LS
Leonard Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Leonard Smith across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents Sam & Laura — first a head (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Smith |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Presser |
| Industry | Commercial Laundry |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 448 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Presser |
| Township / Ward | Cincinnati |
| Est. Birth Year | ~1910 |
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 Leonard | Age | Birth yr |
|---|---|---|---|---|
| Leonard Smith | Head | — | 30 | ~1910 |
| Rosie Ross | Other | — | 46 | ~1894 |
| Louis Ross | Other | — | 46 | ~1894 |
| Leonard Smith | Son | — | 7 | ~1933 |
| Jeannette Smith | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Hamilton, Ohio
Son, age 9
Hamilton, Ohio · implied b. ~1911 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Ohio |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Son, age 19
Hamilton, Ohio · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lenord |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| 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
Hamilton-County, Ohio
Head, age 30
Hamilton-County, Ohio · implied b. ~1910 — 5 household members
| Surname | Smith |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Occupation | Presser |
| Industry | Commercial Laundry |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 448 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Leonard Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Sam Smith (~0.92 confidence) and mother Laura Smith (~0.92 confidence) and father Samuel Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sam Smith
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Laura Smith
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
Samuel Smith
b. ~1895
Source father
● Household
· direct · ~0.92
This person
Anchor record
Leonard Smith
Head · 1940 · age 30 · b. ~1910 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03191-00077)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary J Carroll | 19 | Daughter | Clerk | Ohio |
| 42 | James Thomas | 39 | Head | — | Alabama |
| 43 | Bertha Thomas | 37 | Wife | — | Louisiana |
| 44 | George H. Hooker | 40 | Head | Porter | Kentucky |
| 45 | Sarah Q. Hooker | 40 | Wife | — | Virginia |
| 46 | Jesse Fitzpatrick | 39 | Head | Moulder | Alabama |
| 47 | Pattie Fitzpatrick | 26 | Wife | Tipper | Kentucky |
| 48 | Annie Smith | 49 | Mother-in-law | Cook | Kentucky |
| 49 | Leonard Smith THIS PERSON | 30 | Head | Presser | Ohio |
| 50 | Jeannette Smith | 30 | Wife | — | Ohio |
| 51 | Leonard Smith | 7 | Son | — | Ohio |
| 52 | Louis Ross | 46 | Father-in-law | Laborer | Kentucky |
| 53 | Rosie Ross | 46 | Mother-in-law | Laundress | Ohio |
| 54 | Carrie L. White | 36 | Head | Domestic | N. Carolina |
| 55 | Marion White | 16 | Daughter | — | Ohio |
| 56 | Laura Thompson | 63 | Mother | — | N. Carolina |
| 57 | Minnie L. Gasson | 42 | Head | Maid | Georgia |
| 58 | Ruth W. Miller | 22 | Daughter | — | Tennessee |
| 59 | Fred A. Miller | 24 | Son-in-law | Car-Loader | Arkansas |
| 60 | Maria Stringfellow | 63 | Head | Matron | Kentucky |
| 61 | Walter Combs | 22 | Lodger | Gardener | Kentucky |
| 62 | Alberta Combs | 21 | Wife | — | Illinois |
| 63 | Walter Combs | 8 | Son | — | Ohio |
| 64 | George W. Meadows | 49 | Head | Railroad Porter | Tennessee |
| 65 | Maggie Meadows | 58 | Wife | Domestic | Tennessee |
| 66 | Annie L. Hickey | 39 | Sister-in-law | Elevator Operator | Indiana |
| 67 | Keely E. Holloway | 39 | Head | Butler | Indiana |
| 68 | Carrie R. Holloway | 36 | Wife | — | Indiana |
| 69 | Keely E. Holloway | 16 | Son | — | Indiana |
| 70 | Emeline V. Holloway | 14 | Daughter | — | Indiana |
| 71 | Howard L. Holloway | 12 | Son | — | Indiana |
| 72 | Harold R. Holloway | 6 | Son | — | Ohio |
| 73 | Blanche V. Armstrong | 44 | Head | Wash Room Attendant | Kentucky |
| 74 | William A. Kerby | 39 | Head | Packer | Kentucky |
| 75 | Wilhelmina Kerby | 29 | Wife | — | Kentucky |
| 76 | John R. Kerby | 2 | Son | — | Ohio |
| 77 | James Johnson | 49 | Head | Cook & Kitchen | Kentucky |
| 78 | Luetia Johnson | 45 | Wife | Cook | Kentucky |
| 79 | Eugene E. Morgan | 31 | Lodger | Salesman | Georgia |
| 80 | Doris M. Holloway | 10 | Vaughter|Daughter | — | Indiana |
Pedigree Summary
Leonard
Gen 1 · 3 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)