MO
Mary Owen — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Mary Owen across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents Thomas & Frances — first a daughter (b.~1920), then head of a 3-person household.
Age 20
b. ~1920
Female
Daughter
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Owen |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle CITY |
| 1935 Residence (County) | KING |
| Additional Details | |
| Hours Worked | 8 |
| Highest Grade | C-1 |
| 1935 Residence | Same Place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1920 |
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 |
|---|---|---|---|---|
| Mary Owen | Daughter | — | 20 | ~1920 |
| Frances Owen | Head | — | 55 | ~1885 |
| Henry Owen | Daughter | — | 23 | ~1917 |
Census Appearances
1920
King, Washington
Daughter, age
King, Washington · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Owens |
| Given Name | Margret E. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Occupation | none |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Daughter, age 10
King, Washington · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Owen's |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Daughter, age 20
King-County, Washington · implied b. ~1920 — 3 household members
| Surname | Owen |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle CITY |
| 1935 Residence (County) | KING |
| Hours Worked | 8 |
| Highest Grade | C-1 |
| 1935 Residence | Same Place |
| 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 Owen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Owens (~0.92 confidence) and mother Frances Owen (~0.92 confidence) and mother Marie Owens (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Owens
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Frances Owen
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Marie Owens
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Owen
Daughter · 1940 · age 20 · b. ~1920 · Washington
★ You are viewing this record
Sibling
Henry Owen
Sibling · 1940 · age 23
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 — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04376-00021)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Emma Gibbs | 27 | Head | Fountain | Idaho |
| 42 | Ellen Bergquist | 26 | Partner | Waitress | Washington |
| 43 | Louie Harrell | 35 | Head | Sailor | Mississippi |
| 44 | Lillian Harrell | 31 | Wife | — | Scotland |
| 45 | Lillian Th. Harrell | 10 | Daughter | — | California |
| 46 | Edna Troester | 51 | Head | — | Missouri |
| 47 | Fred W. Troester | 23 | Son | — | Missouri |
| 48 | Frances Owen | 55 | Head | Visitor | Washington |
| 49 | Henry Owen | 23 | Daughter | — | Washington |
| 50 | Mary Jane Owen THIS PERSON | 20 | Daughter | — | Washington |
| 51 | Evelyn M. Downs | 70 | Head | — | Colorado |
| 52 | Myrne E. Downs | 37 | Daughter | Welfare Worker | Minnesota |
| 53 | Joe Nixon | 24 | Head | Fireman First-Class | Mississippi |
| 54 | Dorothy Nixon | 21 | Wife | — | Pennsylvania |
| 56 | Jessie Smith | 62 | Head | — | Tennessee |
| 57 | Mary L. Roberts | 42 | Daughter | Matron | Tennessee |
| 58 | Homa Smith | 33 | Son | — | Oklahoma |
| 59 | Marie Smith | 8 | Grand Daughter | — | New Mexico |
| 60 | Joseph B. Oliver | 58 | Head | Salesman | Kansas |
| 61 | Priscilla C. Oliver | 57 | Wife | — | New York |
| 62 | Winifred Buckland | 52 | Head | — | Ohio |
| 63 | Herman W. Buckland | 23 | Son | — | Georgia |
| 64 | Mary R. Buckland | 15 | Daughter | — | Georgia |
| 65 | Rhaba D. Nickerson | 55 | Boarder | Teacher | Ohio |
| 66 | Fay Hallett | 46 | Head | — | Minnesota |
| 67 | Shirley Baker | 13 | Daughter | — | Washington |
| 68 | Ken Toward | 19 | Lodger | — | Montana |
| 69 | Gordon L. Edris | 22 | Lodger | — | Colorado |
| 70 | Harry Palmer | 49 | Head | Electrician | North Dakota |
| 71 | Mary Palmer | 47 | Wife | — | — |
| 72 | David Palmer | 16 | Son | — | Washington |
| 73 | Howard E. Seaman | 53 | Head | — | South Dakota |
| 74 | Nona M. Seaman | 53 | Wife | — | Wisconsin |
| 75 | Mary L. Seaman | 27 | Daughter | — | Wisconsin |
| 76 | Lovina Moulton | 88 | Head | — | English Canada |
| 77 | Lulu Moulton | 58 | Daughter | Saleswoman | Iowa |
| 78 | William Albright | 51 | Head | Office Manager | Illinois |
| 79 | Aubrey Albright | 18 | Son | Salesman | Washington |
| 80 | Harriet S. Betts | 66 | Head | — | Minnesota |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)