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John Mueller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ramsey-County, Minnesota
Our Model Tree links this John Mueller across the 1930 and 1940 US Censuses in Ramsey-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1906), then head of a 11-person household.
Age 34
b. ~1906
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, Minnesota |
| Surname | Mueller |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Occupation | inspector |
| Industry | refrigerator |
| Class of Worker | PW |
| Hours Worked | 47 |
| Income (1939) | 1158 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Inspector |
| Township / Ward | St Paul 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Rose Libbans | Daughter | — | 27 | ~1913 |
| Joseph Mueller | Head | — | 67 | ~1873 |
| Elaine Libbans | Other | — | ~1940 | |
| Rosemary Libbans | Other | — | 4 | ~1936 |
| Kathleen Libbans | Other | — | 2 | ~1938 |
| Thomas Libbans | Other | — | 28 | ~1912 |
| Frank Mueller | Son | — | 31 | ~1909 |
| John Mueller | Son | — | 34 | ~1906 |
| Herman Mueller | Son | — | 17 | ~1923 |
| Bernard Mueller | Son | — | 24 | ~1916 |
| Martin Mueller | Son | — | 22 | ~1918 |
Census Appearances
1930
Ramsey, Minnesota
Son, age 23
Ramsey, Minnesota · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Illinois |
| Occupation | Janitor |
| Industry | Packing Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, Minnesota
Son, age 34
Ramsey-County, Minnesota · implied b. ~1906 — 11 household members
| Surname | Mueller |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Occupation | inspector |
| Industry | refrigerator |
| Class of Worker | PW |
| Hours Worked | 47 |
| Income (1939) | 1158 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mueller
Son · 1940 · age 34 · b. ~1906 · Minnesota
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Sibling
Rose Libbans
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herman Mueller
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Mueller
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Mueller
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Mueller
Sibling · 1940 · age 22
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 — Ramsey-County, Minnesota
Open full size
1940 US Federal Census — Ramsey-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02000-00045)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Inez Simon | 24 | wife | Sheet Metal | Sweden |
| 42 | Clinton D. Swirtz | 57 | head | Sheet Metal | Minnesota |
| 43 | Anna Swirtz | 56 | wife | — | Minnesota |
| 44 | Gerald Swirtz | 24 | son | Stock Man | Minnesota |
| 45 | Adelbert Swirtz | 21 | son | Service Man | Minnesota |
| 46 | Lucille Swirtz | 20 | daughter | Domestic | Minnesota |
| 47 | Joseph A. Lang | 61 | head | Laborer | Hungary |
| 48 | Anna Lang | 59 | wife | — | Germany |
| 49 | Mary Lang | 25 | daughter | Housework | Minnesota |
| 50 | Anna Lang | 22 | daughter | Waitress | Minnesota |
| 51 | Frank Lang | 19 | son | Salesman | Minnesota |
| 52 | Matthews Lang | 17 | son | — | Minnesota |
| 53 | Joseph Mueller | 67 | head | — | Austria |
| 54 | John Mueller THIS PERSON | 34 | son | Inspector | Minnesota |
| 55 | Frank Mueller | 31 | son | Assistant Shipping Clerk | Minnesota |
| 56 | Bernard Mueller | 24 | son | Laborer | Minnesota |
| 57 | Martin Mueller | 22 | son | Meat Cutter | Minnesota |
| 58 | Herman A. Mueller | 17 | son | Laborer | Minnesota |
| 59 | Thomas J. Libbans | 28 | son-in-law | Laborer | Minnesota |
| 60 | Rose C. Libbans | 27 | daughter | — | Minnesota |
| 61 | Rosemary Libbans | 4 | grand-daughter | — | Minnesota |
| 62 | Kathleen Libbans | 2 | grand-daughter | — | Minnesota |
| 63 | Elaine A. Libbans | 0 | grand-daughter | — | Minnesota |
| 64 | James A. Kane | 41 | head | Laborer | Minnesota |
| 65 | Alvina Kane | 33 | wife | — | Minnesota |
| 66 | James F. Kane | 7 | son | — | Minnesota |
| 67 | Anita M. Kane | 4 | daughter | — | Minnesota |
| 68 | Sophie Frarf | 68 | mother-in-law | — | Bohemia |
| 69 | Velma Nunes | 57 | head | — | Minnesota |
| 70 | Raymond Nunes | 23 | son | — | North Dakota |
| 71 | Eunice Nunes | 21 | daughter | Housekeeper | North Dakota |
| 72 | Albert Nunes | 19 | son | Box Weigher | Minnesota |
| 73 | Melvin Nunes | 17 | son | — | Minnesota |
| 74 | Ray W. Nunes | 26 | son | Inspector | Minnesota |
| 75 | Carla A. Nunes | 22 | daughter-in-law | — | Minnesota |
| 76 | Ray Nunes | 3 | grandson | — | Minnesota |
| 77 | Maureen E. Nunes | 1 | granddaughter | — | Minnesota |
| 78 | Charles W. Taylor | 27 | head | Spot Welder | Arkansas |
| 79 | Virginia E. Taylor | 24 | wife | 540 | Minnesota |
| 80 | Walter L. Meyer | 27 | head | Messenger | Minnesota |
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)