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William Schroeder — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Oakland-County, Michigan
Our Model Tree links this William Schroeder across the 1930 and 1940 US Censuses in Oakland-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Oakland-County, Michigan |
| Surname | Schroeder |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Royal Oak |
| 1935 Residence (County) | Oakland |
| Additional Details | |
| Occupation | New worker |
| Class of Worker | PW |
| Hours Worked | 14 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | New Worker |
| Township / Ward | Hazel Park |
| Est. Birth Year | ~1922 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Betty Schroeder | Daughter | — | 7 | ~1933 |
| Fred Schroeder | Head | — | 52 | ~1888 |
| William Schroeder | Son | — | 18 | ~1922 |
| Donald Schroeder | Son | — | 12 | ~1928 |
| Frank Schroeder | Son | — | 5 | ~1935 |
| Wilbert Schroeder | Son | — | 11 | ~1929 |
| John Schroeder | Son | — | 15 | ~1925 |
| Harry Schroeder | Son | — | 20 | ~1920 |
| Stella Schroeder | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Oakland, Michigan
Son, age 8
Oakland, Michigan · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schroeder |
| Given Name | William C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | New York |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Oakland-County, Michigan
Son, age 18
Oakland-County, Michigan · implied b. ~1922 — 9 household members
| Surname | Schroeder |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Royal Oak |
| 1935 Residence (County) | Oakland |
| Occupation | New worker |
| Class of Worker | PW |
| Hours Worked | 14 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Michigan |
| 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 William Schroeder across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Schroeder
Son · 1940 · age 18 · b. ~1922 · Michigan
★ You are viewing this record
Sibling
Harry Schroeder
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Schroeder
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilbert Schroeder
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Schroeder
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Schroeder
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Schroeder
Sibling · 1940 · age 5
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 — Oakland-County, Michigan
Open full size
1940 US Federal Census — Oakland-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01803-00387)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Raymond Meyer | 18 | Head | Delivery Boy | Minnesota |
| 2 | Robert A. Carter | 31 | Head | Millwright | Tennessee |
| 3 | Bertha D. Carter | 31 | Wife | — | Tennessee |
| 4 | Wayne Carter | 12 | Son | — | Tennessee |
| 5 | Sue Carter | 10 | Daughter | — | Michigan |
| 6 | Jean Carter | 8 | Daughter | — | Tennessee |
| 7 | Ronnie Carter | 3 | Son | — | Michigan |
| 8 | Clyde Carter | 1 | Son | — | Michigan |
| 9 | Caroline Carter | 1 | Daughter | — | Michigan |
| 10 | William Webb | 27 | Brother-in-law | Millwright Helper | Tennessee |
| 11 | Jewell Webb | 24 | Sister | — | Tennessee |
| 12 | Judith Webb | 3 | Daughter | — | Tennessee |
| 13 | Benjamin Vassall | 39 | Head | Foundry Work | Europe |
| 14 | Edna Vassall | 39 | Wife | — | Alabama |
| 15 | Helen Tucker | 17 | Daughter | — | Florida |
| 16 | Carl Vassall | 5 | Son | — | Michigan |
| 17 | Marie Petruno | 19 | Daughter | — | Florida |
| 18 | Mark Petruno | 21 | Son-in-law | Motor Assembly | New Jersey |
| 19 | Mark Jr. Petruno | 1 | Son | — | Michigan |
| 20 | Fred Schroeder | 52 | Head | Tool Maker | Michigan |
| 21 | Stella Schroeder | 49 | Wife | — | New York |
| 22 | Harry Schroeder | 20 | Son | New Worker | Michigan |
| 23 | William Schroeder THIS PERSON | 18 | Son | New Worker | Michigan |
| 24 | John Schroeder | 15 | Son | — | Michigan |
| 25 | Donald Schroeder | 12 | Son | — | Michigan |
| 26 | Wilbert Schroeder | 11 | Son | — | Michigan |
| 27 | Betty Schroeder | 7 | Daughter | — | Michigan |
| 28 | Frank Schroeder | 5 | Son | — | Michigan |
| 29 | Clare Kelley | 52 | Head | Carpenter | Michigan |
| 30 | Mabel Kelley | 38 | Wife | — | Michigan |
| 31 | Hazel Kelley | 16 | Daughter | — | Michigan |
| 32 | Ruth Kelley | 14 | Daughter | — | Michigan |
| 33 | Delbert Kelley | 13 | Son | — | Michigan |
| 34 | Donna Kelley | 11 | Daughter | — | Michigan |
| 35 | Noel Huett | 26 | Head | Shovel Laborer | Missouri |
| 36 | Maxine Huett | 24 | Wife | — | Missouri |
| 37 | Betty Jean Huett | 7 | Daughter | — | Missouri |
| 38 | George Huett | 4 | Son | — | Missouri |
| 39 | Hans Larsen | 54 | Head | Moving Picture Operator | Denmark |
| 40 | Anna Larsen | 53 | Wife | — | Denmark |
Related Census Records
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)