CM
Charles Mueller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Charles Mueller across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Charles & Richard — first a son (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Son
Born: Washington
Divorced
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Mueller |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Divorced |
| Birthplace | Washington |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | salesman |
| Industry | insurance |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 480 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Salesman |
| Township / Ward | Chicago |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Mueller | Son | — | 34 | ~1906 |
| W Mueller | Head | — | 56 | ~1884 |
| Evelyne Mueller | Daughter | — | 24 | ~1916 |
| Olga Bishop | Other | — | 51 | ~1889 |
Census Appearances
1920
Cook, Illinois
Son, age 14
Cook, Illinois · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mueller |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Illinois |
| Mother's Birthplace | North Dakota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Cook, Illinois
Son, age 24
Cook, Illinois · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mueller |
| Given Name | Charles D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Germany |
| Mother's Birthplace | Iowa |
| Occupation | Salesman |
| Industry | Typewriter |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Cook-County, Illinois
Son, age 34
Cook-County, Illinois · implied b. ~1906 — 4 household members
| Surname | Mueller |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Divorced |
| Birthplace | Washington |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | salesman |
| Industry | insurance |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 480 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Charles Mueller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Mueller (~0.92 confidence) and father Richard Mueller (~0.92 confidence) and father W Mueller (~0.92 confidence) and mother Hannah Mueller (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Mueller
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Richard Mueller
b. ~1884
Source father
● Household
· direct · ~0.92
Father
W Mueller
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Hannah Mueller
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Mueller
Son · 1940 · age 34 · b. ~1906 · Illinois
★ You are viewing this record
Sibling
Evelyne Mueller
Sibling · 1940 · age 24
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-t0627-01002-00609)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | W. Charles Mueller | 56 | Head | Motion Picture Machine Op. | Germany |
| 42 | Charles Mueller THIS PERSON | 34 | Son | Salesman | Washington |
| 43 | Evelyne Mueller | 24 | daughter | Artist | Illinois |
| 44 | Olga Bishop | 51 | sister | — | Illinois |
| 45 | Edward Ricker | 45 | head | General Handy & Cleaning Man | Wisconsin |
| 46 | Anna Ricker | 43 | wife | — | Nebraska |
| 47 | Russell Ricker | 17 | son | New Worker | Illinois |
| 48 | Edward Ricker | 15 | son | — | Illinois |
| 49 | Chas. Donaghy | 26 | head | Telephone | Illinois |
| 50 | Frances Donaghy | 23 | wife | — | Illinois |
| 51 | Chas. Donaghy | 0 | son | — | Illinois |
| 52 | Herman Tietze | 63 | head | Preserve Cook | Germany |
| 53 | Wanda Tietze | 50 | wife | — | Wisconsin |
| 54 | Meta Arnold | 74 | m-in-law | — | Germany |
| 55 | Fred Schmidt | 54 | head | Porter | Illinois |
| 56 | Elizabeth Schmidt | 51 | wife | Bindery | Illinois |
| 57 | Ella Barcal | 42 | head | Hair Dresser | Illinois |
| 58 | Kenneth Barcal | 22 | son | Punch Press Operator | Illinois |
| 59 | Clara Dunk | 45 | sister | Tray Packing | Illinois |
| 60 | Julius Kuszynski | 56 | head | Machine Setter | Illinois |
| 61 | George Kuszynski | 23 | son | Printer | Illinois |
| 62 | Edward Kuszynski | 24 | son | Machinist | Illinois |
| 63 | Doris Kuszynski | 21 | daughter-in-law | Packer On Machine | Illinois |
| 64 | Theodore Helbig | 30 | head | Butcher | Wisconsin |
| 65 | Bernice Helbig | 29 | wife | — | Illinois |
| 66 | Adele Helbig | 3 | daughter | — | Illinois |
| 67 | Judith Helbig | 1 | daughter | — | Illinois |
| 68 | Martin Jauch | 49 | head | Foreman Repair Dept. | Germany |
| 69 | Albert Jauch | 21 | son | Salesman | Illinois |
| 70 | Maryann Jauch | 18 | sister | — | Illinois |
| 71 | Joseph Cynowa | 49 | head | Laborer | Illinois |
| 72 | Anna Cynowa | 48 | wife | — | Illinois |
| 73 | Eleanore Cynowa | 22 | daughter | Comptometer Operator | Illinois |
| 74 | John Turk | 27 | head | Street Car Conductor | Illinois |
| 75 | Helen Turk | 26 | wife | Comptometer Operator | Illinois |
| 76 | Raymond Sperling | 39 | head | Chauffeur | Illinois |
| 77 | Gertrude Sperling | 37 | wife | — | Illinois |
| 78 | Alfred Sperling | 15 | son | Errand Boy | Illinois |
| 79 | Betty Jane Sperling | 11 | daughter | — | Illinois |
| 80 | Darlene Sperling | 5 | daughter | — | Illinois |
Pedigree Summary
Charles + 1 sibling
Gen 1 · 4 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)