RB
Robert Baker — 1940 US Census Record
Model Tree available1940 United States Federal Census · Livingston-County, Illinois
Our Model Tree links this Robert Baker across the 1920, 1930 and 1940 US Censuses in Livingston-County, Illinois (XGBoost, ~Confirmed), with identified parents Stevens & Hattie — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Livingston-County, Illinois |
| Surname | Baker |
| Given Name | Robert S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Pontiac City |
| 1935 Residence (County) | Livingston |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | C 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Pontiac City |
| Est. Birth Year | ~1917 |
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 |
|---|---|---|---|---|
| Ruth Baker | Daughter | — | 19 | ~1921 |
| Stevens Baker | Head | — | 52 | ~1888 |
| Carolyn Johnson | Other | — | 27 | ~1913 |
| Robert Baker | Son | — | 23 | ~1917 |
| Hattie Baker | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Livingston, Illinois
Son, age 3
Livingston, Illinois · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Robert S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Livingston, Illinois
Son, age 13
Livingston, Illinois · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Robert S. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Livingston-County, Illinois
Son, age 23
Livingston-County, Illinois · implied b. ~1917 — 5 household members
| Surname | Baker |
| Given Name | Robert S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Pontiac City |
| 1935 Residence (County) | Livingston |
| Income (1939) | 0 |
| Highest Grade | C 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Baker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Stevens Baker (~0.92 confidence) and mother Hattie Baker (~0.92 confidence) and father Stevens Baker (~0.92 confidence) and mother Hattie Baker (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Stevens Baker
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Hattie Baker
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Stevens Baker
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Hattie Baker
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Baker
Son · 1940 · age 23 · b. ~1917 · Illinois
★ You are viewing this record
Sibling
Ruth Baker
Sibling · 1940 · age 19
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 — Livingston-County, Illinois
Open full size
1940 US Federal Census — Livingston-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00837-00755)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Mcdermott | 25 | Wife | Registered Nurse | Illinois |
| 42 | Grover C. Fields | 51 | Head | Salesman | Arkansas |
| 43 | Kathrine Fields | 51 | Wife | — | Minnesota |
| 44 | Helen J. Fields | 20 | Daughter | — | Montana |
| 45 | Dorathey G. Fields | 19 | Daughter | — | Montana |
| 46 | John E. Mcallister | 65 | Head | Superintendent | Illinois |
| 47 | Charlotte Mcallister | 56 | Wife | — | Illinois |
| 48 | Julie A. Mcallister | 20 | Daughter | Operator | Illinois |
| 49 | William E. Mcallister | 18 | Son | — | Illinois |
| 50 | Stevens R. Baker | 52 | Head | Attorney | Illinois |
| 51 | Hattie F. Baker | 49 | Wife | — | Illinois |
| 52 | Robert S. Baker THIS PERSON | 23 | Son | — | Illinois |
| 53 | Ruth E. Baker | 19 | Daughter | — | Illinois |
| 54 | Carolyn M. Johnson | 27 | Lodger | Teacher | Illinois |
| 55 | Clara B. Young | 66 | Head | — | Illinois |
| 56 | Stearns Young | 29 | Son | — | Illinois |
| 57 | Lois Young | 25 | Daughter | Sales Clerk | Illinois |
| 58 | Michele Travaglio | 39 | Head | Machinist | Italy |
| 59 | Stephanie R. Travaglio | 38 | Wife | — | Illinois |
| 60 | Nicholas M. Travaglio | 15 | Son | — | Illinois |
| 61 | Salvatore M. Travaglio | 14 | Son | — | Illinois |
| 62 | Michele, Jr. Travaglio | 6 | Son | — | Illinois |
| 63 | Ralph L. Thompson | 31 | Head | Proprietor Manager | Illinois |
| 64 | Maxine S. Thompson | 28 | Wife | — | Illinois |
| 65 | Marilyn Thompson | 0 | Daughter | — | Illinois |
| 66 | John Frank Artman | 57 | Head | Attorney | Illinois |
| 67 | Margaret W. Artman | 54 | Wife | — | Illinois |
| 68 | John F. Artman | 20 | Son | — | Illinois |
| 69 | Mary U. Artman | 17 | Daughter | — | Illinois |
| 70 | Wayne F. Kunkel | 45 | Head | Salesman | Illinois |
| 71 | Margaret M. Kunkel | 42 | Wife | — | Illinois |
| 72 | Jean Kunkel | 21 | Daughter | Assistant Librarian | Illinois |
| 73 | Donald L. Kunkel | 19 | Son | Clerk And Serviceman | Illinois |
| 74 | Dorothy M. Kunkel | 15 | Daughter | — | Illinois |
| 75 | Fred Haug | 5 | Lodger | — | Illinois |
| 76 | Carl J. Ross | 65 | Head | Proprietor Manager | Illinois |
| 77 | Mabel H. Ross | 59 | Wife | — | Illinois |
| 78 | George E. Harris | 54 | Head | Plumber | Illinois |
| 79 | Ida G. Harris | 42 | Wife | — | Illinois |
| 80 | George Pattison | 50 | Head | Shoemaker | Illinois |
Pedigree Summary
Robert + 1 sibling
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)