LS
Leon Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Licking-County, Ohio
Our Model Tree links this Leon Smith across the 1930 and 1940 US Censuses in Licking-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 9-person household.
Age 19
b. ~1921
Male
Son
Born: W. Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Licking-County, Ohio |
| Surname | Smith |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | W. Virginia |
| 1935 Residence (City) | Fallsbury |
| 1935 Residence (County) | Licking |
| Additional Details | |
| Occupation | Pumper |
| Industry | Oil Field |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 124 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | w virginia |
| Occupation | Pumper |
| Township / Ward | Fallsbury |
| Est. Birth Year | ~1921 |
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 Leon | Age | Birth yr |
|---|---|---|---|---|
| John Smith | Son | — | 14 | ~1926 |
| Carolyn Smith | Daughter | — | 4 | ~1936 |
| Fred Smith | Son | — | 16 | ~1924 |
| Betty Smith | Daughter | — | 7 | ~1933 |
| Betty Smith | Daughter | — | 11 | ~1929 |
| Herbert Smith | Head | — | 43 | ~1897 |
| Barbara Smith | Daughter | — | 9 | ~1931 |
| Leon Smith | Son | — | 19 | ~1921 |
| Dorothy Smith | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Stark, Ohio
Son, age 9
Stark, Ohio · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Leon B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | W Virginia |
| Father's Birthplace | W Virginia |
| Mother's Birthplace | W Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | w virginia |
1940
Licking-County, Ohio
Son, age 19
Licking-County, Ohio · implied b. ~1921 — 9 household members
| Surname | Smith |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | W. Virginia |
| 1935 Residence (City) | Fallsbury |
| 1935 Residence (County) | Licking |
| Occupation | Pumper |
| Industry | Oil Field |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 124 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | w virginia |
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 Leon Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leon Smith
Son · 1940 · age 19 · b. ~1921 · Ohio
★ You are viewing this record
Sibling
Barbara Smith
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Smith
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Smith
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carolyn Smith
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Smith
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Smith
Sibling · 1940 · age 16
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 — Licking-County, Ohio
Open full size
1940 US Federal Census — Licking-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03098-00115)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Theresa Woodward | 40 | Wife | — | W. Virginia |
| 42 | W. E. Mcdonald | 47 | Head | Farmer | Ohio |
| 43 | Alice Mcdonald | 33 | Wife | — | Ohio |
| 44 | Romaine Mcdonald | 7 | Daughter | — | Ohio |
| 45 | Neil Mcdonald | 4 | Son | — | Ohio |
| 46 | Labon Mcdonald | 79 | Father | — | Ohio |
| 47 | George Iden | 72 | Head | Retired | Ohio |
| 48 | Amanda Iden | 64 | Wife | — | Ohio |
| 49 | C. B. Martain | 34 | Head | Oil Pumper | Ohio |
| 50 | George Martain | 22 | Son | Glass Worker | Ohio |
| 51 | Ruby Martain | 16 | Daughter | — | Ohio |
| 52 | Sarah L. Martain | 52 | Head | — | Ohio |
| 53 | A. B. Martain | 57 | Son | — | Ohio |
| 54 | Herbert C. Smith | 43 | Head | Carpenter | Ohio |
| 55 | Dorothy Smith | 42 | Wife | Oil Worker | W. Virginia |
| 56 | Leon Smith THIS PERSON | 19 | Son | Pumper | W. Virginia |
| 57 | Fred Smith | 16 | Son | — | W. Virginia |
| 58 | John Smith | 14 | Son | — | W. Virginia |
| 59 | Betty R. Smith | 11 | Daughter | — | W. Virginia |
| 60 | Barbara Smith | 9 | Daughter | — | Ohio |
| 61 | Betty A. Smith | 7 | Daughter | — | Ohio |
| 62 | Carolyn Smith | 4 | Daughter | — | Ohio |
| 63 | J. H. Little | 79 | Head | Farmer | Ohio |
| 64 | Hella Little | 70 | Wife | — | Ohio |
| 65 | Sidney A. Taylor | 72 | Head | — | Ohio |
| 66 | Lavina C. Taylor | 71 | Wife | — | Ohio |
| 67 | L. E. Woodward | 37 | Head | Torpedo Man | Ohio |
| 68 | Mary Woodward | 33 | Wife | — | Ohio |
| 69 | Eli Frey | 74 | Head | Farming | Ohio |
| 70 | Denzil W. Little | 50 | Head | Farming | Ohio |
| 71 | Verba B. Little | 46 | Wife | — | Ohio |
| 72 | Jean Little | 19 | Daughter | — | Ohio |
| 73 | Edgar Little | 17 | Son | — | Ohio |
| 74 | Robert Little | 10 | Son | — | Ohio |
| 75 | Ray Babcock | 57 | Head | Farm | Ohio |
| 76 | Charles Frey | 47 | Head | Farmer | Ohio |
| 77 | Stella Frey | 48 | Wife | — | Ohio |
| 78 | Chas Jr. Frey | 15 | Son | School | Ohio |
| 79 | Chas Ramsey | 44 | Head | Pumper | Ohio |
| 80 | Ramsey | None | — | — | — |
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)