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John Mueller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pierce-County, Washington
Our Model Tree links this John Mueller across the 1920, 1930 and 1940 US Censuses in Pierce-County, Washington (XGBoost, ~Confirmed), with identified parents Otto & Anna — first a head (b.~1902), then head of a 5-person household.
Age 38
b. ~1902
Male
Head
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pierce-County, Washington |
| Surname | Mueller |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Tacoma City |
| 1935 Residence (County) | Pierce |
| Additional Details | |
| Occupation | Dealer |
| Industry | Automobile |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3600 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Dealer |
| Township / Ward | Tacoma City |
| Est. Birth Year | ~1902 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Nancy Mueller | Daughter | — | 3 | ~1937 |
| Annil Mueller | Daughter | — | 5 | ~1935 |
| John Mueller | Head | — | 38 | ~1902 |
| Marcelle Craig | Other | — | 16 | ~1924 |
| Kathryn Mueller | Spouse | — | 36 | ~1904 |
Census Appearances
1920
Pierce, Washington
Other, age 18
Pierce, Washington · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mueller |
| Given Name | John |
| Relationship to Head | Step-son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Austria |
| Mother's Birthplace | Germany |
| Occupation | Accountant |
| Industry | Ship-yards |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Pierce, Washington
Son, age 28
Pierce, Washington · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mueller |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Bookkeeper |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Pierce-County, Washington
Head, age 38
Pierce-County, Washington · implied b. ~1902 — 5 household members
| Surname | Mueller |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Tacoma City |
| 1935 Residence (County) | Pierce |
| Occupation | Dealer |
| Industry | Automobile |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3600 |
| Highest Grade | C 4 |
| 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 John Mueller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Otto Mueller (~0.92 confidence) and mother Anna Mueller (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Otto Mueller
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Anna Mueller
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Mueller
Head · 1940 · age 38 · b. ~1902 · Washington
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Pierce-County, Washington
Open full size
1940 US Federal Census — Pierce-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04388-00119)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emmett Maloney | 41 | Lodger | Traveling Passenger Agent | Illinois |
| 2 | Raymond Powell | 42 | Head | Prof. Education | Iowa |
| 3 | Margaret Powell | 35 | Wife | — | Iowa |
| 4 | Mrs Martha Beach | 66 | Mother | — | Iowa |
| 5 | Henry A Miller | 61 | Head | Appraiser | Wisconsin |
| 6 | Alice Miller | 58 | Wife | — | Wisconsin |
| 7 | Mark H Miller | 23 | Son | Messenger | Washington |
| 8 | Hydae Harrison | 84 | Father | — | Wisconsin |
| 9 | Luther Cliff | 67 | Head | Sign Painter | Canadian |
| 10 | Elvira Cliff | 58 | Wife | — | Oregon |
| 11 | John Mueller THIS PERSON | 38 | Head | Dealer | Washington |
| 12 | Kathryn Mueller | 36 | Wife | — | Washington |
| 13 | Annil Mueller | 5 | Daughter | — | Washington |
| 14 | Nancy Mueller | 3 | Daughter | — | Washington |
| 15 | Marcelle Craig | 16 | Maid | Maid | Kansas |
| 16 | Jesse Bomford | 80 | Head | Manager | England |
| 17 | Louise Bomford | 70 | Wife | — | England |
| 18 | Calvin D Bomford | 41 | Son | Manager | Washington |
| 19 | Edwin Chambliss | 57 | Head | — | Pennsylvania |
| 20 | Emma Chambliss | 56 | Wife | — | Alabama |
| 21 | S Bernard Chambliss | 24 | Son | Office Worker | Washington |
| 22 | Edward Jr Chambliss | 23 | Son | Office Worker | Washington |
| 23 | H. E. Anderson | 78 | Head | Pres & Manager | Minnesota |
| 24 | Agnes J. Anderson | 58 | Wife | — | Norway |
| 25 | German S Anderson | 27 | Son | Salesman | Washington |
| 26 | Maye Knak | 23 | Maid | — | Washington |
| 27 | Hattie Pendergast | 63 | Head | — | Nebraska |
| 28 | Lucile Pendergast | 31 | Daughter | Librarian | Missouri |
| 29 | Hubert Cochran | 36 | Head | C.S. Practitioner | Montana |
| 30 | Pearl Cochran | 34 | Wife | — | Michigan |
| 31 | Martin Joyce | 43 | Head | Policeman | Washington |
| 32 | Elizabeth A Joyce | 41 | Wife | — | Washington |
| 33 | Richard Joyce | 19 | Son | Oiler | Washington |
| 34 | Estelle Miller | 70 | Head | — | No Carolina |
| 35 | Nellie Adams | 60 | Sister | — | Missouri |
| 36 | — | None | — | — | — |
| 37 | Alex Babbitt | 50 | Head | Banker | Michigan |
| 38 | Ruth Babbitt | 36 | Wife | — | Michigan |
| 39 | John Babbitt | 13 | Son | — | Washington |
| 40 | George Babbitt | 10 | Son | — | Washington |
Pedigree Summary
John
Gen 1 · 2 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)