FS
Frank Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Frank Schmidt across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Herman & Anna — first a son (b.~1906), then head of a 6-person household.
Age 34
b. ~1906
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Schmidt |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Meat Inspector |
| Industry | Packing House |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Meat Inspector |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1906 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Frank Schmidt | Son | — | 34 | ~1906 |
| Henry Hirgle | Other | — | 39 | ~1901 |
| Robert Hirgle | Other | — | 9 | ~1931 |
| Anna Schmidt | Spouse | — | 55 | ~1885 |
| Herman Schmidt | Head | — | 61 | ~1879 |
| Adele Hirgle | Daughter | — | 36 | ~1904 |
Census Appearances
1920
Cook, Illinois
Son, age 13
Cook, Illinois · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 24
Cook, Illinois · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Frank S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | chief clerk |
| Industry | railroad office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 34
Cook-County, Illinois · implied b. ~1906 — 6 household members
| Surname | Schmidt |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Meat Inspector |
| Industry | Packing House |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Frank Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Herman Schmidt (~0.92 confidence) and mother Anna Schmidt (~0.92 confidence) and mother Anna Schmidt (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Herman Schmidt
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Anna Schmidt
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Anna Schmidt
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Schmidt
Son · 1940 · age 34 · b. ~1906 · Illinois
★ You are viewing this record
Sibling
Adele Hirgle
Sibling · 1940 · age 36
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00958-00718)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alvin Luecke | 44 | Head | Towerman | Illinois |
| 2 | Frances Luecke | 44 | Wife | — | Illinois |
| 3 | Alvin R Luecke | 21 | Son | Shipping Clerk | Illinois |
| 4 | Elsie Bantz | 76 | Mother | — | Germany |
| 5 | Arthur O'Connor | 54 | Head | Salesman | Illinois |
| 6 | Mary O'Connor | 45 | Wife | — | Illinois |
| 7 | Joseph O'Connor | 25 | Son | Clerical | Illinois |
| 8 | Arthur Jr O'Connor | 24 | Son | Filing Clerk | Illinois |
| 9 | Gerald O'Connor | 16 | Son | — | Illinois |
| 10 | Robert O'Connor | 13 | Son | — | Illinois |
| 11 | Raymond O'Connor | 13 | Son | — | Illinois |
| 12 | Molly O'Connor | 7 | Daughter | — | Illinois |
| 13 | Herman Schmidt | 61 | Head | Motorman | Germany |
| 14 | Anna Schmidt | 55 | Wife | — | Illinois |
| 15 | Frank Schmidt THIS PERSON | 34 | Son | Meat Inspector | Illinois |
| 16 | Henry Hirgle | 39 | Son-in-law | Fireman | Illinois |
| 17 | Adele Hirgle | 36 | Daughter | — | Illinois |
| 18 | Robert E Hirgle | 9 | Grandson | — | Illinois |
| 19 | Robert Pierson | 54 | Head | Machinist | Illinois |
| 20 | Johanna Pierson | 47 | Wife | — | Illinois |
| 21 | Robert B Pierson | 21 | Son | Filing Clerk | Illinois |
| 22 | Joseph R Armon | 50 | Head | Manager | New York |
| 23 | Lillian Armon | 49 | Wife | — | Illinois |
| 24 | Barbara Stecher | 78 | Mother-in-law | — | Bohemia |
| 25 | William Sommer | 57 | Head | Salesman | Illinois |
| 26 | Anna Sommer | 56 | Wife | — | Illinois |
| 27 | Wilfred Sommer | 21 | Son | Clerical | Illinois |
| 28 | Otto Teschner | 31 | Son-in-law | Traffic Manager | Illinois |
| 29 | Anna Teschner | 29 | Daughter | — | Illinois |
| 30 | Joanna Teschner | 1 | Granddaughter | — | Illinois |
| 31 | Edward E Carlson | 54 | Head | Salesman | Illinois |
| 32 | Helene Carlson | 47 | Wife | — | Illinois |
| 33 | Doris Carlson | 19 | Daughter | Secretary | Illinois |
| 34 | Luella Carlson | 15 | Daughter | — | Illinois |
| 35 | Charles J Duffy | 40 | Head | — | Illinois |
| 36 | Jewell Duffy | 38 | Wife | — | Illinois |
| 37 | Charles Jr Duffy | 20 | Son | Craftsman | Illinois |
| 38 | Robert Duffy | 16 | Son | Newsboy | Illinois |
| 39 | Ronald Duffy | 6 | Son | — | Illinois |
| 40 | Cecil D Raney | 43 | Head | Clerical | Illinois |
Related Census Records
Pedigree Summary
Frank + 1 sibling
Gen 1 · 3 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)