KS
Kenneth Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lucas-County, Ohio
Our Model Tree links this Kenneth Smith across the 1920, 1930 and 1940 US Censuses in Lucas-County, Ohio (XGBoost, ~Confirmed), with identified parents William & Lulu — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lucas-County, Ohio |
| Surname | Smith |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Adams Township |
| Additional Details | |
| Occupation | contractor |
| Industry | building construction |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 156 |
| Highest Grade | H 4 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Contractor |
| Township / Ward | Adams Township |
| Est. Birth Year | ~1917 |
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 Kenneth | Age | Birth yr |
|---|---|---|---|---|
| Mildred Smith | Daughter | — | 21 | ~1919 |
| Wilbur Smith | Head | — | 47 | ~1893 |
| Kenneth Smith | Son | — | 23 | ~1917 |
| Lester Smith | Son | — | 22 | ~1918 |
| Helen Smith | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Wood, Ohio
Son, age 1
Wood, Ohio · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Germany |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Wood, Ohio
Son, age 12
Wood, Ohio · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Lucas-County, Ohio
Son, age 23
Lucas-County, Ohio · implied b. ~1917 — 5 household members
| Surname | Smith |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Adams Township |
| Occupation | contractor |
| Industry | building construction |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 156 |
| Highest Grade | H 4 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Kenneth Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Smith (~0.92 confidence) and mother Lulu Smith (~0.92 confidence) and father Wilbur Smith (~0.92 confidence) and mother Helen Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Smith
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Lulu Smith
b. ~1879
Source mother
● Household
· direct · ~0.92
Father
Wilbur Smith
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Helen Smith
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Kenneth Smith
Son · 1940 · age 23 · b. ~1917 · Ohio
★ You are viewing this record
Sibling
Lester Smith
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Smith
Sibling · 1940 · age 21
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 — Lucas-County, Ohio
Open full size
1940 US Federal Census — Lucas-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03105-00220)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Douglas Arend | 12 | Lodger | — | Ohio |
| 2 | Frank Holmes | 33 | Head | Auto Mechanic | Ohio |
| 3 | Ruth Holmes | 31 | Wife | Comptometer Operator | Ohio |
| 4 | Charles Deegan | 37 | Head | Hooker | Ohio |
| 5 | Wilma Deegan | 25 | Wife | Inspector | Indiana |
| 6 | Theodore Sharp | 39 | Head | Machine Operator | Michigan |
| 7 | Margaret Sharp | 36 | Wife | Typist + Clerk | Ohio |
| 8 | Jack Sharp | 5 | Son | — | Ohio |
| 9 | Betty Lou Sharp | 4 | Daughter | — | Ohio |
| 10 | Charles A. Bloom | 42 | Head | Dental Technician | Ohio |
| 11 | Edna Bloom | 42 | Wife | — | Ohio |
| 12 | Eileen Bloom | 15 | Daughter | — | Ohio |
| 13 | Melvin W. Powers | 28 | Head | Salesman | Ohio |
| 14 | Helen Powers | 23 | Wife | — | Oklahoma |
| 15 | Richard Lee Powers | 5 | Son | — | Ohio |
| 16 | Artie Veith | 60 | Head | — | Ohio |
| 17 | Raymond Veith | 34 | Son | Taxi Driver | Ohio |
| 18 | Howard Veith | 32 | Son | Glass Scraper | Ohio |
| 19 | Robert Veith | 28 | Son | Truck Driver | Ohio |
| 20 | Richard Veith | 25 | Son | Hostler Helper | Ohio |
| 21 | Waldo Henry | 42 | Head | Salesman | Ohio |
| 22 | Fannie L. Henry | 43 | Wife | — | Ohio |
| 23 | Roger Henry | 13 | Son | — | Ohio |
| 24 | Wilbur E. Smith | 47 | Head | Contractor | Pennsylvania |
| 25 | Helen Smith | 45 | Wife | — | Michigan |
| 26 | Kenneth Smith THIS PERSON | 23 | Son | Contractor | Ohio |
| 27 | Lester Smith | 22 | Son | Contractor | Ohio |
| 28 | Mildred Smith | 21 | Daughter | Office Work | Ohio |
| 29 | Willard Ashby | 33 | Head | Installer | Ohio |
| 30 | Pearl Ashby | 28 | Wife | — | Ohio |
| 31 | Joyce Ashby | 9 | Daughter | — | Ohio |
| 32 | George F. Brown | 53 | Head | Locomotive Engineer | Ohio |
| 33 | Loretta M. Brown | 52 | Wife | — | Indiana |
| 34 | Edward D. Conway | 88 | Father-in-law | — | Indiana |
| 35 | Louis Valentin | 51 | Head | Assistant Shipping Clerk | Maryland |
| 36 | Edith Valentin | 51 | Wife | — | Ohio |
| 37 | Albert Lambert | 56 | Head | Railroad Conductor | Michigan |
| 38 | Grace Lambert | 54 | Wife | — | Ohio |
| 39 | Louise Dallas | 9 | Grand daughter | — | Michigan |
| 40 | Fred Blanchard | 53 | Head | Accountant | Ohio |
Pedigree Summary
Kenneth + 2 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)