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Jack Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bienville-County, Louisiana
Our Model Tree links this Jack Smith across the 1930 and 1940 US Censuses in Bienville-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 15-person household.
Age 18
b. ~1922
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bienville-County, Louisiana |
| Surname | Smith |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 5 |
| 1935 Residence (County) | Bienville |
| Additional Details | |
| Occupation | Helper |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 888 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Helper |
| Township / Ward | Ward 5 |
| 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.
15 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Knott | Daughter | — | 4 | ~1936 |
| Rubie Smith | Daughter | — | 14 | ~1926 |
| May Smith | Daughter | — | 27 | ~1913 |
| Mattie Knott | Daughter | — | 24 | ~1916 |
| Ruth Smith | Daughter | — | 14 | ~1926 |
| Ernestine Smith | Daughter | — | 11 | ~1929 |
| Mary Smith | Daughter | — | 13 | ~1927 |
| Elaine Smith | Daughter | — | 8 | ~1932 |
| Sallie Knott | Daughter | — | 7 | ~1933 |
| Sam Smith | Head | — | 58 | ~1882 |
| Celia Sullivan | Other | — | 35 | ~1905 |
| Duane Smith | Son | — | 8 | ~1932 |
| Jack Smith | Son | — | 18 | ~1922 |
| Noah Smith | Son | — | 35 | ~1905 |
| Lillie Smith | Spouse | — | 50 | ~1890 |
Census Appearances
1930
Bienville, Louisiana
Son, age 7
Bienville, Louisiana · implied b. ~1923 — 16 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Bienville-County, Louisiana
Son, age 18
Bienville-County, Louisiana · implied b. ~1922 — 15 household members
| Surname | Smith |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 5 |
| 1935 Residence (County) | Bienville |
| Occupation | Helper |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 888 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Jack Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Smith
Son · 1940 · age 18 · b. ~1922 · Louisiana
★ You are viewing this record
Sibling
Ernestine Smith
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Noah Smith
Sibling · 1940 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Duane Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rubie Smith
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elaine Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sallie Knott
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Knott
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Smith
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
May Smith
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Smith
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mattie Knott
Sibling · 1940 · age 24
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 — Bienville-County, Louisiana
Open full size
1940 US Federal Census — Bienville-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01383-00897)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marcellus Nelson | 56 | Brother | — | Louisiana |
| 42 | Jack N Grann | 64 | Head | Farmer | Louisiana |
| 43 | Hattie Grann | 62 | Wife | — | Louisiana |
| 44 | John L Nelson | 38 | Head | Farmer | Louisiana |
| 45 | Ruby Nelson | 30 | Wife | — | Louisiana |
| 46 | Juanita Nelson | 13 | Daughter | — | Louisiana |
| 47 | Eloise Nelson | 12 | Daughter | — | Louisiana |
| 48 | Son Nelson | 8 | Son | — | Louisiana |
| 49 | Sam R Smith | 58 | Head | Farmer | Louisiana |
| 50 | Lillie Smith | 50 | Wife | — | Louisiana |
| 51 | Noah Smith | 35 | Son | Farmer | Louisiana |
| 52 | May Smith | 27 | Daughter | — | Louisiana |
| 53 | Jack Smith THIS PERSON | 18 | Son | Helper | Louisiana |
| 54 | Ruth Smith | 14 | Daughter | — | Louisiana |
| 55 | Rubie Smith | 14 | Daughter | — | Louisiana |
| 56 | Mary E Smith | 13 | Daughter | — | Louisiana |
| 57 | Ernestine Smith | 11 | Daughter | — | Louisiana |
| 58 | Duane Smith | 8 | Son | — | Louisiana |
| 59 | Elaine Smith | 8 | Daughter | — | Louisiana |
| 60 | Mattie Knott | 24 | Daughter | — | Louisiana |
| 61 | Sallie Joe Knott | 7 | Daughter | — | Louisiana |
| 62 | Elizabeth A Knott | 4 | Daughter | — | Louisiana |
| 63 | Celia Sullivan | 35 | Sister | — | Louisiana |
| 64 | Peyrel L Daniel | 26 | Head | Labor | Arkansas |
| 65 | Mabel Daniel | 26 | Wife | — | Louisiana |
| 66 | Mary N Daniel | 8 | Daughter | — | Louisiana |
| 67 | Jerline Daniel | 5 | Daughter | — | Louisiana |
| 68 | Walter Wallace | 30 | Head | Farmer | Louisiana |
| 69 | Lenora Wallace | 23 | Wife | — | Louisiana |
| 70 | Dovie L Wallace | 2 | Daughter | — | Louisiana |
| 71 | Felix Burton | 51 | Head | Farmer | Louisiana |
| 72 | Ethel Burton | 25 | Wife | — | Louisiana |
| 73 | Wayne Burton | 9 | Son | — | Louisiana |
| 74 | Gloria C Burton | 7 | Daughter | — | Louisiana |
| 75 | Jesse A Sullivan | 47 | Head | — | Louisiana |
| 76 | Nona Sullivan | 38 | Wife | — | Louisiana |
| 77 | Emma J Sullivan | 9 | Daughter | — | Louisiana |
| 78 | Avonell Sullivan | 6 | Daughter | — | Louisiana |
| 79 | Linda L Sullivan | 4 | Daughter | — | Louisiana |
| 80 | Kenneth M Sullivan | 0 | Son | — | Louisiana |
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)