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Charles Hartman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Douglas-County, Illinois
Our Model Tree links this Charles Hartman across the 1920, 1930 and 1940 US Censuses in Douglas-County, Illinois (XGBoost, ~Confirmed), with identified parents Frank & Frazer — first a son (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Illinois |
| Surname | Hartman |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Tuscola Township |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | S 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Tuscola Township |
| Est. Birth Year | ~1919 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| James Hartman | Son | — | 12 | ~1928 |
| Frank Hartman | Head | — | 56 | ~1884 |
| Virginia Hartman | Daughter | — | 16 | ~1924 |
| Catherine Hartman | Daughter | — | 6 | ~1934 |
| Dorothy Hartman | Daughter | — | 19 | ~1921 |
| Charles Hartman | Son | — | 21 | ~1919 |
| Bertha Hartman | Spouse | — | 45 | ~1895 |
| Barbara Hartman | Daughter | — | 9 | ~1931 |
Census Appearances
1920
Douglas, Illinois
Son, age 1
Douglas, Illinois · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Douglas, Illinois
Son, age 11
Douglas, Illinois · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | Chas H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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
Douglas-County, Illinois
Son, age 21
Douglas-County, Illinois · implied b. ~1919 — 8 household members
| Surname | Hartman |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Tuscola Township |
| 1935 Residence (County) | Douglas |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | S 8 |
| 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 Charles Hartman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Hartman (~0.92 confidence) and father Frazer Hartman (~0.92 confidence) and mother Bertha Hartman (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Hartman
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Frazer Hartman
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Bertha Hartman
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Hartman
Son · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Barbara Hartman
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Hartman
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Hartman
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Hartman
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Hartman
Sibling · 1940 · age 12
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 — Douglas-County, Illinois
Open full size
1940 US Federal Census — Douglas-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00795-00501)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Theodore Pflum | 8 | Son | — | Illinois |
| 42 | Mary Lou Pflum | 2 | Daughter | — | Illinois |
| 43 | John C. Bundy | 82 | Head | — | Indiana |
| 44 | Robert H. Bundy | 42 | Son | Mgr. | Indiana |
| 45 | Bess H. Bundy | 33 | Wife | — | Illinois |
| 46 | Albert O. Taylor | 52 | Head | Laborer | Illinois |
| 47 | Golda Taylor | 51 | Wife | — | Illinois |
| 48 | Eugene Taylor | 20 | Son | Laborer | Illinois |
| 49 | Frank J. Hartman | 56 | Head | Farmer | Illinois |
| 50 | Bertha Hartman | 45 | Wife | — | Illinois |
| 51 | Charles Hartman THIS PERSON | 21 | Son | Laborer | Illinois |
| 52 | Dorothy Hartman | 19 | Daughter | Maid | Illinois |
| 53 | Virginia Hartman | 16 | Daughter | — | Illinois |
| 54 | James Hartman | 12 | Son | — | Illinois |
| 55 | Barbara Hartman | 9 | Daughter | — | Illinois |
| 56 | Catherine Hartman | 6 | Daughter | — | Illinois |
| 57 | Frank Warters | 43 | Head | Farmer | Illinois |
| 58 | Etta Warters | 41 | Wife | — | Illinois |
| 59 | Clarence Warters | 18 | Son | Laborer | Illinois |
| 60 | Francis Warters | 16 | Son | — | Illinois |
| 61 | George P. Hausman | 39 | Head | Farmer | Illinois |
| 62 | Louise Hausman | 30 | Wife | — | Illinois |
| 63 | Marian Hausman | 10 | Son | — | Illinois |
| 64 | Charles Hausman | 8 | Son | — | Illinois |
| 65 | Erna Jean Hausman | 7 | Daughter | — | Illinois |
| 66 | Clarence Stenger | 37 | Head | Farmer | Illinois |
| 67 | Esther Stenger | 36 | Wife | — | Illinois |
| 68 | Dale Stenger | 10 | Son | — | Illinois |
| 69 | Victor Stenger | 9 | Son | — | Illinois |
| 70 | Boyd Stenger | 3 | Son | — | Illinois |
| 71 | Darrel Stenger | 2 | Son | — | Illinois |
| 72 | Leland Bundy | 45 | Head | Farmer | Illinois |
| 73 | Lavina N. Bundy | 43 | Wife | — | Illinois |
| 74 | John R. Bundy | 18 | Son | — | Illinois |
| 75 | Martha Eliz. Bundy | 14 | Daughter | — | Illinois |
| 76 | George W. Comer | 45 | Head | Laborer | Illinois |
| 77 | Grace Comer | 41 | Wife | — | Illinois |
| 78 | George C. Pflum | 60 | Head | Farmer | Indiana |
| 79 | Flora P. Pflum | 56 | Wife | — | Indiana |
| 80 | Walter Pflum | 21 | Son | Laborer | Illinois |
Pedigree Summary
Charles + 5 siblings
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)