JW
James Willis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this James Willis across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Willis |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1925 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Doris Willis | Daughter | — | 7 | ~1933 |
| Joyce Willis | Daughter | — | 10 | ~1930 |
| Jessie Willis | Head | — | 38 | ~1902 |
| Homer Shaw | Other | — | 56 | ~1884 |
| James Willis | Son | — | 15 | ~1925 |
| Earl Willis | Son | — | 9 | ~1931 |
| Jessie Willis | Son | — | 13 | ~1927 |
| Roger Willis | Son | — | 3 | ~1937 |
| Eva Willis | Spouse | — | 31 | ~1909 |
Census Appearances
1930
Wayne, Michigan
Son, age 5
Wayne, Michigan · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wille |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 15
Wayne-County, Michigan · implied b. ~1925 — 9 household members
| Surname | Willis |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Willis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Willis
Son · 1940 · age 15 · b. ~1925 · Michigan
★ You are viewing this record
Sibling
Earl Willis
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jessie Willis
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roger Willis
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Willis
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Willis
Sibling · 1940 · age 10
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01843-00765)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Arden, Irene Sheila Order | 2 | Daughter | — | Michigan |
| 42 | Reese, Jacob Order | 63 | Father-in-law | Salesman | Russia |
| 43 | Jessie Willis | 38 | Head | Machine | Georgia |
| 44 | Eva Willis | 31 | Wife | — | Georgia |
| 45 | James Willis THIS PERSON | 15 | Son | — | Michigan |
| 46 | Jessie Jr. Willis | 13 | Son | — | Ohio |
| 47 | Joyce Willis | 10 | Daughter | — | Michigan |
| 48 | Earl Willis | 9 | Son | — | Michigan |
| 49 | Doris Jean Willis | 7 | Daughter | — | Michigan |
| 50 | Roger Willis | 3 | Son | — | Michigan |
| 51 | Homer Shaw | 56 | Brother-in-law | Machine | Georgia |
| 52 | Wesley C. Bennett | 48 | Head | Cleaner | Alabama |
| 53 | Emma Bennett | 47 | Wife | Proprietor | Arkansas |
| 54 | Frances H. Taylor | 27 | Daughter | Beautician | Missouri |
| 55 | Ben Williams | 41 | Lodger | Wiper | Georgia |
| 56 | Alma Mae Williams | 35 | Lodger | — | Georgia |
| 57 | Clarence Jackson | 36 | Lodger | Plasterer | Alabama |
| 58 | Thomas Dixon | 65 | Lodger | Plasterer | Mississippi |
| 59 | Daniel Smith | 37 | Head | Truck Driver | Michigan |
| 60 | Elizabeth Smith | 32 | Wife | — | Ohio |
| 61 | Ida Woodhall | 42 | Head | Laundress | Alabama |
| 62 | Isabelle Woodhall | 23 | Daughter | — | Alabama |
| 63 | Dorothy Woodhall | 19 | Daughter | Maid | Michigan |
| 64 | Gaile Woodhall | 1 | Daughter | — | Illinois |
| 65 | Edmund Cravell | 25 | Head | Maintenance | Oklahoma |
| 66 | Mildred Cravell | 21 | Wife | — | Michigan |
| 67 | Caron Cravell | 2 | Daughter | — | Michigan |
| 68 | Gerald Cravell | 0 | Son | — | Michigan |
| 69 | Bertha Elliott | 31 | Lodger | Seamstress | Kentucky |
| 70 | Clarence Boyd | 36 | Head | Clerk | Georgia |
| 71 | Alice Boyd | 35 | Wife | — | Georgia |
| 72 | Clarence Jr. Boyd | 7 | Son | — | Michigan |
| 73 | Howard Boyd | 6 | Son | — | Michigan |
| 74 | Wilbert Boyd | 2 | Son | — | Michigan |
| 75 | Dexter Boyd | 45 | Brother | Laborer | Georgia |
| 76 | Martha Cheere | 57 | Mother-in-law | — | Georgia |
| 77 | Fred Lowery | 50 | Head | Janitor | North Carolina |
| 78 | Mary Lowery | 45 | Wife | Laundress | North Carolina |
| 79 | Annie Lowery | 22 | Daughter | — | North Carolina |
| 80 | Charles Lowery | 17 | Son | Deliveryman | North Carolina |
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)