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Frank Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Guernsey-County, Ohio
Our Model Tree links this Frank Clark across the 1910, 1920, 1930 and 1940 US Censuses in Guernsey-County, Ohio (XGBoost, ~Confirmed), with identified parents Sadie & Julia — first a head (b.~1903), then head of a 5-person household.
Age 37
b. ~1903
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Guernsey-County, Ohio |
| Surname | Clark |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Guernsey |
| Additional Details | |
| Occupation | Laborer |
| Industry | Road Rep. Proj. |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 880 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer |
| Township / Ward | Cambridge |
| Est. Birth Year | ~1903 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Frank Clark | Head | — | 37 | ~1903 |
| Carl Clark | Son | — | 11 | ~1929 |
| Robert Clark | Son | — | 8 | ~1932 |
| James Clark | Son | — | 9 | ~1931 |
| Gladys Clark | Spouse | — | 32 | ~1908 |
Census Appearances
1910
Guernsey, Ohio
Son, age 7
Guernsey, Ohio · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Frank E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Guernsey, Ohio
Son, age 17
Guernsey, Ohio · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Frank C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Guernsey, Ohio
Head, age 27
Guernsey, Ohio · implied b. ~1903 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 25 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Mechanic |
| Industry | Sheet Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2000 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Guernsey-County, Ohio
Head, age 37
Guernsey-County, Ohio · implied b. ~1903 — 5 household members
| Surname | Clark |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Guernsey |
| Occupation | Laborer |
| Industry | Road Rep. Proj. |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 880 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Frank Clark across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Sadie Clark (~0.92 confidence) and mother Julia Clark (~0.92 confidence) and father James Clark (~0.92 confidence) and father James Clark (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Sadie Clark
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Julia Clark
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
James Clark
b. ~1880
Source father
● Household
· direct · ~0.92
Father
James Clark
b. ~1880
Source father
● Household
· direct · ~0.92
This person
Anchor record
Frank Clark
Head · 1940 · age 37 · b. ~1903 · Ohio
★ 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 — Guernsey-County, Ohio
Open full size
1940 US Federal Census — Guernsey-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03075-00196)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred Warren | 74 | Head | — | Ohio |
| 2 | Robert Gallagher | 41 | Head | Road Repair | Ohio |
| 3 | Gertrude Gallagher | 35 | Wife | — | Ohio |
| 4 | Sulphenna Gallagher | 75 | Mother | — | Ohio |
| 5 | Harry Reynolds | 48 | Head | Attendant | Ohio |
| 6 | Rose Reynolds | 52 | Wife | Waitress | Ohio |
| 7 | Joseph Klass | 39 | Head | — | Ohio |
| 8 | Pauline Klass | 33 | Wife | Housekeeper | Ohio |
| 9 | Betty Klass | 16 | Daughter | — | Ohio |
| 10 | John Klass | 15 | Son | — | Ohio |
| 11 | Edmund Klass | 14 | Son | — | Ohio |
| 12 | Ida Antill | 37 | Head | Waitress | Ohio |
| 13 | Arthur Antill | 45 | Husband | Attendant | Ohio |
| 14 | Aubrey Antill | 16 | Son | — | Ohio |
| 15 | Lincoln Evans | 75 | Head | — | West Virginia |
| 16 | Ella Evans | 70 | Wife | — | Ohio |
| 17 | Frank Clark THIS PERSON | 37 | Head | Laborer | Ohio |
| 18 | Gladys Clark | 32 | Wife | — | Ohio |
| 19 | Carl Clark | 11 | Son | — | Ohio |
| 20 | James Clark | 9 | Son | — | Ohio |
| 21 | Robert Clark | 8 | Son | — | Ohio |
| 22 | William Bebout | 61 | Head | Fireman | Ohio |
| 23 | Richard Bebout | 23 | Son | Laborer | Ohio |
| 24 | Sam Casey | 57 | Head | Laborer | Wisconsin |
| 25 | Jennie Casey | 52 | Wife | — | Ohio |
| 26 | Samuel Casey | 16 | Son | — | Ohio |
| 27 | Virginia Casey | 11 | Daughter | — | Ohio |
| 28 | Mary E. Moorehead | 74 | Head | — | Ohio |
| 29 | Fred Duffey | 74 | Lodger | Telephone Operator | Ohio |
| 30 | Leonard Duffey | 20 | Lodger | Driver | Ohio |
| 31 | Simon J. Steffey | 67 | Roomer | — | Ohio |
| 32 | Rosa Steffey | 69 | Roomer | — | Ohio |
| 33 | Fred, Jr. Wayler | 24 | Head | Truck Driver | Ohio |
| 34 | Rosemary Wayler | 23 | Wife | — | Ohio |
| 35 | Jimmy Wayler | 5 | Son | — | Ohio |
| 36 | Louis Lashinsky | 60 | Head | Dealer | Russia |
| 37 | Rachel Lashinsky | 52 | Wife | — | Poland |
| 38 | Isadore Lashinsky | 30 | Son | Assistant | Ohio |
| 39 | Ethel Lashinsky | 20 | Daughter | — | West Virginia |
| 40 | Ott Barnes | 57 | Head | Miner | Ohio |
Pedigree Summary
Frank
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)