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Charles Allen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Charles Allen across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed), with identified parents Charles & Blanche — first a son (b.~1912), then head of a 6-person household.
Age 28
b. ~1912
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Allen |
| Given Name | Charles Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Washington Twp. |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Washington Twp |
| Est. Birth Year | ~1912 |
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 |
|---|---|---|---|---|
| Gwen Elliott | Daughter | — | 25 | ~1915 |
| Leota Allen | Daughter | — | 23 | ~1917 |
| Charles Allen | Head | — | 65 | ~1875 |
| Oliver Elliott | Other | — | 26 | ~1914 |
| Charles Allen | Son | — | 28 | ~1912 |
| Blanche Allen | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Polk, Iowa
Son, age 9
Polk, Iowa · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Charles F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Son, age 19
Polk, Iowa · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Charles L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Polk-County, Iowa
Son, age 28
Polk-County, Iowa · implied b. ~1912 — 6 household members
| Surname | Allen |
| Given Name | Charles Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Washington Twp. |
| 1935 Residence (County) | Polk |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| 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 Allen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Allen (~0.92 confidence) and mother Blanche Allen (~0.92 confidence) and mother Blanche Allen (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Allen
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Blanche Allen
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Blanche Allen
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Allen
Son · 1940 · age 28 · b. ~1912 · Iowa
★ You are viewing this record
Sibling
Gwen Elliott
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leota Allen
Sibling · 1940 · age 23
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 — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01192-00996)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert A Cairns | 65 | Head | Farmer | Iowa |
| 42 | Daisy Cairns | 58 | Wife | House-Wife | Iowa |
| 43 | Lester Webb | 31 | Head | County Road Maintenance | Iowa |
| 44 | Marie Webb | 29 | Wife | House-Wife | Iowa |
| 45 | Robert Webb | 10 | Son | Public School | Iowa |
| 46 | Richard Webb | 5 | Son | Public School | Iowa |
| 47 | Charles A Allen | 65 | Head | Farmer | Iowa |
| 48 | Blanche Allen | 56 | Wife | House-Wife | Iowa |
| 49 | Charles Francis Allen THIS PERSON | 28 | Son | Farmer | Iowa |
| 50 | Leota Allen | 23 | Daughter | Beauty Operator | Iowa |
| 51 | Oliver Elliott | 26 | Son-in-law | Farm Hand | Oklahoma |
| 52 | Gwen Elliott | 25 | Daughter | House-Wife | Iowa |
| 53 | Herald Minks | 23 | Head | Farm Hand | Iowa |
| 54 | Mary A Minks | 22 | Wife | House-Wife | Iowa |
| 55 | Rosalin Minks | 0 | Daughter | — | Iowa |
| 56 | Forest A Allen | 33 | Head | Farmer | Iowa |
| 57 | Aileen Allen | 25 | Wife | House-Wife | Iowa |
| 58 | Richard Faulkner | 41 | Head | Farmer | Iowa |
| 59 | Josephine Faulkner | 40 | Wife | House-Wife | Iowa |
| 60 | Virginia Faulkner | 18 | Daughter | House Work | Iowa |
| 61 | Dwight Faulkner | 13 | Son | Public School | Iowa |
| 62 | Eileen Faulkner | 3 | Daughter | — | Iowa |
| 63 | Donald Faulkner | 0 | Son | — | Iowa |
| 64 | Doyle Alder | 20 | — | Farm Hand | Iowa |
| 65 | Ross Sink | 42 | Head | Farmer | Iowa |
| 66 | Maude E Sink | 39 | Wife | House-Wife | Iowa |
| 67 | Melba Severina Sink | 18 | Daughter | House Work | California |
| 68 | Richard Welsh | 28 | Head | Farmer | Iowa |
| 69 | Silberta Welsh | 30 | Wife | House-Wife | Illinois |
| 70 | Katharine Welsh | 7 | Daughter | Public School | Iowa |
| 71 | James Welsh | 5 | Son | Public School | Iowa |
| 72 | Robert Welsh | 4 | Son | — | Iowa |
| 73 | Lawrence Welsh | 2 | Son | — | Iowa |
| 74 | Patricia Welsh | 0 | Daughter | — | Iowa |
| 75 | Iver Stevens | 40 | Head | Farmer | Iowa |
| 76 | Alice Stevens | 34 | Wife | House-Wife | Iowa |
| 77 | Phyllis Stevens | 4 | Daughter | — | Iowa |
| 78 | George Sink | 66 | Head | Farmer | Iowa |
| 79 | Ella Sink | 62 | Wife | House-Wife | Iowa |
| 80 | George Setzer | 22 | Hired hand | Farm Hand | Iowa |
Pedigree Summary
Charles + 2 siblings
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)