FN
Frank Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cowlitz-County, Washington
Our Model Tree links this Frank Nelson across the 1920, 1930 and 1940 US Censuses in Cowlitz-County, Washington (XGBoost, ~Confirmed), with identified parents Albin & Hattie — first a son (b.~1918), then head of a 7-person household.
Age 22
b. ~1918
Male
Son
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cowlitz-County, Washington |
| Surname | Nelson |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Elet |
| 1935 Residence (County) | Cowlitz |
| Additional Details | |
| Occupation | Carpenter Appr |
| Industry | Building Const |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 300 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Carpenter Appr |
| Township / Ward | Elet |
| Est. Birth Year | ~1918 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Barbara Nelson | Daughter | — | 4 | ~1936 |
| Marjorie Nelson | Daughter | — | 17 | ~1923 |
| Albin Nelson | Head | — | 51 | ~1889 |
| Frank Nelson | Son | — | 22 | ~1918 |
| Chester Nelson | Son | — | 14 | ~1926 |
| Lloyd Nelson | Son | — | 7 | ~1933 |
| Hattie Nelson | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Cowlitz, Washington
Son, age 2
Cowlitz, Washington · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Frank A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Oregon |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Cowlitz, Washington
Son, age 12
Cowlitz, Washington · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Frank A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Oregon |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Cowlitz-County, Washington
Son, age 22
Cowlitz-County, Washington · implied b. ~1918 — 7 household members
| Surname | Nelson |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Elet |
| 1935 Residence (County) | Cowlitz |
| Occupation | Carpenter Appr |
| Industry | Building Const |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 300 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| 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 Frank Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albin Nelson (~0.92 confidence) and mother Hattie Nelson (~0.92 confidence) and mother Hattie Nelson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albin Nelson
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Hattie Nelson
b. ~1899
Source mother
● Household
· direct · ~0.92
Mother
Hattie Nelson
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Nelson
Son · 1940 · age 22 · b. ~1918 · Washington
★ You are viewing this record
Sibling
Barbara Nelson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Nelson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chester Nelson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Nelson
Sibling · 1940 · age 7
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
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-t0627-04337-00146)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jack Sisson | 28 | Head | School Bus Driver | Tennessee |
| 42 | Dorothy Sisson | 20 | Wife | — | Washington |
| 43 | William Kempthorne | 63 | Head | Farmer | Wisconsin |
| 44 | Mary Kempthorne | 51 | Wife | — | Oregon |
| 45 | Charles J. Harris | 65 | Head | — | California |
| 46 | Lucy Harris | 49 | Wife | — | Washington |
| 47 | Marjorie Harris | 17 | Daughter | — | Idaho |
| 48 | Iola Harris | 8 | Daughter | — | Idaho |
| 49 | Shirley Niemi | 6 | Granddaughter | — | Idaho |
| 50 | Wanda Johnson | 1 | Granddaughter | — | Washington |
| 51 | Edmond Harris | 21 | Son | Puller Lumber | Idaho |
| 52 | Daisy Nelson | 24 | Head | — | Missouri |
| 53 | Billy Nelson | 4 | Son | — | Washington |
| 54 | Jamie Nelson | 1 | Son | — | Washington |
| 55 | Samuel L. Hooper | 44 | Head | Falling | Kansas |
| 56 | Jennie Hooper | 36 | Wife | — | Oklahoma |
| 57 | Orland Hooper | 17 | Son | Helper | Oklahoma |
| 58 | Willa D. Hooper | 14 | Daughter | — | Oklahoma |
| 59 | Leroy Hooper | 11 | Son | — | Texas |
| 60 | William H. Hooper | 4 | Son | — | Washington |
| 61 | Albin Nelson | 51 | Head | Laborer | Minnesota |
| 62 | Hattie Nelson | 41 | Wife | — | Oregon |
| 63 | Frank Nelson THIS PERSON | 22 | Son | Carpenter Appr | Washington |
| 64 | Marjorie Nelson | 17 | Daughter | — | Washington |
| 65 | Chester Nelson | 14 | Son | — | Washington |
| 66 | Lloyd Nelson | 7 | Son | — | Washington |
| 67 | Barbara J. Nelson | 4 | Daughter | — | Washington |
| 68 | Homer Ammons | 33 | Head | Mill Wright | Oklahoma |
| 69 | Lora Ammons | 31 | Wife | — | Oklahoma |
| 70 | Ramona Ammons | 7 | Daughter | — | Arkansas |
| 71 | Gary J. Ammons | 0 | Son | — | Washington |
| 72 | James H. Ammons | 44 | Head | — | North Carolina |
| 73 | Arlene Ammons | 42 | Wife | — | North Carolina |
| 74 | Henry B. Ammons | 19 | Son | Laborer | Oklahoma |
| 75 | Lucille Ammons | 10 | Daughter | — | Oklahoma |
| 76 | Marie Miller | 72 | Head | — | Latvia |
| 77 | Alexander Miller | 36 | Son | — | Oregon |
| 78 | Eugene Joy | 58 | Head | — | Washington |
| 79 | August Larson | 78 | Head | Farmer | Sweden |
| 80 | Mary N. Larson | 71 | Wife | — | Ohio |
Pedigree Summary
Frank + 4 siblings
Gen 1 · 3 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)