EP
Ernest Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Oregon
Our Model Tree links this Ernest Peterson across the 1920, 1930 and 1940 US Censuses in Washington-County, Oregon (XGBoost, ~Confirmed), with identified parents Chris & Eric — first a son (b.~1903), then head of a 2-person household.
Age 37
b. ~1903
Male
Son
Born: Oregon
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Oregon |
| Surname | Peterson |
| Given Name | Ernest |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | Dilley |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | farmer |
| Industry | farming |
| Class of Worker | OA |
| Hours Worked | 84 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Farmer |
| Township / Ward | Dilley |
| Est. Birth Year | ~1903 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ernest | Age | Birth yr |
|---|---|---|---|---|
| Ernest Peterson | Son | — | 37 | ~1903 |
| Marie Peterson | Head | — | 67 | ~1873 |
Census Appearances
1920
Washington, Oregon
Son, age 16
Washington, Oregon · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Ernest |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Washington, Oregon
Son, age 27
Washington, Oregon · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Ernest |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Laborer |
| Industry | Gen farming |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Washington-County, Oregon
Son, age 37
Washington-County, Oregon · implied b. ~1903 — 2 household members
| Surname | Peterson |
| Given Name | Ernest |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | Dilley |
| 1935 Residence (County) | Washington |
| Occupation | farmer |
| Industry | farming |
| Class of Worker | OA |
| Hours Worked | 84 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Chris Peterson (~0.92 confidence) and father Eric Peterson (~0.92 confidence) and mother Marie Peterson (~0.92 confidence) and mother Marie Peterson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Chris Peterson
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Eric Peterson
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Marie Peterson
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Marie Peterson
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ernest Peterson
Son · 1940 · age 37 · b. ~1903 · Oregon
★ 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 — Washington-County, Oregon
Open full size
1940 US Federal Census — Washington-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03382-00521)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Julia Eckhardt | 23 | daughter | Housekeeping | Kansas |
| 2 | Clarence Crook | 62 | head | Farmer | Minnesota |
| 3 | Leticia Crook | 70 | wife | — | Sweden |
| 4 | Claude Davis Jack | 66 | head | Farmer | Oregon |
| 5 | Carrie Jack | 72 | wife | — | Minnesota |
| 6 | Robert Sullivon | 20 | head | Farm Labor | Minnesota |
| 7 | Katherine Sullivon | 19 | wife | — | North Dakota |
| 8 | Gordon Knight | 49 | head | Farmer | South Dakota |
| 9 | Effie Knight | 42 | wife | — | South Dakota |
| 10 | Ramona Knight | 5 | daughter | — | Oregon |
| 11 | Frank Knight | 4 | son | — | Oregon |
| 12 | Mattie Knight | 2 | daughter | — | Oregon |
| 13 | Howard Knight | 1 | son | — | Oregon |
| 14 | Claude Laughlin | 50 | head | Farmer | Oregon |
| 15 | Lottie Laughlin | 40 | wife | — | Oregon |
| 16 | Amos Martin | 35 | head | Farmer | Oregon |
| 17 | Helen Martin | 28 | wife | — | Oregon |
| 18 | Edna Oberg | 41 | head | — | Nebraska |
| 19 | Fred Oberg | 18 | son | Lumber Puller | Nebraska |
| 20 | Melvin Oberg | 17 | son | Farm Labor | Oregon |
| 21 | Russell Oberg | 13 | son | — | Oregon |
| 22 | Eugene Oberg | 11 | son | — | Oregon |
| 23 | Mary Oberg | 9 | daughter | — | Oregon |
| 24 | Samuel Oberg | 7 | son | — | Oregon |
| 25 | Gloria Ann Oberg | 5 | daughter | — | Oregon |
| 26 | Delmer Oberg | 3 | son | — | Oregon |
| 27 | Daisy Oberg | 3 | daughter | — | Oregon |
| 28 | Charlie Schwartz | 51 | head | Donkey Engine | Russia |
| 29 | Christine Schwartz | 34 | wife | — | North Dakota |
| 30 | Richard Schwartz | 14 | son | — | Washington |
| 31 | Darlene Schwartz | 12 | daughter | — | Washington |
| 32 | Marie Peterson | 67 | head | — | Germany |
| 33 | Ernest Peterson THIS PERSON | 37 | son | Farmer | Oregon |
| 34 | Jerome Miller | 38 | head | Carpenter | Iowa |
| 35 | Opal May Miller | 33 | wife | — | Kansas |
| 36 | Jerome Jr. Miller | 7 | son | — | Oregon |
| 37 | Charles F. Miller | 5 | son | — | Oregon |
| 38 | Ronald R. Miller | 3 | son | — | Oregon |
| 39 | George Johnson | 56 | head | Farmer | Ohio |
| 40 | Nellie Johnson | 50 | wife | — | Kansas |
Pedigree Summary
Ernest
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 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)