AA
Arthur Adams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clearwater-County, Idaho
Our Model Tree links this Arthur Adams across the 1920, 1930 and 1940 US Censuses in Clearwater-County, Idaho (XGBoost, ~Confirmed), with identified parents S & Lena — first a son (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Son
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clearwater-County, Idaho |
| Surname | Adams |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Orofino Precinct #2 |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Orofino Precinct 2 |
| Est. Birth Year | ~1914 |
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 Arthur | Age | Birth yr |
|---|---|---|---|---|
| S Adams | Head | — | 71 | ~1869 |
| Arthur Adams | Son | — | 26 | ~1914 |
| Sidney Adams | Son | — | 34 | ~1906 |
| Morris Adams | Son | — | 19 | ~1921 |
Census Appearances
1920
Clearwater, Idaho
Son, age 5
Clearwater, Idaho · implied b. ~1915 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Iowa |
| Mother's Birthplace | South Dakota |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Clearwater, Idaho
Son, age 15
Clearwater, Idaho · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Arthur J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Iowa |
| Mother's Birthplace | South Dakota |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Clearwater-County, Idaho
Son, age 26
Clearwater-County, Idaho · implied b. ~1914 — 4 household members
| Surname | Adams |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Orofino Precinct #2 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 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 Arthur Adams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father S Adams (~0.92 confidence) and mother Lena Adams (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
S Adams
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Lena Adams
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Adams
Son · 1940 · age 26 · b. ~1914 · Idaho
★ You are viewing this record
Sibling
Morris Adams
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sidney Adams
Sibling · 1940 · age 34
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 — Clearwater-County, Idaho
Open full size
1940 US Federal Census — Clearwater-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00744-00824)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lydia Smith | 27 | Wife | H | North Dakota |
| 2 | Eugene Smith | 8 | Son | — | Montana |
| 3 | Carol Smith | 7 | Daughter | — | North Dakota |
| 4 | Marvis Smith | 6 | Daughter | — | North Dakota |
| 5 | Kenneth Smith | 24 | Brother | Trimmer | North Dakota |
| 6 | Ralph W. Castle | 43 | Head | Time Keeper | Colorado |
| 7 | Marguerite Castle | 42 | Wife | — | Iowa |
| 8 | Velma Castle | 12 | Daughter | — | Wyoming |
| 9 | S. J. Adams | 71 | Head | Farmer | Iowa |
| 10 | Sidney Adams | 34 | Son | — | South Dakota |
| 11 | Arthur Adams THIS PERSON | 26 | Son | — | Washington |
| 12 | Morris Adams | 19 | Son | Building Trade | Idaho |
| 13 | Virgil Boyd | 38 | Head | Truck Driver | Iowa |
| 14 | Irene D. Boyd | 40 | Wife | — | South Dakota |
| 15 | Lois Boyd | 7 | Daughter | — | Wyoming |
| 16 | Dorothy Kachelmeyer | 14 | Step-Daughter | — | Idaho |
| 17 | James Kachelmeyer | 20 | Step-Son | Truck Driver | South Dakota |
| 18 | Harold H. Lermann | 34 | Head | Time Keeper | Ohio |
| 19 | Mary D. Lermann | 28 | Wife | — | Washington |
| 20 | Harold Lermann | 7 | Son | — | Idaho |
| 21 | Mildred Lermann | 5 | Daughter | — | Idaho |
| 22 | Le Ray Lermann | 4 | Son | — | Idaho |
| 23 | Anita Lermann | 2 | Daughter | — | Idaho |
| 24 | Richard Lermann | 1 | Son | — | Idaho |
| 25 | Lester H. Ige | 38 | Head | Mechanic | Kentucky |
| 26 | Gladys B. Ige | 36 | Wife | — | Kansas |
| 27 | Herbert Lee Ige | 16 | Son | Janitor | Kansas |
| 28 | Wanda Lee Ige | 12 | Daughter | — | Oklahoma |
| 29 | Melva Nadine Ige | 2 | Daughter | — | Idaho |
| 30 | Leona Ige | 1 | Daughter | — | Idaho |
| 31 | Herman W. Schilling | 44 | Head | Laborer | Nebraska |
| 32 | Effie Schilling | 40 | Wife | — | Iowa |
| 33 | Herman Schilling | 18 | Son | Laborer | Illinois |
| 34 | Curtis Schilling | 17 | Son | Jack Hammer | Illinois |
| 35 | Elmer Schilling | 15 | Son | — | Illinois |
| 36 | Dorothy Schilling | 12 | Daughter | — | North Dakota |
| 37 | Mildred Schilling | 10 | Daughter | — | North Dakota |
| 38 | Esther Schilling | 8 | Daughter | — | North Dakota |
| 39 | Clarence Schilling | 4 | Son | — | North Dakota |
| 40 | Lawrence Schilling | 2 | Son | — | Idaho |
Pedigree Summary
Arthur + 2 siblings
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)