HC
Hazel Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Fayette-County, Pennsylvania
Our Model Tree links this Hazel Clark across the 1920, 1930 and 1940 US Censuses in Fayette-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Clarence & Alice — first a spouse (b.~1912), then head of a 6-person household.
Age 28
b. ~1912
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Fayette-County, Pennsylvania |
| Surname | Clark |
| Given Name | Hazel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Puritan |
| 1935 Residence (County) | Fayette |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | German Township |
| Est. Birth Year | ~1912 |
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 1940 census.
| Name | Relation to head | Relative to Hazel | Age | Birth yr |
|---|---|---|---|---|
| Luther Clark | Son | — | 10 | ~1930 |
| Doris Clark | Daughter | — | 3 | ~1937 |
| Ralph Clark | Son | — | 6 | ~1934 |
| Joseph Shultz | Other | — | 34 | ~1906 |
| Hazel Clark | Spouse | — | 28 | ~1912 |
| Carl Clark | Head | — | 34 | ~1906 |
Census Appearances
1920
Fayette, Pennsylvania
Daughter, age 6
Fayette, Pennsylvania · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Hazel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Fayette, Pennsylvania
Daughter, age 17
Fayette, Pennsylvania · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Hazel |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Fayette-County, Pennsylvania
Spouse, age 28
Fayette-County, Pennsylvania · implied b. ~1912 — 6 household members
| Surname | Clark |
| Given Name | Hazel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Puritan |
| 1935 Residence (County) | Fayette |
| Highest Grade | 8 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Clarence Clark (~0.92 confidence) and mother Alice Clark (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Clarence Clark
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Alice Clark
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Hazel Clark
Spouse · 1940 · age 28 · b. ~1912 · Pennsylvania
★ 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 — Fayette-County, Pennsylvania
Open full size
1940 US Federal Census — Fayette-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03504-00659)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elaine Burden | 19 | Daughter | — | Virginia |
| 42 | Elisha Burden | 17 | Son | — | Virginia |
| 43 | Inez Burden | 14 | Daughter | — | Pennsylvania |
| 44 | Marian Burden | 11 | Daughter | — | Pennsylvania |
| 45 | Ruth Ray Burden | 2 | Daughter | — | Pennsylvania |
| 46 | Charlie Helmick | 40 | Head | Machine Cutter | Pennsylvania |
| 47 | Julia Helmick | 36 | Wife | — | Pennsylvania |
| 48 | Charles, Jr. Helmick | 17 | Son | — | Pennsylvania |
| 49 | Wayne Helmick | 15 | Son | — | Pennsylvania |
| 50 | Jackie Helmick | 11 | Son | — | Pennsylvania |
| 51 | Joan Helmick | 5 | Daughter | — | Pennsylvania |
| 52 | Sheila Helmick | 2 | Daughter | — | Pennsylvania |
| 53 | Joseph David | 57 | Head | Stable Boss | Pennsylvania |
| 54 | Sadie David | 54 | Wife | — | Pennsylvania |
| 55 | Samuel David | 22 | Son | Assistant Trackman In Mine | Pennsylvania |
| 56 | Catherine E. David | 18 | Daughter | — | Pennsylvania |
| 57 | Thomas David | 28 | Head | Assistant Stable Boss | Pennsylvania |
| 58 | Nellie David | 29 | Wife | — | Pennsylvania |
| 59 | Dorothy L. David | 4 | Daughter | — | Pennsylvania |
| 60 | Richard L. David | 2 | Son | — | Pennsylvania |
| 61 | Jacob P. Murphy | 56 | Head | Riverman | Pennsylvania |
| 62 | Jacob L. Murphy | 18 | Son | Worker Looking For A Job | Pennsylvania |
| 63 | Gertrude Murphy | 16 | Daughter | — | Pennsylvania |
| 64 | Edgar H. Murphy | 13 | Son | — | Pennsylvania |
| 65 | Theodore J. Murphy | 11 | Son | — | Pennsylvania |
| 66 | Timothy Skiles | 23 | Head | Laborer Project | Pennsylvania |
| 67 | Mary Skiles | 20 | Wife | — | Pennsylvania |
| 68 | Emerson David | 32 | Head | Riverman | Pennsylvania |
| 69 | Agnes David | 29 | Wife | — | Maryland |
| 70 | Marjorie David | 10 | Daughter | — | Pennsylvania |
| 71 | Pauline David | 8 | Daughter | — | Pennsylvania |
| 72 | Sara David | 4 | Daughter | — | West Virginia |
| 73 | Carl Clark | 34 | Head | Truck Driver | Pennsylvania |
| 74 | Hazel Clark THIS PERSON | 28 | Wife | — | Pennsylvania |
| 75 | Luther Clark | 10 | Son | — | Pennsylvania |
| 76 | Ralph Clark | 6 | Son | — | Pennsylvania |
| 77 | Doris Elaine Clark | 3 | Daughter | — | Pennsylvania |
| 78 | Joseph Shultz | 34 | Lodger | Fall Maker | Pennsylvania |
| 79 | George W. Nycum | 46 | Head | Master Mechanic | Pennsylvania |
| 80 | Elizabeth Nycum | 53 | Wife | — | Pennsylvania |
Pedigree Summary
Hazel
Gen 1 · 2 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)