MH
Mary Hoover — 1930 US Census Record
Linked across censuses1930 United States Federal Census · King, Washington
Our Model Tree links this Mary Hoover across the 1920 and 1930 US Censuses in King, Washington (XGBoost, ~Confirmed) — first a daughter (b.~1913), then head of a 11-person household.
Age 17
b. ~1913
Female
Daughter
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | King, Washington |
| Surname | Hoover |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Kansas |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Seattle |
| Est. Birth Year | ~1913 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Amelia Hoover | Spouse | — | 51 | ~1879 |
| Eugene Hoover | Son | — | 11 | ~1919 |
| Helen Hoover | Daughter | — | 15 | ~1915 |
| Harvey Hoover | Head | — | 55 | ~1875 |
| Irma Hoover | Daughter | — | 26 | ~1904 |
| Ione Hoover | Daughter | — | 23 | ~1907 |
| Francis Hoover | Son | — | 19 | ~1911 |
| Eula Hoover | Daughter | — | 9 | ~1921 |
| Mary Hoover | Daughter | — | 17 | ~1913 |
| Lillian Barnes | Other | — | 18 | ~1912 |
| Rita Hoover | Daughter | — | 12 | ~1918 |
Census Appearances
1920
King, Washington
Daughter, age 7
King, Washington · implied b. ~1913 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoover |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Can Read | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Daughter, age 17
King, Washington · implied b. ~1913 — 11 household members
| Surname | Hoover |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| 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 Mary Hoover across 2 US Census years (1920 and 1930) in King, Washington, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hoover
Daughter · 1930 · age 17 · b. ~1913 · Washington
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Sibling
Francis Hoover
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Hoover
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irma Hoover
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ione Hoover
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Hoover
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Hoover
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eula Hoover
Sibling · 1930 · age 9
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
1930 US Federal Census — King, Washington
Open full size
1930 US Federal Census — King, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2497unit:1079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nellie Cornish | 53 | Head | Director | Nebraska |
| 2 | Anna L. Freeberg | 26 | Lodger | Teacher Of Art | Washington |
| 3 | Emmet Piper | 44 | Head | Caretaker | Iowa |
| 4 | Mary J. Piper | 42 | Wife | Asst. Caretaker | S. Dakota |
| 5 | Fred W. Piper | 17 | Son | — | S. Dakota |
| 6 | Robert G. Piper | 2 | Son | — | Montana |
| 7 | Harvey T. Hoover | 55 | Head | Chef | Illinois |
| 8 | Amelia Hoover | 51 | Wife | Landlady | Kansas |
| 9 | Irma Hoover | 26 | Daughter | Operator | Missouri |
| 10 | Ione Hoover | 23 | Daughter | Check Cashier | Missouri |
| 11 | Francis Hoover | 19 | Son | Electrician | Washington |
| 12 | Mary Hoover THIS PERSON | 17 | Daughter | — | Washington |
| 13 | Helen Hoover | 15 | Daughter | — | Washington |
| 14 | Rita Hoover | 12 | Daughter | — | Washington |
| 15 | Eugene Hoover | 11 | Son | — | Washington |
| 16 | Eula Hoover | 9 | Daughter | — | Washington |
| 17 | Lillian Barnes | 18 | Lodger | Saleslady | California |
| 18 | Jack Bates | 23 | Head | Drafter | England |
| 19 | Helen Bates | 23 | Wife | Saleslady | Iowa |
| 20 | Leonard B. Coryell | 51 | Head | Contractor | Illinois |
| 21 | Elizabeth C. Coryell | 47 | Wife | — | Pennsylvania |
| 22 | Gustav Lundberg | 52 | Head | Proprietor | Sweden |
| 23 | Sarah Lundberg | 38 | Wife | Assistant | Syria |
| 24 | Theresa Michael | 50 | Head | Proprietor | Syria |
| 25 | Annie Michael | 48 | Wife | Helper | Syria |
| 26 | George Corey | 31 | Lodger | Asst. Proprietor | Syria |
| 27 | John Mundisio | 34 | Lodger | Cook | Birmingham |
| 28 | Joseph Marzynsky | 45 | Head | Owner & Baker | Poland |
| 29 | Lenora Marzynsky | 40 | Wife | — | Poland |
| 30 | Lavora Marzynsky | 13 | Daughter | — | Washington |
| 31 | De Etta Marzynsky | 11 | Daughter | — | Washington |
| 32 | Cephas Goddard | 66 | Head | Carpenter | England |
| 33 | Blanche Goddard | 52 | Wife | — | Nova Scotia |
| 34 | Eveline Goddard | 30 | Daughter | Assistant | Wisconsin |
| 35 | Cephas Goddard | 24 | Son | Draftsman | Wisconsin |
| 36 | Josephine Goddard | 22 | Daughter | Stenographer | Wisconsin |
| 37 | Louisa Goddard | 18 | Daughter | — | N. Dakota |
| 38 | Lute T. Weld | 49 | Head | Inspector For | Kansas |
| 39 | Marguerite Weld | 51 | Wife | Landlady | Texas |
| 40 | Karen Bessie Weld | 27 | Daughter | Organist & Reader | Washington |
| 41 | Frank Kline | 73 | Lodger | Asst. Hotel Clerk | Michigan |
| 42 | Horace Darden | 24 | Lodger | Accountant | Canada-English |
| 43 | Marvin K. Gantel | 44 | Head | Interior Decorator | Canada-English |
| 44 | Jean C. Gantel | 38 | Wife | Manager & Landlady | Canada-English |
| 45 | Elizabeth J. Gantel | 18 | Daughter | — | Michigan |
| 46 | Mary Doris Gantel | 14 | Daughter | — | Michigan |
| 47 | Jack E. Kellogg | 24 | Head | General Agent | Illinois |
| 48 | Phyllis H. Kellogg | 24 | Wife | — | Canada-Eng. |
| 49 | Albert T. Farst | 24 | Head | Service Dept. | Illinois |
| 50 | Mary H. Farst | 20 | Wife | Office Clerk | Washington |
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)