LS
Leroy Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Leroy Smith across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Smith |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles City |
| Additional Details | |
| Highest Grade | Hs 4 |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1922 |
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 Leroy | Age | Birth yr |
|---|---|---|---|---|
| Francis Smith | Daughter | — | 2 | ~1938 |
| Infant Smith | Daughter | — | 2 | ~1938 |
| Orville Smith | Head | — | 38 | ~1902 |
| Lauren Smith | Son | — | 17 | ~1923 |
| Orville Smith | Son | — | 9 | ~1931 |
| Kenneth Smith | Son | — | 7 | ~1933 |
| Leroy Smith | Son | — | 18 | ~1922 |
| Gary Smith | Son | — | 5 | ~1935 |
| Lucille Smith | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Los Angeles, …
Son, age 7
Los Angeles, California · implied b. ~1923 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | LeRoy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 18
Los-Angeles-County, California · implied b. ~1922 — 9 household members
| Surname | Smith |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles City |
| Highest Grade | Hs 4 |
| 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 Leroy Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leroy Smith
Son · 1940 · age 18 · b. ~1922 · California
★ You are viewing this record
Sibling
Lauren Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gary Smith
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Smith
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Infant Smith
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Smith
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Orville Smith
Sibling · 1940 · age 9
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-t0627-00388-00529)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry Lane | 49 | Head | Accountant | New York |
| 42 | Dorothy Q Lane | 45 | Wife | Nursing | Massachusetts |
| 43 | Harry W Lane | 19 | Son | — | New York |
| 44 | Dorothy E Lane | 16 | Daughter | — | New York |
| 45 | Frank Mckay | 30 | Head | Laborer | Illinois |
| 46 | Mary O Mckay | 26 | Wife | — | Illinois |
| 47 | Mary F Mckay | 8 | Daughter | — | Illinois |
| 48 | Elinor Mckay | 6 | Daughter | — | Illinois |
| 49 | Ross R Sherman | 35 | Head | Engineer Electrical | California |
| 50 | Patricia R Sherman | 28 | Wife | Stenographer | Iowa |
| 51 | Jesse Roe | 34 | Head | Repairman | California |
| 52 | Rachel R Roe | 33 | Wife | — | California |
| 53 | Marilyn Roe | 7 | Daughter | — | California |
| 54 | Arlene Roe | 5 | Daughter | — | California |
| 55 | Donald Roe | 12 | Son | — | California |
| 56 | Paul Whitestone | 21 | Head | Exterminator | Arizona |
| 57 | Betty Q Whitestone | 20 | Wife | Operator | Arizona |
| 58 | Elsie Q Modglin | 35 | Head | Grader | Belgium |
| 59 | Francis Modglin | 20 | Son | — | Missouri |
| 60 | Ray Modglin | 10 | Son | — | Missouri |
| 61 | Orville Smith | 38 | Head | Loader | Missouri |
| 62 | Lucille Q Smith | 37 | Wife | — | Texas |
| 63 | Leroy Smith THIS PERSON | 18 | Son | — | California |
| 64 | Lauren Smith | 17 | Son | — | California |
| 65 | Orville Jr Smith | 9 | Son | — | California |
| 66 | Kenneth Smith | 7 | Son | — | California |
| 67 | Gary Smith | 5 | Son | — | California |
| 68 | Francis Smith | 2 | Daughter | — | California |
| 69 | Infant Smith | 2 | Daughter | — | California |
| 70 | Gertrude Q Carter | 53 | Head | — | British West Indies |
| 71 | Richard L Woodward | 22 | Son | Shipping Clerk | Michigan |
| 72 | Vird Brinkerhoff | 30 | Head | Carpenter | Utah |
| 73 | Mabel Q Brinkerhoff | 30 | Wife | — | Utah |
| 74 | Cameron Brinkerhoff | 6 | Son | — | Idaho |
| 75 | Patricia Brinkerhoff | 5 | Daughter | — | California |
| 76 | Stephen Brinkerhoff | 2 | Son | — | California |
| 77 | Glesdip P Spidle | 45 | Head | Saleslady | Missouri |
| 78 | Vernon Spidle | 24 | Son | Vegetable Man | Washington |
| 79 | Barbara Spidle | 18 | Daughter | — | Washington |
| 80 | Clifford Spidle | 15 | Son | — | California |
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)