HC
Hazel Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Republic-County, Kansas
Our Model Tree links this Hazel Clark across the 1920, 1930 and 1940 US Censuses in Republic-County, Kansas (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1918), then head of a 7-person household.
Age 22
b. ~1918
Female
Daughter
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Republic-County, Kansas |
| Surname | Clark |
| Given Name | Hazel L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Republic |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Union Township |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Hazel | Age | Birth yr |
|---|---|---|---|---|
| John Clark | Head | — | 66 | ~1874 |
| Joe Clark | Son | — | 16 | ~1924 |
| Hazel Clark | Daughter | — | 22 | ~1918 |
| Beulah Clark | Daughter | — | 20 | ~1920 |
| Clara Clark | Spouse | — | 50 | ~1890 |
| Marvin Clark | Son | — | 12 | ~1928 |
| Alice Clark | Daughter | — | 14 | ~1926 |
Census Appearances
1920
Republic, Kansas
Daughter, age 2
Republic, Kansas · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Hazel D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Republic, Kansas
Daughter, age 12
Republic, Kansas · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Hazel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Republic-County, Kansas
Daughter, age 22
Republic-County, Kansas · implied b. ~1918 — 7 household members
| Surname | Clark |
| Given Name | Hazel L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Republic |
| Highest Grade | Hs 4 |
| 1935 Residence | Kansas |
| 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 Hazel Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Clark (~0.92 confidence) and father John Clark (~0.92 confidence) and mother Clara Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Clark
b. ~1874
Source father
● Household
· direct · ~0.92
Father
John Clark
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Clara Clark
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Hazel Clark
Daughter · 1940 · age 22 · b. ~1918 · Kansas
★ You are viewing this record
Sibling
Marvin Clark
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Clark
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joe Clark
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beulah Clark
Sibling · 1940 · age 20
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
1940 US Federal Census — Republic-County, Kansas
Open full size
1940 US Federal Census — Republic-County, Kansas
Page Contents
28 people indexed on this census page (nara:1940:m-t0627-01255-00394)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred D. Currie | 2 | Son | — | Kansas |
| 2 | Walter H. Wood | 79 | Head | Attendant | England |
| 3 | Guy E. French | 39 | Head | Farming | Kansas |
| 4 | Evelyn French | 39 | Wife | — | Kansas |
| 5 | Robert E. French | 72 | Father | Farming | Massachusetts |
| 6 | Simon D. Van Nortwick | 66 | Head | Farming | Kansas |
| 7 | Bertha S. Van Nortwick | 56 | Wife | — | Kansas |
| 8 | Pauline L. Van Nortwick | 15 | Daughter | — | Kansas |
| 9 | Peter S. Strom | 78 | Head | — | Norway |
| 10 | John M. Clark | 66 | Head | Farming | Kansas |
| 11 | Clara E. Clark | 50 | Wife | — | Kansas |
| 12 | Hazel L. Clark THIS PERSON | 22 | Daughter | — | Kansas |
| 13 | Beulah D. Clark | 20 | Daughter | Teaching | Kansas |
| 14 | Joe F. Clark | 16 | Son | — | Kansas |
| 15 | Alice M. Clark | 14 | Daughter | — | Kansas |
| 16 | Marvin A. Clark | 12 | Son | — | Kansas |
| 17 | Ralph S. Beck | 53 | Head | Clerk-Farm Bureau | Kansas |
| 18 | Mabel C. Beck | 52 | Wife | — | Kansas |
| 19 | Cyrus A. Farren | 48 | Head | Farming | Denmark |
| 20 | Edna H. Farren | 50 | Wife | — | Kansas |
| 21 | Thelma Farren | 11 | Daughter | — | Kansas |
| 22 | Glenn L. Farren | 17 | Son | Farming | Kansas |
| 23 | Marjorie L. Farren | 19 | Daughter | — | Kansas |
| 24 | Ralph E. Rasmussen | 43 | Head | Farming | Kansas |
| 25 | Ethel M. Rasmussen | 34 | Wife | — | Kansas |
| 26 | Evelyn M. Rasmussen | 11 | Daughter | — | Kansas |
| 27 | Ralph E. Jr. Rasmussen | 10 | Son | — | Kansas |
| 28 | Claudia Kay Rasmussen | 4 | Daughter | — | Kansas |
Pedigree Summary
Hazel + 4 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 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)