WC
William Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pratt-County, Kansas
Our Model Tree links this William Clark across the 1920, 1930 and 1940 US Censuses in Pratt-County, Kansas (XGBoost, ~Confirmed), with identified parents Floyd & Matthew — first a head (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pratt-County, Kansas |
| Surname | Clark |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Pratt City |
| 1935 Residence (County) | Pratt |
| Additional Details | |
| Occupation | plaster |
| Industry | building construction |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 346 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Plaster |
| Township / Ward | Pratt City |
| Est. Birth Year | ~1918 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Patricia Clark | Daughter | — | ~1940 | |
| William Clark | Head | — | 22 | ~1918 |
| Veda Clark | Spouse | — | 21 | ~1919 |
Census Appearances
1920
Pratt, Kansas
Son, age 2
Pratt, Kansas · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Colorado |
| Occupation | none |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
Son, age 12
Pratt, Kansas · implied b. ~1918 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Willie M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Colorado |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Pratt-County, Kansas
Head, age 22
Pratt-County, Kansas · implied b. ~1918 — 3 household members
| Surname | Clark |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Pratt City |
| 1935 Residence (County) | Pratt |
| Occupation | plaster |
| Industry | building construction |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 346 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Floyd Clark (~0.92 confidence) and father Matthew Clark (~0.84 confidence) and mother Abbie Clark (~0.84 confidence) and mother Mary Clark (~0.92 confidence). The pedigree spans 2 generations with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.88
Father
Floyd Clark
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Matthew Clark
b. ~1863
Source father>father
● Household
· direct · ~0.84
Mother
Abbie Clark
b. ~1865
Source father>mother
● Household
· direct · ~0.84
Mother
Mary Clark
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Clark
Head · 1940 · age 22 · b. ~1918 · Kansas
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Pratt-County, Kansas
Open full size
1940 US Federal Census — Pratt-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01252-00782)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edna Clare Fetherston | 8 | daughter | — | Kansas |
| 2 | Earl Wravnak | 32 | Head | Truck Driver | Kansas |
| 3 | Ruth Wravnak | 32 | wife | Bookkeeper | Kansas |
| 4 | Willie D. Russell | 47 | Head | Manager | Texas |
| 5 | Leo Russell | 21 | son | Farmer | Texas |
| 6 | William Clark THIS PERSON | 22 | Head | Plaster | Kansas |
| 7 | Veda Clark | 21 | wife | — | Kansas |
| 8 | Patricia Clark | 0 | daughter | — | Kansas |
| 9 | Forest Keener | 39 | Head | Mail Clerk | Kansas |
| 10 | Maxine Keener | 39 | wife | Saleslady | Kansas |
| 11 | Jack Keener | 16 | son | Helper | Kansas |
| 12 | Richard Keener | 7 | son | — | Kansas |
| 13 | Polly Keener | 4 | daughter | — | Kansas |
| 14 | Arthur Heaton | 30 | Head | — | — |
| 15 | Nina Heaton | 27 | wife | — | — |
| 16 | John D. Paxton | 58 | Head | Conductor | Missouri |
| 17 | Margaret Paxton | 48 | wife | — | Arkansas |
| 18 | Earnest Halloway | 25 | Head | Desk Clerk | Missouri |
| 19 | Georgia Halloway | 21 | wife | Saleslady | Missouri |
| 20 | Billy Halloway | 4 | son | — | Missouri |
| 21 | Johnny Halloway | 1 | son | — | Kansas |
| 22 | Mae Thompson | 60 | mother | — | Kentucky |
| 23 | Frank Mccutcheon | 70 | Head | Owner | Missouri |
| 24 | Elizabeth Mccutcheon | 62 | wife | Help | Pennsylvania |
| 25 | Elder | None | Head | — | — |
| 26 | Elder | None | wife | — | — |
| 27 | — | None | — | — | — |
| 28 | Alice D. Raney | 44 | Head | — | Missouri |
| 29 | Chester Chinn | 44 | Head | Fireman | Kansas |
| 30 | Dale Chinn | 42 | wife | — | Kansas |
| 31 | Anita Chinn | 19 | daughter | — | Kansas |
| 32 | Doris Chinn | 16 | daughter | — | Kansas |
| 33 | Donald Chinn | 14 | son | — | Kansas |
| 34 | Earline Chinn | 11 | daughter | — | Kansas |
| 35 | Charline Chinn | 9 | daughter | — | Kansas |
| 36 | Richard Chinn | 4 | son | — | Kansas |
| 37 | Clarence Gibbons | 44 | Head | Farmer | Kansas |
| 38 | Cecile Gibbons | 43 | wife | — | Texas |
| 39 | Price Gibbons | 16 | son | — | Kansas |
| 40 | James Price Gibbons | 82 | Head | — | Illinois |
Related Census Records
Pedigree Summary
William
Gen 1 · 2 parents
~0.92
Gen 2 · 2 grandparents
~0.84
Max depth 4 (1900–1950 window)
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)