WA
William Anderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · King-County, Washington
Our Model Tree links this William Anderson across the 1910, 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 5-person household.
Age 60
b. ~1880
Male
Head
Born: Finland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Anderson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Carpenter |
| Industry | House construction |
| Class of Worker | OA |
| Hours Worked | 24 |
| Income (1939) | 308 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Occupation | Carpenter |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1880 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Elma Hillman | Daughter | — | 26 | ~1914 |
| William Anderson | Head | — | 60 | ~1880 |
| Victor Hillman | Other | — | 31 | ~1909 |
| Arthur Anderson | Son | — | 20 | ~1920 |
| Minnie Anderson | Spouse | — | 58 | ~1882 |
Census Appearances
1910
King, Washington
Other, age 31
King, Washington · implied b. ~1879 — 26 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Wm. |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Finland |
| Year of Immigration | 1905 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Laborer |
| Industry | Steel Work |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1920
King, Washington
Head, age 40
King, Washington · implied b. ~1880 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1898 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Finnish |
| Home Owned/Rented | R |
| Birth Country | Finland |
| Year of Naturalization | 1913 |
| Birthplace (normalized) | finland |
1930
King, Washington
Head, age 51
King, Washington · implied b. ~1879 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | William M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1905 |
| Age at First Marriage | 24 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1940
King-County, Washington
Head, age 60
King-County, Washington · implied b. ~1880 — 5 household members
| Surname | Anderson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Occupation | Carpenter |
| Industry | House construction |
| Class of Worker | OA |
| Hours Worked | 24 |
| Income (1939) | 308 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
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 William Anderson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Anderson
Head · 1940 · age 60 · b. ~1880 · Washington
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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-t0627-04375-00054)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Violet Ellingsen | 20 | Step-daughter | Typist | Washington |
| 2 | Mary Martin | 51 | Head | — | Washington |
| 3 | Lillian Stewart | 22 | Lodger | Elevator Operator | Nebraska |
| 4 | Mary Stewart | 26 | Lodger | — | Washington |
| 5 | Daniel Stewart | 5 | Son-in-law | — | Washington |
| 6 | David Martin | 10 | Son | — | Washington |
| 7 | L. H. Johnson | 29 | Head | Mail Carrier | Minnesota |
| 8 | Josie Johnson | 25 | Wife | — | Minnesota |
| 9 | Delores Johnson | 2 | Daughter | — | Minnesota |
| 10 | Roy Johnson | 28 | Brother | Factory Worker | Minnesota |
| 11 | William Anderson THIS PERSON | 60 | Head | Carpenter | Finland |
| 12 | Minnie Anderson | 58 | Wife | — | Finland |
| 13 | Arthur Anderson | 20 | Son | Packer | Washington |
| 14 | Victor Hillman | 31 | Son-in-law | Carpenter | Nevada |
| 15 | Elma Hillman | 26 | Daughter | Cryptographer | Washington |
| 16 | Earl G. Jones | 37 | Head | Truck Driver | Colorado |
| 17 | Hazel G. Jones | 35 | Wife | Housekeeper | Washington |
| 18 | — | None | — | — | — |
| 19 | Anna S. Putnam | 49 | Head | — | Sweden |
| 20 | Roy Putnam | 27 | Son | Salesman | Washington |
| 21 | John L. Downing | 50 | Head | Carpenter | England |
| 22 | Minnie M. Downing | 46 | Wife | — | So. Dakota |
| 23 | Florence Downing | 19 | Daughter | — | Washington |
| 24 | Gertrude Mccarty | 66 | Head | Practical Nurse | Indiana |
| 25 | Peter B. Mccarty | 64 | Wife | — | Canada |
| 26 | Mary Mccarty | 18 | Daughter | — | Washington |
| 27 | Roy M. Bodien | 38 | Head | Collector | Washington |
| 28 | Etta Bodien | 37 | Wife | — | Idaho |
| 29 | Arvin L. Bodien | 16 | Son | Cook'S Helper | Idaho |
| 30 | Anna M. Bodien | 71 | Wife | — | California |
| 31 | Franklin S. Godfrey | 70 | Head | — | Wisconsin |
| 32 | Harriet E. Godfrey | 70 | Wife | — | Wisconsin |
| 33 | August S. Mullenburg | 69 | Head | Repair | Holland |
| 34 | Robert Mullenburg | 15 | Son | — | Washington |
| 35 | Ethel Graham | 27 | Servant | Housekeeper | Washington |
| 36 | Alice Graham | 3 | Daughter | — | Washington |
| 37 | Peter Savage | 65 | Head | Mail Freight | Norway |
| 38 | Minnie H. Savage | 66 | Wife | — | Minnesota |
| 39 | Etta May Savage | 19 | Daughter | Typist | Washington |
| 40 | Joseph E. Hagney | 61 | Head | Watchman | North Dakota |
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)