WA
William Anderson — 1920 US Census Record
Model Tree available1920 United States Federal Census · King, Washington
Our Model Tree links this William Anderson across the 1900, 1910 and 1920 US Censuses in King, Washington (XGBoost, ~Confirmed), with identified parents Benjamin & Mary — first a son (b.~1899), then head of a 4-person household.
Age 21
b. ~1899
Male
Son
Born: Washington
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | King, Washington |
| Surname | Anderson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1899 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Bessie Anderson | Daughter | — | 19 | ~1901 |
| William Anderson | Son | — | 21 | ~1899 |
| Lloyd Anderson | Son | — | 26 | ~1894 |
| Mary Anderson | Spouse | — | 53 | ~1867 |
Census Appearances
1900
King, Washington
Son, age 2
King, Washington · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Washington |
| Birth Month | Dec |
| Birth Year | 1898 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1910
King, Washington
Son, age 11
King, Washington · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Furniture |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
King, Washington
Son, age 21
King, Washington · implied b. ~1899 — 4 household members
| Surname | Anderson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 William Anderson across 3 US Census years (1900, 1910 and 1920) in King, Washington, using XGBoost record linkage. Identified parents: father Benjamin Anderson (~0.92 confidence) and mother Mary Anderson (~0.92 confidence) and mother Mary Anderson (~0.92 confidence) and mother Mary Anderson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Benjamin Anderson
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Mary Anderson
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Mary Anderson
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Mary Anderson
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Anderson
Son · 1920 · age 21 · b. ~1899 · Washington
★ You are viewing this record
Sibling
Lloyd Anderson
Sibling · 1920 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bessie Anderson
Sibling · 1920 · age 19
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
1920 US Federal Census — King, Washington
Open full size
1920 US Federal Census — King, Washington
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1931unit:0389)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Anderson | 53 | Wife | — | Sweden |
| 2 | Lloyd Anderson | 26 | Son | Driver | Minnesota |
| 3 | William Anderson THIS PERSON | 21 | Son | — | Washington |
| 4 | Bessie Anderson | 19 | Daughter | — | Washington |
| 5 | Sylvester Sweet | 40 | Head | Boilermaker | Illinois |
| 6 | Emma G Sweet | 37 | Wife | — | Illinois |
| 7 | Alice R Sweet | 16 | Daughter | — | Iowa |
| 8 | Opal M Sweet | 14 | Daughter | — | Iowa |
| 9 | Phila A Sweet | 5 | Daughter | — | Washington |
| 10 | Thelma Sweet | 2 | Daughter | — | Washington |
| 11 | Donald W Ross | 33 | Head | Shipworker | Canada |
| 12 | Ellen S Ross | 21 | Wife | Stenographer | Washington |
| 13 | Barpus Henson | 56 | Head | Box Maker | Washington |
| 14 | Margaret Henson | 46 | Wife | — | Norway |
| 15 | Herbert Turnbull | 35 | Head | Boilermaker | Michigan |
| 16 | Nellie A Turnbull | 25 | Wife | — | Idaho |
| 17 | Swan A Erikson | 43 | Head | Teamster | Sweden |
| 18 | Esther Erikson | 27 | Wife | — | Nevada |
| 19 | Carl A Erikson | 11 | Son | — | Washington |
| 20 | Clarence Erikson | 6 | Son | — | Washington |
| 21 | George P Jager | 33 | Head | Foreman | Norway |
| 22 | Thora Jager | 33 | Wife | — | Norway |
| 23 | Bergljot Braukland | 5 | Niece | — | Washington |
| 24 | Arnold Carlson | 32 | Head | Electric Welder | Sweden |
| 25 | Minnie Carlson | 28 | Wife | — | Sweden |
| 26 | James C Hand | 27 | Head | Riveter | Washington |
| 27 | Frances Hand | 24 | Wife | — | Canada |
| 28 | Fred B Wentz | 26 | Head | Engineer | Washington |
| 29 | Cecilia Wentz | 19 | Wife | — | Alaska |
| 30 | Cecil Wentz | 1 | Son | — | Washington |
| 31 | Arthur J Brown | 47 | Head | Manager | Canada |
| 32 | Lily Brown | 46 | Wife | — | England |
| 33 | Esther Brown | 7 | Daughter | — | Washington |
| 34 | Lois B Hayner | 57 | Head | Waitress | Michigan |
| 35 | Alma L Hayner | 19 | Daughter | Bookkeeper | Michigan |
| 36 | Gus Arnold | 27 | Boarder | Carpenter | Norway |
| 37 | Leonard C Helly | 27 | Head | Machinist | Wisconsin |
| 38 | Theresa M Helly | 28 | Wife | — | Washington |
| 39 | Kathlyn Helly | 2 | Daughter | — | Washington |
| 40 | Hugh J Williamson | 45 | Head | Office Man | England |
| 41 | Ethel G Williamson | 38 | Wife | — | England |
| 42 | Howard G Williamson | 1 | Son | — | Washington |
| 43 | Emma Dolsen | 59 | Head | — | Canada |
| 44 | Ethel Dolsen | 31 | Daughter | Clerk | Canada |
| 45 | Greeta Dolsen | 23 | Daughter | Bookkeeper | Canada |
| 46 | Ola Knudsen | 46 | Head | Laborer | Norway |
| 47 | Fannie E Snyder | 47 | Head | Seamstress | Minnesota |
| 48 | Paul J Snyder | 14 | Son | — | Washington |
| 49 | Frank G Baker | 26 | Head | Pressman | Colorado |
| 50 | Ina L Baker | 25 | Wife | — | Washington |
Pedigree Summary
William + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)