EA
Ernest Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cowlitz-County, Washington
Our Model Tree links this Ernest Anderson across the 1920, 1930 and 1940 US Censuses in Cowlitz-County, Washington (XGBoost, ~Confirmed), with identified parents Peter & Julia — first a head (b.~1892), then head of a 4-person household.
Age 48
b. ~1892
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cowlitz-County, Washington |
| Surname | Anderson |
| Given Name | Ernest |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | West Precinct 24 |
| 1935 Residence (County) | Cowlitz |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | County road work |
| Class of Worker | GW |
| Hours Worked | 32 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Truck Driver |
| Township / Ward | West Precinct 24 |
| Est. Birth Year | ~1892 |
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 Ernest | Age | Birth yr |
|---|---|---|---|---|
| Ernest Anderson | Head | — | 48 | ~1892 |
| Rainold Anderson | Son | — | 14 | ~1926 |
| Louis Anderson | Son | — | 18 | ~1922 |
| Dora Anderson | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Cowlitz, Washington
Son, age 27
Cowlitz, Washington · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Ernest |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Engineer |
| Industry | Logging Camp |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Cowlitz, Washington
Head, age 38
Cowlitz, Washington · implied b. ~1892 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Ernest W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 23 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | Poultry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | R |
| Veteran | Yes WW |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Cowlitz-County, Washington
Head, age 48
Cowlitz-County, Washington · implied b. ~1892 — 4 household members
| Surname | Anderson |
| Given Name | Ernest |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | West Precinct 24 |
| 1935 Residence (County) | Cowlitz |
| Occupation | Truck Driver |
| Industry | County road work |
| Class of Worker | GW |
| Hours Worked | 32 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Ernest Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Peter Anderson (~0.92 confidence) and mother Julia Anderson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Peter Anderson
b. ~1856
Source father
● Household
· direct · ~0.92
Mother
Julia Anderson
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ernest Anderson
Head · 1940 · age 48 · b. ~1892 · Washington
★ 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 — Cowlitz-County, Washington
Open full size
1940 US Federal Census — Cowlitz-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04337-00153)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles E. Scott | 36 | Head | Longshoreman | Washington |
| 2 | Georgia Scott | 36 | Wife | — | Washington |
| 3 | Duane Scott | 12 | Son | — | Washington |
| 4 | Peggy Lou Scott | 10 | Daughter | — | Washington |
| 5 | Mike Sudar | 56 | Head | Farmer | Yugoslavia |
| 6 | Christine A. Sudar | 65 | Wife | — | Minnesota |
| 7 | Walter D. Howard | 63 | Head | Watchman | Washington |
| 8 | Henry A. Smathers | 70 | Head | Farmer | North Carolina |
| 9 | Eugenia Smathers | 67 | Wife | — | West Virginia |
| 10 | Ralph Smathers | 18 | Son | — | Washington |
| 11 | Daniel B. Horton | 76 | Head | — | Alabama |
| 12 | Anna Horton | 56 | Wife | — | Sweden |
| 13 | Willis J. Johnson | 32 | Head | Handler | Arkansas |
| 14 | Lula Johnson | 32 | Wife | — | Arkansas |
| 15 | Margie Johnson | 12 | Daughter | — | Arkansas |
| 16 | Marvin Johnson | 11 | Son | — | Arkansas |
| 17 | Vernon Johnson | 10 | Son | — | Arkansas |
| 18 | Faye Johnson | 8 | Daughter | — | Arkansas |
| 19 | Gaye Johnson | 6 | Daughter | — | Arkansas |
| 20 | Joyce Johnson | 3 | Daughter | — | Washington |
| 21 | Ernest Anderson THIS PERSON | 48 | Head | Truck Driver | Iowa |
| 22 | Dora Anderson | 41 | Wife | — | Washington |
| 23 | Louis Anderson | 18 | Son | — | Oregon |
| 24 | Rainold Anderson | 14 | Son | — | Oregon |
| 25 | William H. Williamson | 81 | Head | Farmer | Wisconsin |
| 26 | Ida L. Williamson | 67 | Wife | — | Pennsylvania |
| 27 | William H. Ammons | 61 | Head | Hostler | North Carolina |
| 28 | Leota D. Ammons | 38 | Wife | — | Iowa |
| 29 | Paul M. Davis | 35 | Head | Laborer | Utah |
| 30 | Clara Davis | 40 | Wife | — | Oklahoma |
| 31 | Herman B. Holcomb | 49 | Head | Ranger | Washington |
| 32 | Evelyn Holcomb | 29 | Wife | — | Oregon |
| 33 | Beverly Jean Holcomb | 4 | Daughter | — | Washington |
| 34 | Shirley (?) Holcomb | 2 | Daughter | — | Washington |
| 35 | Miles Owens | 53 | Head | Laborer W.P.A. | Georgia |
| 36 | Edith Owens | 47 | Wife | — | Georgia |
| 37 | Edward Owens | 29 | Son | Choke-Setter | Georgia |
| 38 | Leslie Owens | 24 | Son | Laborer | Georgia |
| 39 | Grover Owens | 15 | Son | Helper | Georgia |
| 40 | Pauline Owens | 12 | Daughter | — | Georgia |
Pedigree Summary
Ernest
Gen 1 · 2 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)