WC
William Carr — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this William Carr across the 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 11-person household.
Age 44
b. ~1896
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Carr |
| Given Name | William |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Rock Hill Town |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | carpenter |
| Industry | building construction |
| Class of Worker | PW |
| Income (1939) | 850 |
| Highest Grade | 5 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Carpenter |
| Township / Ward | Rock Hill Town |
| Est. Birth Year | ~1896 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Ruth Carr | Daughter | — | 12 | ~1928 |
| Janet Carr | Daughter | — | 9 | ~1931 |
| William Carr | Head | — | 44 | ~1896 |
| Wayne Carr | Son | — | 11 | ~1929 |
| Norman Carr | Son | — | 21 | ~1919 |
| Robert Carr | Son | — | 14 | ~1926 |
| Clarence Carr | Son | — | 16 | ~1924 |
| David Carr | Son | — | 7 | ~1933 |
| William Carr | Son | — | 19 | ~1921 |
| John Carr | Son | — | 18 | ~1922 |
| Janet Carr | Spouse | — | 38 | ~1902 |
Census Appearances
1930
St Louis, …
Head, age 31
St Louis, Missouri · implied b. ~1899 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carr |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Kentucky |
| Occupation | Carpenter |
| Industry | House Build. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2000 |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
St.-Louis-County, Missouri
Head, age 44
St.-Louis-County, Missouri · implied b. ~1896 — 11 household members
| Surname | Carr |
| Given Name | William |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Rock Hill Town |
| 1935 Residence (County) | St. Louis |
| Occupation | carpenter |
| Industry | building construction |
| Class of Worker | PW |
| Income (1939) | 850 |
| Highest Grade | 5 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Carr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Carr
Head · 1940 · age 44 · b. ~1896 · Missouri
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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 — St.-Louis-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02148-00389)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Paul E. Spindler | 24 | Lead | Laborer | Missouri |
| 2 | Eulalie C. Spindler | 23 | Wife | None | Missouri |
| 3 | Barbara E. Spindler | 2 | daughter | — | Missouri |
| 4 | Richard P. Spindler | 0 | son | — | Missouri |
| 5 | Ambrose Vassalli | 42 | head | Sheet Metal Worker | Missouri |
| 6 | Alpha C. Vassalli | 43 | wife | None | Missouri |
| 7 | Ronald S. Vassalli | 17 | son | None | Missouri |
| 8 | Nedra E. Vassalli | 10 | daughter | — | Missouri |
| 9 | Dale N. Vassalli | 9 | son | — | Missouri |
| 10 | Lorna E. Vassalli | 7 | daughter | — | Missouri |
| 11 | Daniel W. Vassalli | 5 | son | — | Missouri |
| 12 | John Hartman | 48 | head | Sheet Metal Worker | Missouri |
| 13 | Flossie Hartman | 43 | wife | None | Missouri |
| 14 | Peggy Hartman | 15 | daughter | None | Missouri |
| 15 | Ray A. Whitley | 29 | head | Wood Molder | Kansas |
| 16 | Marie J. Whitley | 29 | wife | Saleslady | Illinois |
| 17 | David L. Harth | 44 | head | Salesman | Missouri |
| 18 | Irene A. Harth | 44 | wife | None | Missouri |
| 19 | David L. Harth | 19 | son | Filling Station Attendant | Missouri |
| 20 | Dorrit A. Harth | 17 | daughter | None | Missouri |
| 21 | Patricia M. Harth | 13 | daughter | — | Missouri |
| 22 | Betty J. Harth | 11 | daughter | — | Missouri |
| 23 | William Carr THIS PERSON | 44 | head | Carpenter | Kentucky |
| 24 | Janet Carr | 38 | wife | None | Kentucky |
| 25 | William Jr. Carr | 19 | son | Carpenter Helper | Ohio |
| 26 | John Carr | 18 | son | New Worker | Ohio |
| 27 | Clarence Carr | 16 | son | None | Ohio |
| 28 | Robert Carr | 14 | son | — | Ohio |
| 29 | Ruth Carr | 12 | daughter | — | Missouri |
| 30 | Wayne Carr | 11 | son | — | Missouri |
| 31 | Janet Carr | 9 | daughter | — | Missouri |
| 32 | David Carr | 7 | son | — | Missouri |
| 33 | Norman Carr | 21 | son | Carpenter Helper | Ohio |
| 34 | Francis P. Hughes | 38 | head | Brick Layer | Missouri |
| 35 | Rose M. Hughes | 37 | wife | None | Missouri |
| 36 | Robert A. Hughes | 14 | son | — | Missouri |
| 37 | Rose Marie Hughes | 12 | daughter | — | Missouri |
| 38 | Patricia F. Hughes | 6 | daughter | — | Missouri |
| 39 | Marvin Lutterfield | 34 | head | Service Man | Missouri |
| 40 | Beula Lutterfield | 30 | wife | None | Missouri |
Related Census Records
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)