CC
Clarence Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Fayette-County, Pennsylvania
Our Model Tree links this Clarence Clark across the 1920, 1930 and 1940 US Censuses in Fayette-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Fayette-County, Pennsylvania |
| Surname | Clark |
| Given Name | Clarence C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | German Twp. |
| 1935 Residence (County) | Fayette |
| Additional Details | |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 25 |
| Income (1939) | 1000 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | German Twp |
| Est. Birth Year | ~1888 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| John Clark | Son | — | 15 | ~1925 |
| Clarence Clark | Head | — | 52 | ~1888 |
| Roberta Clark | Daughter | — | 5 | ~1935 |
| Olive Clark | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Fayette, Pennsylvania
Head, age 33
Fayette, Pennsylvania · implied b. ~1887 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Motorman |
| Industry | Mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | pennsylvania |
1930
Fayette, Pennsylvania
Head, age 42
Fayette, Pennsylvania · implied b. ~1888 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Motorman |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10 |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Fayette-County, Pennsylvania
Head, age 52
Fayette-County, Pennsylvania · implied b. ~1888 — 4 household members
| Surname | Clark |
| Given Name | Clarence C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | German Twp. |
| 1935 Residence (County) | Fayette |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 25 |
| Income (1939) | 1000 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| 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 Clarence Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Clarence Clark
Head · 1940 · age 52 · b. ~1888 · 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-t0627-03504-00678)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilhelmina Lytle | 21 | Daughter | — | Pennsylvania |
| 2 | William A. Sullivan | 28 | Head | Miner | Pennsylvania |
| 3 | Ruth M. Sullivan | 23 | Wife | — | Pennsylvania |
| 4 | Frank D. Sullivan | 2 | Son | — | Pennsylvania |
| 5 | Walter L. Mcmanus | 68 | Head | — | Pennsylvania |
| 6 | Mary E. Mcmanus | 69 | Wife | — | West Virginia |
| 7 | Harry H. Townsend | 21 | Head | Helper | Pennsylvania |
| 8 | Ruth M. Townsend | 20 | Wife | — | Pennsylvania |
| 9 | Melva Jean Townsend | 2 | Daughter | — | Pennsylvania |
| 10 | Clarence C. Clark THIS PERSON | 52 | Head | Laborer | Pennsylvania |
| 11 | Olive Clark | 45 | Wife | — | Pennsylvania |
| 12 | John Clark | 15 | Son | — | Pennsylvania |
| 13 | Roberta J. Clark | 5 | Daughter | — | Pennsylvania |
| 14 | Clark Mcmanis | 42 | Head | Motorman | Pennsylvania |
| 15 | Mary Alice Mcmanis | 16 | Daughter | — | Pennsylvania |
| 16 | Eleanor L. Mcmanis | 10 | Daughter | — | Pennsylvania |
| 17 | Andrew M. Matyas | 51 | Head | Loader | Czechoslovakia |
| 18 | Anna Matyas | 46 | Wife | — | Czechoslovakia |
| 19 | Joseph Matyas | 19 | Son | Blacksmith | Ohio |
| 20 | Margaret Matyas | 17 | Daughter | Servant | Pennsylvania |
| 21 | Steven Matyas | 15 | Son | — | Pennsylvania |
| 22 | Gisella Matyas | 13 | Daughter | — | Pennsylvania |
| 23 | Velma Matyas | 9 | Daughter | — | Pennsylvania |
| 24 | Bard Matyas | 7 | Son | — | Pennsylvania |
| 25 | Frances Matyas | 2 | Daughter | — | Pennsylvania |
| 26 | Louis Krydle | 53 | Head | Electrician | Germany |
| 27 | Christina Krydle | 54 | Wife | — | Pennsylvania |
| 28 | Margaret Krydle | 17 | Daughter | — | Pennsylvania |
| 29 | Patricia Krydle | 16 | Daughter | — | Pennsylvania |
| 30 | Edward Krydle | 14 | Son | — | Pennsylvania |
| 31 | Nicholas Prolik | 50 | Head | Salesman | Austria |
| 32 | Julia Prolik | 70 | Wife | — | Yugoslavia |
| 33 | Peter Smargie | 53 | Head | — | Austria |
| 34 | Anna Smargie | 54 | Wife | — | Austria |
| 35 | Melvin Smargie | 34 | Son | Driver | Pennsylvania |
| 36 | Nicholas Smargie | 30 | Son | Laborer | Pennsylvania |
| 37 | Michael Smargie | 25 | Son | Digger | Pennsylvania |
| 38 | Martha Smargie | 23 | Daughter | Houseworker | Pennsylvania |
| 39 | Betty Smargie | 21 | Daughter | Servant | Pennsylvania |
| 40 | Joseph Smargie | 18 | Son | Driver | Pennsylvania |
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)