JW
Julia Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Illinois
Our Model Tree links this Julia Williams across the 1920, 1930 and 1940 US Censuses in Marion-County, Illinois (XGBoost, ~Confirmed), with identified parents Julia & Julia — first a daughter (b.~1900), then head of a 3-person household.
Age 40
b. ~1900
Female
Daughter
Born: Belgium
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Illinois |
| Surname | Williams |
| Given Name | Julia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Belgium |
| 1935 Residence (City) | Sandoval |
| 1935 Residence (County) | Marion |
| Naturalization Status | First papers filed |
| Additional Details | |
| Occupation | Packer |
| Industry | Shoe Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 480 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Belgium |
| Birthplace (normalized) | belgium |
| Occupation | Packer |
| Township / Ward | Sandoval |
| Est. Birth Year | ~1900 |
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 Julia | Age | Birth yr |
|---|---|---|---|---|
| Julia Williams | Daughter | — | 40 | ~1900 |
| Julia Williams | Head | — | 62 | ~1878 |
| Theodore Schantz | Other | — | 19 | ~1921 |
Census Appearances
1920
Marion, Illinois
Daughter, age 20
Marion, Illinois · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Julia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Belgium |
| Father's Birthplace | Belgium |
| Mother's Birthplace | Belgium |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Belgian |
| Birth Country | Belgium |
| Birthplace (normalized) | belgium |
1930
Marion, Illinois
Daughter, age 30
Marion, Illinois · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Julia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Belgium |
| Father's Birthplace | Belgium |
| Mother's Birthplace | Belgium |
| Occupation | Presser |
| Industry | Shoe Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | French |
| Veteran | 1909 |
| Birth Country | Belgium |
| Birthplace (normalized) | belgium |
1940
Marion-County, Illinois
Daughter, age 40
Marion-County, Illinois · implied b. ~1900 — 3 household members
| Surname | Williams |
| Given Name | Julia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Belgium |
| 1935 Residence (City) | Sandoval |
| 1935 Residence (County) | Marion |
| Naturalization Status | First papers filed |
| Occupation | Packer |
| Industry | Shoe Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 480 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Belgium |
| Birthplace (normalized) | belgium |
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 Julia Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Julia Williams (~0.92 confidence) and mother Julia Williams (~0.92 confidence) and father Emil Williams (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Julia Williams
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Julia Williams
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
Emil Williams
b. ~1880
Source father
● Household
· direct · ~0.92
This person
Anchor record
Julia Williams
Daughter · 1940 · age 40 · b. ~1900 · 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 — Marion-County, Illinois
Open full size
1940 US Federal Census — Marion-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00853-00541)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Julia Williams | 62 | Head | — | Belgium |
| 2 | Julia Williams THIS PERSON | 40 | Daughter | Packer | Belgium |
| 3 | Theodore Schantz | 19 | Boarder | Packer | Belgium |
| 4 | Harry Moore | 27 | Head | Hod Carrier | Illinois |
| 5 | Mary Moore | 23 | Wife | — | Illinois |
| 6 | Louise Moore | 0 | Daughter | — | Illinois |
| 7 | Joe E. Marting | 26 | Head | Sewer Construction | Illinois |
| 8 | Edna Marting | 23 | Wife | — | Illinois |
| 9 | Gene Marting | 3 | Son | — | Illinois |
| 10 | Sharon Marting | 0 | Daughter | — | Illinois |
| 11 | Fred Berming | 31 | Head | Furnace Man | Illinois |
| 12 | Edna Berming | 47 | Wife | — | Missouri |
| 13 | Horace Holden | 33 | Head | Driller Helper | Mississippi |
| 14 | Nancy Holden | 32 | Wife | — | Texas |
| 15 | Melvin Holden | 8 | Son | — | Texas |
| 16 | Floyd Holden | 12 | Son | — | Texas |
| 17 | Gwendolyn Holden | 6 | Daughter | — | Texas |
| 18 | Everett Shater | 33 | Head | Lather | Illinois |
| 19 | Leona Shater | 26 | Wife | — | Illinois |
| 20 | Vivian Shater | 5 | Daughter | — | Illinois |
| 21 | Carl Chancy | 34 | Head | Gang Pusher | Ohio |
| 22 | Adaline Chancy | 33 | Wife | — | Ohio |
| 23 | Carolyn Chancy | 8 | Daughter | — | Ohio |
| 24 | Ann Chancy | 6 | Daughter | — | Ohio |
| 25 | Ned Chancy | 0 | Son | — | Ohio |
| 26 | Frank Altadonna | 51 | Head | — | Italy |
| 27 | Rosalia Altadonna | 54 | Wife | — | Italy |
| 28 | Joe Altadonna | 22 | Son | Owner | Illinois |
| 29 | Catherine Altadonna | 19 | Daughter | Clerk | Illinois |
| 30 | Simon Black | 68 | Head | Ret. Agt. | Germany |
| 31 | Vincent Tkocz | 65 | Head | Relig. | Poland |
| 32 | Frank Myers | 36 | Head | Furnace Man | Illinois |
| 33 | Pearl R. Myers | 35 | Wife | — | Missouri |
| 34 | Les Myers | 12 | Son | — | Illinois |
| 35 | Newton Myers | 65 | Father | Ret. Agt. | Illinois |
| 36 | Harold Rains | 17 | Step son | Army U.S.A. | Missouri |
| 37 | Irene Rains | 14 | Step daughter | — | Oklahoma |
| 38 | Ramona Rains | 11 | Step daughter | — | Oklahoma |
| 39 | Donald Gene Rains | 10 | Step daughter | — | Oklahoma |
| 40 | Grover Whalepple | 34 | Head | Waitress | Illinois |
Pedigree Summary
Julia
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)