MS
Mary Shaw — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Mary Shaw across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents John & Agnes — first a daughter (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Female
Daughter
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Shaw |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Transfer & Warehouse |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Stenographer |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1908 |
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 Shaw | Daughter | — | 32 | ~1908 |
| John Shaw | Head | — | 69 | ~1871 |
| Agnes Shaw | Spouse | — | 63 | ~1877 |
Census Appearances
1920
King, Washington
Daughter, age 12
King, Washington · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaw |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
Daughter, age 22
King, Washington · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaw |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Stenographer |
| Industry | Transfer Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Daughter, age 32
King-County, Washington · implied b. ~1908 — 3 household members
| Surname | Shaw |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Occupation | Stenographer |
| Industry | Transfer & Warehouse |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | Hs 4 |
| 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 Shaw across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Shaw (~0.92 confidence) and mother Agnes Shaw (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Shaw
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Agnes Shaw
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Shaw
Daughter · 1940 · age 32 · b. ~1908 · 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
40 people indexed on this census page (nara:1940:m-t0627-04378-00818)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary A. Michel | 32 | Sister in law | Saleslady | Washington |
| 42 | Marion E. Stanage | 55 | Head | — | Pennsylvania |
| 43 | Robert R. Stanage | 21 | Son | Janitor | Washington |
| 44 | Ruth E. Stanage | 18 | Daughter | — | Washington |
| 45 | Lucille M. Stanage | 15 | Daughter | — | Washington |
| 46 | Katherine M. Dunn | 74 | Mother | — | Ireland (Eire) |
| 47 | Eileen M. Dunn | 25 | Niece | Elevator Operator | Washington |
| 48 | John M. Shaw | 69 | Head | Plumber | Scotland |
| 49 | Agnes Shaw | 63 | Wife | — | Scotland |
| 50 | Mary M. Shaw THIS PERSON | 32 | Daughter | Stenographer | Washington |
| 51 | Carl H. Groskoff | 34 | Head | Auto Mechanic | Washington |
| 52 | Elizabeth M. Groskoff | 36 | Wife | — | Pennsylvania |
| 53 | Shirley L. Groskoff | 14 | Daughter | — | Washington |
| 54 | Albin B. Mackillop | 50 | Head | Carpenter | Canada-English |
| 55 | Irene B. Mackillop | 47 | Wife | — | Canada-English |
| 56 | Irene K. Mackillop | 13 | Daughter | — | Washington |
| 57 | William S. Smith | 60 | Head | Mattress Maker | Scotland |
| 58 | Nellie A. Smith | 40 | Wife | — | Wisconsin |
| 59 | Barbara M. Smith | 14 | Daughter | — | Washington |
| 60 | William S. Jr. Smith | 12 | Son | — | Washington |
| 61 | Virginia P. Smith | 11 | Daughter | — | Washington |
| 62 | Ends Here | None | BLOCK | — | — |
| 63 | Jade Silverstone | 68 | Head | — | Lithuania |
| 64 | Irene Brodsky | 64 | Sister | — | Lithuania |
| 65 | Reece Plaks | 34 | Son in law | Billing Clerk | England |
| 66 | Florence Plaks | 29 | Daughter | — | Washington |
| 67 | Jean A. Plaks | 7 | Granddaughter | — | Washington |
| 68 | Gerda Katz | 14 | Ward | — | Germany |
| 69 | Arnold Plaks | 64 | Head | Barber | Poland |
| 70 | Regina Plaks | 54 | Wife | — | Germany |
| 71 | Max Plaks | 24 | Son | Salesman | Washington |
| 72 | Charlotte S. Plaks | 21 | Daughter | — | Washington |
| 73 | Myrtle A. Todd | 33 | Head | Saleslady | Montana |
| 74 | Charles W. Todd | 23 | Son | Auto Cleaner | Washington |
| 75 | Herbert G. Lidren | 50 | Lodger | Ship Mechanic | Washington |
| 76 | Herman L. Gerber | 62 | Head | Janitor | Wisconsin |
| 77 | Clara Gerber | 58 | Wife | — | Poland |
| 78 | Frederick H. Gerber | 24 | Son | Salesman | Washington |
| 79 | John H. Caldwell | 46 | Head | Salesman | Massachusetts |
| 80 | Vonita C. Caldwell | 38 | Wife | — | Washington |
Related Census Records
Pedigree Summary
Mary
Gen 1 · 2 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)