WC
William Carlson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · King, Washington
Our Model Tree links this William Carlson across the 1920 and 1930 US Censuses in King, Washington (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 10-person household.
Age 11
b. ~1919
Male
Son
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | King, Washington |
| Surname | Carlson |
| Given Name | William A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Seattle |
| Est. Birth Year | ~1919 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Axel Carlson | Other | — | 54 | ~1876 |
| Maynard Carlson | Son | — | ~1930 | |
| William Carlson | Son | — | 11 | ~1919 |
| Vernis Carlson | Son | — | 2 | ~1928 |
| Marion Carlson | Daughter | — | 9 | ~1921 |
| Albert Carlson | Head | — | 37 | ~1893 |
| Lillian Carlson | Daughter | — | 13 | ~1917 |
| Leonard Carlson | Son | — | 14 | ~1916 |
| Ida Carlson | Spouse | — | 38 | ~1892 |
| Martin Carlson | Son | — | 7 | ~1923 |
Census Appearances
1920
King, Washington
Son, age
King, Washington · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Son, age 11
King, Washington · implied b. ~1919 — 10 household members
| Surname | Carlson |
| Given Name | William A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Can Read/Write | 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 Carlson across 2 US Census years (1920 and 1930) in King, Washington, using XGBoost record linkage.
Show:
This person
Anchor record
William Carlson
Son · 1930 · age 11 · b. ~1919 · Washington
★ You are viewing this record
Sibling
Lillian Carlson
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vernis Carlson
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Carlson
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Carlson
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maynard Carlson
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Carlson
Sibling · 1930 · age 7
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
1930 US Federal Census — King, Washington
Open full size
1930 US Federal Census — King, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2491unit:0753)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harold Hangman | 49 | Head | Merchant | Norway |
| 2 | Elsie Hangman | 41 | Wife | None | Norway |
| 3 | Marguerite Hangman | 20 | Daughter | Clerical | Washington |
| 4 | George Kohler | 58 | Head | Carpenter | Illinois |
| 5 | Martha K. Kohler | 52 | Wife | None | Ohio |
| 6 | Ellen Lucille Kohler | 13 | Daughter | None | Washington |
| 7 | Claudine Edmunston | 18 | Boarder | None | Oklahoma |
| 8 | Henry L. Wintemute | 38 | Head | Salesman | Washington |
| 9 | Gwendolyn Wintemute | 30 | Wife | None | So. Dakota |
| 10 | Edward L. Wintemute | 8 | Son | None | Washington |
| 11 | Harold B. Wintemute | 7 | Adopted S. | None | California |
| 12 | James S. Wintemute | 5 | Son | None | Washington |
| 13 | Milfred Skog | 30 | Head | Private Secy. | Washington |
| 14 | Patricia Skog | 9 | Daughter | None | Washington |
| 15 | Graham S. Skog | 2 | Son | None | Washington |
| 16 | Bert O. Graham | 58 | Father | Attorney | California |
| 17 | Myrtle Graham | 54 | Mother | None | Minnesota |
| 18 | Harold Graham | 33 | Brother | Machinist | Washington |
| 19 | Cynthia Graham | 18 | Sister-in-L | None | New York |
| 20 | Andrew Brown | 75 | Head | Foreman | Scotland |
| 21 | Ann Brown | 77 | Wife | None | Scotland |
| 22 | Betty Ritlo | 18 | Daughter | None | Canada-Eng |
| 23 | Irving Orr | 30 | Head | Meat Cutter | Nebraska |
| 24 | Mabel Orr | 28 | Wife | None | Washington |
| 25 | Dorothy Jean Orr | 2 | Daughter | None | Washington |
| 26 | William Lumas | 44 | Head | Laborer | Canada-Eng |
| 27 | Alma Lumas | 42 | Wife | None | Canada-Eng |
| 28 | Harold Lumas | 19 | Son | Truck Driver | Washington |
| 29 | Helen Lumas | 12 | Daughter | None | Washington |
| 30 | Albert Carlson | 37 | Head | Carpenter | Sweden |
| 31 | Ida E. Carlson | 38 | Wife | None | Minnesota |
| 32 | Leonard E. Carlson | 14 | Son | None | Washington |
| 33 | Lillian A. Carlson | 13 | Daughter | None | Washington |
| 34 | William A. Carlson THIS PERSON | 11 | Son | None | Washington |
| 35 | Marion E. Carlson | 9 | Daughter | None | Washington |
| 36 | Martin B. Carlson | 7 | Son | None | Washington |
| 37 | Vernis M. Carlson | 2 | Son | None | Washington |
| 38 | Maynard C. Carlson | 0 | Son | None | Washington |
| 39 | Axel E. Carlson | 54 | Brother | Helper | Sweden |
| 40 | Joseph Knight | 25 | Head | Truck Driver | England |
| 41 | Mary Knight | 25 | Wife | None | Pennsylvania |
| 42 | Charlotte Knight | 6 | Daughter | None | Washington |
| 43 | John H. Mason | 32 | Head | Truck Driver | Pennsylvania |
| 44 | Katherine Mason | 29 | Wife | None | Kansas |
| 45 | Ethel Kingsley | 37 | Head | None | Oklahoma |
| 46 | Spencer Kingsley | 19 | Son | Mechanic Apprent. | Oklahoma |
| 47 | Phyllis Kingsley | 17 | Daughter | Waitress | Washington |
| 48 | Hope Kingsley | 14 | Daughter | None | Washington |
| 49 | Margery Kingsley | 8 | Daughter | None | Washington |
| 50 | Gus E. Lund | 35 | Head | Engraver | Oregon |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)