MH
Mary House — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Ottawa, Ohio
Our Model Tree links this Mary House across the 1930 and 1940 US Censuses in Ottawa, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 8-person household.
Age 37
b. ~1893
Female
Spouse
Born: Ohio
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Ottawa, Ohio |
| Surname | House |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 20 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Clay Township |
| Est. Birth Year | ~1893 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Meredith House | Son | — | 6 | ~1924 |
| Mary House | Spouse | — | 37 | ~1893 |
| Leona House | Daughter | — | 9 | ~1921 |
| Harold House | Son | — | 17 | ~1913 |
| Willa House | Daughter | — | 12 | ~1918 |
| Thelma House | Daughter | — | 8 | ~1922 |
| Lucille House | Daughter | — | 16 | ~1914 |
| Rollin House | Head | — | 38 | ~1892 |
Census Appearances
1930
Ottawa, Ohio
Spouse, age 37
Ottawa, Ohio · implied b. ~1893 — 8 household members
| Surname | House |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 20 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Ottawa-County, Ohio
Spouse, age 48
Ottawa-County, Ohio · implied b. ~1892 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hause |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Bay Township |
| 1935 Residence (County) | Ottawa |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 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 House across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary House
Spouse · 1930 · age 37 · b. ~1893 · Ohio
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Ottawa, Ohio
Open full size
1930 US Federal Census — Ottawa, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1860:0189)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Anna Ulrich | 26 | Wife | — | Hungary |
| 52 | Suzanne Ulrich | 8 | Daughter | — | Ohio |
| 53 | Mary Jane Ulrich | 6 | Daughter | — | Ohio |
| 54 | Virginia Ulrich | 4 | Daughter | — | Ohio |
| 55 | Christian Widmer | 81 | Head | — | Switzerland |
| 56 | Anna A Widmer | 68 | Wife | — | Ohio |
| 57 | Carl Widmer | 31 | Son | Farmer | Ohio |
| 58 | H O La Vigne | 56 | Head | Proprietor | Canada-French |
| 59 | Nellie La Vigne | 54 | Wife | — | Michigan |
| 60 | George La Vigne | 31 | Son | Plumber | Ohio |
| 61 | Ralph Welch | 54 | Head | Farmer | Ohio |
| 62 | Marie Welch | 40 | Wife | — | Ohio |
| 63 | Larry Welch | 16 | Son | — | Ohio |
| 64 | Daisy Welch | 15 | Daughter | — | Ohio |
| 65 | Virginia Welch | 13 | Daughter | — | Ohio |
| 66 | Jeanette Welch | 11 | Daughter | — | Ohio |
| 67 | Robert Welch | 9 | Son | — | Ohio |
| 68 | Rollin W House | 38 | Head | Farmer | Ohio |
| 69 | Mary House THIS PERSON | 37 | Wife | — | Ohio |
| 70 | Harold House | 17 | Son | — | Ohio |
| 71 | Lucille House | 16 | Daughter | — | Ohio |
| 72 | Willa House | 12 | Daughter | — | Ohio |
| 73 | Leona House | 9 | Daughter | — | Ohio |
| 74 | Thelma House | 8 | Daughter | — | Ohio |
| 75 | Meredith House | 6 | Son | — | Ohio |
| 76 | Frank Klavinger | 52 | Head | Farmer | Austria-Grtz |
| 77 | Katherine Klavinger | 49 | Wife | — | Austria-Grtz |
| 78 | Sylvia Klavinger | 18 | Daughter | — | South Dakota |
| 79 | Peter Klavinger | 16 | Son | — | South Dakota |
| 80 | Frank Klavinger | 15 | Son | — | South Dakota |
| 81 | Tony Klavinger | 13 | Son | — | South Dakota |
| 82 | Anna Klavinger | 11 | Daughter | — | South Dakota |
| 83 | Harvey Klavinger | 8 | Son | — | South Dakota |
| 84 | Albert Klavinger | 6 | Son | — | Ohio |
| 85 | John Klavinger | 3 | Son | — | Ohio |
| 86 | Alphonse Leune | 25 | Head | Farmer | Ohio |
| 87 | Bernice Leune | 35 | Wife | — | Pennsylvania |
| 88 | Fisher, Esther Leune | 19 | Step-daughter | Operator | Ohio |
| 89 | George Welch | 69 | Head | Farmer | Ohio |
| 90 | Elizabeth Welch | 62 | Wife | — | Ohio |
| 91 | Ben Widmer | 37 | Head | Farmer | Ohio |
| 92 | Ella Widmer | 38 | Wife | — | Michigan |
| 93 | Carl Widmer | 13 | Son | — | Michigan |
| 94 | James Widmer | 10 | Son | — | Ohio |
| 95 | Dean Widmer | 7 | Son | — | Ohio |
| 96 | Dorothy Jane Widmer | 2 | Daughter | — | Ohio |
| 97 | Roy Stephens | 45 | Head | Farmer | Kentucky |
| 98 | Edna Stephens | 41 | Wife | — | Kentucky |
| 99 | Charles Stephens | 20 | Son | Laborer | Kentucky |
| 100 | Clarence Stephens | 18 | Son | Clerk | Ohio |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)