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William Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this William Schmidt across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Schmidt |
| Given Name | William J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | garage helper |
| Industry | helper in father's business |
| Class of Worker | PW |
| Hours Worked | 98 |
| Income (1939) | 84 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Garage Helper |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Edna Schmidt | Daughter | — | 25 | ~1915 |
| William Schmidt | Head | — | 50 | ~1890 |
| Edward Schmidt | Son | — | 14 | ~1926 |
| Charles Schmidt | Son | — | 19 | ~1921 |
| Harry Schmidt | Son | — | 6 | ~1934 |
| William Schmidt | Son | — | 23 | ~1917 |
Census Appearances
1920
Baltimore, Maryland
Son, age 2
Baltimore, Maryland · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | William John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 13
Baltimore, Maryland · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | William F. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 23
Baltimore-City-County, Maryland · implied b. ~1917 — 6 household members
| Surname | Schmidt |
| Given Name | William J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | garage helper |
| Industry | helper in father's business |
| Class of Worker | PW |
| Hours Worked | 98 |
| Income (1939) | 84 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Schmidt (~0.92 confidence) and father William Schmidt (~0.92 confidence) and mother Elizabeth Schmidt (~0.92 confidence) and father John Schmidt (~0.92 confidence) and mother Matilda Schmidt (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Schmidt
b. ~1890
Source father
● Household
· direct · ~0.92
Father
William Schmidt
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Schmidt
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
John Schmidt
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Matilda Schmidt
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Schmidt
Son · 1940 · age 23 · b. ~1917 · Maryland
★ You are viewing this record
Sibling
Edna Schmidt
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Schmidt
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Schmidt
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Schmidt
Sibling · 1940 · age 14
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01541-00584)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernadette M. Mill | 21 | wife | Telephone Opr | Baltimore, Md |
| 2 | William L. England | 58 | head | Mail Clerk | Maryland |
| 3 | Theresa A. England | 59 | wife | — | Maryland |
| 4 | John E. England | 29 | head | Clerk Filing | Maryland |
| 5 | Ruth S. England | 25 | wife | — | Maryland |
| 6 | John E. England | 4 | son | — | Maryland |
| 7 | James C. England | 2 | son | — | Maryland |
| 8 | Ferdinand Schaefer | 64 | head | Machinist | Lithuania |
| 9 | Emilie Schaefer | 64 | wife | — | Lithuania |
| 10 | Helen Schaefer | 26 | daughter | — | Maryland |
| 11 | Elsie Schaefer | 24 | daughter | Telephone Opr. | Maryland |
| 12 | Charlotte Schaefer | 22 | daughter | Telephone Opr. | Maryland |
| 13 | Emil Schaefer | 21 | son | Mechanic | Maryland |
| 14 | Charles Hardy | 71 | head | Drygoods | Maryland |
| 15 | Catherine Hardy | 69 | wife | — | Maryland |
| 16 | Agnes Vogels | 69 | sister | — | Maryland |
| 17 | William Schmidt | 50 | head | Garage | Maryland |
| 18 | Edna Schmidt | 25 | daughter | — | Maryland |
| 19 | William J. Schmidt THIS PERSON | 23 | son | Garage Helper | Maryland |
| 20 | Charles Schmidt | 19 | son | — | Maryland |
| 21 | Edward Schmidt | 14 | son | — | Maryland |
| 22 | Harry Schmidt | 6 | son | — | Maryland |
| 23 | Michael Bucenec | 51 | head | Mechanic | Slovak |
| 24 | Kristina Bucenec | 49 | wife | — | Slovak |
| 25 | Doris Bucenec | 21 | daughter | Comptometer Opr | Maryland |
| 26 | William Schucholz | 32 | head | Pipe Fitter | Maryland |
| 27 | Fannie D. Schucholz | 27 | wife | — | Maryland |
| 28 | William Jr. Schucholz | 11 | son | — | Maryland |
| 29 | Robert Schucholz | 4 | son | — | Maryland |
| 30 | Milton H. Trafford | 41 | head | Letter Carrier | Maryland |
| 31 | Ethel Trafford | 40 | wife | — | Maryland |
| 32 | Ruth D. Trafford | 17 | daughter | — | Maryland |
| 33 | Evelyn L. Trafford | 15 | daughter | — | Maryland |
| 34 | Alice Snelling | 74 | mother in law | — | Virginia |
| 35 | Henry Jr. Snelling | 22 | brother in law | — | Virginia |
| 36 | Elmer Snelling | 35 | brother in law | Mechanic | Maryland |
| 37 | William J. Hicks | 73 | head | Gilder | Baltimore, Md |
| 38 | Mary E. Hicks | 69 | wife | — | Maryland |
| 39 | Head Herbert T. | None | M | Printing Co. | — |
| 40 | Wife Mary E. | None | F | — | — |
Pedigree Summary
William + 4 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)