LS
Leo Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Johnson-County, Arkansas
Our Model Tree links this Leo Smith across the 1920, 1930 and 1940 US Censuses in Johnson-County, Arkansas (XGBoost, ~Confirmed), with identified parents Willie & Lula — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: Arkansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Johnson-County, Arkansas |
| Surname | Smith |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | Ward Twp |
| 1935 Residence (County) | Johnson |
| Additional Details | |
| Occupation | Filling station |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Occupation | Filling Station |
| Township / Ward | Ward Twp |
| Est. Birth Year | ~1915 |
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 Leo | Age | Birth yr |
|---|---|---|---|---|
| W Smith | Head | — | 63 | ~1877 |
| Luciel Smith | Other | — | 19 | ~1921 |
| Leo Smith | Son | — | 25 | ~1915 |
| Rosa Smith | Spouse | — | 61 | ~1879 |
Census Appearances
1920
Johnson, Arkansas
Son, age 5
Johnson, Arkansas · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1930
Johnson, Arkansas
Son, age 15
Johnson, Arkansas · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Ohio |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Johnson-County, Arkansas
Son, age 25
Johnson-County, Arkansas · implied b. ~1915 — 4 household members
| Surname | Smith |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | Ward Twp |
| 1935 Residence (County) | Johnson |
| Occupation | Filling station |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 Leo Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Willie Smith (~0.92 confidence) and mother Lula Smith (~0.92 confidence) and father W Smith (~0.92 confidence) and father Will Smith (~0.92 confidence) and mother Rosa Smith (~0.92 confidence) and mother Rose Smith (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Willie Smith
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Lula Smith
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
W Smith
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Will Smith
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Rosa Smith
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Rose Smith
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leo Smith
Son · 1940 · age 25 · b. ~1915 · Arkansas
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Johnson-County, Arkansas
Open full size
1940 US Federal Census — Johnson-County, Arkansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00147-00553)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Plugge | 14 | Son | Farm Labor | Arkansas |
| 42 | Otto Plugge | 12 | Son | Farm Labor | Arkansas |
| 43 | J M Bivins | 57 | Head | — | Arkansas |
| 44 | Smillie Bivins | 52 | Wife | — | Arkansas |
| 45 | Ocie Bivins | 34 | Daughter | Teach School | Arkansas |
| 46 | Ima Bivins | 23 | Daughter | Teach School | Arkansas |
| 47 | Lola Bivins | 20 | Daughter | Teach School | Arkansas |
| 48 | Billie Joe Bivins | 16 | Daughter | Dress Maker | Arkansas |
| 49 | W P Smith | 63 | Head | Farm Labor | Arkansas |
| 50 | Rosa Smith | 61 | Wife | — | Ohio |
| 51 | Leo Smith THIS PERSON | 25 | Son | Filling Station | Arkansas |
| 52 | Luciel Smith | 19 | Daughter in law | — | Oklahoma |
| 53 | Elmer Phillips | 38 | Head | Carpenter | Arkansas |
| 54 | Reba Phillips | 36 | Wife | — | Arkansas |
| 55 | W W Patten | 76 | Head | — | Indiana |
| 56 | Lavina Patten | 71 | Wife | — | Arkansas |
| 57 | Alice Patten | 32 | Son | Laborer | Arkansas |
| 58 | L L Lancer | 27 | Head | Coal Mine | Arkansas |
| 59 | Emma Mae Lancer | 24 | Wife | — | Arkansas |
| 60 | Albert V Adkins | 33 | Head | — | Arkansas |
| 61 | Zoe Adkins | 20 | Wife | — | Arkansas |
| 62 | Patsy Adkins | 57 | Mother | — | Arkansas |
| 63 | M H Richie | 75 | Head | Farm Labor | Arkansas |
| 64 | Janice Richie | 63 | Wife | — | Arkansas |
| 65 | James Richie | 25 | Son | Laborer | Arkansas |
| 66 | Louise Richie | 5 | Grand daughter | — | Arkansas |
| 67 | Sherrell Richie | 2 | Grand son | — | Arkansas |
| 68 | Irom Richie | 62 | Brother | — | Arkansas |
| 69 | J J Harris | 76 | Head | Farm Labor | Illinois |
| 70 | Mary Harris | 71 | Wife | — | Missouri |
| 71 | Joe J Barkins | 36 | Head | Farm Labor | Arkansas |
| 72 | Maybell Barkins | 30 | Wife | — | Arkansas |
| 73 | Carroll Barkins | 4 | Daughter | — | Arkansas |
| 74 | L A Barkins | 40 | Brother | Farm Labor | Arkansas |
| 75 | John H Ritchie | 32 | Head | — | Arkansas |
| 76 | Consolar Ritchie | 30 | Wife | — | Arkansas |
| 77 | Thomas Ritchie | 14 | Son | Labor | Arkansas |
| 78 | Mirtle Ritchie | 11 | Daughter | — | Arkansas |
| 79 | Duane Ritchie | 9 | Son | — | Arkansas |
| 80 | Derral Ritchie | 4 | Son | — | Arkansas |
Pedigree Summary
Leo
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)