CS
Calvin Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Summit-County, Ohio
Our Model Tree links this Calvin Smith across the 1920, 1930 and 1940 US Censuses in Summit-County, Ohio (XGBoost, ~Confirmed), with identified parents Alvin & Nellie — first a head (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Summit-County, Ohio |
| Surname | Smith |
| Given Name | Calvin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Akron |
| 1935 Residence (County) | Summit |
| Additional Details | |
| Occupation | Metal Finisher |
| Industry | Frame Works |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 765 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Metal Finisher |
| Township / Ward | Akron |
| Est. Birth Year | ~1912 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Calvin | Age | Birth yr |
|---|---|---|---|---|
| Irene Smith | Daughter | — | 2 | ~1938 |
| Blanche Smith | Spouse | — | 25 | ~1915 |
| Calvin Smith | Head | — | 28 | ~1912 |
Census Appearances
1920
Summit, Ohio
Son, age 7
Summit, Ohio · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Calvin J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Summit, Ohio
Son, age 18
Summit, Ohio · implied b. ~1912 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Calvin J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Typist |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Summit-County, Ohio
Head, age 28
Summit-County, Ohio · implied b. ~1912 — 3 household members
| Surname | Smith |
| Given Name | Calvin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Akron |
| 1935 Residence (County) | Summit |
| Occupation | Metal Finisher |
| Industry | Frame Works |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 765 |
| Highest Grade | Hs 2 |
| 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 Calvin Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alvin Smith (~0.92 confidence) and mother Nellie Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alvin Smith
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Nellie Smith
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Calvin Smith
Head · 1940 · age 28 · b. ~1912 · 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 — Summit-County, Ohio
Open full size
1940 US Federal Census — Summit-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03177-00548)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | August Miller | 63 | Head | Molder Helper | Germany |
| 2 | Anna Miller | 60 | Wife | — | Germany |
| 3 | Edward Miller | 36 | Son | Laborer | Ohio |
| 4 | Adolph Krause | 35 | Roomer | Truck Driver | Ohio |
| 5 | Stephen Hockoopin | 64 | Roomer | Laborer | Czechoslovakia |
| 6 | Calvin Smith THIS PERSON | 28 | Head | Metal Finisher | Ohio |
| 7 | Blanche Smith | 25 | Wife | — | Ohio |
| 8 | Irene Smith | 2 | Daughter | — | Ohio |
| 9 | Elisha Dickson | 47 | Head | Steam Tender | W. Va. |
| 10 | Carrie Dickson | 46 | Wife | Cook | Va. |
| 11 | Ronald Dickson | 22 | Son | — | N. Y. |
| 12 | Werner Dickson | 21 | Son | — | Ohio |
| 13 | Anton Sterkovitz | 65 | Head | Cooper | Hungary |
| 14 | Mary Sterkovitz | 61 | Wife | Servant | Yugoslavia |
| 15 | Victor Vorum | 30 | Head | Brewer | Pa |
| 16 | Anne Vorum | 27 | Wife | — | Hungary |
| 17 | Matthews Sugar | 41 | Head | Driver | Hungary |
| 18 | Julia Sugar | 36 | Wife | Servant | Hungary |
| 19 | Julia Sugar | 7 | Daughter | — | Ohio |
| 20 | Elizabeth Sugar | 62 | Mother | — | Hungary |
| 21 | Joe Berish | 51 | Head | Cure Tires | Yugoslavia |
| 22 | Mary Berish | 41 | Wife | — | Yugoslavia |
| 23 | Rudolph Berish | 17 | Son | — | Ohio |
| 24 | Adela Berish | 15 | Daughter | — | Ohio |
| 25 | Matilda Berish | 10 | Daughter | — | Ohio |
| 26 | Victor Berish | 9 | Son | — | Yugoslavia |
| 27 | George Veith | 49 | Head | Install Furnace | Ohio |
| 28 | Leola Veith | 46 | Wife | Cook | Ohio |
| 29 | Roy Veith | 26 | Son | Pressman | Ohio |
| 30 | Harry W. Bell | 23 | Nephew | Machinist | Ohio |
| 31 | Joseph Deitch | 25 | Boarder | Salesman | Ohio |
| 32 | Isabel Deitch | 23 | Boarder | — | Ohio |
| 33 | Raymond Deitch | 18 | Boarder | — | Ohio |
| 34 | Charles D. Davis | 37 | Head | Mechanic | Ohio |
| 35 | Eula Davis | 31 | Wife | Trimmer | W. Va. |
| 36 | Eleanor Davis | 14 | Daughter | — | Ohio |
| 37 | Dorothy Davis | 12 | Daughter | — | Ohio |
| 38 | Paul Davis | 13 | Son | — | Ohio |
| 39 | Marlene Davis | 9 | Daughter | — | Ohio |
| 40 | Marie Neigand | 34 | Head | Clerical Work | Czechoslovakia |
Pedigree Summary
Calvin
Gen 1 · 2 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)