RC
Ralph Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wyandotte-County, Kansas
Our Model Tree links this Ralph Clark across the 1920, 1930 and 1940 US Censuses in Wyandotte-County, Kansas (XGBoost, ~Confirmed), with identified parents Charles & Fanny — first a head (b.~1902), then head of a 3-person household.
Age 38
b. ~1902
Male
Head
Born: Oklahoma
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wyandotte-County, Kansas |
| Surname | Clark |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Quindaro Township |
| 1935 Residence (County) | Wyandotte |
| Additional Details | |
| Occupation | Clerk |
| Industry | Steam Railway |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1920 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Occupation | Clerk |
| Township / Ward | Quindaro Township |
| Est. Birth Year | ~1902 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Ida Clark | Spouse | — | 40 | ~1900 |
| Ralph Clark | Head | — | 38 | ~1902 |
| Geraldine Clark | Daughter | — | 13 | ~1927 |
Census Appearances
1920
Wyandotte, Kansas
Son, age 18
Wyandotte, Kansas · implied b. ~1902 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Filing clerk |
| Industry | Electric Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1930
Wyandotte, Kansas
Head, age 28
Wyandotte, Kansas · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Ralph V. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| Age at First Marriage | 23 |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Yard Clerk |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 2000 |
| Veteran | No |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Wyandotte-County, Kansas
Head, age 38
Wyandotte-County, Kansas · implied b. ~1902 — 3 household members
| Surname | Clark |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Quindaro Township |
| 1935 Residence (County) | Wyandotte |
| Occupation | Clerk |
| Industry | Steam Railway |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1920 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Ralph Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Clark (~0.92 confidence) and mother Fanny Clark (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Clark
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Fanny Clark
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Clark
Head · 1940 · age 38 · b. ~1902 · Kansas
★ 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 — Wyandotte-County, Kansas
Open full size
1940 US Federal Census — Wyandotte-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01266-00556)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Kenneth Zimmerman | 29 | Head | Clerk | Kansas |
| 42 | Elsie D. Zimmerman | 31 | Wife | — | Kansas |
| 43 | Donald Zimmerman | 7 | Son | — | Kansas |
| 44 | Bernard Zimmerman | 5 | Son | — | Kansas |
| 45 | Matt Calovich | 49 | Head | Labourer | Austria |
| 46 | Lube Calovich | 45 | Wife | — | Austria |
| 47 | Joseph Calovich | 20 | Son | Labourer | Indiana |
| 48 | Matthew Calovich | 18 | Son | Helper | Indiana |
| 49 | Tony Calovich | 16 | Son | — | Kansas |
| 50 | Dorothy Calovich | 14 | Daughter | — | Kansas |
| 51 | Katherine Calovich | 12 | Daughter | — | Kansas |
| 52 | Ralph Clark THIS PERSON | 38 | Head | Clerk | Oklahoma |
| 53 | Ida Clark | 40 | Wife | — | Iowa |
| 54 | Geraldine Clark | 13 | Daughter | — | Kansas |
| 55 | Wilber E. Clark | 34 | Head | Manager | Oklahoma |
| 56 | Beatrice Clark | 36 | Wife | Clerk | Ireland |
| 57 | Ruth E. Clark | 6 | Daughter | — | Kansas |
| 58 | Duncan Dewar | 63 | Head | Proprietor | Scotland |
| 59 | Belle Dewar | 52 | Wife | — | Ohio |
| 60 | Joy A. Mapes | 24 | Head | Labourer | Kansas |
| 61 | Edith Mapes | 27 | Wife | — | Missouri |
| 62 | Walter Mapes | 5 | Son | — | Kansas |
| 63 | Colleen Mapes | 4 | Daughter | — | Kansas |
| 64 | Bernard Goldblatt | 35 | Head | Physician | Massachusetts |
| 65 | Rachel Goldblatt | 28 | Wife | — | Scotland |
| 66 | Allen B. Goldblatt | 2 | Son | — | Kansas |
| 67 | Hattie Baker | 64 | Head | — | Ohio |
| 68 | Miles M. Berry | 35 | Head | Labourer | Iowa |
| 69 | Mildred Berry | 39 | Wife | Operator | Missouri |
| 70 | Richard Berry | 11 | Son | — | Kansas |
| 71 | Eugene M. Garlet | 41 | Head | Labourer | Kansas |
| 72 | Letta Garlet | 39 | Wife | — | Kansas |
| 73 | James H. Garlet | 54 | Head | Clerk | Kansas |
| 74 | Lina Garlet | 44 | Wife | — | Missouri |
| 75 | George E. Williams | 56 | Head | Operator | Kentucky |
| 76 | Marie Williams | 28 | Wife | — | Colorado |
| 77 | Charles M. Estes | 61 | Father in law | — | Missouri |
| 78 | Laurence Teale | 38 | Head | Machinist | Oklahoma |
| 79 | Gertrude Teale | 36 | Wife | — | Kansas |
| 80 | Delores Teale | 12 | Daughter | — | Kansas |
Pedigree Summary
Ralph
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)