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William Hoover — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this William Hoover across the 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 4-person household.
Age 58
b. ~1882
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Hoover |
| Given Name | William A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Moline City |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Occupation | Fireman |
| Industry | R. I. Railroad |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2020 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Fireman |
| Township / Ward | Moline City |
| Est. Birth Year | ~1882 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Hoover | Daughter | — | 28 | ~1912 |
| Josephine Hoover | Spouse | — | 51 | ~1889 |
| William Hoover | Head | — | 58 | ~1882 |
| William Hoover | Son | — | 31 | ~1909 |
Census Appearances
1930
Rock Island, …
Head, age 47
Rock Island, Illinois · implied b. ~1883 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Haver |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Foreman |
| Industry | Railroad Section |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 16 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Head, age 58
Rock-Island-County, Illinois · implied b. ~1882 — 4 household members
| Surname | Hoover |
| Given Name | William A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Moline City |
| 1935 Residence (County) | Rock Island |
| Occupation | Fireman |
| Industry | R. I. Railroad |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2020 |
| Highest Grade | 8 |
| 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 William Hoover across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Hoover
Head · 1940 · age 58 · b. ~1882 · Illinois
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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-t0627-00875-00872)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marsha Argenbright | 3 | daughter | — | Illinois |
| 42 | Carol Argenbright | 1 | daughter | — | Illinois |
| 43 | Stewart M. Barker | 46 | Head | Piler | Pennsylvania |
| 44 | Ruth D. Barker | 43 | Wife | — | Pennsylvania |
| 45 | Martha L. Barker | 21 | daughter | Clerical | Pennsylvania |
| 46 | Helen Barker | 13 | daughter | — | Pennsylvania |
| 47 | Stewart H. Barker | 11 | son | — | Illinois |
| 48 | Jayne Barker | 4 | daughter | — | Illinois |
| 49 | Ella Barker | 74 | Mother | — | Pennsylvania |
| 50 | Lester E. Phelps | 39 | Head | Sheet Metal Worker | Iowa |
| 51 | Alice P. Phelps | 33 | Wife | Saleslady | Illinois |
| 52 | Robert Phelps | 13 | son | — | Missouri |
| 53 | Merli Phelps | 9 | daughter | — | Missouri |
| 54 | Joann Phelps | 8 | daughter | — | Missouri |
| 55 | Lois Phelps | 6 | daughter | — | Missouri |
| 56 | Ronald Phelps | 4 | son | — | Missouri |
| 57 | William A. Hoover THIS PERSON | 58 | Head | Fireman | Illinois |
| 58 | Josephine Hoover | 51 | Wife | — | Iowa |
| 59 | William Jr. Hoover | 31 | son | Electrician | Iowa |
| 60 | Gertrude Hoover | 28 | daughter | — | Illinois |
| 61 | Enoch Peterson | 72 | Head | Assembler | Sweden |
| 62 | Hilda D. Peterson | 62 | wife | — | Sweden |
| 63 | Ruth E. Peterson | 25 | daughter | Clerical | Illinois |
| 64 | Axel R. Larson | 63 | Head | Retired | Sweden |
| 65 | Anna M. Larson | 66 | Wife | — | Illinois |
| 66 | Charles Beatty | 50 | Head | Cashier | Illinois |
| 67 | Evelyn P. Beatty | 50 | Wife | — | Illinois |
| 68 | Marilyn Beatty | 12 | daughter | — | Illinois |
| 69 | Roy H. Hufford | 49 | Head | Heat Treat Foreman | Missouri |
| 70 | Hazel D. Hufford | 48 | Wife | — | Illinois |
| 71 | Richard A. Hufford | 22 | Son | Stockman | Illinois |
| 72 | Floyd Lundeen | 32 | Head | Production Manager | Illinois |
| 73 | Dora Lundeen | 32 | Wife | Secretarial | Iowa |
| 74 | Jerry Lundeen | 1 | Son | — | Illinois |
| 75 | Lyle Efflandt | 35 | Head | General Foreman | Illinois |
| 76 | Mary Efflandt | 33 | Wife | — | Illinois |
| 77 | Marilyn Efflandt | 13 | daughter | — | Illinois |
| 78 | Janice Efflandt | 11 | daughter | — | Illinois |
| 79 | Jimmy Efflandt | 6 | Son | — | Illinois |
| 80 | Ervin Potter | 49 | Head | Projectionist | Illinois |
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)