WM
William Mueller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this William Mueller across the 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Mueller |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Minneapolis |
| Est. Birth Year | ~1929 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Patricia Mueller | Daughter | — | 9 | ~1931 |
| William Mueller | Son | — | 11 | ~1929 |
| Kathryn Mueller | Daughter | — | 15 | ~1925 |
| Maria Mueller | Spouse | — | 34 | ~1906 |
| James Mueller | Son | — | 16 | ~1924 |
| Geraldine Mueller | Daughter | — | 8 | ~1932 |
| Celestine Mueller | Daughter | — | 13 | ~1927 |
| James Mueller | Head | — | 42 | ~1898 |
Census Appearances
1930
Hennepin, Minnesota
Son, age 1
Hennepin, Minnesota · implied b. ~1929 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Canada-Eng |
| Mother's Birthplace | Minnesota |
| Can Read/Write | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Son, age 11
Hennepin-County, Minnesota · implied b. ~1929 — 8 household members
| Surname | Mueller |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| 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 William Mueller across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mueller
Son · 1940 · age 11 · b. ~1929 · Minnesota
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Sibling
James Mueller
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Mueller
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Mueller
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Celestine Mueller
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geraldine Mueller
Sibling · 1940 · age 8
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 — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01992-00717)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thomas, Ethel E. Thomas | 7 | Daughter | — | Minnesota |
| 42 | Lorraine Thomas | 3 | Daughter | — | Minnesota |
| 43 | Lawrence Thomas | 3 | Son | — | Minnesota |
| 44 | John W. Johnson | 38 | Head | Plumber | Sweden |
| 45 | Bernice Johnson | 36 | Wife | — | Minnesota |
| 46 | Robert Johnson | 14 | Son | — | Minnesota |
| 47 | Jacqueline Johnson | 6 | Daughter | — | Minnesota |
| 48 | Andrew Alness | 39 | Head | Machinist | Norway |
| 49 | Minda Alness | 40 | Wife | — | Norway |
| 50 | Irene Alness | 7 | Daughter | — | Minnesota |
| 51 | Jacob Iverson | 52 | Head | Repairman | Norway |
| 52 | Anna Iverson | 59 | Wife | — | Norway |
| 53 | Clarence Iverson | 23 | Son | Truck Driver | Minnesota |
| 54 | Thor Iverson | 22 | Son | Truck Driver | Minnesota |
| 55 | Arthur Iverson | 20 | Son | Laborer | Minnesota |
| 56 | Chester Iverson | 18 | Son | Laborer | Minnesota |
| 57 | Edward Iverson | 15 | Son | — | Minnesota |
| 58 | James H. Mueller | 42 | Head | B-B Foreman | Minnesota |
| 59 | Maria Mueller | 34 | Wife | — | Minnesota |
| 60 | James Mueller | 16 | Son | — | Minnesota |
| 61 | Kathryn Mueller | 15 | Daughter | — | Minnesota |
| 62 | Celestine Mueller | 13 | Daughter | — | Minnesota |
| 63 | William Mueller THIS PERSON | 11 | Son | — | Minnesota |
| 64 | Patricia Mueller | 9 | Daughter | — | Minnesota |
| 65 | Geraldine Mueller | 8 | Daughter | — | Minnesota |
| 67 | Geo. W. Boyd | 46 | Head | Special Clerk | Minnesota |
| 68 | Elsie Boyd | 40 | Wife | — | New York |
| 69 | Robert Boyd | 22 | Son | — | Minnesota |
| 70 | George Boyd | 19 | Son | Laborer | Minnesota |
| 71 | O. E. Haglund | 40 | Head | Carman Carpenter | South Dakota |
| 72 | Florence Haglund | 37 | Wife | Power Sewing Machine | South Dakota |
| 73 | Gideon Detterlund | 41 | Head | Compositor | Minnesota |
| 74 | Grace Detterlund | 38 | Wife | — | North Dakota |
| 75 | Roger Detterlund | 15 | Son | — | Minnesota |
| 76 | James Detterlund | 12 | Son | — | Minnesota |
| 77 | Rage Hogstrom | 36 | Head | Warehouseman | Sweden |
| 78 | Mary Hogstrom | 27 | Wife | — | Sweden |
| 79 | Leo Neumann | 27 | Head | Night Watchman | Minnesota |
| 80 | Penelope Neumann | 26 | Wife | — | 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)