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Charles Keller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ringgold-County, Iowa
Our Model Tree links this Charles Keller across the 1930 and 1940 US Censuses in Ringgold-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 6-person household.
Age 52
b. ~1888
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ringgold-County, Iowa |
| Surname | Keller |
| Given Name | Charles S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Diagonal City |
| 1935 Residence (County) | Ringgold County |
| Additional Details | |
| Occupation | Laborer |
| Industry | W.P.A |
| Class of Worker | GW |
| Hours Worked | 23 |
| Income (1939) | 460 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Laborer |
| Township / Ward | Diagonal City |
| Est. Birth Year | ~1888 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Minnie Keller | Spouse | — | 49 | ~1891 |
| Ernest Keller | Son | — | 19 | ~1921 |
| Velma Keller | Daughter | — | 15 | ~1925 |
| Charles Keller | Head | — | 52 | ~1888 |
| Gladys Keller | Daughter | — | 13 | ~1927 |
| Raymond Keller | Son | — | 30 | ~1910 |
Census Appearances
1930
Ringgold, Iowa
Head, age 42
Ringgold, Iowa · implied b. ~1888 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keller |
| Given Name | Charles S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 21 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Drayman |
| Industry | Merchandise |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10 |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Ringgold-County, Iowa
Head, age 52
Ringgold-County, Iowa · implied b. ~1888 — 6 household members
| Surname | Keller |
| Given Name | Charles S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Diagonal City |
| 1935 Residence (County) | Ringgold County |
| Occupation | Laborer |
| Industry | W.P.A |
| Class of Worker | GW |
| Hours Worked | 23 |
| Income (1939) | 460 |
| Highest Grade | No 7 |
| 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 Keller across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Keller
Head · 1940 · age 52 · b. ~1888 · 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 — Ringgold-County, Iowa
Open full size
1940 US Federal Census — Ringgold-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01201-00095)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Levi D. Cassady | 86 | Head | Retired | Kentucky |
| 2 | Sarah Cassady | 77 | Wife | — | Missouri |
| 3 | Morgan E. Camden | 33 | Head | Laborer | Missouri |
| 4 | Lola Camden | 26 | Wife | — | Iowa |
| 5 | Bessie Camden | 9 | Daughter | — | Iowa |
| 6 | Everett Camden | 8 | Son | — | Iowa |
| 7 | Mary Camden | 2 | Daughter | — | Iowa |
| 8 | Jessie C. Graham | 53 | Head | Laborer | Iowa |
| 9 | Myrtle D. Graham | 44 | Wife | — | Iowa |
| 10 | William M. Cordle | 44 | Head | Trucker | Nebraska |
| 11 | Lena D. Cordle | 38 | Wife | — | Missouri |
| 12 | Jewell Cordle | 16 | Daughter | — | Missouri |
| 13 | Charles Cordle | 11 | Son | — | Iowa |
| 14 | Ray Cordle | 8 | Son | — | Iowa |
| 15 | Helen Cordle | 6 | Daughter | — | Iowa |
| 16 | Edward Cordle | 3 | Son | — | Iowa |
| 17 | Dixie Cordle | 2 | Daughter | — | Iowa |
| 18 | Ira O. Kennedy | 47 | Head | Laborer | Iowa |
| 19 | Anna D. Kennedy | 43 | Wife | — | Missouri |
| 20 | Clifford L. King | 27 | Head | Trucker | Iowa |
| 21 | Bertha King | 27 | Wife | — | Iowa |
| 22 | Robert R. Sheets | 22 | Head | Laborer | Iowa |
| 23 | Mary Sheets | 25 | Wife | — | Iowa |
| 24 | Rodger Sheets | 5 | Son | — | Iowa |
| 25 | Beverly Sheets | 1 | Daughter | — | Iowa |
| 26 | Charles S. Keller THIS PERSON | 52 | Head | Laborer | Iowa |
| 27 | Minnie Keller | 49 | Wife | — | Iowa |
| 28 | Raymond Keller | 30 | Son | Mechanic | Iowa |
| 29 | Ernest Keller | 19 | Son | Laborer | Iowa |
| 30 | Velma Keller | 15 | Daughter | — | Iowa |
| 31 | Gladys Keller | 13 | Daughter | — | Iowa |
| 32 | Adam R. Sheets | 55 | Head | Carpenter | Iowa |
| 33 | Merle Sheets | 17 | Son | Trucker | Iowa |
| 34 | Adam Sheets | 85 | Father | — | Iowa |
| 35 | Vance Pierson | 35 | Head | Laborer | Washington |
| 36 | Viola Pierson | 21 | Wife | — | Iowa |
| 37 | Cal Pierson | 2 | Son | — | Iowa |
| 38 | Dorothy Pierson | 1 | Daughter | — | Iowa |
| 39 | Winnie A. Ruby | 62 | Head | — | Illinois |
| 40 | Margaret Ruby | 20 | Daughter | Office Work | 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)