AM
Anna Mueller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Anna Mueller across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1874), then head of a 3-person household.
Age 66
b. ~1874
Female
Spouse
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Mueller |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1874 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Anna | Age | Birth yr |
|---|---|---|---|---|
| Gustav Mueller | Head | — | 73 | ~1867 |
| Adolph Mueller | Son | — | 45 | ~1895 |
| Anna Mueller | Spouse | — | 66 | ~1874 |
Census Appearances
1930
Cook, Illinois
Spouse, age 56
Cook, Illinois · implied b. ~1874 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 20 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Cook-County, Illinois
Spouse, age 66
Cook-County, Illinois · implied b. ~1874 — 3 household members
| Surname | Mueller |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| 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 Anna Mueller across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Anna Mueller
Spouse · 1940 · age 66 · b. ~1874 · Illinois
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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 — 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-t0627-00988-00039)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edw. Borgward | 55 | Head | Conductor | Illinois |
| 42 | Etta Borgward | 55 | Wife | — | Illinois |
| 43 | Robert Borgward | 55 | Brother | Engraver | Illinois |
| 44 | Gustav Mueller | 73 | Head | — | Illinois |
| 45 | Anna Mueller THIS PERSON | 66 | Wife | — | Michigan |
| 46 | Adolph Mueller | 45 | Son | Electrician | Illinois |
| 47 | Marie Schabert | 61 | Head | — | Germany |
| 48 | Fred Nelson | 45 | Lodger | Carpenter | Illinois |
| 49 | George Vessin | 72 | Lodger | — | Illinois |
| 50 | Mary Kallehan | 80 | Lodger | — | Illinois |
| 51 | William Sanchez | 40 | Head | Estimator | New Jersey |
| 52 | Sophie Sanchez | 40 | Wife | — | Illinois |
| 53 | William Sanchez | 10 | Son | — | Illinois |
| 54 | Robert Sanchez | 5 | Son | — | Illinois |
| 55 | Stanley Szymanski | 42 | Head | Officer | Illinois |
| 56 | Violet Szymanski | 34 | Wife | — | Illinois |
| 57 | Lawrence Szymanski | 11 | Son | — | Illinois |
| 58 | Richard Szymanski | 9 | Son | — | Illinois |
| 59 | Jacob Holtz | 59 | Head | Moulder | Poland |
| 60 | Helen Holtz | 50 | Wife | — | Poland |
| 61 | Laura Holtz | 27 | Daughter | Office Work | Illinois |
| 62 | Casimera Holtz | 21 | Daughter | Salesgirl | Illinois |
| 63 | Charles Peterson | 45 | Head | Ironworker | Kansas |
| 64 | Gertrude Peterson | 39 | Wife | — | Michigan |
| 65 | Louis Schmerr | 52 | Head | Machinist | Ohio |
| 66 | Elsie Schmerr | 51 | Wife | — | Illinois |
| 67 | Marge Schmerr | 22 | Daughter | Office Clerk | Illinois |
| 68 | Elaine Schmerr | 20 | Daughter | Office Clerk | Illinois |
| 69 | Andrew Wedd | 45 | Head | Butcher | Germany |
| 70 | Martha Wedd | 34 | Wife | — | Germany |
| 71 | Bruno Wedd | 8 | Son | — | Illinois |
| 72 | Ends Here | None | BLOCK | — | — |
| 73 | Anthony Malachowski | 67 | Head | Medical Doctor | Poland |
| 74 | Stella Malachowski | 49 | Wife | — | Illinois |
| 75 | Thaddeus Malachowski | 21 | Son | — | Illinois |
| 76 | Francis Kozakiewicz | 69 | Mother-in-law | — | Poland |
| 77 | Melvin Van Allen | 45 | Head | Proprietor | Illinois |
| 78 | Alice Van Allen | 43 | Wife | — | Illinois |
| 79 | Jessie Van Allen | 22 | Daughter | Stenographer | Illinois |
| 80 | Z. H. Kadow | 55 | Head | Attorney At Law | Illinois |
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)