JB
James Benson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this James Benson across the 1920, 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed), with identified parents Alice — first a son (b.~1888), then head of a 2-person household.
Age 52
b. ~1888
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Benson |
| Given Name | James B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Carbon Cliff village |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Construction |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 94 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Carpenter |
| Township / Ward | Carbon Cliff Village |
| Est. Birth Year | ~1888 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Benson | Son | — | 52 | ~1888 |
| Alice Benson | Head | — | 78 | ~1862 |
Census Appearances
1920
Rock Island, …
Head, age 34
Rock Island, Illinois · implied b. ~1886 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Benson |
| Given Name | Jos. M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Occupation | Carpenter |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Rock Island, …
Head, age 44
Rock Island, Illinois · implied b. ~1886 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Benson |
| Given Name | Joel M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 19 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 7000 |
| Radio Set | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Rock-Island-County, Illinois
Son, age 52
Rock-Island-County, Illinois · implied b. ~1888 — 2 household members
| Surname | Benson |
| Given Name | James B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Carbon Cliff village |
| 1935 Residence (County) | Rock Island |
| Occupation | Carpenter |
| Industry | Construction |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 94 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 James Benson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Alice Benson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Alice Benson
b. ~1862
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Benson
Son · 1940 · age 52 · b. ~1888 · 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 — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00874-00656)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Agnes White | 79 | Head | — | Germany |
| 2 | David Hahn | 43 | Head | Skilled Laborer | Illinois |
| 3 | Mildred Hahn | 34 | Wife | — | Illinois |
| 4 | Laura Mae Hahn | 15 | Daughter | — | Illinois |
| 5 | Arlene Hahn | 13 | Daughter | — | Illinois |
| 6 | Dorothy Hahn | 11 | Daughter | — | Illinois |
| 7 | Richard Hahn | 9 | Son | — | Illinois |
| 8 | Helen Hahn | 5 | Daughter | — | Illinois |
| 9 | Raymond Heath | 52 | Head | Skilled Laborer | Illinois |
| 10 | Ethel Heath | 47 | Wife | — | Illinois |
| 11 | Marion Heath | 18 | Daughter | — | Illinois |
| 12 | Edward Grant | 24 | Lodger | Laborer | Iowa |
| 13 | Thade Grant | 18 | Lodger | Laborer | Iowa |
| 14 | James R Bates | 33 | Head | Laborer | Iowa |
| 15 | Alice Bates | 33 | Wife | — | Iowa |
| 16 | Robert Bates | 2 | Son | — | Iowa |
| 17 | Wayne B Adams | 42 | Head | Skilled Laborer | Illinois |
| 18 | Christina Adams | 29 | Wife | — | Kentucky |
| 19 | James Heald | 34 | Head | Skilled Laborer | Iowa |
| 20 | Clie Heald | 33 | Wife | — | Iowa |
| 21 | Marilyn Heald | 14 | Daughter | — | Illinois |
| 22 | Budlan Heald | 11 | Son | — | Missouri |
| 23 | Elaine Heald | 3 | Daughter | — | Illinois |
| 24 | Ruth Ann Heald | 1 | Daughter | — | Illinois |
| 25 | Alice Benson | 78 | Head | — | Iowa |
| 26 | James B Benson THIS PERSON | 52 | Son | Carpenter | Iowa |
| 27 | Homer Penhaid|Penhail | 30 | Head | Electrician | Illinois |
| 28 | Thelma Penhaid|Penhail | 27 | Wife | — | Colorado |
| 29 | Jack Penhaid|Penhail | 7 | Son | — | Illinois |
| 30 | William Penhaid|Penhail | 5 | Son | — | Illinois |
| 31 | Judith Penhaid|Penhail | 4 | Daughter | — | Illinois |
| 32 | Roger Villiers | 42 | Head | Skilled Laborer | Iowa |
| 33 | Irene Villiers | 33 | Wife | — | Iowa |
| 34 | Virginia Villiers | 1 | Daughter | — | Iowa |
| 35 | Charles Frary | 67 | Head | Painter | Illinois |
| 36 | Lois I Frary | 60 | Wife | — | Illinois |
| 37 | Robert O Frary | 28 | Son | Electrician | Colorado |
| 38 | Benjamin Jackson | 49 | Head | Foreman | Kansas |
| 39 | Galen Jackson | 22 | Son | Truck Driver | Kansas |
| 40 | Lester Samuelson | 42 | Head | Stockman | Illinois |
Related Census Records
Pedigree Summary
James
Gen 1 · 1 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)