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Robert Oliver — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Iberville-County, Louisiana
Our Model Tree links this Robert Oliver across the 1930 and 1940 US Censuses in Iberville-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Iberville-County, Louisiana |
| Surname | Oliver |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 9 |
| 1935 Residence (County) | Iberville |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Ward 9 |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Leroy Oliver | Son | — | 3 | ~1937 |
| Ron-Vet Oliver | Son | — | 14 | ~1926 |
| Ernestine Oliver | Spouse | — | 32 | ~1908 |
| Willie Oliver | Daughter | — | 13 | ~1927 |
| Alton Oliver | Son | — | 6 | ~1934 |
| Nolan Oliver | Son | — | 5 | ~1935 |
| Walter Oliver | Head | — | 47 | ~1893 |
| Robert Oliver | Son | — | 10 | ~1930 |
Census Appearances
1930
Iberville, Louisiana
Son, age
Iberville, Louisiana · implied b. ~1930 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | No |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Iberville-County, Louisiana
Son, age 10
Iberville-County, Louisiana · implied b. ~1930 — 8 household members
| Surname | Oliver |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 9 |
| 1935 Residence (County) | Iberville |
| Highest Grade | No 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 Robert Oliver across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Oliver
Son · 1940 · age 10 · b. ~1930 · Louisiana
★ You are viewing this record
Sibling
Nolan Oliver
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Oliver
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alton Oliver
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Oliver
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ron-Vet Oliver
Sibling · 1940 · age 14
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 — Iberville-County, Louisiana
Open full size
1940 US Federal Census — Iberville-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01404-00728)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bunto Oliver | 43 | Head | Farmer | Louisiana |
| 42 | Lizzie Oliver | 43 | Wife | — | Louisiana |
| 43 | Leddie Oliver | 22 | Daughter | — | Louisiana |
| 44 | Charley Anderson | 14 | Nephew | — | Louisiana |
| 45 | Gilbert Anderson | 87 | Father | — | Louisiana |
| 46 | Lula Oliver | 75 | Head | — | Georgia |
| 47 | Joseph Oliver | 27 | Grandson | Laborer | Louisiana |
| 48 | Beatrice Anderson | 15 | Daughter | — | Louisiana |
| 49 | Jimie Oliver | 42 | Head | Laborer | Louisiana |
| 50 | Julia Oliver | 38 | Wife | — | Louisiana |
| 51 | Rose Moore Garner | 29 | Son | Laborer | Louisiana |
| 52 | Lillie Garner | 20 | Step-dau | — | Louisiana |
| 53 | Joseph Harris | 26 | Step-son | Laborer | Louisiana |
| 54 | Lillie Harris | 27 | Son-in-law | — | Louisiana |
| 55 | Roosevelt Harris | 1 | Grandson | — | Louisiana |
| 56 | Albert Robertson | 29 | Head | Laborer | Louisiana |
| 57 | Ruth Robertson | 20 | Wife | — | Louisiana |
| 58 | Augustus Robertson | 6 | Son | — | Louisiana |
| 59 | Burt Robertson | 4 | Son | — | Louisiana |
| 60 | Ruth May Robertson | 3 | Daughter | — | Louisiana |
| 61 | Tomie Robertson | 1 | Son | — | Louisiana |
| 62 | Willie Oliver | 27 | Head | Laborer | Louisiana |
| 63 | Lylia Oliver | 17 | Wife | — | Louisiana |
| 64 | Walter Oliver | 47 | Head | Farmer | Louisiana |
| 65 | Ernestine Oliver | 32 | Wife | — | Louisiana |
| 66 | Ron-Vet Oliver | 14 | Son | — | Louisiana |
| 67 | Willie Mae Oliver | 13 | Daughter | — | Louisiana |
| 68 | Robert Oliver THIS PERSON | 10 | Son | — | Louisiana |
| 69 | Alton Oliver | 6 | Son | — | Louisiana |
| 70 | Nolan Oliver | 5 | Son | — | Louisiana |
| 71 | Leroy Oliver | 3 | Son | — | Louisiana |
| 72 | Joe Balsamo | 31 | Head | Farmer | Louisiana |
| 73 | Hattie Balsamo | 25 | Wife | — | Louisiana |
| 74 | Lena Balsamo | 2 | Daughter | — | Louisiana |
| 75 | Sam Oliver | 48 | Head | Laborer | Louisiana |
| 76 | Clara Oliver | 38 | Wife | — | Louisiana |
| 77 | Jane Carter | 75 | Head | — | Louisiana |
| 78 | Burnet Oliver | 29 | Head | Laborer | Louisiana |
| 79 | Clara Oliver | 23 | Wife | — | Louisiana |
| 80 | James Oliver | 7 | 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)