JB
John Barker — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Indiana
Our Model Tree links this John Barker across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Indiana (XGBoost, ~Confirmed), with identified parents Edward & Anna — first a head (b.~1905), then head of a 3-person household.
Age 35
b. ~1905
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Indiana |
| Surname | Barker |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Noblesville Tp. |
| Additional Details | |
| Occupation | Auto mechanic |
| Industry | Garage |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | S 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Auto Mechanic |
| Township / Ward | Noblesville Tp |
| Est. Birth Year | ~1905 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Barker | Head | — | 35 | ~1905 |
| George Barker | Son | — | 2 | ~1938 |
| Ruth Barker | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Hamilton, Indiana
Son, age 13
Hamilton, Indiana · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barker |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Hamilton, Indiana
Son, age 25
Hamilton, Indiana · implied b. ~1905 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barker |
| Given Name | John R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Hamilton-County, Indiana
Head, age 35
Hamilton-County, Indiana · implied b. ~1905 — 3 household members
| Surname | Barker |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Noblesville Tp. |
| Occupation | Auto mechanic |
| Industry | Garage |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | S 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 John Barker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Barker (~0.92 confidence) and mother Anna Barker (~0.92 confidence) and father George Barker (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Barker
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Anna Barker
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
George Barker
b. ~1876
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Barker
Head · 1940 · age 35 · b. ~1905 · Indiana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hamilton-County, Indiana
Open full size
1940 US Federal Census — Hamilton-County, Indiana
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01050-00518)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles Davis | 40 | Head | Helper | Indiana |
| 42 | Lena Davis | 37 | Wife | — | Indiana |
| 43 | Samuel Davis | 19 | Son | Helper | Indiana |
| 44 | Doris J. Davis | 15 | Daughter | — | Indiana |
| 45 | James Davis | 12 | Son | — | Indiana |
| 46 | Edith M. Davis | 10 | Daughter | — | Indiana |
| 47 | Alva Carter | 53 | Head | Odd Jobs | Indiana |
| 48 | Lucy M. Carter | 37 | Wife | — | Indiana |
| 49 | Thomas Carter | 19 | Son | Attendant | Indiana |
| 50 | Mary K. Carter | 15 | Daughter | — | Indiana |
| 51 | Marjorie E. Carter | 10 | Daughter | — | Indiana |
| 52 | Ralph E. Carter | 8 | Son | — | Indiana |
| 53 | Walter Ward | 37 | Head | Cement Worker | Nebraska |
| 54 | Leotha Ward | 36 | Wife | — | Indiana |
| 55 | Wilda Ward | 19 | Daughter | — | Indiana |
| 56 | Darrell Ward | 15 | Son | — | Indiana |
| 57 | G. Joe Ward | 13 | Son | — | Indiana |
| 58 | Wanda Ward | 9 | Daughter | — | Indiana |
| 59 | John Ward | 5 | Son | — | Nebraska |
| 61 | Dan Thornberry | 67 | Head | Caretaker | Indiana |
| 62 | Lynn Roberts | 25 | Head | Abstracting | Alabama |
| 63 | Ruthmary Roberts | 25 | Wife | — | Indiana |
| 64 | Elbert Cottingham | 75 | Head | — | Indiana |
| 65 | Lewis Cottingham | 38 | Son | Druggist | Indiana |
| 66 | Tom H. Cottrell | 60 | Head | Salesman | Indiana |
| 67 | June Cottrell | 55 | Wife | — | Indiana |
| 68 | H. Lee Flemming | 63 | Head | Butcher | Indiana |
| 69 | V. Pearl Flemming | 58 | Wife | — | Indiana |
| 70 | Leo Fenton | 46 | Head | Store Keeper | Iowa |
| 71 | Clara Fenton | 66 | Aunt | Sales Lady | Iowa |
| 72 | William H. Cottingham | 61 | Head | — | Indiana |
| 73 | Carey Davis | 34 | Head | Rubber Worker | Indiana |
| 74 | Opal Davis | 33 | Wife | — | Indiana |
| 75 | John Barker THIS PERSON | 35 | Head | Auto Mechanic | Indiana |
| 76 | Ruth A. Barker | 26 | Wife | — | Indiana |
| 77 | George E. Barker | 2 | Son | — | Indiana |
| 78 | Clayton Miller | 32 | Head | Game Warden | Indiana |
| 79 | Viola Miller | 28 | Wife | — | Indiana |
| 80 | Donald L. Miller | 7 | Son | — | Indiana |
Pedigree Summary
John
Gen 1 · 3 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)