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Mary Mueller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Van-Wert-County, Ohio
Our Model Tree links this Mary Mueller across the 1930 and 1940 US Censuses in Van-Wert-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 3-person household.
Age 10
b. ~1930
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Van-Wert-County, Ohio |
| Surname | Mueller |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Delphos Ohio |
| 1935 Residence (County) | Van Wert |
| Additional Details | |
| Class of Worker | S |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Delphos Ohio |
| Est. Birth Year | ~1930 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Lucy Mueller | Spouse | — | 45 | ~1895 |
| Mary Mueller | Daughter | — | 10 | ~1930 |
| Albert Mueller | Head | — | 46 | ~1894 |
Census Appearances
1930
Van Wert, …
Daughter, age
Van Wert, Ohio · implied b. ~1930 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Van-Wert-County, Ohio
Daughter, age 10
Van-Wert-County, Ohio · implied b. ~1930 — 3 household members
| Surname | Mueller |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Delphos Ohio |
| 1935 Residence (County) | Van Wert |
| Class of Worker | S |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Mary Mueller across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mueller
Daughter · 1940 · age 10 · b. ~1930 · Ohio
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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 — Van-Wert-County, Ohio
Open full size
1940 US Federal Census — Van-Wert-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03163-00638)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Landick | 69 | Wife | Housekeeper | Ohio |
| 42 | Martha Landick | 35 | Daughter | Bank Teller | Ohio |
| 43 | Clara Landick | 30 | Daughter | Typist | Ohio |
| 44 | Adeline Landick | 28 | Daughter | Salesman | Ohio |
| 45 | Arnold Dienstberger | 48 | Head | Proprietor | Ohio |
| 46 | Emma B. Dienstberger | 48 | Wife | Housekeeper | Ohio |
| 47 | Albert N. Mueller | 46 | Head | Salesman | Ohio |
| 48 | Lucy E. Mueller | 45 | Wife | Housekeeper | Ohio |
| 49 | Mary Lou Mueller THIS PERSON | 10 | Daughter | — | Ohio |
| 50 | Earl Thomas Mccabe | 55 | Head | Private Contractor | Ohio |
| 51 | Lola May Mccabe | 54 | Wife | Housekeeper | Ohio |
| 52 | William Frank Mccabe | 25 | Son | Truck Driver | Ohio |
| 53 | Ward H. Dillon | 49 | Head | Lithographer | Ohio |
| 54 | Jennie Dillon | 48 | Wife | Housekeeper | Ohio |
| 55 | Bernadina Fox | 41 | Lodger | Teacher | Ohio |
| 56 | George Patton | 40 | Head | Attendant | Ohio |
| 57 | Margery Patton | 41 | Wife | Housekeeper | Canada |
| 58 | Doris Patton | 19 | Daughter | U | Ohio |
| 59 | Ronald Gene Patton | 3 | Son | — | Ohio |
| 60 | Andrew Stippich | 73 | Head | U | Ohio |
| 61 | Joseph A. Raskel | 47 | Head | Mechanic | Ohio |
| 62 | Ellen M. Raskel | 39 | Wife | Housekeeper | Ohio |
| 63 | Roger J. Raskel | 19 | Son | Salesman | Ohio |
| 64 | William T. Raskel | 17 | Son | — | Ohio |
| 65 | Ruth J. Raskel | 15 | Daughter | — | Ohio |
| 66 | Marjorie A. Raskel | 10 | Daughter | — | Ohio |
| 67 | Joseph A. Jr. Raskel | 5 | Son | — | Ohio |
| 68 | Earl Heaston | 50 | Head | Laborer | Ohio |
| 69 | Myrtle Heaston | 60 | Wife | Housekeeper | Ohio |
| 70 | Kenneth Heaston | 15 | Son | — | Ohio |
| 71 | Ethel Edwards | 53 | Head | Housekeeper | Ohio |
| 72 | Barbara Edwards | 20 | Daughter | U | Ohio |
| 73 | Lee E. Citzenburger | 31 | Head | Janitor | Ohio |
| 74 | Myrtle Citzenburger | 23 | Wife | — | Ohio |
| 75 | Diana Citzenburger | 2 | Daughter | — | Ohio |
| 76 | Janine Citzenburger | 1 | Daughter | — | Ohio |
| 77 | Edward Fritz | 26 | Head | Peddler | Ohio |
| 78 | Edith Fritz | 25 | Wife | Housekeeper | Ohio |
| 79 | Constance Fritz | 4 | Daughter | — | Ohio |
| 80 | Edward Jr. Fritz | 3 | Son | — | Ohio |
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)