WC
William Cochran — 1930 US Census Record
Model Tree available1930 United States Federal Census · Whitman, Washington
Our Model Tree links this William Cochran across the 1900, 1910, 1920 and 1930 US Censuses in Whitman, Washington (XGBoost, ~Confirmed), with identified parents John & John — first a head (b.~1893), then head of a 3-person household.
Age 37
b. ~1893
Male
Head
Born: Washington
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Whitman, Washington |
| Surname | Cochran |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 24 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm-Gen |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Farmer |
| Township / Ward | Harper Precinct |
| Est. Birth Year | ~1893 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Candace Cochran | Daughter | — | 1 | ~1929 |
| William Cochran | Head | — | 37 | ~1893 |
| Georgia Cochran | Other | — | 26 | ~1904 |
Census Appearances
1900
Whitman, Washington
Son, age 8
Whitman, Washington · implied b. ~1892 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cochran |
| Given Name | Willie M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Washington |
| Birth Month | May |
| Birth Year | 1892 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | At school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1910
Whitman, Washington
Son, age 18
Whitman, Washington · implied b. ~1892 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cochran |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | Home Farm |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
Whitman, Washington
Son, age 27
Whitman, Washington · implied b. ~1893 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cochran |
| Given Name | William M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | Genl Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Whitman, Washington
Head, age 37
Whitman, Washington · implied b. ~1893 — 3 household members
| Surname | Cochran |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 24 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Farmer |
| Industry | Farm-Gen |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 William Cochran across 4 US Census years (1900, 1910, 1920 and 1930) in Whitman, Washington, using XGBoost record linkage. Identified parents: father John Cochran (~0.92 confidence) and father John Cochran (~0.92 confidence) and father Isaac Cochran (~0.92 confidence) and mother Liza Cochran (~0.92 confidence) and mother Julia Cochran (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Cochran
b. ~1829
Source father
● Household
· direct · ~0.92
Father
John Cochran
b. ~1843
Source father
● Household
· direct · ~0.92
Father
Isaac Cochran
b. ~1848
Source father
● Household
· direct · ~0.92
Mother
Liza Cochran
b. ~1856
Source mother
● Household
· direct · ~0.92
Mother
Julia Cochran
b. ~1858
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Cochran
Head · 1930 · age 37 · b. ~1893 · Washington
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Whitman, Washington
Open full size
1930 US Federal Census — Whitman, Washington
Page Contents
34 people indexed on this census page (ia:1930:15thcensus2523unit:0900)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Chas H Chambalin | 65 | Head | Farmer | Indiana |
| 52 | Anna M Chambalin | 63 | Wife-H | — | Wisconsin |
| 53 | Wayne B Chambalin | 28 | Son | Farmer | Washington |
| 54 | Hibbs | 7 | Granddaughter | — | Washington |
| 55 | Patricia E Hibbs | 5 | Granddaughter | — | Oregon |
| 56 | Samuel D Fischer | 74 | Brother-in-L | — | Wisconsin |
| 57 | Lew E Williams | 33 | Head | Laborer | Oregon |
| 58 | May J Williams | 28 | Wife-H | — | California |
| 59 | Wayne W Major | 1 | Son | — | Washington |
| 60 | John Halleberg | 32 | Head | Farmer | Nebraska |
| 61 | Theresa Halleberg | 78 | Mother-H | — | Germany |
| 62 | Arthur B Kefuger | 45 | Head | Farmer | Germany |
| 63 | Anna Kefuger | 35 | Wife-H | — | Oregon |
| 64 | Edna E Kefuger | 10 | Daughter | — | Washington |
| 65 | Bernice M Kefuger | 8 | Daughter | — | Washington |
| 66 | Milton E Kefuger | 7 | Son | — | Washington |
| 67 | Marvin L Kefuger | 5 | Son | — | Washington |
| 68 | Vincent S Kefuger | 4 | Son | — | Washington |
| 69 | Curtis A Kefuger | 2 | Son | — | Washington |
| 70 | Sam H Moore | 25 | Head | Farmer | Washington |
| 71 | Bertie G Moore | 21 | Wife-H | — | Washington |
| 72 | Sam Jr Moore | 1 | Son | — | Idaho |
| 73 | Bettie L Moore | 0 | Daughter | — | Washington |
| 74 | Allen Myers | 26 | Hired Man | Laborer | Washington |
| 75 | William Cochran THIS PERSON | 37 | Head | Farmer | Washington |
| 76 | Georgia Cochran | 26 | Wife-H | — | Washington |
| 77 | Candace E Cochran | 1 | Daughter | — | Washington |
| 78 | Thomas L Williams | 23 | Head | Farmer | Washington |
| 79 | Catherine M Williams | 59 | Mother-H | — | Kansas |
| 80 | Norman Intyre | 14 | Hired Man | Laborer | U.S. |
| 81 | Robt O Neilly | 24 | Head | Farm | Washington |
| 82 | Mabel C Neilly | 23 | Wife-H | — | Washington |
| 83 | Alex Neilly | 55 | Father | Laborer | Washington |
| 84 | Minnie Neilly | 48 | Mother | — | Kansas |
Pedigree Summary
William
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)