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John Stephenson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · King, Washington
Our Model Tree links this John Stephenson across the 1930 and 1940 US Censuses in King, Washington (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 6-person household.
Age 4
b. ~1926
Male
Son
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | King, Washington |
| Surname | Stephenson |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Oklahoma |
| Mother's Birthplace | Colorado |
| Additional Details | |
| Occupation | none |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1926 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Nell Stephenson | Daughter | — | 27 | ~1903 |
| John Stephenson | Son | — | 4 | ~1926 |
| Patricia Stephenson | Daughter | — | 1 | ~1929 |
| Richard Stephenson | Son | — | 2 | ~1928 |
| Mary Bennett | Head | — | 50 | ~1880 |
| Mabel Stephenson | Daughter | — | 28 | ~1902 |
Census Appearances
1930
King, Washington
Son, age 4
King, Washington · implied b. ~1926 — 6 household members
| Surname | Stephenson |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Oklahoma |
| Mother's Birthplace | Colorado |
| Occupation | none |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Son, age 12
King-County, Washington · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Steffenson |
| Given Name | John Lewis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| 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 John Stephenson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Stephenson
Son · 1930 · age 4 · b. ~1926 · Washington
★ You are viewing this record
Sibling
Mabel Stephenson
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nell Stephenson
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Stephenson
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Stephenson
Sibling · 1930 · age 2
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:1930:15thcensus2503unit:0458)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Bennett | 50 | Head | None | Illinois |
| 2 | Mabel Stephenson | 28 | Daughter | Truck Driver | Oklahoma |
| 3 | Nell L. Stephenson | 27 | Daughter | None | Oklahoma |
| 4 | John W. Stephenson THIS PERSON | 4 | Son | None | Washington |
| 5 | Richard D. Stephenson | 2 | Son | None | Washington |
| 6 | Patricia A. Stephenson | 1 | Daughter | None | Washington |
| 7 | Maurice Le Compte | 27 | Head | Ornamental Iron | Michigan |
| 8 | Eva M. Le Compte | 26 | Wife | None | S. Dakota |
| 9 | Eva M. Le Compte | 2 | Daughter | None | Washington |
| 10 | George R. Summerill | 30 | Head | Truck Driver | Washington |
| 11 | Freeda M. Summerill | 27 | Wife | None | Washington |
| 12 | Richard E. Summerill | 10 | Son | None | Washington |
| 13 | Lorraine H. Summerill | 2 | Daughter | None | Washington |
| 14 | David O. Roberts | 54 | Head | Watchman | Wales |
| 15 | Amelia Roberts | 57 | Wife | None | Pennsylvania |
| 16 | Martha J. Roberts | 14 | Daughter | None | Washington |
| 17 | William H. Willard | 68 | Head | Sheet Metal Worker | Canada Eng. |
| 18 | Frances Willard | 69 | Wife | None | Canada Eng. |
| 19 | John D. Nicholes | 59 | Boarder | Carpenter | Wisconsin |
| 20 | — | None | — | — | — |
| 21 | — | None | — | — | — |
| 22 | — | None | — | — | — |
| 23 | — | None | — | — | — |
| 24 | — | None | — | — | — |
| 25 | — | None | — | — | — |
| 26 | — | None | — | — | — |
| 27 | — | None | — | — | — |
| 28 | — | None | — | — | — |
| 29 | — | None | — | — | — |
| 30 | — | None | — | — | — |
| 31 | — | None | — | — | — |
| 32 | — | None | — | — | — |
| 33 | — | None | — | — | — |
| 34 | — | None | — | — | — |
| 35 | — | None | — | — | — |
| 36 | — | None | — | — | — |
| 37 | — | None | — | — | — |
| 38 | — | None | — | — | — |
| 39 | — | None | — | — | — |
| 40 | — | None | — | — | — |
| 41 | — | None | — | — | — |
| 42 | — | None | — | — | — |
| 43 | — | None | — | — | — |
| 44 | — | None | — | — | — |
| 45 | — | None | — | — | — |
| 46 | — | None | — | — | — |
| 47 | — | None | — | — | — |
| 48 | — | None | — | — | — |
| 49 | — | None | — | — | — |
| 50 | — | None | — | — | — |
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)