CJ
Charles Jacobs — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mclean-County, Illinois
Our Model Tree links this Charles Jacobs across the 1920, 1930 and 1940 US Censuses in Mclean-County, Illinois (XGBoost, ~Confirmed), with identified parents Alice & Alice — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mclean-County, Illinois |
| Surname | Jacobs |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (County) | McLean |
| Additional Details | |
| Occupation | farm |
| Industry | OA |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | 40 |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farm |
| Township / Ward | Dawson Township |
| 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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Jacobs | Son | — | 25 | ~1915 |
| Alice Jacobs | Spouse | — | 70 | ~1870 |
| Henry Jacobs | Head | — | 67 | ~1873 |
| Ted Jacobs | Son | — | 30 | ~1910 |
Census Appearances
1920
Mclean, Illinois
Son, age 5
Mclean, Illinois · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jacobs |
| Given Name | Charles W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Mclean, Illinois
Son, age 15
Mclean, Illinois · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jacobs |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Mclean-County, Illinois
Son, age 25
Mclean-County, Illinois · implied b. ~1915 — 4 household members
| Surname | Jacobs |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (County) | McLean |
| Occupation | farm |
| Industry | OA |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | 40 |
| 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 Charles Jacobs across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Alice Jacobs (~0.92 confidence) and mother Alice Jacobs (~0.92 confidence) and father Henry Jacobs (~0.92 confidence) and father Henry Jacobs (~0.92 confidence) and father Henry Jacobs (~0.92 confidence) and mother Alice Jacobs (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Alice Jacobs
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Alice Jacobs
b. ~1871
Source mother
● Household
· direct · ~0.92
Father
Henry Jacobs
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Henry Jacobs
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Henry Jacobs
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Alice Jacobs
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Jacobs
Son · 1940 · age 25 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Ted Jacobs
Sibling · 1940 · age 30
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 — Mclean-County, Illinois
Open full size
1940 US Federal Census — Mclean-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00842-00237)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marcia Cole | 4 | daughter | — | Indiana |
| 2 | Henry Jacobs | 67 | head | Farm | Indiana |
| 3 | Alice Jacobs | 70 | wife | H | Indiana |
| 4 | Ted Jacobs | 30 | son | Farm | Indiana |
| 5 | Charles Jacobs THIS PERSON | 25 | son | Farm | Indiana |
| 6 | James Godsey | 45 | head | Farm | Kentucky |
| 7 | Pearl Godsey | 34 | wife | H | Ohio |
| 8 | Eaton Godsey | 21 | son | Farm | Illinois |
| 9 | Raydon Godsey | 16 | son | — | Illinois |
| 10 | Catherine Godsey | 14 | daughter | S | Illinois |
| 11 | James Godsey | 12 | son | — | Illinois |
| 12 | Ray Godsey | 10 | son | — | Illinois |
| 13 | Lauretta Mae Godsey | 5 | daughter | — | Illinois |
| 14 | James Smithson | 53 | head | Farm | Illinois |
| 15 | Ethel Smithson | 50 | wife | H | Illinois |
| 16 | Robert Smithson | 17 | son | S | Illinois |
| 17 | Gerald Smithson | 9 | son | — | Illinois |
| 18 | Edward Smithson | 22 | son | Farm | Illinois |
| 19 | Helen Smithson | 18 | wife | H | Illinois |
| 20 | Edward Leach | 45 | head | Farm | Virginia |
| 21 | Bessie Leach | 39 | wife | H | Indiana |
| 22 | Deland Leach | 8 | son | — | Illinois |
| 23 | Fred Lawrence | 18 | hired man | Farm | Illinois |
| 24 | Lincoln A Brulta | 76 | head | Farm | Illinois |
| 25 | Lincoln B Brulta | 24 | grandson | Farm | Illinois |
| 26 | Lulu Barger | 40 | house keeper | Home | Indiana |
| 27 | Gilbert Newton | 33 | head | 60 | Indiana |
| 28 | Fern Newton | 34 | wife | — | Indiana |
| 29 | Marilyn Newton | 2 | daughter | — | Indiana |
| 30 | Clarence Lusse | 31 | head | Farm | Indiana |
| 31 | Dorothy Lusse | 26 | wife | H | Illinois |
| 32 | Clarence Jr Lusse | 9 | son | — | Illinois |
| 33 | Larry D. Lusse | 0 | son | — | Illinois |
| 34 | Kenneth Virgiel | 38 | head | Farm | Illinois |
| 35 | Helen Virgiel | 34 | wife | H | Illinois |
| 36 | Chas. F. Virgiel | 72 | father | Farm | Illinois |
| 37 | Delores Jean Sorr | 5 | niece | — | Illinois |
| 38 | Rossie Merlan | 63 | head | H | Illinois |
| 39 | Frank Coylen | 32 | nephew | — | Illinois |
| 40 | Hoag Andy | 60 | head | Gw | Sweden |
Pedigree Summary
Charles + 1 sibling
Gen 1 · 6 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)