WP
William Pratt — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this William Pratt across the 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Pratt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St Louis (City) |
| 1935 Residence (County) | St Louis (City) |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1928 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Pratt | Daughter | — | 14 | ~1926 |
| Regina Pratt | Daughter | — | 11 | ~1929 |
| Ely Pratt | Head | — | 55 | ~1885 |
| Ralph Pratt | Son | — | 24 | ~1916 |
| Richard Pratt | Son | — | 16 | ~1924 |
| Kenneth Pratt | Son | — | 18 | ~1922 |
| William Pratt | Son | — | 12 | ~1928 |
| Edna Pratt | Spouse | — | 54 | ~1886 |
Census Appearances
1930
St Louis, …
Son, age 1
St Louis, Missouri · implied b. ~1929 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pratt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Son, age 12
St.-Louis-City-County, Missouri · implied b. ~1928 — 8 household members
| Surname | Pratt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St Louis (City) |
| 1935 Residence (County) | St Louis (City) |
| 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 Pratt across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Pratt
Son · 1940 · age 12 · b. ~1928 · Missouri
★ You are viewing this record
Sibling
Richard Pratt
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Pratt
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Pratt
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Regina Pratt
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Pratt
Sibling · 1940 · age 18
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.-Louis-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02201-00096)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ely Pratt | 55 | Head | Structural Iron Worker | Missouri |
| 42 | Edna Pratt | 54 | Wife | — | Missouri |
| 43 | Ralph Pratt | 24 | Son | — | Missouri |
| 44 | Kenneth Pratt | 18 | Son | — | Missouri |
| 45 | Richard Pratt | 16 | Son | Fort Surveyor | Missouri |
| 46 | Dorothy Pratt | 14 | Daughter | — | Missouri |
| 47 | William Pratt THIS PERSON | 12 | Son | — | Missouri |
| 48 | Regina Pratt | 11 | Daughter | — | Missouri |
| 49 | Elbert Hullen | 45 | Head | Cashier Agent | Missouri |
| 50 | Kattie A Hullen | 42 | Wife | — | Illinois |
| 51 | Elbert Jr Hullen | 18 | Son | — | Missouri |
| 52 | Marie Ann Hullen | 11 | Daughter | — | Missouri |
| 53 | John B Kidd | 59 | Head | Maintenance | Missouri |
| 54 | Cora Kidd | 41 | Wife | — | Missouri |
| 55 | Kenneth A Kidd | 13 | Son | — | Missouri |
| 56 | Fred Bouscher | 49 | Head | Cooler Man | Missouri |
| 57 | Emma A Bouscher | 46 | Wife | — | Missouri |
| 58 | James Bouscher | 23 | Son | Clerk | Missouri |
| 59 | Mildred Bouscher | 20 | Daughter | Waitress | Missouri |
| 60 | Pearl Bouscher | 19 | Daughter | Power Machine Operator | Missouri |
| 61 | Clarence Bouscher | 14 | Son | — | Missouri |
| 62 | Wilma Bouscher | 11 | Daughter | — | Missouri |
| 63 | Charles E Davis | 43 | Head | Watchman | Missouri |
| 64 | Anna Davis | 38 | Wife | — | Missouri |
| 65 | Louis Walter | 32 | Head | Clerk | Missouri |
| 66 | Gladys Walter | 28 | Wife | — | Missouri |
| 67 | Nancy Walter | 8 | Daughter | — | Missouri |
| 68 | Lois Walter | 7 | Daughter | — | Missouri |
| 69 | Joan Walter | 5 | Daughter | — | Missouri |
| 70 | Louis Jr Walter | 4 | Son | — | Missouri |
| 71 | John Metzger | 27 | Head | Mechanic | Missouri |
| 72 | Marie A Metzger | 25 | Wife | Milliner | Missouri |
| 73 | John Jr Metzger | 5 | Son | — | Missouri |
| 74 | Arvelle Metzger | 4 | Daughter | — | Missouri |
| 75 | Mary Anne Metzger | 3 | Daughter | — | Missouri |
| 76 | Kurt Glecher | 38 | Head | Maintenance Man | Germany |
| 77 | Clara A Glecher | 35 | Wife | — | Germany |
| 78 | Ernest Glecher | 13 | Son | — | Germany |
| 79 | Kurt Jr Glecher | 10 | Son | — | Germany |
| 80 | Harold Glecher | 9 | Son | — | Missouri |
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)