SH
Sam Harris — 1940 US Census Record
Model Tree available1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this Sam Harris across the 1920, 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed), with identified parents Jacob & Jacob — first a son (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Harris |
| Given Name | Sam |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Moline |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Occupation | manager |
| Industry | iron & metal yard |
| Class of Worker | PW |
| Hours Worked | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Manager |
| Township / Ward | Moline |
| Est. Birth Year | ~1912 |
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 Sam | Age | Birth yr |
|---|---|---|---|---|
| Faye Harris | Daughter | — | 30 | ~1910 |
| Sam Harris | Son | — | 28 | ~1912 |
| Jacob Harris | Head | — | 69 | ~1871 |
Census Appearances
1920
Rock Island, …
Son, age 7
Rock Island, Illinois · implied b. ~1913 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Sam |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Rock Island, …
Son, age 17
Rock Island, Illinois · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Sally |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Son, age 28
Rock-Island-County, Illinois · implied b. ~1912 — 3 household members
| Surname | Harris |
| Given Name | Sam |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Moline |
| 1935 Residence (County) | Rock Island |
| Occupation | manager |
| Industry | iron & metal yard |
| Class of Worker | PW |
| Hours Worked | 0 |
| Highest Grade | Hs 4 |
| 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 Sam Harris across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jacob Harris (~0.92 confidence) and father Jacob Harris (~0.92 confidence) and father Jacob Harris (~0.92 confidence) and mother Bessie Harris (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jacob Harris
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Jacob Harris
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Jacob Harris
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Bessie Harris
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Sam Harris
Son · 1940 · age 28 · b. ~1912 · Illinois
★ You are viewing this record
Sibling
Faye Harris
Sibling · 1940 · age 30
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 — 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-t0627-00875-00205)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harold Mclean | 37 | Head | Metal Worker | Pennsylvania |
| 42 | Lillian Mclean | 37 | Wife | — | Pennsylvania |
| 43 | Marshall Hassrick | 34 | Head | Editor | Iowa |
| 44 | Mary Hassrick | 32 | Wife | — | Tennessee |
| 45 | Leona Hassrick | 15 | Daughter | — | Tennessee |
| 46 | Jacob Sax | 48 | Head | Grocery Merchant | Iowa |
| 47 | Bennie Sax | 46 | Wife | — | Illinois |
| 48 | Abbie Sax | 26 | Son | Grocery Clerk | Illinois |
| 49 | Herbert Sax | 18 | Son | — | Illinois |
| 50 | Bernard Sax | 15 | Son | — | Illinois |
| 51 | Agnes Woodpatt | 79 | Head | — | Ohio |
| 52 | Frederick Woodpatt | 49 | Son | Drill Operator | Illinois |
| 53 | Albert Woodpatt | 42 | Son | Substitute Carrier | Illinois |
| 54 | Bessie Cabb | 54 | Head | — | Russia |
| 55 | George Knight | 59 | Head | Own Account | Nebraska |
| 56 | Lena Knight | 51 | Wife | — | Oregon |
| 57 | Minnie Hatt | 71 | Head | — | Illinois |
| 58 | Carl Erickson | 58 | Head | Sheet Metal Worker | Sweden |
| 59 | Alvida Erickson | 53 | Wife | — | Sweden |
| 60 | Mabel Erickson | 18 | Daughter | Stenographer | Illinois |
| 61 | Ossie Appelby | 62 | Head | Watchman | Michigan |
| 62 | Pearl Knowles | 51 | Housekeeper | Housekeeper | Iowa |
| 63 | Alonzo Sapp | 27 | Lodger | Taxi Driver | Illinois |
| 64 | Albert Day | 70 | Lodger | — | Iowa |
| 65 | Oscar Olsen | 57 | Lodger | Laborer | Illinois |
| 66 | Otto Lowenstein | 24 | Lodger | Laborer | Nebraska |
| 67 | Emil Soderstrom | 60 | Lodger | Laborer | Sweden |
| 68 | Axel Johnson | 53 | Lodger | Master Mechanic | Sweden |
| 69 | Charles Penkey | 26 | Lodger | Oiler | Missouri |
| 70 | Otha Penkey | 22 | Lodger | — | Washington |
| 71 | George Bingham | 76 | Lodger | Janitor | Illinois |
| 72 | Lloyd Garrison | 63 | Lodger | Dealer | Illinois |
| 73 | Roy Anderson | 42 | Lodger | Painter | Mississippi |
| 74 | Meredith | 54 | Lodger | Dish Washer | Iowa |
| 75 | Jacob J. Harris | 69 | Head | Owner | Russia |
| 76 | Faye Harris | 30 | Daughter | Secretary | Illinois |
| 77 | Sam Harris THIS PERSON | 28 | Son | Manager | Illinois |
| 78 | Paul Ackzen | 47 | Head | Assembler | Sweden |
| 79 | Edith Ackzen | 46 | Wife | — | Illinois |
| 80 | Ralph Ackzen | 19 | Son | Machine Operator Shop | Illinois |
Pedigree Summary
Sam + 1 sibling
Gen 1 · 4 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)