ES
Elmer Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Elmer Smith across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Solomon — first a head (b.~1905), then head of a 3-person household.
Age 35
b. ~1905
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Smith |
| Given Name | Elmer |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Machinery Supply |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 336 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Mechanic |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1905 |
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 Elmer | Age | Birth yr |
|---|---|---|---|---|
| Arlene Smith | Daughter | — | 2 | ~1938 |
| Elmer Smith | Head | — | 35 | ~1905 |
| Dorothy Smith | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 16
Allegheny, Pennsylvania · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Elmer |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Other, age 25
Allegheny, Pennsylvania · implied b. ~1905 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Elmer |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 20 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | laborer |
| Industry | odd jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 35
Allegheny-County, Pennsylvania · implied b. ~1905 — 3 household members
| Surname | Smith |
| Given Name | Elmer |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Occupation | Mechanic |
| Industry | Machinery Supply |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 336 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Elmer Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Solomon Smith (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Solomon Smith
b. ~1872
Source father
● Household
· direct · ~0.92
This person
Anchor record
Elmer Smith
Head · 1940 · age 35 · b. ~1905 · Pennsylvania
★ 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 — 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-t0627-03667-00613)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rose Pizzi | 21 | Daughter | Maid | Pennsylvania |
| 42 | Joseph Pizzi | 25 | Son | Hook Up | Pennsylvania |
| 43 | Mary Pizzi | 21 | Daughter-in-law | — | Pennsylvania |
| 44 | Daniel San Gregorio | 62 | Head | Carpenter | Italy |
| 45 | Clara San Gregorio | 55 | Wife | — | Italy |
| 46 | Edward B. San Gregorio | 21 | Son | Truck Driver | Ohio |
| 47 | Pearl San Gregorio | 19 | Daughter | New Worker | Ohio |
| 48 | Rudolph San Gregorio | 16 | Son | — | Ohio |
| 49 | Edward San Gregorio | 14 | Son | — | Ohio |
| 50 | Donato Parinzino | 82 | Head | — | Italy |
| 51 | Mary Parinzino | 80 | Wife | — | Italy |
| 52 | Elmer Smith THIS PERSON | 35 | Head | Mechanic | Pennsylvania |
| 53 | Dorothy Smith | 26 | Wife | — | Pennsylvania |
| 54 | Arlene Smith | 2 | Daughter | — | Pennsylvania |
| 55 | Anthony Cometabile | 42 | Head | Billing Clerk | Pennsylvania |
| 56 | Dora Cometabile | 37 | Wife | — | Pennsylvania |
| 57 | Dominic Cometabile | 18 | Son | New Worker | Pennsylvania |
| 58 | Alfred Cometabile | 16 | Son | — | Pennsylvania |
| 59 | Edward Cometabile | 14 | Son | — | Pennsylvania |
| 60 | William Cometabile | 7 | Son | — | Pennsylvania |
| 61 | Charles J. Donner | 58 | Head | Machine Hand | Germany |
| 62 | Agnes Donner | 58 | Wife | — | Germany |
| 63 | Cecil R. Donner | 31 | Son | Electrician | Pennsylvania |
| 64 | Fred C. Donner | 23 | Son | Meter Reader | Pennsylvania |
| 65 | Arthur Donner | 21 | Son | Carpenter | Pennsylvania |
| 66 | Ida Beck | 63 | Head | — | Pennsylvania |
| 67 | Frank Zanaglu | 52 | Head | Labor | Italy |
| 68 | Sue E. Zanaglu | 41 | Wife | — | Italy |
| 69 | Cecil Zanaglu | 19 | Son | — | West Virginia |
| 70 | David Zanaglu | 15 | Son | — | Pennsylvania |
| 71 | Irene Zanaglu | 11 | Daughter | — | Pennsylvania |
| 72 | Philip Hanster | 41 | Head | Truck Driver | Pennsylvania |
| 73 | Margaret Hanster | 30 | Wife | — | Pennsylvania |
| 74 | Margaret Hanster | 9 | Daughter | — | Pennsylvania |
| 75 | Philip Hanster | 8 | Son | — | Pennsylvania |
| 76 | Carl Hanster | 7 | Son | — | Pennsylvania |
| 77 | Carolyn Hanster | 4 | Daughter | — | Pennsylvania |
| 78 | Mary Hanster | 76 | Lodger | — | Pennsylvania |
| 79 | Fred Zimmer | 38 | Head | Plasterer | Pennsylvania |
| 80 | Edith Zimmer | 27 | Wife | — | Pennsylvania |
Pedigree Summary
Elmer
Gen 1 · 1 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)