JC
John Clark — 1930 US Census Record
Model Tree available1930 United States Federal Census · Yakima, Washington
Our Model Tree links this John Clark across the 1910, 1920 and 1930 US Censuses in Yakima, Washington (XGBoost, ~Confirmed), with identified parents Sherman & Almon — first a son (b.~1897), then head of a 4-person household.
Age 33
b. ~1897
Male
Son
Born: Nebraska
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Yakima, Washington |
| Surname | Clark |
| Given Name | John W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Union Gap Town |
| Est. Birth Year | ~1897 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Irma Clark | Daughter | — | 21 | ~1909 |
| Sherman Clark | Head | — | 63 | ~1867 |
| John Clark | Son | — | 33 | ~1897 |
| Mary Clark | Spouse | — | 62 | ~1868 |
Census Appearances
1910
Yakima, Washington
Son, age 11
Yakima, Washington · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1920
Yakima, Washington
Son, age 21
Yakima, Washington · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | John W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Yakima, Washington
Son, age 33
Yakima, Washington · implied b. ~1897 — 4 household members
| Surname | Clark |
| Given Name | John W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 John Clark across 3 US Census years (1910, 1920 and 1930) in Yakima, Washington, using XGBoost record linkage. Identified parents: father Sherman Clark (~0.92 confidence) and father Almon Clark (~0.92 confidence) and father Thomas Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sherman Clark
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Almon Clark
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Thomas Clark
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Clark
Son · 1930 · age 33 · b. ~1897 · Washington
★ You are viewing this record
Sibling
Irma Clark
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Yakima, Washington
Open full size
1930 US Federal Census — Yakima, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2525unit:0310)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Kirk | 70 | Head | Shearing | Utah |
| 2 | Martha M Kirk | 64 | Wife | — | Minnesota |
| 3 | Robert E Kirk | 25 | Son | — | Washington |
| 4 | Leland R Kirk | 12 | Son | — | Washington |
| 5 | Robert C Berndt | 27 | Lodger | Shearer | Wisconsin |
| 6 | Velma Berndt | 21 | Lodger | — | Montana |
| 7 | Jess P Berndt | 3 | Lodger | — | Wyoming |
| 8 | William R Berndt | 2 | Lodger | — | Washington |
| 9 | Julia Butter | 60 | Head | — | Michigan |
| 10 | Anna Butter | 21 | Daughter | Stenographer | Washington |
| 11 | Amos A Grover | 35 | Head | Farm Labor | Oklahoma |
| 12 | Lorena L Grover | 34 | Wife | — | Missouri |
| 13 | Luella M Grover | 6 | Daughter | — | Washington |
| 14 | Elamadean Grover | 2 | Daughter | — | Washington |
| 15 | Alvin A Grover | 0 | Son | — | Washington |
| 16 | Jesse W Henry | 48 | Head | Pastor | Missouri |
| 17 | Ida M Henry | 40 | Wife | — | Missouri |
| 18 | John F Mills | 76 | Head | — | Oregon |
| 19 | Sarah Mills | 63 | Wife | — | Washington |
| 20 | Julius S Atwater | 78 | Head | — | New York |
| 21 | Frances Atwater | 73 | Wife | — | New York |
| 22 | Sherman W Clark | 63 | Head | Laborer | Iowa |
| 23 | Mary E Clark | 62 | Wife | — | Iowa |
| 24 | John W Clark THIS PERSON | 33 | Son | — | Nebraska |
| 25 | Irma L Clark | 21 | Daughter | Truck Driver | Oregon |
| 26 | Charles E Kelly | 38 | Head | Farm Labor | South Dakota |
| 27 | Clara Kelly | 28 | Wife | — | Minnesota |
| 28 | Charlotte M Kelly | 11 | Daughter | — | Minnesota |
| 29 | Lois M Kelly | 10 | Daughter | — | North Dakota |
| 30 | Duane J Kelly | 7 | Son | — | Washington |
| 31 | Leland J Kelly | 5 | Son | — | Washington |
| 32 | Jacqueline Kelly | 3 | Daughter | — | Washington |
| 33 | Nora M Wagner | 31 | Sister in law | — | Minnesota |
| 34 | Arthur R Wagner | 12 | Nephew | — | Minnesota |
| 35 | Mary L Wagner | 9 | Niece | — | North Dakota |
| 36 | Betty L Wagner | 5 | Niece | — | Washington |
| 37 | Clarence Courtright | 34 | Head | Dairyman | Washington |
| 38 | Virginia Courtright | 24 | Wife | — | Kansas |
| 39 | Clarence C Courtright | 2 | Son | — | Washington |
| 40 | Fletcher S Robertson | 74 | Head | — | Indiana |
| 41 | Irene Robertson | 61 | Wife | — | Wisconsin |
| 42 | Kenneth Mckenzie | 47 | Head | Carpenter | Scotland |
| 43 | Bertha Mckenzie | 37 | Wife | Fruit Worker | Washington |
| 44 | Florence D Mckenzie | 16 | Daughter | — | Washington |
| 45 | Donald F Mckenzie | 8 | Son | — | Washington |
| 46 | William H Norford | 51 | Head | Janitor | United States |
| 47 | Anna A Norford | 55 | Wife | — | Oregon |
| 48 | Orlando Beck | 72 | Head | Marshall | Missouri |
| 49 | Corinne Beck | 65 | Wife | — | Iowa |
| 50 | Harland O Pence | 44 | Son in law | Driver | Oregon |
Pedigree Summary
John + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)