JW
Jean Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Muskegon-County, Michigan
Our Model Tree links this Jean Williams across the 1930 and 1940 US Censuses in Muskegon-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 7-person household.
Age 17
b. ~1923
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Muskegon-County, Michigan |
| Surname | Williams |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Muskegon City |
| 1935 Residence (County) | Muskegon |
| Additional Details | |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Muskegon City |
| Est. Birth Year | ~1923 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jean | Age | Birth yr |
|---|---|---|---|---|
| Marilyn Williams | Daughter | — | 15 | ~1925 |
| Eva Williams | Spouse | — | 45 | ~1895 |
| Jean Williams | Daughter | — | 17 | ~1923 |
| Robert Williams | Son | — | 9 | ~1931 |
| Wilson Williams | Head | — | 46 | ~1894 |
| Betty Williams | Daughter | — | 11 | ~1929 |
| Jack Williams | Son | — | 14 | ~1926 |
Census Appearances
1930
Muskegon, Michigan
Daughter, age 7
Muskegon, Michigan · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Jean M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| 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
Muskegon-County, Michigan
Daughter, age 17
Muskegon-County, Michigan · implied b. ~1923 — 7 household members
| Surname | Williams |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Muskegon City |
| 1935 Residence (County) | Muskegon |
| Highest Grade | H 1 |
| 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 Jean Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jean Williams
Daughter · 1940 · age 17 · b. ~1923 · Michigan
★ You are viewing this record
Sibling
Jack Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Williams
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Williams
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marilyn Williams
Sibling · 1940 · age 15
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 — Muskegon-County, Michigan
Open full size
1940 US Federal Census — Muskegon-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01795-00230)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Tillie M. Gilbema | 10 | Daughter | — | Michigan |
| 2 | Harry Engleright | 59 | Head | Salesman | Michigan |
| 3 | Sophie Engleright | 53 | Wife | — | Michigan |
| 4 | Robert Engleright | 27 | Son | Proprietor | Michigan |
| 5 | Gertrude Engleright | 21 | Daughter | Saleslady | Michigan |
| 6 | Norman Engleright | 18 | Son | — | Michigan |
| 7 | Eleanor Engleright | 12 | Daughter | — | Michigan |
| 8 | Martin Walker | 25 | Head | Deliveryman | Michigan |
| 9 | Jessie Walker | 27 | Wife | — | Michigan |
| 10 | Martin Walker | 1 | Son | — | Michigan |
| 11 | David Walker | 0 | Son | — | Michigan |
| 12 | John Barsema | 49 | Head | Mail Carrier | Michigan |
| 13 | Maddie Barsema | 35 | Wife | — | Ohio |
| 14 | Dorothy Barsema | 16 | Daughter | — | Michigan |
| 15 | William Clark | 54 | Head | Cabinetmaker | Illinois |
| 16 | Jessie Clark | 54 | Wife | — | Illinois |
| 17 | Will Pruyne | 44 | Head | Baker | Michigan |
| 18 | Eva Pruyne | 45 | Wife | — | Michigan |
| 19 | Harold Johnson | 31 | Head | Proprietor | Michigan |
| 20 | Laura Johnson | 32 | Wife | — | Michigan |
| 21 | Gordon Johnson | 4 | Son | — | Michigan |
| 22 | Wayne L. Johnson | 0 | Son | — | Michigan |
| 23 | Wilson Williams | 46 | Head | Teacher | Michigan |
| 24 | Eva Williams | 45 | Wife | Saleslady | Michigan |
| 25 | Jean Williams THIS PERSON | 17 | Daughter | — | Michigan |
| 26 | Marilyn Williams | 15 | Daughter | — | Michigan |
| 27 | Jack Williams | 14 | Son | — | Michigan |
| 28 | Betty Williams | 11 | Daughter | — | Michigan |
| 29 | Robert Williams | 9 | Son | — | Michigan |
| 30 | William Poulin | 40 | Head | Receiving Clerk | Michigan |
| 31 | Hilda Poulin | 40 | Wife | — | Sweden |
| 32 | William Poulin | 12 | Son | — | Michigan |
| 33 | Donna Poulin | 8 | Daughter | — | Michigan |
| 34 | Herman Draggon | 63 | Head | Proprietor | Michigan |
| 35 | Mirth Draggon | 52 | Wife | Dental Asst. | Michigan |
| 36 | Vera Draggon | 22 | Daughter | Stenographer | Michigan |
| 37 | Isaac Williams | 60 | Head | Boilermaker | Michigan |
| 38 | Delia Williams | 54 | Wife | — | Michigan |
| 39 | Robert Pelletier | 38 | Head | Foreman | Wisconsin |
| 40 | Letha Pelletier | 42 | Wife | — | Michigan |
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)