FJ
Fred Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Francois-County, Missouri
Our Model Tree links this Fred Jones across the 1920, 1930 and 1940 US Censuses in St.-Francois-County, Missouri (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Francois-County, Missouri |
| Surname | Jones |
| Given Name | Fred |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Randolph township |
| 1935 Residence (County) | St. Francois |
| Additional Details | |
| Occupation | Truck driver |
| Industry | Lead mine |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Truck Driver |
| Township / Ward | Randolph 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 Fred | Age | Birth yr |
|---|---|---|---|---|
| Ellen Jones | Daughter | — | 14 | ~1926 |
| Mary Jones | Daughter | — | 8 | ~1932 |
| Alene Jones | Daughter | — | 22 | ~1918 |
| Annie Jones | Daughter | — | 19 | ~1921 |
| William Jones | Head | — | 43 | ~1897 |
| Kenneth Jones | Son | — | 18 | ~1922 |
| Fred Jones | Son | — | 21 | ~1919 |
| Hester Jones | Spouse | — | 42 | ~1898 |
Census Appearances
Son, age
St Francois, Missouri · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Frederick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Francois, …
Son, age 11
St Francois, Missouri · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Fredrick C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Francois-County, Missouri
Son, age 21
St.-Francois-County, Missouri · implied b. ~1919 — 8 household members
| Surname | Jones |
| Given Name | Fred |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Randolph township |
| 1935 Residence (County) | St. Francois |
| Occupation | Truck driver |
| Industry | Lead mine |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Fred Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Jones (~0.92 confidence) and father William Jones (~0.92 confidence) and father William Jones (~0.92 confidence) and mother Hester Jones (~0.92 confidence) and mother Hester Jones (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Jones
b. ~1892
Source father
● Household
· direct · ~0.92
Father
William Jones
b. ~1897
Source father
● Household
· direct · ~0.92
Father
William Jones
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Hester Jones
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Hester Jones
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Fred Jones
Son · 1940 · age 21 · b. ~1919 · Missouri
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Sibling
Kenneth Jones
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Jones
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alene Jones
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Jones
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Jones
Sibling · 1940 · age 19
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.-Francois-County, Missouri
Open full size
1940 US Federal Census — St.-Francois-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02146-00493)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Georgia Ray Miller | 9 | daughter | — | Missouri |
| 2 | James Jr Miller | 7 | son | — | Missouri |
| 3 | Francis Miller | 5 | daughter | — | Missouri |
| 4 | Henry Hulsey | 62 | Head | Repair Work | Missouri |
| 5 | Anna Hulsey | 58 | wife | — | Missouri |
| 6 | Clifford Todd | 23 | nephew | Hired Hand | Missouri |
| 7 | William D Morris | 40 | Head | Shift Foreman | Missouri |
| 8 | Hazel Morris | 30 | wife | — | Missouri |
| 9 | Donald Morris | 12 | son | — | Missouri |
| 10 | Billy Morris | 10 | son | — | Missouri |
| 11 | Darrell Morris | 5 | son | — | Missouri |
| 12 | Jack Morris | 2 | son | — | Missouri |
| 13 | James Allen | 55 | Head | Mill Worker | Missouri |
| 14 | Bessie Allen | 46 | wife | — | Missouri |
| 15 | Charles Rentfro | 56 | Head | Crusher Worker | Missouri |
| 16 | Julie Rentfro | 53 | wife | — | Missouri |
| 17 | Francis Rentfro | 33 | son | Trucker | Missouri |
| 18 | Grace Rentfro | 14 | daughter | — | Missouri |
| 19 | William Jones | 43 | Head | Mule Driver | Missouri |
| 20 | Hester Jones | 42 | wife | — | Missouri |
| 21 | Alene Jones | 22 | daughter | Housekeeper | Missouri |
| 22 | Fred Jones THIS PERSON | 21 | son | Truck Driver | Missouri |
| 23 | Annie Jones | 19 | daughter | Housekeeper | Missouri |
| 24 | Kenneth Jones | 18 | son | — | Missouri |
| 25 | Ellen Jones | 14 | daughter | — | Missouri |
| 26 | Mary Lou Jones | 8 | daughter | — | Missouri |
| 27 | William Petters | 57 | Head | Motorman | Missouri |
| 28 | Juanita Petters | 45 | wife | — | Missouri |
| 29 | Glenwood Petters | 25 | son | New Worker | Missouri |
| 30 | Ellis Petters | 19 | son | Driller | Missouri |
| 31 | Homer Petters | 13 | son | — | Missouri |
| 32 | Gene Petters | 11 | son | — | Missouri |
| 33 | Marilyn Petters | 7 | daughter | — | Missouri |
| 34 | Linda Petters | 5 | daughter | — | Missouri |
| 35 | William Mahurin | 32 | Head | Driller | Missouri |
| 36 | Ilong Mahurin | 28 | wife | — | Missouri |
| 37 | Robert Mahurin | 11 | son | — | Missouri |
| 38 | Betty Mahurin | 9 | daughter | — | Missouri |
| 39 | Rachel Mahurin | 6 | daughter | — | Missouri |
| 40 | John Mahurin | 4 | son | — | Missouri |
Related Census Records
Pedigree Summary
Fred + 5 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)