RL
Robert Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Oceana-County, Michigan
Our Model Tree links this Robert Lewis across the 1920, 1930 and 1940 US Censuses in Oceana-County, Michigan (XGBoost, ~Confirmed), with identified parents George & Elias — first a son (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Oceana-County, Michigan |
| Surname | LEWIS |
| Given Name | ROBERT |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Elbridge Twp |
| 1935 Residence (County) | Oceana |
| Additional Details | |
| Occupation | New worker |
| Class of Worker | U |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | New Worker |
| Township / Ward | Elbridge Twp |
| Est. Birth Year | ~1918 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Madeline Lewis | Daughter | — | 9 | ~1931 |
| Irene Lewis | Daughter | — | 22 | ~1918 |
| Liza Lewis | Head | — | 47 | ~1893 |
| Robert Lewis | Son | — | 22 | ~1918 |
| Bob Lewis | Son | — | 3 | ~1937 |
Census Appearances
1920
Oceana, Michigan
Son, age 2
Oceana, Michigan · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Oceana, Michigan
Son, age 12
Oceana, Michigan · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Oceana-County, Michigan
Son, age 22
Oceana-County, Michigan · implied b. ~1918 — 5 household members
| Surname | LEWIS |
| Given Name | ROBERT |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Elbridge Twp |
| 1935 Residence (County) | Oceana |
| Occupation | New worker |
| Class of Worker | U |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Lewis (~0.92 confidence) and father Elias Lewis (~0.92 confidence) and mother Alice Lewis (~0.92 confidence) and mother Liza Lewis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Lewis
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Elias Lewis
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Alice Lewis
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Liza Lewis
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Lewis
Son · 1940 · age 22 · b. ~1918 · Michigan
★ You are viewing this record
Sibling
Irene Lewis
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bob Lewis
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Lewis
Sibling · 1940 · age 9
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 — Oceana-County, Michigan
Open full size
1940 US Federal Census — Oceana-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01805-00079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Liza Lewis | 47 | Head | New Worker | Michigan |
| 2 | Robert Lewis THIS PERSON | 22 | Son | New Worker | Michigan |
| 3 | Madeline Lewis | 9 | Daughter | — | Michigan |
| 4 | Irene Lewis | 22 | Daughter | New Worker | Michigan |
| 5 | Bob Lewis | 3 | Son | — | Michigan |
| 6 | William Pider | 83 | Head | — | Ohio |
| 7 | Jess Mcginnis | 24 | Second Cousin | Farmer | Ohio |
| 8 | Milton Rice | 66 | Head | Farmer | Kentucky |
| 9 | Anna Wilcoxson | 49 | Maid | New Worker | Michigan |
| 10 | John Aerts | 29 | Head | Farmer | Michigan |
| 11 | Kathryn Aerts | 31 | Wife | — | Michigan |
| 12 | Joan Aerts | 5 | Daughter | — | Michigan |
| 13 | John Jr. Aerts | 4 | Son | — | Michigan |
| 14 | Kay Louise Aerts | 2 | Daughter | — | Michigan |
| 15 | Roy Mccarty | 55 | Head | Farmer | Michigan |
| 16 | Dolly Mccarty | 54 | Wife | — | Michigan |
| 17 | Wayne Mccarty | 17 | Son | — | Michigan |
| 18 | Norman Russel | 43 | Head | Laborer | Michigan |
| 19 | Maud Russel | 39 | Wife | — | Michigan |
| 20 | Bennie Russel | 18 | Son | New Worker | Michigan |
| 21 | Scott Russel | 15 | Son | — | Michigan |
| 22 | Joyce Russel | 13 | Daughter | — | Michigan |
| 23 | Rosemary Russel | 11 | Daughter | — | Michigan |
| 24 | Wayne Russel | 9 | Son | — | Michigan |
| 25 | Arthur Howard | 58 | Head | Laborer | Michigan |
| 26 | Effie Howard | 44 | Wife | — | Michigan |
| 27 | Walter Jennison | 59 | Lodger | Painter | Wisconsin |
| 28 | Cornelius Kokx | 53 | Head | Farmer | Netherlands |
| 29 | Victorina Kokx | 57 | Wife | — | Belgium |
| 30 | Frank Nuyens | 31 | — | Laborer | Michigan |
| 31 | Russel Bickel | 35 | Head | Laborer | Michigan |
| 32 | Gladys Bickel | 30 | Wife | — | Michigan |
| 33 | Ellis Bickel | 11 | Son | — | Michigan |
| 34 | Lymar Bickel | 4 | Son | — | Michigan |
| 35 | Harold Trommater | 36 | Head | Farmer | Michigan |
| 36 | Doris Trommater | 34 | Wife | — | Michigan |
| 37 | Elaine Trommater | 12 | Daughter | — | Michigan |
| 38 | Buddy Trommater | 4 | Son | — | Michigan |
| 39 | George Barr | 54 | Head | Farmer | Michigan |
| 40 | Florance Kelly | 33 | Housekeeper | Housekeeper | Michigan |
Pedigree Summary
Robert + 3 siblings
Gen 1 · 4 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)