JB
James Barker — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Illinois
Our Model Tree links this James Barker across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Illinois (XGBoost, ~Confirmed), with identified parents John & Emma — first a head (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Illinois |
| Surname | Barker |
| Given Name | James |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Mt. Vernon |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | cutter |
| Industry | shoe factory |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 496 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Cutter |
| Township / Ward | Mt Vernon |
| Est. Birth Year | ~1915 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Nancy Barker | Daughter | — | 1 | ~1939 |
| Donna Barker | Daughter | — | 3 | ~1937 |
| James Barker | Head | — | 25 | ~1915 |
| Dorothy Barker | Spouse | — | 21 | ~1919 |
Census Appearances
1920
Jefferson, Illinois
Son, age 4
Jefferson, Illinois · implied b. ~1916 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barker |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Jefferson, Illinois
Son, age 14
Jefferson, Illinois · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barker |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| 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
Jefferson-County, Illinois
Head, age 25
Jefferson-County, Illinois · implied b. ~1915 — 4 household members
| Surname | Barker |
| Given Name | James |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Mt. Vernon |
| 1935 Residence (County) | Jefferson |
| Occupation | cutter |
| Industry | shoe factory |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 496 |
| Highest Grade | Hs 3 |
| 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 James Barker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Barker (~0.92 confidence) and mother Emma Barker (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Barker
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Emma Barker
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Barker
Head · 1940 · age 25 · b. ~1915 · Illinois
★ 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 — Jefferson-County, Illinois
Open full size
1940 US Federal Census — Jefferson-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00816-00471)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dorothy Mcadoo | 14 | daughter | — | Illinois |
| 42 | Billy Mcadoo | 12 | son | — | Illinois |
| 43 | Bobby Mcadoo | 9 | son | — | Illinois |
| 44 | Deloris Ann Mcadoo | 5 | daughter | — | Illinois |
| 45 | Gary Nolan Mcadoo | 2 | son | — | Illinois |
| 46 | Harley Woodrow Mcadoo | 23 | son | Waiter | Illinois |
| 47 | Mable Mcadoo | 19 | daughter-in-law | — | Arkansas |
| 49 | Herman Dye | 34 | head | Repairman | Illinois |
| 50 | Mildred Dye | 25 | wife | — | Illinois |
| 51 | Marion Dye | 9 | son | — | Illinois |
| 52 | James Barker THIS PERSON | 25 | head | Cutter | Illinois |
| 53 | Dorothy Barker | 21 | wife | — | Illinois |
| 54 | Donna Mae Barker | 3 | daughter | — | Illinois |
| 55 | Nancy Lou Barker | 1 | daughter | — | Illinois |
| 56 | Ed Damon | 53 | head | Trucker | Illinois |
| 57 | Cora Damon | 52 | wife | — | Illinois |
| 58 | J. E. Damon | 52 | cousin | Trucker | Illinois |
| 59 | Clarence Hilliard | 42 | head | Pipe Machinist | Illinois |
| 60 | Ella Hilliard | 42 | wife | — | Illinois |
| 61 | Byford D. Hilliard | 22 | son | Air Brake Mechanic | Illinois |
| 62 | Dale D. Hilliard | 14 | son | — | Illinois |
| 63 | Barrell B. Hilliard | 11 | son | — | Illinois |
| 64 | Pearl Pasley | 35 | head | — | Illinois |
| 65 | Norma Louise Pasley | 16 | daughter | — | Illinois |
| 66 | Wilma Jane Pasley | 13 | daughter | — | Illinois |
| 67 | Campbell, Mary Alice Pasley | 70 | mother | — | Illinois |
| 68 | Bean, Stewart G. Pasley | 39 | boarder | Enameler | Illinois |
| 69 | Thos. G. Davis | 65 | head | Watchman | Illinois |
| 70 | Clara Davis | 60 | wife | — | Illinois |
| 71 | Laverne Trimble | 31 | head | Watchman | Texas |
| 72 | Thelma Trimble | 30 | wife | — | Missouri |
| 73 | Jane Trimble | 6 | daughter | — | Oklahoma |
| 74 | Jimmy Trimble | 4 | son | — | Oklahoma |
| 75 | David Trimble | 2 | son | — | Oklahoma |
| 76 | Logan Lane | 55 | head | — | Illinois |
| 77 | Maggie Lane | 48 | wife | — | Illinois |
| 78 | Wanda Lane | 12 | daughter | — | Illinois |
| 79 | Rosie B. Turner | 84 | boarder | — | Illinois |
| 80 | Joseph D. Mayberry | 50 | head | Labor Foreman | Illinois |
Pedigree Summary
James
Gen 1 · 2 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)