HC
Hazel Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, Arkansas
Our Model Tree links this Hazel Clark across the 1930 and 1940 US Censuses in Union-County, Arkansas (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 9-person household.
Age 10
b. ~1930
Female
Daughter
Born: Arkansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, Arkansas |
| Surname | Clark |
| Given Name | Hazel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Arkansas |
| 1935 Residence (City) | El Dorado |
| Additional Details | |
| Highest Grade | No 4 |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Township / Ward | El Dorado |
| Est. Birth Year | ~1930 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Hazel | Age | Birth yr |
|---|---|---|---|---|
| Oliver Brown | Other | — | 25 | ~1915 |
| Grover Clark | Head | — | 37 | ~1903 |
| Dorothy Clark | Daughter | — | 17 | ~1923 |
| Hazel Clark | Daughter | — | 10 | ~1930 |
| Willie Clark | Daughter | — | 15 | ~1925 |
| Earline Clark | Daughter | — | 5 | ~1935 |
| Billy Clark | Son | — | 6 | ~1934 |
| Mildred Clark | Daughter | — | 13 | ~1927 |
| Bertie Clark | Spouse | — | 23 | ~1917 |
Census Appearances
1930
Union, Arkansas
Daughter, age
Union, Arkansas · implied b. ~1930 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Hazel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Union-County, Arkansas
Daughter, age 10
Union-County, Arkansas · implied b. ~1930 — 9 household members
| Surname | Clark |
| Given Name | Hazel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Arkansas |
| 1935 Residence (City) | El Dorado |
| Highest Grade | No 4 |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Hazel Clark
Daughter · 1940 · age 10 · b. ~1930 · Arkansas
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Sibling
Billy Clark
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Clark
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Clark
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Clark
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earline Clark
Sibling · 1940 · age 5
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 — Union-County, Arkansas
Open full size
1940 US Federal Census — Union-County, Arkansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00177-00997)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Oliver Primm | 36 | Head | Laborer | Arkansas |
| 42 | Catherine Primm | 35 | Wife | Laborer | Arkansas |
| 43 | Jessie Fowler | 58 | Lodger | Laborer | Arkansas |
| 44 | Cleveland Watkins | 52 | Lodger | Laborer | Arkansas |
| 45 | Albert Vickers | 30 | Head | Trucker | Louisiana |
| 46 | Corrine Vickers | 30 | Wife | Maid | Arkansas |
| 47 | Neville Bradney | 40 | Head | Laborer | Arkansas |
| 48 | Florence Bradney | 35 | Wife | — | Arkansas |
| 49 | Minnie Johnson | 30 | Head | Maid | Arkansas |
| 50 | Rosetta Spivey | 75 | Head | — | Louisiana |
| 51 | Jim Davis | 49 | Son | Laborer | Louisiana |
| 52 | Mary Davis | 42 | Daughter-in-law | — | Louisiana |
| 53 | Reba Mae Davis | 14 | Granddaughter | — | Texas |
| 54 | Elizabeth Davis | 12 | Granddaughter | — | Texas |
| 55 | R. L. Davis | 11 | Grandson | — | Texas |
| 56 | John Alfred Davis | 1 | Grandson | — | Arkansas |
| 57 | Helen Mae Dawson | 12 | Boarder | — | Arkansas |
| 58 | Grover Clark | 37 | Head | Bricklayer | Louisiana |
| 59 | Bertie Clark | 23 | Wife | — | Louisiana |
| 60 | Dorothy Clark | 17 | Daughter | — | Arkansas |
| 61 | Willie Ruth Clark | 15 | Daughter | — | Arkansas |
| 62 | Mildred Clark | 13 | Daughter | — | Arkansas |
| 63 | Hazel Clark THIS PERSON | 10 | Daughter | — | Arkansas |
| 64 | Billy Charles Clark | 6 | Son | — | Arkansas |
| 65 | Earline Clark | 5 | Daughter | — | Arkansas |
| 66 | Oliver, Jr. Brown | 25 | Brother-in-law | — | Louisiana |
| 67 | Willie Underhill | 41 | Head | Trimmer | Arkansas |
| 68 | Gettie Underhill | 43 | Sister | — | Arkansas |
| 69 | David Brock | 30 | Head | Laborer | Arkansas |
| 70 | Lottie Mae Brock | 20 | Wife | Cook | Louisiana |
| 71 | Dave Arnold | 50 | Head | Laborer | Mississippi |
| 72 | Mary Jane Arnold | 36 | Wife | Cook | Arkansas |
| 73 | John L. Cole | 43 | Head | Laborer | Louisiana |
| 74 | Bessie Cole | 33 | Wife | — | Arkansas |
| 75 | Irene Cole | 17 | Daughter | — | Arkansas |
| 76 | Will Henderson | 57 | Head | Laborer | Louisiana |
| 77 | Elmer Washington | 30 | Head | — | Arkansas |
| 78 | George Washington | 20 | Son | New Worker | Arkansas |
| 79 | John W. Washington | 15 | Son | — | Arkansas |
| 80 | Addie Heady | 33 | Head | Laundress | Arkansas |
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)