TA
Theodore Anderson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cowlitz, Washington
Our Model Tree links this Theodore Anderson across the 1910, 1920, 1930 and 1940 US Censuses in Cowlitz, Washington (XGBoost, ~Confirmed), with identified parents Ole & Mathilda — first a son (b.~1901), then head of a 3-person household.
Age 29
b. ~1901
Male
Son
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cowlitz, Washington |
| Surname | Anderson |
| Given Name | Theodore |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Timber Faller |
| Industry | Logging |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Timber Faller |
| Township / Ward | Silver Lake Precinct |
| Est. Birth Year | ~1901 |
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 Theodore | Age | Birth yr |
|---|---|---|---|---|
| Theodore Anderson | Son | — | 29 | ~1901 |
| Matilda Anderson | Head | — | 67 | ~1863 |
| Alfred Anderson | Son | — | 30 | ~1900 |
Census Appearances
1910
Lewis, Washington
Son, age 8
Lewis, Washington · implied b. ~1902 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Theodore |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Swed Swedish |
| Mother's Birthplace | Swed Swedish |
| Speaks English | English |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
Lewis, Washington
Son, age 18
Lewis, Washington · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Theodore |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Shingle Bolt Cutter |
| Industry | Shingle Company |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Cowlitz, Washington
Son, age 29
Cowlitz, Washington · implied b. ~1901 — 3 household members
| Surname | Anderson |
| Given Name | Theodore |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Timber Faller |
| Industry | Logging |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Cowlitz-County, Washington
Head, age 39
Cowlitz-County, Washington · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Ted |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Silver Lake District |
| 1935 Residence (County) | Cowlitz |
| Occupation | Logger |
| Industry | Timber Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | H 8 |
| 1935 Residence | Same place |
| 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 Theodore Anderson across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Ole Anderson (~0.92 confidence) and mother Mathilda Anderson (~0.92 confidence) and mother Mathilda Anderson (~0.92 confidence) and mother Matilda Anderson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ole Anderson
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Mathilda Anderson
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Mathilda Anderson
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Matilda Anderson
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Theodore Anderson
Son · 1930 · age 29 · b. ~1901 · Washington
★ You are viewing this record
Sibling
Alfred Anderson
Sibling · 1930 · age 30
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 — Cowlitz, Washington
Open full size
1930 US Federal Census — Cowlitz, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2487unit:0752)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Doris L Doughty | 11 | Daughter | — | Washington |
| 2 | Mildred W Doughty | 10 | Daughter | — | Washington |
| 3 | Margaret L Doughty | 7 | Daughter | — | Washington |
| 4 | Carl Carnine | 36 | Head | Farmer | Washington |
| 5 | Anna M Carnine | 29 | Wife | — | Washington |
| 6 | Eva J Carnine | 4 | Daughter | — | Washington |
| 7 | Arthur L Dahlman | 56 | Head | Farmer | Washington |
| 8 | May J Dahlman | 51 | Wife | — | Oregon |
| 9 | Ida M Dahlman | 23 | Daughter | — | Washington |
| 10 | Ethel M Dahlman | 21 | Daughter | — | Washington |
| 11 | Bessie M Dahlman | 19 | Daughter | — | Washington |
| 12 | Alfred H Karn | 36 | Head | Farmer | Iowa |
| 13 | May E Karn | 35 | Wife | — | Iowa |
| 14 | Russell K Karn | 12 | Son | — | Oklahoma |
| 15 | Clarice M Karn | 11 | Daughter | — | Oklahoma |
| 16 | Coletta B Karn | 6 | Daughter | — | Iowa |
| 17 | Oscar F Anderson | 32 | Head | Faller | Washington |
| 18 | Hettie Anderson | 22 | Wife | — | Montana |
| 19 | Dustin W Anderson | 0 | Son | — | Washington |
| 20 | Ivan W Luther | 28 | Head | Farmer | Iowa |
| 21 | Mary E Boynton | 76 | Grandmother | — | Pennsylvania |
| 22 | Leslie V Patchin | 61 | Head | Farmer | Ohio |
| 23 | Lona L Patchin | 44 | Wife | — | Washington |
| 24 | Bernice K Patchin | 19 | Daughter | — | Washington |
| 25 | Virginia R Patchin | 12 | Daughter | — | Washington |
| 26 | James M Alga | 51 | Head | Farmer | Indiana |
| 27 | Ethel Alga | 46 | Wife | — | Michigan |
| 28 | James E Alga | 17 | Son | — | Washington |
| 29 | Lawrence J Alga | 24 | Nephew | Laborer | Michigan |
| 30 | Arie Hoogwaard | 46 | Head | Wood Cutter | Holland |
| 31 | Elizabeth Hoogwaard | 42 | Wife | — | Minnesota |
| 32 | Leslie A Hoogwaard | 20 | Son | — | Minnesota |
| 33 | Vivian G Hoogwaard | 17 | Daughter | — | Washington |
| 34 | Leona A Hoogwaard | 15 | Daughter | — | Washington |
| 35 | Clarence R Hoogwaard | 13 | Son | — | Washington |
| 36 | Beverly E Hoogwaard | 11 | Daughter | — | Washington |
| 37 | Richard Hoogwaard | 9 | Son | — | Washington |
| 38 | Charles A Anderson | 37 | Head | Saw Filer | Oregon |
| 39 | Mary Anderson | 46 | Wife | — | Finland |
| 40 | Aime Isakson | 24 | Step-Son | Under Faller | Montana |
| 41 | Bese Isakson | 20 | Step-Son | Laborer | Washington |
| 42 | Frances Anderson | 13 | Daughter | — | Washington |
| 43 | Ole Anderson | 70 | Father | — | Sweden |
| 44 | Matilda Anderson | 67 | Head | — | Sweden |
| 45 | Alfred B Anderson | 30 | Son | Under Faller | Washington |
| 46 | Theodore Anderson THIS PERSON | 29 | Son | Timber Faller | Washington |
| 47 | William Gilmore | 29 | Head | Laborer | Washington |
| 48 | Eleanor V Gilmore | 36 | Wife | — | Washington |
| 49 | Dorothy F Gilmore | 14 | Step-daughter | — | Washington |
| 50 | Edwin M Gilmore | 12 | Step-son | — | Washington |
Pedigree Summary
Theodore + 1 sibling
Gen 1 · 4 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)