mother | — | Italy |
| 45 | Samuel Brown | 32 | Head | Music Teacher | California |
| 46 | Virgil Brown | 27 | Wife | Stenographer | Nebraska |
| 47 | James C. Lawton | 45 | Head | Moulder | Virginia |
| 48 | Ethel Lawton | 44 | Wife | — | Michigan |
| 49 | Adrianne Lawton | 13 | Daughter | — | California |
| 50 | James C. Jr. Lawton | 6 | Son | — | California |
| 51 | William T. Overman | 70 | Head | — | Indiana |
| 52 | Marietta Barnett | 77 | Partner | — | Indiana |
| 53 | Charles B. Boston | 51 | Head | Houseman | Kansas |
| 54 | Marguerite Boston | 45 | Wife | — | Ohio |
| 55 | Mose Hardy | 55 | Head | Custodian | Louisiana |
| 56 | Parthenia Hardy | 47 | Wife | — | Georgia |
| 57 | Orlando Marshall | 4 | Head | — | California |
| 58 | Johnie Jones | 27 | Lodger | Laborer | Texas |
| 59 | Edward Perkins | 41 | Head | Porter | California |
| 60 | Louise Perkins | 50 | Wife | — | Kentucky |
| 61 | Malcolm Kay | 26 | Step-son | Houseman | Kentucky |
| 62 | Viola Gibson | 29 | Niece | — | California |
| 63 | Joseph Gibson | 26 | Husband | Laborer | California |
| 64 | Bert Davis | 39 | Head | Tractor Driver | Kansas |
| 65 | Alma Davis | 39 | Wife | Maid | Tennessee |
| 66 | Leonard Davis THIS PERSON | 16 | Son | — | California |
| 67 | Dorothy Davis | 15 | Daughter | — | California |
| 68 | Montrell Davis | 12 | Daughter | — | California |
| 69 | Harold Davis | 10 | Son | — | California |
| 70 | Mary R. Davis | 9 | Daughter | — | California |
| 71 | Donald Davis | 7 | Son | — | California |
| 72 | Ida Payne | 19 | Sister-in-law | — | Nebraska |
| 73 | Edward Fields | 65 | Head | — | Alabama |
| 74 | Eva Fields | 51 | Wife | — | Louisiana |
| 75 | Garland Fields | 24 | Son | Janitor | Alabama |
| 76 | Elvis Fields | 25 | Son | Janitor | Alabama |
| 77 | Olivett Owens | 21 | Daughter | — | Alabama |
| 78 | Bill Owens | 28 | Son-in-law | Janitor | Texas |
| 79 | Gertrude Mendez | 47 | Head | Beautician | Texas |
| 80 | Samuel Tibbs | 60 | Lodger | Porter | Louisiana |
Related Census Records
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)