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Louis Schmidt — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Campbell-County, Kentucky
Our Model Tree links this Louis Schmidt across the 1930 and 1940 US Censuses in Campbell-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 12-person household.
Age 12
b. ~1928
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Campbell-County, Kentucky |
| Surname | Schmidt |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Bellevue City |
| 1935 Residence (County) | Campbell |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Bellevue 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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Paul Schmidt | Son | — | 10 | ~1930 |
| Charles Schmidt | Son | — | 22 | ~1918 |
| Catherine Schmidt | Spouse | — | 46 | ~1894 |
| Willard Schmidt | Head | — | 46 | ~1894 |
| Jerome Schmidt | Son | — | 3 | ~1937 |
| Rita Schmidt | Daughter | — | 17 | ~1923 |
| Mildred Schmidt | Daughter | — | 14 | ~1926 |
| Louis Schmidt | Son | — | 12 | ~1928 |
| Vincent Schmidt | Son | — | 19 | ~1921 |
| Frank Schmidt | Son | — | 9 | ~1931 |
| Willard Schmidt | Son | — | 24 | ~1916 |
| Virginia Schmidt | Daughter | — | 5 | ~1935 |
Census Appearances
1930
Campbell, Kentucky
Son, age 1
Campbell, Kentucky · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Louis R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Campbell-County, Kentucky
Son, age 12
Campbell-County, Kentucky · implied b. ~1928 — 12 household members
| Surname | Schmidt |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Bellevue City |
| 1935 Residence (County) | Campbell |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 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 Louis Schmidt across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louis Schmidt
Son · 1940 · age 12 · b. ~1928 · Kentucky
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Sibling
Paul Schmidt
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Schmidt
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Schmidt
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Schmidt
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willard Schmidt
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jerome Schmidt
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Schmidt
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Schmidt
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Schmidt
Sibling · 1940 · age 22
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 — Campbell-County, Kentucky
Open full size
1940 US Federal Census — Campbell-County, Kentucky
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01290-00011)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Miller | 65 | Head | Home | Kentucky |
| 2 | Chris Cline | 60 | Head | Real Estate | Ohio |
| 3 | Grace Cline | 57 | Wife | — | Ohio |
| 4 | Donald Cline | 25 | Son | Asst Mgr | Kentucky |
| 5 | Elbert Cline | 22 | Son | Dept Mgr | Kentucky |
| 6 | Martha Cline | 24 | Daughter | — | Kentucky |
| 7 | Donald Cline | 4 | Grandson | — | Kentucky |
| 8 | Bessie Gesser | 65 | Head | Home | Ohio |
| 9 | Jack Gesser | 21 | Adop Child | Truck Driver | Kentucky |
| 10 | Dorothy Gesser | 16 | Adop Daughter | — | Kentucky |
| 11 | Joseph Tucker | 38 | Head | Clerk | Kentucky |
| 12 | Marie Tucker | 38 | Wife | — | Ohio |
| 13 | Anna Tucker | 10 | Daughter | — | Ohio |
| 14 | Willard Schmidt | 46 | Head | Mechanic | Kentucky |
| 15 | Catherine Schmidt | 46 | Wife | — | Kentucky |
| 16 | Willard Jr Schmidt | 24 | Son | Jeweler | Kentucky |
| 17 | Charles Schmidt | 22 | Son | Maintenance | Kentucky |
| 18 | Vincent Schmidt | 19 | Son | Auto Worker | Kentucky |
| 19 | Rita May Schmidt | 17 | Daughter | — | Kentucky |
| 20 | Mildred Schmidt | 14 | Daughter | — | Kentucky |
| 21 | Louis Schmidt THIS PERSON | 12 | Son | — | Kentucky |
| 22 | Paul Schmidt | 10 | Son | — | Kentucky |
| 23 | Frank Schmidt | 9 | Son | — | Kentucky |
| 24 | Virginia Schmidt | 5 | Daughter | — | Kentucky |
| 25 | Jerome Schmidt | 3 | Son | — | Kentucky |
| 26 | Morris Schubert | 90 | Head | — | Austria |
| 27 | Leah Schubert | 52 | Daughter | — | Ohio |
| 28 | Vince Moore | 18 | Head | School Teacher | Indiana |
| 29 | Virginia Murrell | 27 | Lodger | — | Kentucky |
| 30 | Syd Peter | 52 | Head | Florist | Ohio |
| 31 | Eva Peter | 48 | Wife | — | Kentucky |
| 32 | Martha Moore | 52 | Lodger | — | Kentucky |
| 33 | Mary Moore | 75 | Mother | — | Pittsburg |
| 34 | Harry Hartman | 39 | Lodger | Clerk | Ohio |
| 35 | Mildred Hartman | 39 | Lodger | — | Kentucky |
| 36 | Jean Ann Hartman | 10 | Lodger | — | Kentucky |
| 37 | Ralph Kaufman | 40 | Head | Chauffer | Ohio |
| 38 | Sarah Kaufman | 39 | Wife | — | Kentucky |
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)