MS
Mary Scott — 1940 US Census Record
Linked across censuses1940 United States Federal Census · King-County, Washington
Our Model Tree links this Mary Scott across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 5-person household.
Age 42
b. ~1898
Female
Spouse
Born: Montana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Scott |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1898 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Alice Scott | Daughter | — | 17 | ~1923 |
| Joan Scott | Daughter | — | 25 | ~1915 |
| Dorothy Scott | Daughter | — | 22 | ~1918 |
| John Scott | Head | — | 53 | ~1887 |
| Mary Scott | Spouse | — | 42 | ~1898 |
Census Appearances
1920
King, Washington
Spouse, age 24
King, Washington · implied b. ~1896 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Scott |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Montana |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
King, Washington
Other, age 34
King, Washington · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Scott |
| Given Name | May |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Montana |
| Age at First Marriage | 18 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
King-County, Washington
Spouse, age 42
King-County, Washington · implied b. ~1898 — 5 household members
| Surname | Scott |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Scott across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Scott
Spouse · 1940 · age 42 · b. ~1898 · Washington
★ You are viewing this record
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-t0627-04375-00948)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gayle M. Cody | 5 | daughter | — | Washington |
| 42 | Margaret Cody | 80 | grandmother | — | England |
| 43 | John Scott | 53 | head | Stationary Engineer | Irish Free State |
| 44 | Mary Scott THIS PERSON | 42 | wife | — | Montana |
| 45 | Joan Scott | 25 | daughter | Comptometer Operator | Montana |
| 46 | Dorothy Scott | 22 | daughter | — | Montana |
| 47 | Alice Bernice Scott | 17 | daughter | — | Scotland |
| 48 | Thad S. Morris | 54 | head | Inspector | Missouri |
| 49 | Selma F. Morris | 51 | wife | — | Nebraska |
| 50 | Paul S. Morris | 27 | son | Musician | Washington |
| 51 | Benjamin F. Donley | 47 | head | Inspector | Washington |
| 52 | Florence M. Donley | 44 | wife | — | Idaho |
| 53 | William B. Donley | 18 | son | — | Washington |
| 54 | Gloria M. Donley | 13 | daughter | — | North Dakota |
| 55 | Clifford A. Wamba | 43 | head | Traveling Salesman | Illinois |
| 56 | Marea E. Wamba | 44 | wife | — | Ohio |
| 57 | Eileen Wamba | 18 | daughter | — | Washington |
| 58 | Harold A. Londeau | 34 | head | Clerk | Minnesota |
| 59 | Helen A. Londeau | 60 | mother | — | Iowa |
| 60 | Helen A. Londeau | 24 | sister | New Worker | Montana |
| 61 | Richard J. Brehm | 35 | head | Accountant | Nebraska |
| 62 | Margaret J. Brehm | 34 | wife | — | Denmark |
| 63 | Thomas C. Brehm | 10 | son | — | Nebraska |
| 64 | James C. Brehm | 8 | son | — | Nebraska |
| 65 | Carl F. Brehm | 5 | son | — | Nebraska |
| 67 | Don R. Steele | 51 | head | Postal Carrier | Washington |
| 68 | Ethel H. Steele | 50 | wife | — | Kansas |
| 69 | Sanders Deuter | 22 | son | Stock Clerk | Washington |
| 70 | Irvin W. Elwell | 47 | head | Proprietor | Illinois |
| 71 | Lottie L. Elwell | 50 | wife | — | Colorado |
| 72 | Charlotte L. Elwell | 21 | daughter | — | Colorado |
| 73 | Irvin W. Jr. Elwell | 17 | son | — | Washington |
| 74 | Laura J. Elwell | 15 | daughter | — | Washington |
| 75 | Lee Elwell | 2 | son | — | Washington |
| 76 | Albert J. Burtnett | 49 | head | Chief Pay Clerk | New Jersey |
| 77 | Nora K. Burtnett | 42 | wife | — | Hawaii |
| 78 | Abiel A. Burtnett | 15 | daughter | — | Hawaii |
| 79 | Ann H. Burtnett | 10 | daughter | — | Hawaii |
| 80 | Elizabeth A. Mcclure | 60 | head | — | California |
Related Census Records
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)