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Charles Adams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Shelby-County, Iowa
Our Model Tree links this Charles Adams across the 1920, 1930 and 1940 US Censuses in Shelby-County, Iowa (XGBoost, ~Confirmed), with identified parents Blanche & Samuel — first a head (b.~1916), then head of a 4-person household.
Age 24
b. ~1916
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Shelby-County, Iowa |
| Surname | Adams |
| Given Name | Charles F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Jefferson Twp |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 88 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Jefferson Twp |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Joyce Borkowski | Daughter | — | 1 | ~1939 |
| Charles Adams | Head | — | 24 | ~1916 |
| Earl Borkowski | Other | — | 24 | ~1916 |
| Margaret Borkowski | Spouse | — | 20 | ~1920 |
Census Appearances
1920
Shelby, Iowa
Son, age 3
Shelby, Iowa · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Ohio |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Shelby, Iowa
Son, age 14
Shelby, Iowa · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Shelby-County, Iowa
Head, age 24
Shelby-County, Iowa · implied b. ~1916 — 4 household members
| Surname | Adams |
| Given Name | Charles F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Jefferson Twp |
| 1935 Residence (County) | Shelby |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 88 |
| Highest Grade | 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 Charles Adams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Blanche Adams (~0.92 confidence) and father Samuel Adams (~0.92 confidence) and father J Adams (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Blanche Adams
b. ~1886
Source mother
● Household
· direct · ~0.92
Father
Samuel Adams
b. ~1891
Source father
● Household
· direct · ~0.92
Father
J Adams
b. ~1892
Source father
● Household
· direct · ~0.92
This person
Anchor record
Charles Adams
Head · 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 — Shelby-County, Iowa
Open full size
1940 US Federal Census — Shelby-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01204-00317)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph C. Zimmerman | 24 | Head | Farmer | Iowa |
| 2 | Elpharda Zimmerman | 29 | Wife | — | Iowa |
| 3 | Anne K. Zimmerman | 0 | Daughter | — | Iowa |
| 4 | Clarence Borkowski | 28 | Head | Farmer | Iowa |
| 5 | Mabel Borkowski | 32 | Wife | — | Iowa |
| 6 | Ruby Borkowski | 10 | Daughter | — | Iowa |
| 7 | Janet Borkowski | 7 | Daughter | — | Iowa |
| 8 | Shirley Borkowski | 4 | Daughter | — | Iowa |
| 9 | Melvin Borkowski | 2 | Son | — | Iowa |
| 10 | Frank Stammer | 50 | Hired Hand | Farm Hand | Iowa |
| 11 | Audley E. Lavery | 48 | Head | Farmer | Kansas |
| 12 | Dochie Lavery | 44 | Wife | — | Tennessee |
| 13 | Harold H. Hodne | 30 | Head | Farmer | Iowa |
| 14 | Lucille V. M. Hodne | 25 | Wife | — | Iowa |
| 15 | Larry Allan Hodne | 1 | Son | — | Iowa |
| 16 | Charles F. Adams THIS PERSON | 24 | Head | Farmer | Iowa |
| 17 | Earl A. Borkowski | 24 | Hired Hand | Farm Hand | Iowa |
| 18 | Margaret E. Borkowski | 20 | Wife | — | Iowa |
| 19 | Joyce Ann Borkowski | 1 | Daughter | — | Iowa |
| 20 | Lee E. Altfell | 41 | Head | Farmer | Iowa |
| 21 | Estella Altfell | 40 | Wife | — | Iowa |
| 22 | Richard L. Altfell | 8 | Son | — | Iowa |
| 23 | Gary L. Altfell | 2 | Son | — | Iowa |
| 24 | Andrew F. Wetzel | 52 | Head | Farmer | Iowa |
| 25 | Inza E. Wetzel | 50 | Wife | — | Iowa |
| 26 | Kenneth E. Wetzel | 20 | Son | Farm Helper | Iowa |
| 27 | Thelma E. Wetzel | 19 | Daughter | — | Iowa |
| 28 | Albert L. Wetzel | 18 | Son | Farm Helper | Iowa |
| 29 | Ivan V. Wetzel | 15 | Son | — | Iowa |
| 30 | Ilo V. Wetzel | 15 | Daughter | — | Iowa |
| 31 | Minnie Petersen | 55 | Head | — | Iowa |
| 32 | Ernest H. Petersen | 36 | Son | Farm Laborer | Iowa |
| 33 | Normal J. Petersen | 18 | Son | Farm Helper | Iowa |
| 34 | Marvin M. Petersen | 17 | Son | — | Iowa |
| 35 | Adolph Olsen | 56 | Head | Farmer | Norway |
| 36 | Nellie Olsen | 48 | Wife | — | Iowa |
| 37 | Laverne Olsen | 19 | Son | Farm Helper | Iowa |
| 38 | Maxine Olsen | 13 | Daughter | — | Iowa |
| 39 | Gilma E. Olsen | 4 | Daughter | — | Iowa |
| 40 | Peder Kland | 67 | Head | Farmer | Norway |
Pedigree Summary
Charles
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)