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Arthur Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Boone-County, Iowa
Our Model Tree links this Arthur Davis across the 1920, 1930 and 1940 US Censuses in Boone-County, Iowa (XGBoost, ~Confirmed), with identified parents Harry & Harry — first a son (b.~1916), then head of a 5-person household.
Age 24
b. ~1916
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Boone-County, Iowa |
| Surname | Davis |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Boone City |
| 1935 Residence (County) | Boone |
| Additional Details | |
| Occupation | Clerk |
| Industry | Tea Company |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 575 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Clerk |
| Township / Ward | Boone City |
| Est. Birth Year | ~1916 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Harry Davis | Head | — | 52 | ~1888 |
| Robert Anderson | Other | — | 29 | ~1911 |
| Anderson | Other | — | 28 | ~1912 |
| Arthur Davis | Son | — | 24 | ~1916 |
| Cora Davis | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Boone, Iowa
Son, age 5
Boone, Iowa · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Arthur S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Boone, Iowa
Son, age 15
Boone, Iowa · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Age at First Marriage | 15 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Brakeman |
| Industry | Steam Railway |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Boone-County, Iowa
Son, age 24
Boone-County, Iowa · implied b. ~1916 — 5 household members
| Surname | Davis |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Boone City |
| 1935 Residence (County) | Boone |
| Occupation | Clerk |
| Industry | Tea Company |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 575 |
| Highest Grade | Hs 2 |
| 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 Arthur Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Davis (~0.92 confidence) and father Harry Davis (~0.92 confidence) and mother Lula Davis (~0.92 confidence) and father Harry Davis (~0.92 confidence) and mother Cora Davis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Davis
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Harry Davis
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Lula Davis
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Harry Davis
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Cora Davis
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Davis
Son · 1940 · age 24 · b. ~1916 · Iowa
★ 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 — Boone-County, Iowa
Open full size
1940 US Federal Census — Boone-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01141-00222)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Kennedy | 75 | Head | — | Ohio |
| 2 | Frank Richmond | 65 | Head | — | Iowa |
| 3 | Nora Richmond | 63 | Wife | — | Iowa |
| 4 | William Rann | 24 | Nephew | — | Idaho |
| 5 | Russell Graham | 43 | Head | Salesman | Iowa |
| 6 | George Conant | 52 | Head | Brakeman | Iowa |
| 7 | Evaline Conant | 51 | Wife | — | Iowa |
| 8 | Elvera Conant | 27 | Daughter | — | Iowa |
| 9 | Peter Kihingkis | 46 | Head | Proprietor | Greece |
| 10 | Mary Kihingkis | 35 | Wife | — | Greece |
| 11 | Hellen Kihingkis | 12 | Daughter | — | Minnesota |
| 12 | Georgia Kihingkis | 8 | Daughter | — | Iowa |
| 13 | Martha Kihingkis | 4 | Daughter | — | Iowa |
| 14 | Irene Poulous | 21 | Sister in law | — | Pennsylvania |
| 15 | Emil Claring | 45 | Head | — | Sweden |
| 16 | Donna Claring | 40 | Wife | — | Iowa |
| 17 | Virgil Claring | 13 | Son | — | Minnesota |
| 18 | Ida Claring | 83 | Mother | — | Sweden |
| 19 | Arthur Holen | 53 | Head | Labor | Iowa |
| 20 | Blanch Holen | 53 | Wife | — | Illinois |
| 21 | Lois Holen | 25 | Daughter | — | Iowa |
| 22 | Harry Davis | 52 | Head | Computing Weight | Iowa |
| 23 | Cora Davis | 50 | Wife | — | Iowa |
| 24 | Arthur Davis THIS PERSON | 24 | Son | Clerk | Iowa |
| 25 | Robert Anderson | 29 | Lodger | Dep Head | Missouri |
| 26 | Nan Anderson | 28 | Lodger | Twist-Topper | Wyoming |
| 27 | Clell Platt | 33 | Head | Mixer | Iowa |
| 28 | Nellie Platt | 29 | Wife | — | Iowa |
| 29 | Clell Jr Platt | 14 | Son | — | Iowa |
| 30 | Darmise Platt | 12 | Son | — | Iowa |
| 31 | Joyce Platt | 10 | Daughter | — | Iowa |
| 32 | William Schroeder | 35 | Head | Salesman | Iowa |
| 33 | Evelin Schroeder | 29 | Wife | Bookkeeper | Iowa |
| 34 | Clinton Kastner | 55 | Head | President | Iowa |
| 35 | Alinda Kastner | 74 | Mother | — | Germany |
| 36 | Emil Schroeder | 26 | Head | Clerk | Iowa |
| 37 | Edna Schroeder | 25 | Wife | Clerk | Iowa |
| 38 | Robert Sofborg | 40 | Head | Salesman | Illinois |
| 39 | Klaudis Sofborg | 33 | Wife | — | Michigan |
| 40 | Margaret Myers | 52 | Head | — | Iowa |
Pedigree Summary
Arthur
Gen 1 · 5 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)