WC
William Clark — 1930 US Census Record
Model Tree available1930 United States Federal Census · Douglas, Washington
Our Model Tree links this William Clark across the 1910, 1920 and 1930 US Censuses in Douglas, Washington (XGBoost, ~Confirmed), with identified parents Marc & Grace — first a son (b.~1902), then head of a 5-person household.
Age 28
b. ~1902
Male
Son
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Douglas, Washington |
| Surname | Clark |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Wheat farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Farm Laborer |
| Township / Ward | Southside Precinct |
| Est. Birth Year | ~1902 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Grace Clark | Daughter | — | 10 | ~1920 |
| Mayo Clark | Head | — | 60 | ~1870 |
| Emma Clark | Other | — | 52 | ~1878 |
| William Clark | Son | — | 28 | ~1902 |
| Harry Clark | Son | — | 16 | ~1914 |
Census Appearances
1910
Douglas, Washington
Son, age 8
Douglas, Washington · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Indiana |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
Douglas, Washington
Son, age 17
Douglas, Washington · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Indiana |
| Occupation | Laborer |
| Industry | Gen Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Douglas, Washington
Son, age 28
Douglas, Washington · implied b. ~1902 — 5 household members
| Surname | Clark |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Indiana |
| Occupation | Farm Laborer |
| Industry | Wheat farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Clark across 3 US Census years (1910, 1920 and 1930) in Douglas, Washington, using XGBoost record linkage. Identified parents: father Marc Clark (~0.92 confidence) and mother Grace Clark (~0.92 confidence) and mother Emma Clark (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Marc Clark
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Grace Clark
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Emma Clark
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Clark
Son · 1930 · age 28 · b. ~1902 · Washington
★ You are viewing this record
Sibling
Harry Clark
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Clark
Sibling · 1930 · age 10
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 — Douglas, Washington
Open full size
1930 US Federal Census — Douglas, Washington
Page Contents
43 people indexed on this census page (ia:1930:15thcensus2486unit:0869)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Jr. Bromiley | 30 | Head | Farmer | Washington |
| 2 | Lois E. Bromiley | 22 | Wife-H | — | Washington |
| 3 | Frank W. 3Rd Bromiley | 0 | Son | — | Washington |
| 4 | Wilbur H. Kuhlman | 20 | Head | Farmer | Washington |
| 5 | Mabel C. Kuhlman | 16 | Wife-H | — | Washington |
| 6 | Carl Swanson | 27 | Boarder | Farm Laborer | North Dakota |
| 7 | James W. Bromiley | 61 | Head | Farmer | Pennsylvania |
| 8 | Ida May Bromiley | 55 | Wife-H | — | Iowa |
| 9 | Albert H. Nielson | 17 | Grand-Son | Farm Laborer | Washington |
| 10 | Charles B. Nielson | 13 | Grand-Son | — | Washington |
| 11 | Lawrence D. Doneen | 30 | Head | Farmer | Washington |
| 12 | John W. Doneen | 70 | Father | Manager | Wisconsin |
| 13 | Margaret Mary Doneen | 59 | Mother-H | — | Irish Free State |
| 14 | Hart Scott | 65 | Boarder | Blacksmith | Michigan |
| 15 | John R. Bumgarner | 58 | Boarder | Farm Laborer | North Carolina |
| 16 | Edward Livingston | 49 | Boarder | Farm Laborer | Iowa |
| 17 | Gustav J. Sunderman | 58 | Boarder | Farm Laborer | Ohio |
| 18 | Albert Fogg | 60 | Head | Farmer | Illinois |
| 19 | Gertrude Fogg | 64 | Wife-H | — | Missouri |
| 20 | Mayo Clark | 60 | Head | Farmer | Ohio |
| 21 | Emma S. Clark | 52 | Wife-H | — | Indiana |
| 22 | William Clark THIS PERSON | 28 | Son | Farm Laborer | Washington |
| 23 | Harry V. Clark | 16 | Son | — | Washington |
| 24 | Grace M. Clark | 10 | Daughter | — | Washington |
| 25 | Henry Wolf | 63 | Head | Farmer | Germany |
| 26 | Lena Wolf | 51 | Wife-H | — | Germany |
| 27 | William F. Koehn | 26 | Nephew | Farm Laborer | Minnesota |
| 28 | Lela M. Koehn | 22 | Niece | — | Minnesota |
| 29 | Pat Greelish | 60 | Head | Farmer | Irish Free State |
| 30 | Ernest E. Guthrie | 39 | Boarder | Farm Laborer | Minnesota |
| 31 | B. Douglas Brower | 62 | Boarder | Farm Laborer | Michigan |
| 32 | Thomas J. Foley | 37 | Boarder | Farm Laborer | Washington |
| 33 | Mertle May Kirk | 21 | Head-H | Teacher | Oregon |
| 34 | Glen Hart | 39 | Head | Farmer | Iowa |
| 35 | Thomas Flynn | 33 | Head | Farm Laborer | Washington |
| 36 | Alvina M. Flynn | 27 | Wife-H | — | Washington |
| 37 | Loretta L. Flynn | 7 | Daughter | — | Canada-English |
| 38 | Eldon H. Flynn | 5 | Son | — | Washington |
| 39 | Margaret E. Flynn | 2 | Daughter | — | Washington |
| 40 | Joe Hoffman | 46 | Boarder | Farm Laborer | Minnesota |
| 41 | Frank Brooks | 54 | Head | Farmer | Canada-French |
| 42 | Olive M. Brooks | 48 | Wife-H | — | Iowa |
| 43 | Harold H. A. Brown | 20 | Step-Son | — | Washington |
Pedigree Summary
William + 2 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)