RC
Ralph Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Red-Willow-County, Nebraska
Our Model Tree links this Ralph Clark across the 1920, 1930 and 1940 US Censuses in Red-Willow-County, Nebraska (XGBoost, ~Confirmed), with identified parents Ralph & Ralph — first a head (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Head
Born: Hawaii
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Red-Willow-County, Nebraska |
| Surname | Clark |
| Given Name | Ralph Geo. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Hawaii |
| 1935 Residence (City) | Bartley village |
| 1935 Residence (County) | Red Willow |
| Naturalization Status | Am Cit |
| Additional Details | |
| Occupation | Book Keeper |
| Industry | WPA Project |
| Class of Worker | GW |
| Hours Worked | 32 |
| Income (1939) | 355 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Hawaii |
| Birth Country | United States |
| Birthplace (normalized) | hawaii |
| Occupation | Book Keeper |
| Township / Ward | Bartley Village |
| Est. Birth Year | ~1911 |
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 Ralph | Age | Birth yr |
|---|---|---|---|---|
| Marie Clark | Spouse | — | 29 | ~1911 |
| Ralph Clark | Head | — | 29 | ~1911 |
| Robert Clark | Son | — | 2 | ~1938 |
| Violet Clark | Daughter | — | 3 | ~1937 |
Census Appearances
1920
Redwillow, Nebraska
Son, age 9
Redwillow, Nebraska · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Ralph J. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Hawaii |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Hawaii |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Hawaii |
| Birth Country | United States |
| Birthplace (normalized) | hawaii |
1930
Red Willow, …
Son, age 18
Red Willow, Nebraska · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Ralph J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Hawaii |
| Naturalization Status | Naturalized |
| Year of Immigration | 1914 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Hawaii |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth State | Hawaii |
| Birth Country | United States |
| Birthplace (normalized) | hawaii |
1940
Red-Willow-County, Nebraska
Head, age 29
Red-Willow-County, Nebraska · implied b. ~1911 — 4 household members
| Surname | Clark |
| Given Name | Ralph Geo. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Hawaii |
| 1935 Residence (City) | Bartley village |
| 1935 Residence (County) | Red Willow |
| Naturalization Status | Am Cit |
| Occupation | Book Keeper |
| Industry | WPA Project |
| Class of Worker | GW |
| Hours Worked | 32 |
| Income (1939) | 355 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Hawaii |
| Birth Country | United States |
| Birthplace (normalized) | hawaii |
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 3 locations, using XGBoost record linkage. Identified parents: father Ralph Clark (~0.92 confidence) and father Ralph Clark (~0.92 confidence) and mother Elizabeth Clark (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ralph Clark
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Ralph Clark
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Clark
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Clark
Head · 1940 · age 29 · b. ~1911 · Nebraska
★ 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 — Red-Willow-County, Nebraska
Open full size
1940 US Federal Census — Red-Willow-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02261-00928)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arthur B. Grosch | 47 | Head | Section Laborer | Germany |
| 2 | Ethel A. Grosch | 47 | Wife | — | Nebraska |
| 3 | Harold Grosch | 22 | Son | Laborer | Nebraska |
| 4 | Marion Grosch | 20 | Son | Laborer | Nebraska |
| 5 | Wilbur Grosch | 16 | Son | — | Nebraska |
| 6 | Arlene Grosch | 13 | Daughter | — | Kansas |
| 7 | Moses King | 77 | Head | — | Indiana |
| 8 | Ralph Geo. Clark THIS PERSON | 29 | Head | Book Keeper | Hawaii |
| 9 | Marie K. Clark | 29 | Wife | — | Nebraska |
| 10 | Violet Clark | 3 | Daughter | — | Nebraska |
| 11 | Robert J. Clark | 2 | Son | — | Nebraska |
| 12 | Dale C. Proud | 25 | Head | Oil Tank Driver | Nebraska |
| 13 | Thelma M. Proud | 22 | Wife | Operator | Nebraska |
| 14 | Emma Rawson | 52 | Aunt | Operator | Nebraska |
| 15 | Edmund Davis | 63 | Head | Veterinarian | Iowa |
| 16 | Minnie Arpsell | Artsell | 70 | Head | — | Iowa |
| 17 | Lucy S. Epley | 62 | Head | — | Missouri |
| 18 | James A. Curtis | 34 | Son-in-Law | Laborer | Oklahoma |
| 19 | Don C. Shoemaker | 42 | Lodger | Agent Telegraph | Nebraska |
| 20 | Raymond Foster | 28 | Lodger | Laborer | Nebraska |
| 21 | Della S. Dearmond | 69 | Head | — | Iowa |
| 22 | Ercie Fuller | 33 | Daughter | Clerk | Nebraska |
| 23 | Lillie G. Robinson | 57 | Head | — | Iowa |
| 24 | John G. Jones | 63 | Head | — | Nebraska |
| 25 | Alfred G. Harfield | 57 | Head | Mechanic | Iowa |
| 26 | Irene Harfield | 38 | Wife | — | Missouri |
| 27 | Jerry L. Harfield | 10 | Son | — | Nebraska |
| 28 | Cordelia S. Seymore | 63 | Head | — | Nebraska |
| 29 | Grace Glincher | Clincher | 53 | Sister | — | Nebraska |
| 30 | Walter B. Lucking | 40 | Head | Undertaker | Nebraska |
| 31 | Icel L. Lucking | 35 | Wife | — | Nebraska |
| 32 | Neil P. Lucking | 14 | Son | — | Nebraska |
| 33 | Mary G. Crawmer | 58 | Head | — | Illinois |
| 34 | Stanley S. Crawmer | 33 | Son | Proprietor | Nebraska |
| 35 | Wanda S. Crawmer | 29 | Daughter | English Teacher | Nebraska |
| 36 | Aletha A. Edwards | 62 | Head | — | Nebraska |
| 37 | Mattie Burton | 68 | Head | — | Connecticut |
| 38 | Mary A. Rittenburg | 75 | Head | — | Illinois |
| 39 | Walter S. Conner | 69 | Head | Marshal | Ohio |
| 40 | Anna M. Conner | 60 | Wife | — | Ohio |
Pedigree Summary
Ralph
Gen 1 · 3 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)