CJ
Clara Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Clair-County, Illinois
Our Model Tree links this Clara Jones across the 1920, 1930 and 1940 US Censuses in St.-Clair-County, Illinois (XGBoost, ~Confirmed), with identified parents Sam & Samuel — first a daughter (b.~1894), then head of a 6-person household.
Age 46
b. ~1894
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Illinois |
| Surname | Jones |
| Given Name | Clara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | East St. Louis |
| 1935 Residence (County) | St. Clair |
| Additional Details | |
| Occupation | Asst. |
| Industry | Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Asst. |
| Township / Ward | East St Louis |
| Est. Birth Year | ~1894 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clara | Age | Birth yr |
|---|---|---|---|---|
| Ethel Jones | Daughter | — | 37 | ~1903 |
| Clara Jones | Daughter | — | 46 | ~1894 |
| Saul Jones | Head | — | 71 | ~1869 |
| Harry Jones | Son | — | 33 | ~1907 |
| Jesse Jones | Son | — | 25 | ~1915 |
| Elvira Jones | Spouse | — | 69 | ~1871 |
Census Appearances
1920
St Clair, …
Daughter, age 25
St Clair, Illinois · implied b. ~1895 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Clara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Saleslady |
| Industry | Retail |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
St Clair, …
Daughter, age 36
St Clair, Illinois · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Clara E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Saleslady |
| Industry | Dry Goods Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
St.-Clair-County, Illinois
Daughter, age 46
St.-Clair-County, Illinois · implied b. ~1894 — 6 household members
| Surname | Jones |
| Given Name | Clara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | East St. Louis |
| 1935 Residence (County) | St. Clair |
| Occupation | Asst. |
| Industry | Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 Clara Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Sam Jones (~0.92 confidence) and father Samuel Jones (~0.92 confidence) and mother Elvira Jones (~0.92 confidence) and mother Clara Jones (~0.92 confidence) and mother Clara Jones (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sam Jones
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Samuel Jones
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Elvira Jones
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Clara Jones
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Clara Jones
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clara Jones
Daughter · 1940 · age 46 · b. ~1894 · Illinois
★ You are viewing this record
Sibling
Ethel Jones
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Jones
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jesse Jones
Sibling · 1940 · age 25
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 — St.-Clair-County, Illinois
Open full size
1940 US Federal Census — St.-Clair-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00881-00149)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Earl Price | 40 | Head | — | Illinois |
| 42 | Charlotte Price | 23 | Wife | — | Illinois |
| 43 | Calvin Pillion | 29 | Lodger | Taxi Cab | Illinois |
| 44 | Willie Oglesby | 44 | Head | — | Illinois |
| 45 | La Rue Oglesby | 15 | Daughter | — | Illinois |
| 46 | John Bagley | 21 | Son-in-law | — | Illinois |
| 47 | Alva Bornell | 52 | Head | Truck Driver | Illinois |
| 48 | Lula Bornell | 44 | Wife | — | Illinois |
| 49 | Richard Bornell | 18 | Son | New Worker | Illinois |
| 50 | Donald Bornell | 16 | Son | — | Illinois |
| 51 | Dorothy Bornell | 22 | Daughter | — | Illinois |
| 52 | Robert Bullard | 32 | Head | Natl Cart Co | Illinois |
| 53 | Helen Bullard | 28 | Wife | — | Illinois |
| 54 | Rose Bullard | 7 | Daughter | — | Illinois |
| 55 | Mary E. Bullard | 6 | Daughter | — | Illinois |
| 56 | Ray Wall | 70 | Head | — | Illinois |
| 57 | Ethel Wall | 38 | Daughter | Sect. | Illinois |
| 58 | George Chapman | 60 | Head | Laborer | Illinois |
| 59 | Neil Chapman | 56 | Wife | — | Illinois |
| 60 | John Burns | 62 | Head | Foreman | Illinois |
| 61 | Dorothy Burns | 56 | Wife | — | Illinois |
| 62 | Mary Burns | 19 | Daughter | — | Illinois |
| 63 | Rose Ann Burns | 16 | Daughter | — | Illinois |
| 64 | Verna Smith | 52 | Head | — | Illinois |
| 65 | Robert Smith | 18 | Son | Janitor | Illinois |
| 66 | George Smith | 17 | Son | New Worker | Illinois |
| 67 | Henry Smith | 15 | Son | — | Illinois |
| 68 | Virginia Smith | 14 | Daughter | — | Illinois |
| 69 | Edna Becker | 13 | Grand-dau | — | Missouri |
| 70 | Fred Box | 30 | Head | Cab Driver | Missouri |
| 71 | Leona Box | 23 | Wife | — | Illinois |
| 72 | Jean Box | 4 | Daughter | — | Illinois |
| 73 | Barbara Box | 2 | Daughter | — | Illinois |
| 74 | Saul Jones | 71 | Head | — | Illinois |
| 75 | Elvira Jones | 69 | Wife | — | Illinois |
| 76 | Harry Jones | 33 | Son | — | Illinois |
| 77 | Clara Jones THIS PERSON | 46 | Daughter | Asst. | Illinois |
| 78 | Ethel Jones | 37 | Daughter | — | Illinois |
| 79 | Jesse Jones | 25 | Son | — | Illinois |
| 80 | Earl Wade | 41 | Head | Engineer | Kentucky |
Pedigree Summary
Clara + 3 siblings
Gen 1 · 5 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)