EJ
Eugene Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Illinois
Our Model Tree links this Eugene Jones across the 1930 and 1940 US Censuses in Marion-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Illinois |
| Surname | Jones |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Raccoon Twp. |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Laborer |
| Industry | Fuller |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 272 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Raccoon Twp |
| Est. Birth Year | ~1922 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Eugene | Age | Birth yr |
|---|---|---|---|---|
| Junior Jones | Son | — | 12 | ~1928 |
| Evelyn Jones | Daughter | — | 14 | ~1926 |
| Harold Jones | Son | — | 16 | ~1924 |
| Lillie Jones | Spouse | — | 34 | ~1906 |
| Wilda Jones | Daughter | — | 4 | ~1936 |
| Eugene Jones | Son | — | 18 | ~1922 |
| James Jones | Head | — | 40 | ~1900 |
| Dale Jones | Son | — | 8 | ~1932 |
| Ruth Jones | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Marion, Illinois
Son, age 8
Marion, Illinois · implied b. ~1922 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Age at First Marriage | 8 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Marion-County, Illinois
Son, age 18
Marion-County, Illinois · implied b. ~1922 — 9 household members
| Surname | Jones |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Raccoon Twp. |
| 1935 Residence (County) | Marion |
| Occupation | Laborer |
| Industry | Fuller |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 272 |
| Highest Grade | H-3 |
| 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 Eugene Jones across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Eugene Jones
Son · 1940 · age 18 · b. ~1922 · Illinois
★ You are viewing this record
Sibling
Ruth Jones
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Jones
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Junior Jones
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilda Jones
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dale Jones
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Jones
Sibling · 1940 · age 14
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 — 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-t0627-00853-00251)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James O. Jones | 40 | Head | Laborer | Illinois |
| 2 | Lillie Jones | 34 | Wife | Laborer | Illinois |
| 3 | Eugene Jones THIS PERSON | 18 | Son | Laborer | Illinois |
| 4 | Harold Jones | 16 | Son | Laborer | Illinois |
| 5 | Evelyn Jones | 14 | Daughter | — | Illinois |
| 6 | Junior Jones | 12 | Son | — | Illinois |
| 7 | Ruth Jones | 10 | Daughter | — | Illinois |
| 8 | Dale Jones | 8 | Son | — | Illinois |
| 9 | Wilda Jones | 4 | Daughter | — | Illinois |
| 10 | J. L. Goodner | 28 | Head | Farmer | Illinois |
| 11 | Sallie Goodner | 20 | Wife | — | Kentucky |
| 12 | Ronald Abbott | 11 | Step-son | — | Illinois |
| 13 | Earl L. Easley | 35 | Head | Farmer | Illinois |
| 14 | Eloise Easley | 35 | Wife | — | Illinois |
| 15 | Clara Easley | 16 | Daughter | — | Illinois |
| 16 | Irene Easley | 13 | Daughter | — | Illinois |
| 17 | Lena Easley | 11 | Daughter | — | Illinois |
| 18 | Earl Jr. Easley | 7 | Son | — | Illinois |
| 19 | S. D. Guthrie | 77 | Head | — | Illinois |
| 20 | Ruthy Guthrie | 74 | Wife | — | Illinois |
| 21 | Eugene Guthrie | 20 | Grandson | Laborer | Illinois |
| 22 | Cecil Burke | 28 | Head | Instructor | Illinois |
| 23 | Mildred Burke | 25 | Wife | — | Illinois |
| 24 | Patricia Burke | 4 | Daughter | — | Illinois |
| 25 | Floyd H. Rogers | 47 | Head | Farmer | Illinois |
| 26 | Tillis Rogers | 45 | Wife | — | Illinois |
| 27 | Warren Rogers | 16 | Son | — | Illinois |
| 28 | Marvin Rogers | 12 | Daughter | — | Illinois |
| 29 | Opal Rogers | 11 | Daughter | — | Illinois |
| 30 | Winifred Rogers | 9 | Daughter | — | Illinois |
| 31 | Alita Rogers | 7 | Daughter | — | Illinois |
| 32 | Ralph Rogers | 4 | Son | — | Illinois |
| 33 | Fred Thamp | 72 | Head | Farmer | Germany |
| 34 | Ida Thamp | 72 | Wife | — | Illinois |
| 35 | B. F. Blackburn | 68 | Head | — | Illinois |
| 36 | Nellie Blackburn | 53 | Wife | — | Illinois |
| 37 | Woodrow Blackburn | 21 | Son | Farmer | Illinois |
| 38 | Irene Blackburn | 3 | Grandson | Laborer | Illinois |
| 39 | Jim Morgan | 56 | Brother-in-law | Sawyer | Illinois |
| 40 | Delmar White | 30 | Head | Laborer | Missouri |
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)