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Charles Alexander — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Vermilion-County, Illinois
Our Model Tree links this Charles Alexander across the 1920, 1930 and 1940 US Censuses in Vermilion-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1899), then head of a 7-person household.
Age 41
b. ~1899
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Vermilion-County, Illinois |
| Surname | Alexander |
| Given Name | Charles D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Vermilion |
| Additional Details | |
| Occupation | Highway Com. |
| Industry | Middlefork Township |
| Class of Worker | GW |
| Hours Worked | 60 |
| Income (1939) | 118 |
| Highest Grade | No 6 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Highway Com. |
| Township / Ward | Middlefork Township |
| Est. Birth Year | ~1899 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Margaret Alexander | Daughter | — | 16 | ~1924 |
| Connie Alexander | Daughter | — | 2 | ~1938 |
| Lois Alexander | Daughter | — | 19 | ~1921 |
| Charles Alexander | Head | — | 41 | ~1899 |
| Herbert Cook | Other | — | 34 | ~1906 |
| Gerald Alexander | Son | — | 13 | ~1927 |
| Cora Alexander | Spouse | — | 37 | ~1903 |
Census Appearances
1920
Vermilion, Illinois
Other, age 20
Vermilion, Illinois · implied b. ~1900 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Charles D. |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Vermilion, Illinois
Head, age 31
Vermilion, Illinois · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 20 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Stock Buyer |
| Industry | Live Stock |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 800 |
| Radio Set | R |
| Veteran | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Vermilion-County, Illinois
Head, age 41
Vermilion-County, Illinois · implied b. ~1899 — 7 household members
| Surname | Alexander |
| Given Name | Charles D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Vermilion |
| Occupation | Highway Com. |
| Industry | Middlefork Township |
| Class of Worker | GW |
| Hours Worked | 60 |
| Income (1939) | 118 |
| Highest Grade | No 6 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Alexander 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 Alexander
Head · 1940 · age 41 · b. ~1899 · Illinois
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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 — Vermilion-County, Illinois
Open full size
1940 US Federal Census — Vermilion-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00899-00475)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Grace Draper | 58 | Housekeeper | Housekeeper | Illinois |
| 2 | Orval Heitzman | 24 | Hired hand | Laborer | Illinois |
| 3 | C. W. Judy | 70 | Head | Farmer | Illinois |
| 4 | Nora Judy | 67 | Wife | — | Illinois |
| 5 | Lloyd Judy | 34 | Son | Farmer | Illinois |
| 6 | Edward M. Keen | 37 | Head | Ditching | Indiana |
| 7 | Bessie Keen | 31 | Wife | — | Illinois |
| 8 | Pearl V. Keen | 12 | Daughter | — | Illinois |
| 9 | Peggy Ann Keen | 11 | Daughter | — | Illinois |
| 10 | Everett G. Keen | 9 | Son | — | Illinois |
| 11 | Harry Lee Keen | 3 | Son | — | Illinois |
| 12 | R. C. Young | 72 | Head | — | Illinois |
| 13 | Kate Young | 72 | Wife | — | Indiana |
| 14 | Robert W. Tennyson | 29 | Hired hand | Clerk | Illinois |
| 15 | Jesse R. Stoner | 68 | Head | Merchant | Illinois |
| 16 | Josie Stoner | 64 | Wife | — | Illinois |
| 17 | Helen Burke | 38 | Daughter | Merchant | Illinois |
| 18 | William S. Burke | 11 | Grandson | — | Illinois |
| 19 | Anne Burke | 5 | Granddaughter | — | Illinois |
| 20 | Beryl Burtz | 53 | Head | Clerk | Illinois |
| 21 | Frederick O. Burtz | 30 | Son | Laborer | Illinois |
| 22 | Charles D. Alexander THIS PERSON | 41 | Head | Highway Com. | Illinois |
| 23 | Cora Alexander | 37 | Wife | Clerk | Illinois |
| 24 | Lois Alexander | 19 | Daughter | Clerk | Illinois |
| 25 | Margaret Alexander | 16 | Daughter | — | Illinois |
| 26 | Gerald Alexander | 13 | Son | — | Illinois |
| 27 | Connie Alexander | 2 | Daughter | — | Illinois |
| 28 | Herbert R. Cook | 34 | Brother in law | Laborer | Illinois |
| 29 | Freeman Cronk | 48 | Head | Farmer | Indiana |
| 30 | Goldie Cronk | 44 | Wife | — | Indiana |
| 31 | Meredith Nicholson | 26 | Foster son | Laborer | Indiana |
| 32 | Carrie Knight | 44 | Head | The Farmer | Illinois |
| 33 | Paul W. Knight | 12 | Son | — | Illinois |
| 34 | Willa M. Knight | 10 | Daughter | — | Illinois |
| 35 | A. H. Heckerson | 63 | Head | Farmer | Illinois |
| 36 | Emma Heckerson | 58 | Wife | — | Illinois |
| 37 | Harry Heckerson | 28 | Son | Farming | Illinois |
| 38 | Crawford Heckerson | 26 | Son | Farming | Illinois |
| 39 | Reinhart Wernigk | 65 | Head | Farming | Illinois |
| 40 | Milton Wernigk | 27 | Son | Farming | Illinois |
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)