CS
Charles Simpson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Doniphan-County, Kansas
Our Model Tree links this Charles Simpson across the 1920, 1930 and 1940 US Censuses in Doniphan-County, Kansas (XGBoost, ~Confirmed), with identified parents James & Lillian — first a son (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Doniphan-County, Kansas |
| Surname | Simpson |
| Given Name | Charles E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Wayne Township |
| 1935 Residence (County) | Doniphan |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | at home |
| Class of Worker | NP |
| Hours Worked | 54 |
| Income (1939) | 888 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Farm Laborer |
| Township / Ward | Wayne Township |
| Est. Birth Year | ~1918 |
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 |
|---|---|---|---|---|
| James Simpson | Head | — | 52 | ~1888 |
| Charles Simpson | Son | — | 22 | ~1918 |
| Lillian Simpson | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Doniphan, Kansas
Son, age 2
Doniphan, Kansas · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | Charles E |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Doniphan, Kansas
Son, age 12
Doniphan, Kansas · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | Charles E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Nebraska |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Doniphan-County, Kansas
Son, age 22
Doniphan-County, Kansas · implied b. ~1918 — 3 household members
| Surname | Simpson |
| Given Name | Charles E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Wayne Township |
| 1935 Residence (County) | Doniphan |
| Occupation | Farm Laborer |
| Industry | at home |
| Class of Worker | NP |
| Hours Worked | 54 |
| Income (1939) | 888 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Simpson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Simpson (~0.92 confidence) and mother Lillian Simpson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Simpson
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Lillian Simpson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Simpson
Son · 1940 · age 22 · b. ~1918 · Kansas
★ 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 — Doniphan-County, Kansas
Open full size
1940 US Federal Census — Doniphan-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01229-00352)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marcus E. Colgan | 37 | Son | Farmer | Kansas |
| 42 | Andrew J. Braun | 59 | Head | Farmer | Kansas |
| 43 | Margaret M. Braun | 45 | Wife | — | Kansas |
| 44 | Herman L. Huberert | 47 | Head | Farmer | Kansas |
| 45 | Moretta J. Huberert | 37 | Wife | — | Kansas |
| 46 | Herman R. Huberert | 15 | Son | New Worker | Kansas |
| 47 | Edna J. Huberert | 10 | Daughter | — | Kansas |
| 48 | Carl E. Huberert | 7 | Son | — | Kansas |
| 49 | Jedidah F. Ashcraft | 55 | Head | Trucker | South Dakota |
| 50 | Ruby Ashcraft | 50 | Wife | — | Kansas |
| 51 | Edith Arline Ashcraft | 16 | Daughter | — | Kansas |
| 52 | Mary C. Ashcraft | 12 | Daughter | — | Kansas |
| 53 | Ruby Lee Ashcraft | 10 | Daughter | — | Kansas |
| 54 | Benjamin Dingess | 33 | Hired Hand | Farm Laborer | Kansas |
| 55 | J. W. Norris | 26 | Head | Farm Laborer | Missouri |
| 56 | Florence D. Norris | 24 | Wife | — | Kansas |
| 57 | Lawrence L. Norris | 7 | Son | — | Kansas |
| 58 | Opal L. Norris | 3 | Daughter | — | Kansas |
| 59 | Gaylord J. Piper | 35 | Head | Auto Mechanic | Kansas |
| 60 | Cressa M. Piper | 36 | Wife | — | Kansas |
| 61 | Avis A. Piper | 15 | Daughter | — | Kansas |
| 62 | Gaylord R. Piper | 12 | Son | — | Kansas |
| 63 | Richard J. Piper | 5 | Son | — | Kansas |
| 64 | William D. Carlston | 79 | Father-in-law | — | Pennsylvania |
| 65 | Donald L. Piper | 18 | Brother | Farm Laborer | Kansas |
| 66 | Helena M. Symns | 58 | Head | Farmer | Kansas |
| 67 | Perrin K. Symns | 20 | Son | — | Kansas |
| 68 | John W. Symns | 17 | Son | Farm Laborer | Kansas |
| 69 | William Hammond | 54 | Head | Farm Laborer | Kentucky |
| 70 | Lillie Hammond | 57 | Wife | — | Kansas |
| 71 | Forrest W. Ine | 42 | Head | Farmer | Missouri |
| 72 | Mattie M. Ine | 41 | Wife | — | Missouri |
| 73 | Justine D. Ine | 18 | Daughter | — | Missouri |
| 74 | Farris W. Ine | 16 | Son | Farm Laborer | Missouri |
| 75 | Lee R. Jarrett | 46 | Head | Farmer | Kansas |
| 76 | Clara M. Jarrett | 46 | Wife | — | Kansas |
| 77 | Edith Marie Jarrett | 16 | Daughter | — | Kansas |
| 78 | James E. Simpson | 52 | Head | Farmer | Kansas |
| 79 | Lillian Simpson | 47 | Wife | — | Nebraska |
| 80 | Charles E. Simpson THIS PERSON | 22 | Son | Farm Laborer | Kansas |
Related Census Records
Pedigree Summary
Charles
Gen 1 · 2 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)