WP
William Porter — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Charles-County, Missouri
Our Model Tree links this William Porter across the 1920, 1930 and 1940 US Censuses in St.-Charles-County, Missouri (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Charles-County, Missouri |
| Surname | Porter |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St Charles |
| 1935 Residence (County) | St Charles |
| Additional Details | |
| Occupation | New worker |
| Class of Worker | U |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | New Worker |
| Township / Ward | St Charles |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Kathryn Porter | Daughter | — | 15 | ~1925 |
| Nora Porter | Head | — | 51 | ~1889 |
| William Porter | Son | — | 22 | ~1918 |
| Elmer Porter | Son | — | 20 | ~1920 |
| George Porter | Son | — | 22 | ~1918 |
Census Appearances
1920
St Charles, …
Son, age 1
St Charles, Missouri · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Porter |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Charles, …
Son, age 12
St Charles, Missouri · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Porter |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Missouri |
| Occupation | Janitor |
| Industry | Private Family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Charles-County, Missouri
Son, age 22
St.-Charles-County, Missouri · implied b. ~1918 — 5 household members
| Surname | Porter |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St Charles |
| 1935 Residence (County) | St Charles |
| Occupation | New worker |
| Class of Worker | U |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 William Porter across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Porter (~0.92 confidence) and father George Porter (~0.92 confidence) and mother Nora Porter (~0.92 confidence) and mother Nora Porter (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Porter
b. ~1882
Source father
● Household
· direct · ~0.92
Father
George Porter
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Nora Porter
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Nora Porter
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Porter
Son · 1940 · age 22 · b. ~1918 · Missouri
★ You are viewing this record
Sibling
George Porter
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Porter
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Porter
Sibling · 1940 · age 15
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 — St.-Charles-County, Missouri
Open full size
1940 US Federal Census — St.-Charles-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02145-00653)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Esther A Jenkins | 36 | Wife | Maid | Mississippi |
| 42 | Constance J Jenkins | 10 | Daughter | — | Missouri |
| 43 | Norma J Jenkins | 8 | Daughter | — | Missouri |
| 44 | Beverly L Jenkins | 5 | Daughter | — | Missouri |
| 45 | Edward E Kenner | 58 | Head | Chef | Missouri |
| 46 | Freddie Kenner | 60 | Wife | Janitress | Missouri |
| 47 | Owen H Kenner | 26 | Son | Printing Clerk | Missouri |
| 48 | Margaret L Kenner | 35 | Daughter | Housekeeper | Missouri |
| 49 | Jessie Stanton | 28 | Daughter | Maid | Missouri |
| 50 | Edward L Stanton | 9 | Gr Son | — | Illinois |
| 51 | Clara R Stanton | 8 | Gr Daughter | — | New York |
| 52 | Margaret Woolfolk | 12 | Adopt Daughter | Housekeeper | Missouri |
| 53 | Thomas Thompson | 79 | Head | — | Missouri |
| 54 | Dora L Stovall | 22 | Gr Daughter | Maid | Missouri |
| 55 | Nora Porter | 51 | Head | Seamstress | Missouri |
| 56 | George D Porter | 22 | Son | — | Missouri |
| 57 | William Porter THIS PERSON | 22 | Son | New Worker | Missouri |
| 58 | Elmer Porter | 20 | Son | New Worker | Missouri |
| 59 | Kathryn Porter | 15 | Daughter | — | Missouri |
| 60 | Joseph Shorter | 50 | Head | Labor | Missouri |
| 61 | Jessie B Shorter | 21 | Wife | Housework | Missouri |
| 62 | Samuel B Shorter | 39 | Brother | Labor | Missouri |
| 63 | George W Luckett | 53 | Head | Iron Worker | Missouri |
| 64 | Elizabeth Luckett | 41 | Wife | — | Missouri |
| 65 | Ophelia B Sanders | 53 | Head | — | Missouri |
| 66 | Consuelo D Sanders | 24 | Daughter | Seamstress | Missouri |
| 67 | Ella V Sanders | 16 | Daughter | — | Missouri |
| 68 | Orville A Sanders | 26 | Head | Labor | Missouri |
| 69 | Alessa M Sanders | 18 | Wife | — | Illinois |
| 70 | Sanders | None | — | — | — |
| 71 | Obie W Snell | 51 | Head | Janitor | Missouri |
| 72 | Hattie S Snell | 49 | Wife | — | Missouri |
| 73 | Mary Boyd | 86 | Head | — | Missouri |
| 74 | George D De Roy | 61 | Nephew | Farm Hand | Missouri |
| 75 | Cora Green | 52 | Head | — | Missouri |
| 76 | Bernice H Green | 18 | Daughter | — | Missouri |
| 77 | Leona C Green | 22 | Daughter | Housekeeper | Missouri |
| 78 | Wilbert L Thompson | 5 | Gr Son | — | Missouri |
| 79 | Ralph H Stechner | 27 | Head | Shoe Worker | Missouri |
| 80 | Ella M Stechner | 27 | Wife | — | Missouri |
Pedigree Summary
William + 3 siblings
Gen 1 · 4 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)