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William Schroeder — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dickinson-County, Iowa
Our Model Tree links this William Schroeder across the 1920, 1930 and 1940 US Censuses in Dickinson-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 9-person household.
Age 42
b. ~1898
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Dickinson-County, Iowa |
| Surname | Schroeder |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Lloyd |
| 1935 Residence (County) | Dickinson |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Lloyd |
| Est. Birth Year | ~1898 |
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 |
|---|---|---|---|---|
| Elmer Schroeder | Daughter | — | 15 | ~1925 |
| Evelyn Schroeder | Daughter | — | 13 | ~1927 |
| Lorraine Schroeder | Daughter | — | 20 | ~1920 |
| Maurice Schroeder | Daughter | — | 19 | ~1921 |
| Marguerite Schroeder | Daughter | — | 10 | ~1930 |
| William Schroeder | Head | — | 42 | ~1898 |
| William Eckhoff | Other | — | 27 | ~1913 |
| Maurice Schroeder | Son | — | 14 | ~1926 |
| Clara Schroeder | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Dickinson, Iowa
Head, age 26
Dickinson, Iowa · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schroeder |
| Given Name | Will H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | farmer |
| Industry | general farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Dickinson, Iowa
Head, age 37
Dickinson, Iowa · implied b. ~1893 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schroeder |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 24 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | General Farming |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Dickinson-County, Iowa
Head, age 42
Dickinson-County, Iowa · implied b. ~1898 — 9 household members
| Surname | Schroeder |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Lloyd |
| 1935 Residence (County) | Dickinson |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Schroeder
Head · 1940 · age 42 · b. ~1898 · Iowa
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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 — Dickinson-County, Iowa
Open full size
1940 US Federal Census — Dickinson-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01157-00204)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Wayne Rouse | 4 | Son | — | Iowa |
| 42 | Elaine Rouse | 1 | Daughter | — | Iowa |
| 43 | Fred Kneflekamp | 22 | Head | Farm Hand | Nebraska |
| 44 | Elsie Kneflekamp | 22 | Wife | Home Maker | Nebraska |
| 45 | Carrie R. Wilson | 44 | Head | Home Maker | Illinois |
| 46 | Esther Wilson | 14 | Daughter | — | Iowa |
| 47 | Norman Wilson | 12 | Son | — | Iowa |
| 48 | La Von Wilson | 10 | Son | — | Iowa |
| 49 | Zelma Wilson | 8 | Daughter | — | Iowa |
| 50 | Leona Wilson | 5 | Daughter | — | Iowa |
| 51 | Dorvan Keagle | 30 | Lodger | Farmer | Illinois |
| 52 | Andrew Rudd | 48 | Head | Farm Laborer | Illinois |
| 53 | Ina P. Rudd | 41 | Wife | Home Maker | Kansas |
| 54 | William Rudd | 15 | Son | — | Iowa |
| 55 | James Rudd | 14 | Daughter | — | Iowa |
| 56 | Regina Rudd | 11 | Daughter | — | Iowa |
| 57 | William Schroeder THIS PERSON | 42 | Head | Farmer | Iowa |
| 58 | Clara Schroeder | 41 | Wife | — | New York |
| 59 | Lorraine Schroeder | 20 | Daughter | — | Iowa |
| 60 | Maurice Schroeder | 14 | Son | — | New York |
| 61 | Maurice Schroeder | 19 | Daughter | — | New York |
| 62 | Elmer Schroeder | 15 | Daughter | — | New York |
| 63 | Evelyn Schroeder | 13 | Daughter | — | New York |
| 64 | Marguerite Schroeder | 10 | Daughter | — | Iowa |
| 65 | William Eckhoff | 27 | Lodger | Farm Hand | Missouri |
| 66 | Andrew D. Reno | 44 | Head | Farmer | Iowa |
| 67 | Irene Reno | 33 | Wife | — | Iowa |
| 68 | Everett Zittrick | 19 | Lodger | Farm Hand | Iowa |
| 69 | Oliver Reno | 58 | Head | Farmer | Iowa |
| 70 | Mattie Reno | 54 | Wife | Home Maker | Iowa |
| 71 | Nels Ronnie | 39 | Cousin | Farm Hand | S. Dakota |
| 72 | Harvey P. Schull | 39 | Head | Farmer | Iowa |
| 73 | Margaret Schull | 38 | Wife | — | Iowa |
| 74 | Charles Schull | 13 | Son | — | Iowa |
| 75 | Junior Schull | 11 | Son | — | Iowa |
| 76 | Irvin Schull | 8 | Son | — | Iowa |
| 77 | Evelyn Schull | 5 | Daughter | — | Iowa |
| 78 | Albert D. Hillmer | 53 | Head | Farmer | Iowa |
| 79 | Janice Hillmer | 52 | Wife | — | Kansas |
| 80 | Marvin Hillmer | 23 | Son | Farm Hand | Iowa |
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)