JC
James Campbell — 1930 US Census Record
Model Tree available1930 United States Federal Census · King, Washington
Our Model Tree links this James Campbell across the 1910, 1920 and 1930 US Censuses in King, Washington (XGBoost, ~Confirmed), with identified parents Arthur & Archie — first a son (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Male
Son
Born: Colorado
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | King, Washington |
| Surname | Campbell |
| Given Name | James A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Messenger |
| Industry | Advertising |
| Class of Worker | 7388 |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Messenger |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1909 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Arthur Campbell | Head | — | 53 | ~1877 |
| Kio Keonmura | Other | — | 16 | ~1914 |
| H Campbell | Son | — | 24 | ~1906 |
| James Campbell | Son | — | 21 | ~1909 |
| Cora Campbell | Spouse | — | 50 | ~1880 |
Census Appearances
1910
King, Washington
Son, age 7
King, Washington · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | James A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Illinois |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1920
King, Washington
Son, age 16
King, Washington · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
King, Washington
Son, age 21
King, Washington · implied b. ~1909 — 5 household members
| Surname | Campbell |
| Given Name | James A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Illinois |
| Occupation | Messenger |
| Industry | Advertising |
| Class of Worker | 7388 |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 James Campbell across 3 US Census years (1910, 1920 and 1930) in King, Washington, using XGBoost record linkage. Identified parents: father Arthur Campbell (~0.92 confidence) and father Archie Campbell (~0.92 confidence) and father Arthur Campbell (~0.92 confidence) and mother Cora Campbell (~0.92 confidence) and mother Ora Campbell (~0.92 confidence) and mother Cora Campbell (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Campbell
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Archie Campbell
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Arthur Campbell
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Cora Campbell
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Ora Campbell
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Cora Campbell
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Campbell
Son · 1930 · age 21 · b. ~1909 · Washington
★ You are viewing this record
Sibling
H Campbell
Sibling · 1930 · age 24
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 — King, Washington
Open full size
1930 US Federal Census — King, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2497unit:0436)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Martin W Lee | 45 | Servant | Private Family | Wisconsin |
| 52 | Francisco Mesa | 25 | Servant | Servant | Philippines |
| 53 | William R Gilmore | 56 | Head | Proprietor | Northern Ireland |
| 54 | Minerva Gilmore | 56 | Wife | — | Pennsylvania |
| 55 | Helen W Gilmore | 25 | Daughter | — | Washington |
| 56 | J. Mayebara | 50 | Servant | Servant | Japan |
| 57 | Moritz Heinemann | 70 | Head | Contractor | Ohio |
| 58 | Lena Heinemann | 62 | Wife | Yes | Czecho Slovakia |
| 59 | Robert R Heinemann | 41 | Son | Salesman | Michigan |
| 60 | Thomas V Sheehan | 46 | Head | Dentist | Minnesota |
| 61 | Isabel Sheehan | 44 | Wife | — | Minnesota |
| 62 | Mary J Sheehan | 21 | Daughter | — | Minnesota |
| 63 | Thomas H Sheehan | 16 | Son | — | Washington |
| 64 | Eleanor Sheehan | 12 | Daughter | — | Washington |
| 65 | Elizabeth Hollywood | 40 | Maid | Servant | Alaska |
| 66 | John F Wood | 43 | Head | Attorney | Massachusetts |
| 67 | Marion E Wood | 36 | Wife | — | Oregon |
| 68 | John F Jr Wood | 16 | Son | — | Washington |
| 69 | Mary E Wood | 14 | Daughter | — | Washington |
| 70 | Margaret E Wood | 12 | Daughter | — | Washington |
| 71 | Virginia Q Wood | 10 | Daughter | — | Washington |
| 72 | Olive Duke | 23 | Maid | Maid | Idaho |
| 73 | Arthur E Campbell | 53 | Head | Purchasing Agent | New Jersey |
| 74 | Cora T Campbell | 50 | Wife | — | Illinois |
| 75 | H. Talbot Campbell | 24 | Son | Mechanic | Nebraska |
| 76 | James A Campbell THIS PERSON | 21 | Son | Messenger | Colorado |
| 77 | Kio Keonmura | 16 | Servant | Servant | Washington |
| 78 | Victor E Manca | 54 | Head | Restaurant Prop | Missouri |
| 79 | Hannah Manca | 58 | Wife | — | Utah |
| 80 | Vincent Manca | 36 | Son | Partner | Utah |
| 81 | Milo Manca | 28 | Son | Manufacturer | Washington |
| 82 | Eugene T Manca | 25 | Son | Waiter | Washington |
| 83 | Marcella Manca | 22 | Daughter | — | Washington |
| 84 | Josephine Manca | 19 | Daughter | — | Washington |
| 85 | Ruth Konou | 17 | Maid | Maid | Washington |
| 86 | Charles P Bryant | 50 | Head | Physician | Pennsylvania |
| 87 | Elizabeth Bryant | 46 | Wife | — | Nebraska |
| 88 | Carolyn Bryant | 20 | Daughter | — | Washington |
| 89 | Charles P Jr Bryant | 19 | Son | — | Washington |
| 90 | Trevor S Bryant | 16 | Son | — | Washington |
| 91 | Cullen Bryant | 13 | Son | — | Washington |
| 92 | Caroline Connell | 82 | Mother-in-law | — | Pennsylvania |
| 93 | Trigve Almdahl | 61 | Cook | Cook | Norway |
| 94 | Joseph L Winn | 56 | Head | Warehouseman | Wisconsin |
| 95 | Bertha L Winn | 50 | Wife | — | Canada English |
| 96 | Herbert G Winn | 22 | Son | Clerk | Washington |
| 97 | Barbara Winn | 12 | Daughter | — | Washington |
| 98 | Kathryn Larsen | 27 | Boarder | Housekeeper | Washington |
| 99 | Morris Tipp | 43 | Head | Salesman | Russia |
| 100 | Pearl K Tipp | 37 | Wife | — | Illinois |
Pedigree Summary
James + 1 sibling
Gen 1 · 6 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)