DJ
David Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lee-County, Illinois
Our Model Tree links this David Jones across the 1920, 1930 and 1940 US Censuses in Lee-County, Illinois (XGBoost, ~Confirmed), with identified parents Edward & Edward — first a son (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lee-County, Illinois |
| Surname | Jones |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Amboy Township |
| 1935 Residence (County) | Lee |
| Additional Details | |
| Occupation | Laborer |
| Industry | Piano Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Amboy Township |
| Est. Birth Year | ~1913 |
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 David | Age | Birth yr |
|---|---|---|---|---|
| Edward Jones | Head | — | 62 | ~1878 |
| David Jones | Son | — | 27 | ~1913 |
| Mary Jones | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Lee, Illinois
Son, age 6
Lee, Illinois · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Lee, Illinois
Son, age 17
Lee, Illinois · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Lee-County, Illinois
Son, age 27
Lee-County, Illinois · implied b. ~1913 — 3 household members
| Surname | Jones |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Amboy Township |
| 1935 Residence (County) | Lee |
| Occupation | Laborer |
| Industry | Piano Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | H 2 |
| 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 David Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Jones (~0.92 confidence) and father Edward Jones (~0.92 confidence) and mother Mary Jones (~0.92 confidence) and mother Mary Jones (~0.92 confidence) and mother Mary Jones (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Jones
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Edward Jones
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Mary Jones
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Mary Jones
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Mary Jones
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Jones
Son · 1940 · age 27 · b. ~1913 · 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 — Lee-County, Illinois
Open full size
1940 US Federal Census — Lee-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00836-00088)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frankie Kelly | 22 | Son | Farmer | Illinois |
| 2 | Mary Kelly | 15 | Daughter | — | Illinois |
| 3 | Eugene Kelly | 12 | Son | — | Illinois |
| 4 | Clifford Simons | 41 | Head | Section Man | Tennessee |
| 5 | Mary Simons | 41 | Wife | — | Indiana |
| 6 | Cecil Simons | 19 | Son | Carpenter | Illinois |
| 7 | Clifford Jr. Simons | 17 | Son | Garage Labor | Missouri |
| 8 | Francis Simons | 15 | Daughter | — | Missouri |
| 9 | Edward Jones | 62 | Head | Farmer | Illinois |
| 10 | Mary Jones | 54 | Wife | — | Illinois |
| 11 | David Jones THIS PERSON | 27 | Son | Laborer | Illinois |
| 12 | Earl L. Kennedy | 46 | Head | Farmer | Illinois |
| 13 | Ella Kennedy | 46 | Wife | — | Illinois |
| 14 | Francis Kennedy | 18 | Daughter | Stenographer | Illinois |
| 15 | Melvin Miles Kennedy | 19 | Son | Farm Hand | Illinois |
| 16 | Walter Weber | 38 | Head | Farmer | Illinois |
| 17 | Mildred Weber | 36 | Wife | — | Illinois |
| 18 | Thomas Coffey | 44 | Head | Farmer | Illinois |
| 19 | Hazel Coffey | 41 | Wife | — | Illinois |
| 20 | Elaine Coffey | 13 | Daughter | — | Illinois |
| 21 | Thomas Jr. Coffey | 7 | Son | — | Illinois |
| 22 | William Coffey | 3 | Son | — | Illinois |
| 23 | Mary Gallagher | 74 | Aunt | — | Illinois |
| 24 | Austin Butler | 36 | Head | Farmer | Illinois |
| 25 | Mildred Butler | 28 | Wife | — | Illinois |
| 26 | James Leggett | 35 | Head | Farmer | Illinois |
| 27 | Bertha Leggett | 54 | Mother | — | Illinois |
| 28 | Alberta Leggett | 15 | Daughter | — | Illinois |
| 29 | Mildred Leggett | 13 | Daughter | — | Illinois |
| 30 | Bessie Coy | 51 | Aunt | — | Illinois |
| 31 | Burton Reid | 63 | Head | Farmer | Illinois |
| 32 | Gertie Reid | 58 | Wife | — | Missouri |
| 33 | Sam O. Clark | 54 | Head | Farmer | Iowa |
| 34 | Nellie Clark | 54 | Wife | — | Illinois |
| 35 | George Clark | 12 | Son | — | Illinois |
| 36 | Cecil Bonnell | 51 | Head | Farmer | Illinois |
| 37 | Elizabeth Bonnell | 46 | Wife | — | Illinois |
| 38 | Hardin Bonnell | 15 | Nephew | Farm Hand | Illinois |
| 39 | Gordon Wittenauer | 21 | Head | Milk Hauler | Illinois |
| 40 | Mildred Wittenauer | 18 | Wife | — | Illinois |
Pedigree Summary
David
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)