ID
Ira Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bienville-County, Louisiana
Our Model Tree links this Ira Davis across the 1930 and 1940 US Censuses in Bienville-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 11-person household.
Age 10
b. ~1930
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bienville-County, Louisiana |
| Surname | Davis |
| Given Name | Ira |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Police Jury Ward 4 |
| 1935 Residence (County) | Bienville |
| Additional Details | |
| Highest Grade | 2 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Police Jury Ward 4 |
| Est. Birth Year | ~1930 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ira | Age | Birth yr |
|---|---|---|---|---|
| Liza Theun | Other | — | 64 | ~1876 |
| Gettin Davis | Daughter | — | 7 | ~1933 |
| Anna Davis | Daughter | — | 13 | ~1927 |
| Loyd Davis | Son | — | 9 | ~1931 |
| Bessie Davis | Daughter | — | 12 | ~1928 |
| Sarah Davis | Spouse | — | 33 | ~1907 |
| Matt Theun | Other | — | 27 | ~1913 |
| Ira Davis | Daughter | — | 10 | ~1930 |
| Vera Davis | Daughter | — | 4 | ~1936 |
| Theo Davis | Head | — | 36 | ~1904 |
| Floyd Davis | Son | — | 1 | ~1939 |
Census Appearances
1930
Bienville, Louisiana
Other, age 3
Bienville, Louisiana · implied b. ~1927 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Iva Lou |
| Relationship to Head | Cousin |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| 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
Daughter, age 10
Bienville-County, Louisiana · implied b. ~1930 — 11 household members
| Surname | Davis |
| Given Name | Ira |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Police Jury Ward 4 |
| 1935 Residence (County) | Bienville |
| Highest Grade | 2 |
| 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 Ira Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ira Davis
Daughter · 1940 · age 10 · b. ~1930 · Louisiana
★ You are viewing this record
Sibling
Bessie Davis
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loyd Davis
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Floyd Davis
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gettin Davis
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vera Davis
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Davis
Sibling · 1940 · age 13
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-t0627-01383-00803)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Victor Bill Wilson | 9 | Son | — | Louisiana |
| 2 | Alex Peter | 26 | Hired hand | Farm Laborer | Louisiana |
| 3 | Elton Wilson | 20 | Hired hand | Farm Laborer | Louisiana |
| 4 | J. T. Jr. Wilson | 27 | Head | Farmer | Texas |
| 5 | Irene Wilson | 24 | Wife | — | Louisiana |
| 6 | Jimmie Joe Wilson | 7 | Son | — | Louisiana |
| 7 | Vance Wilson | 4 | Son | — | Louisiana |
| 8 | Marvin Wilson | 2 | Son | — | Louisiana |
| 9 | Dugan Wilson | 26 | Head | Farmer | Texas |
| 10 | Iva Nell Wilson | 18 | Wife | — | Louisiana |
| 11 | Jack Wilson | 2 | Son | — | Louisiana |
| 12 | Joy Nell Wilson | 0 | Daughter | — | Louisiana |
| 13 | O. D. Wilson | 34 | Head | Farmer | Texas |
| 14 | Norma Wilson | 32 | Wife | — | Texas |
| 15 | Harris Bell Wilson | 12 | Daughter | — | Texas |
| 16 | Margrette Wilson | 8 | Daughter | — | Louisiana |
| 17 | Patsy Wilson | 6 | Daughter | — | Louisiana |
| 18 | Theo Davis | 36 | Head | Farmer | Louisiana |
| 19 | Sarah Davis | 33 | Wife | — | Louisiana |
| 20 | Anna Lee Davis | 13 | Daughter | — | Louisiana |
| 21 | Bessie Davis | 12 | Daughter | — | Louisiana |
| 22 | Ira Davis THIS PERSON | 10 | Daughter | — | Louisiana |
| 23 | Loyd Davis | 9 | Son | — | Louisiana |
| 24 | Gettin Sue Davis | 7 | Daughter | — | Louisiana |
| 25 | Vera Mary Davis | 4 | Daughter | — | Louisiana |
| 26 | Floyd Jr. Davis | 1 | Son | — | Louisiana |
| 27 | Liza Theun | 64 | Mother-in-law | Farm Laborer | Louisiana |
| 28 | Matt Theun | 27 | Brother-in-law | — | Louisiana |
| 29 | Will Theun | 36 | Head | Farmer | Louisiana |
| 30 | Maggie Theun | 29 | Wife | — | Louisiana |
| 31 | Bug Owens | 31 | Head | Farm Laborer | Louisiana |
| 32 | Attie Owens | 23 | Wife | — | Louisiana |
| 33 | Let Owens | 4 | Daughter | — | Louisiana |
| 34 | Cloudie Owens | 3 | Daughter | — | Louisiana |
| 35 | Elwyn Noles | 23 | Head | Farmer | Louisiana |
| 36 | Fay Noles | 19 | Wife | — | Louisiana |
| 37 | Francil Noles | 1 | Daughter | — | Louisiana |
| 38 | W. E. Cullpepper | 63 | Head | Farmer | Louisiana |
| 39 | Minnie Cullpepper | 55 | Wife | — | Louisiana |
| 40 | Tilmon Kehly | 26 | Head | Farmer | 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)