CS
Clyde Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Clyde Smith across the 1910, 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Angie & Clyde — first a son (b.~1909), then head of a 8-person household.
Age 31
b. ~1909
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Smith |
| Given Name | Clyde |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Etna |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Laborer |
| Industry | Electrical Manufacturing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 650 |
| Highest Grade | Hs 2 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Ohara Township |
| Est. Birth Year | ~1909 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clyde | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Smith | Daughter | — | 17 | ~1923 |
| Elizabeth Smith | Daughter | — | 13 | ~1927 |
| Margaret Smith | Daughter | — | 19 | ~1921 |
| Margaret Smith | Head | — | 57 | ~1883 |
| Clyde Smith | Son | — | 31 | ~1909 |
| Robert Smith | Son | — | 20 | ~1920 |
| Paul Smith | Son | — | 26 | ~1914 |
| Ralph Smith | Son | — | 23 | ~1917 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age 2
Allegheny, Pennsylvania · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Clyde |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 12
Allegheny, Pennsylvania · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Clyde |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Electric Plant |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 21
Allegheny, Pennsylvania · implied b. ~1909 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Clyde |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 31
Allegheny-County, Pennsylvania · implied b. ~1909 — 8 household members
| Surname | Smith |
| Given Name | Clyde |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Etna |
| 1935 Residence (County) | Allegheny |
| Occupation | Laborer |
| Industry | Electrical Manufacturing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 650 |
| Highest Grade | Hs 2 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Clyde Smith across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Angie Smith (~0.92 confidence) and father Clyde Smith (~0.92 confidence) and father George Smith (~0.92 confidence) and father George Smith (~0.92 confidence) and mother Margaret Smith (~0.92 confidence) and mother Marguerite Smith (~0.92 confidence) and mother Margaret Smith (~0.92 confidence). The pedigree spans 1 generation with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Angie Smith
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
Clyde Smith
b. ~1880
Source father
● Household
· direct · ~0.92
Father
George Smith
b. ~1883
Source father
● Household
· direct · ~0.92
Father
George Smith
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Margaret Smith
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Marguerite Smith
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Margaret Smith
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clyde Smith
Son · 1940 · age 31 · b. ~1909 · Pennsylvania
★ You are viewing this record
Sibling
Dorothy Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Smith
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Smith
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Smith
Sibling · 1940 · age 26
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03414-00094)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eugene Gebhart | 79 | Head | — | Alsace-Lorraine |
| 2 | Amelia Gurst | 58 | niece | — | Pennsylvania |
| 3 | Andrew Gurst | 28 | son-of- | Laborer | Pennsylvania |
| 4 | George Deluca | 39 | Head | Carpenter | Pennsylvania |
| 5 | Margaret Deluca | 33 | wife | — | Pennsylvania |
| 6 | Lawrence Deluca | 16 | son | — | Pennsylvania |
| 7 | George Jr. Deluca | 13 | son | — | Pennsylvania |
| 8 | Margaret Deluca | 11 | daughter | — | Pennsylvania |
| 9 | Robert Deluca | 9 | son | — | Pennsylvania |
| 10 | Joseph Bechtold | 34 | Head | Proprietor | Pennsylvania |
| 11 | Madeline Bechtold | 30 | wife | — | Pennsylvania |
| 12 | Joseph B. Bechtold | 2 | son | — | Pennsylvania |
| 13 | Richard Bechtold | 1 | son | — | Pennsylvania |
| 14 | James Bechtold | 0 | son | — | Pennsylvania |
| 15 | James Hathhorn | 30 | Head | Truck Driver | Pennsylvania |
| 16 | Jean Hathhorn | 29 | wife | — | Pennsylvania |
| 17 | Joan Hathhorn | 6 | daughter | — | Pennsylvania |
| 18 | Jean Hathhorn | 3 | daughter | — | Pennsylvania |
| 19 | Korina Biernesser | 70 | Head | — | Pennsylvania |
| 20 | Irene Biernesser | 33 | daughter | — | Pennsylvania |
| 21 | William Kleitz | 69 | Head | Proprietor | Pennsylvania |
| 22 | Rosalia Kleitz | 62 | wife | — | Pennsylvania |
| 23 | Raymond Biernesser | 40 | Head | Laborer | Pennsylvania |
| 24 | Mathilda Biernesser | 39 | wife | — | Pennsylvania |
| 25 | Raymond Jr. Biernesser | 15 | son | — | Pennsylvania |
| 26 | Albert Biernesser | 14 | son | — | Pennsylvania |
| 27 | Elmer Biernesser | 11 | son | — | Pennsylvania |
| 28 | Robert Mehlhorn | 58 | Head | Farmer | Germany |
| 29 | Wilhelm Mehlhorn | 25 | son | Plumber | Pennsylvania |
| 30 | Marie Mehlhorn | 16 | daughter | — | Pennsylvania |
| 31 | George H. Bellion | 51 | Head | Farmer | Pennsylvania |
| 32 | Margaret Smith | 57 | Head | Proprietor | Pennsylvania |
| 33 | Clyde Smith THIS PERSON | 31 | son | Laborer | Pennsylvania |
| 34 | Paul Smith | 26 | son | Laborer | Pennsylvania |
| 35 | Ralph Smith | 23 | son | Laborer | Pennsylvania |
| 36 | Robert Smith | 20 | son | New Worker | Pennsylvania |
| 37 | Margaret Smith | 19 | daughter | — | Pennsylvania |
| 38 | Dorothy Smith | 17 | daughter | — | Pennsylvania |
| 39 | Elizabeth Smith | 13 | daughter | — | Pennsylvania |
| 40 | Noah Painter | 53 | Head | Stationary Engineer | Ohio |
Related Census Records
Pedigree Summary
Clyde + 6 siblings
Gen 1 · 7 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)