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Charles Black — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wapello-County, Iowa
Our Model Tree links this Charles Black across the 1920, 1930 and 1940 US Censuses in Wapello-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 3-person household.
Age 67
b. ~1873
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wapello-County, Iowa |
| Surname | Black |
| Given Name | Charles T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Green Township |
| 1935 Residence (County) | Wapello County |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Green Township |
| Est. Birth Year | ~1873 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Goldson Black | Son | — | 27 | ~1913 |
| Eliza Black | Spouse | — | 65 | ~1875 |
| Charles Black | Head | — | 67 | ~1873 |
Census Appearances
1920
Wapello, Iowa
Head, age 46
Wapello, Iowa · implied b. ~1874 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Charles T |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | Emp |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Wapello, Iowa
Head, age 57
Wapello, Iowa · implied b. ~1873 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Charles T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 23 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Wapello-County, Iowa
Head, age 67
Wapello-County, Iowa · implied b. ~1873 — 3 household members
| Surname | Black |
| Given Name | Charles T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Green Township |
| 1935 Residence (County) | Wapello County |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| 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 Black across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Charles Black
Head · 1940 · age 67 · b. ~1873 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Wapello-County, Iowa
Open full size
1940 US Federal Census — Wapello-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01209-01089)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John H. W. Swanson | 46 | Head | Farmer | Iowa |
| 2 | Gertie L. Swanson | 32 | Wife | Housewife | Iowa |
| 3 | L. Elaine Swanson | 10 | Daughter | — | Iowa |
| 4 | D. Alfred Swanson | 7 | Son | — | Iowa |
| 5 | Mary Burkman | 84 | Head | — | Sweden |
| 6 | Oscar Burkman | 49 | Son | Farmer | Iowa |
| 7 | Hilda Black | 56 | Daughter | Housekeeper | Iowa |
| 8 | Francis Mickels | 57 | Head | Farm Hand | Iowa |
| 9 | Eulalie A. Mickels | 42 | Wife | Housewife | Iowa |
| 10 | David M. Mickels | 17 | Son | Housekeeper | Iowa |
| 11 | D. Grace Mickels | 15 | Daughter | Housekeeper | Iowa |
| 12 | Robert B. Mickels | 13 | Son | — | Iowa |
| 13 | Mother Toe | None | F | Farm | — |
| 14 | Charles T. Black THIS PERSON | 67 | Head | Farmer | Iowa |
| 15 | Eliza Bell Black | 65 | Wife | Housewife | Iowa |
| 16 | Goldson D. Black | 27 | Son | Farmer | Iowa |
| 17 | Edward T. Lames | 32 | Head | Farmer | Iowa |
| 18 | Helen L. Lames | 29 | Wife | Housewife | Iowa |
| 19 | Eugene A. Lames | 3 | Son | — | Iowa |
| 20 | Donald Frick | 18 | Lodger | Farmhand | Iowa |
| 21 | Sophia Reinhard | 70 | Head | — | Iowa |
| 22 | Ray L. Reinhard | 52 | Head | Farmer | Iowa |
| 23 | Alta A. Reinhard | 44 | Wife | Housewife | Iowa |
| 24 | John T. Thorson | 50 | Head | Farmer | Iowa |
| 25 | Lena E. Thorson | 51 | Wife | Housewife | Iowa |
| 26 | Marjorie L. Thorson | 25 | Daughter | Housewife | Iowa |
| 27 | Arthur A. Thorson | 18 | Son | Farm Boy | Iowa |
| 28 | Carl H. Reinhard | 74 | Head | Farmer | Iowa |
| 29 | Robert W. Reinhard | 35 | Head | Farmer | Iowa |
| 30 | Blanche Reinhard | 26 | Wife | Housewife | Iowa |
| 31 | Edith I. Reinhard | 8 | Daughter | — | Iowa |
| 32 | Pauline G. Reinhard | 6 | Daughter | — | Iowa |
| 33 | Virgil L. Reinhard | 4 | Son | — | Iowa |
| 34 | Curtis Reinhard | 43 | Head | Farmer | Iowa |
| 35 | Ethel Reinhard | 43 | Wife | Housewife | Iowa |
| 36 | Donald Reinhard | 14 | Son | — | Iowa |
| 37 | Robert L. White | 32 | Head | W.P.A. Laborer | Iowa |
| 38 | Leatha S. White | 28 | Wife | Housewife | Iowa |
| 39 | Marabeth E. White | 11 | Daughter | — | Iowa |
| 40 | Layne K. White | 9 | Son | — | Iowa |
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)