RC
Richard Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Franklin-County, Ohio
Our Model Tree links this Richard Clark across the 1920, 1930 and 1940 US Censuses in Franklin-County, Ohio (XGBoost, ~Confirmed), with identified parents Rocco & Roscoe — first a son (b.~1919), then head of a 2-person household.
Age 21
b. ~1919
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Ohio |
| Surname | Clark |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Grove City |
| 1935 Residence (County) | Franklin |
| Additional Details | |
| Highest Grade | C 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Olentangy Village |
| Est. Birth Year | ~1919 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Ruth Clark | Head | — | 44 | ~1896 |
| Richard Clark | Son | — | 21 | ~1919 |
Census Appearances
1920
Franklin, Ohio
Son, age 2
Franklin, Ohio · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Franklin, Ohio
Son, age 12
Franklin, Ohio · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Franklin-County, Ohio
Son, age 21
Franklin-County, Ohio · implied b. ~1919 — 2 household members
| Surname | Clark |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Grove City |
| 1935 Residence (County) | Franklin |
| Highest Grade | C 4 |
| 1935 Residence | Ohio |
| 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 Richard Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Rocco Clark (~0.92 confidence) and father Roscoe Clark (~0.92 confidence) and mother Florence Clark (~0.92 confidence) and mother Ruth Clark (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Rocco Clark
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Roscoe Clark
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Florence Clark
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Ruth Clark
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Richard Clark
Son · 1940 · age 21 · b. ~1919 · 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 — Franklin-County, Ohio
Open full size
1940 US Federal Census — Franklin-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03068-00532)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leola L. Gibson | 54 | Head | Hostess | Ohio |
| 42 | J. Philip Frame | 33 | Head | Salesman | New Jersey |
| 43 | Helen M. Frame | 29 | Wife | — | Pennsylvania |
| 44 | Herman Riedel | 33 | Head | Salesman | Illinois |
| 45 | Leone Riedel | 29 | Wife | — | Wisconsin |
| 46 | Joan Riedel | 5 | Daughter | — | Illinois |
| 47 | Faith Johnston | 36 | Head | Principal | Ohio |
| 48 | Ina Talberg | 31 | Head | Teacher | Russia |
| 49 | Montgomery Campbell | 41 | Head | District Supervisor | Ohio |
| 50 | Lucy Campbell | 44 | Wife | — | Ohio |
| 51 | Kenneth Fishel | 27 | Head | Contractor | Missouri |
| 52 | Martha Fishel | 25 | Wife | — | Pennsylvania |
| 53 | William F. Lupes | 53 | Head | Supervisor | Ohio |
| 54 | Lillian O. Lupes | 27 | Wife | — | Ohio |
| 55 | Mildred Hatch | 40 | Head | Social Worker | Pennsylvania |
| 56 | Mary Yost | 24 | Head | Teacher | Pennsylvania |
| 57 | Henrietta Cherrington | 25 | Partner | Teacher | Ohio |
| 58 | Candace M. Haigler | 42 | Head | Secretary | Ohio |
| 59 | Lida H. Stevenson | 58 | Head | Clerical Work | Pennsylvania |
| 60 | G. Leroy Schnell | 62 | Head | — | Indiana |
| 61 | Alice I. Mckinney | 31 | Head | Librarian | Iowa |
| 62 | Ashton Kidder | 29 | Head | Auditor | West Virginia |
| 63 | Ruth Clark | 44 | Head | Investigator | Ohio |
| 64 | Richard Clark THIS PERSON | 21 | Son | — | Ohio |
| 65 | Al J. Welty | 47 | Head | Salesman | Ohio |
| 66 | Mabel Welty | 42 | Wife | Saleslady | Ohio |
| 67 | Kathryn Mallonni | 37 | Head | Social Worker | Indiana |
| 68 | Kathryn Weitzel | 36 | Head | Catering Manager | Kentucky |
| 69 | J. Glenn Weitzel | 22 | Brother | Clerical | Kentucky |
| 70 | Ruth Streitz | 47 | Head | Professor | Nebraska |
| 71 | Alex Laurie | 47 | Head | Teacher | France |
| 72 | Ivon Victor Geiger | 44 | Head | Secretary | Ohio |
| 73 | Bernice Leone Geiger | 48 | Wife | — | Ohio |
| 74 | Mary Elizabeth Geiger | 21 | Daughter | Clerk | Ohio |
| 75 | Kathleen Geiger | 19 | Daughter | Saleslady | Ohio |
| 76 | James J. West | 35 | Head | Examiner | Ohio |
| 77 | Mildred A. West | 34 | Wife | Stenographer | Ohio |
| 78 | Donna Jean West | 13 | Daughter | — | Ohio |
| 79 | Alma Elizabeth Bodell | 37 | Partner | Drug Clerk | Ohio |
| 80 | J. P. Hummel | 35 | Head | Oil Man | Missouri |
Pedigree Summary
Richard
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)