JG
John Glass — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Glass across the 1910, 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Victor & Sarah — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Glass |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Mt. Oliver Boro |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Manager |
| Industry | Plumbing Store |
| Class of Worker | PW |
| Hours Worked | 55 |
| Income (1939) | 2000 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Manager |
| Township / Ward | Mt Oliver Boro |
| Est. Birth Year | ~1906 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Grace Glass | Spouse | — | 34 | ~1906 |
| Jack Glass | Son | — | 12 | ~1928 |
| John Glass | Head | — | 34 | ~1906 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age 3
Allegheny, Pennsylvania · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gloss |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 13
Allegheny, Pennsylvania · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gloss |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 23
Allegheny, Pennsylvania · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Glass |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Gauger |
| Industry | Steel mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 36 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 34
Allegheny-County, Pennsylvania · implied b. ~1906 — 3 household members
| Surname | Glass |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Mt. Oliver Boro |
| 1935 Residence (County) | Allegheny |
| Occupation | Manager |
| Industry | Plumbing Store |
| Class of Worker | PW |
| Hours Worked | 55 |
| Income (1939) | 2000 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| 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 John Glass across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Victor Gloss (~0.92 confidence) and mother Sarah Gloss (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Victor Gloss
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Sarah Gloss
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Glass
Head · 1940 · age 34 · b. ~1906 · 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-t0627-03412-00143)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Frank | 28 | Head | Furnace Builder | Pennsylvania |
| 2 | Anna Mae Frank | 27 | Wife | — | Pennsylvania |
| 3 | Ray Frank | 2 | Son | — | Pennsylvania |
| 4 | Donald Frank | 0 | Son | — | Pennsylvania |
| 5 | Walter Gronder | 36 | Head | Janitor | Pennsylvania |
| 6 | Marie Gronder | 34 | Wife | — | Pennsylvania |
| 7 | Margaret Gronder | 13 | Daughter | — | Pennsylvania |
| 8 | Edna Gronder | 9 | Daughter | — | Pennsylvania |
| 9 | Nancy Gronder | 7 | Daughter | — | Pennsylvania |
| 10 | Peter Briasch | 65 | Head | Janitor | Germany |
| 11 | Marie Briasch | 67 | Wife | — | Germany |
| 12 | Nicholas Recatney | 55 | Head | Porter | Pennsylvania |
| 13 | Anna Recatney | 57 | Daughter | — | Pennsylvania |
| 14 | Joseph Recatney | 41 | Son | Shipper | Pennsylvania |
| 15 | Stephen Buntz | 50 | Lodger | Salesman | Pennsylvania |
| 16 | John R. Glass THIS PERSON | 34 | Head | Manager | Pennsylvania |
| 17 | Grace Glass | 34 | Wife | — | Pennsylvania |
| 18 | Jack Glass | 12 | Son | — | Pennsylvania |
| 19 | Nicholas Kuchnic | 71 | Head | — | Pennsylvania |
| 20 | Ellen Kuchnic | 61 | Wife | — | Pennsylvania |
| 21 | Francis Mendes | 42 | Lodger | Electrician | Washington |
| 22 | Salvatore Lameria | 31 | Head | Stock Checker | Pennsylvania |
| 23 | Agnes Lameria | 24 | Wife | — | Pennsylvania |
| 24 | Janet Lameria | 1 | Daughter | — | Pennsylvania |
| 25 | Nicholas Barle | 55 | Head | Machinist | Pennsylvania |
| 26 | Clara Barle | 51 | Wife | — | Pennsylvania |
| 27 | Clara Barle | 12 | Daughter | — | Pennsylvania |
| 28 | Edward Kerley | 25 | Head | Laborer | Pennsylvania |
| 29 | Mary Jane Kerley | 25 | Wife | Saleslady | Pennsylvania |
| 30 | Stanley Sabeysky | 41 | Head | Clerk | Pennsylvania |
| 31 | Sophie Sabeysky | 33 | Wife | — | Pennsylvania |
| 32 | Irene Sabeysky | 16 | Daughter | — | Pennsylvania |
| 33 | Stanley Jr. Sabeysky | 12 | Son | — | Pennsylvania |
| 34 | Patty Sabeysky | 5 | Daughter | — | Pennsylvania |
| 35 | Rita Sabeysky | 5 | Daughter | — | Pennsylvania |
| 36 | Stephen Marko | 64 | Head | — | Austria |
| 37 | Mary Marko | 62 | Wife | — | Austria |
| 38 | Jacob Miller | 41 | Head | Laborer | Pennsylvania |
| 39 | Marie Miller | 40 | Wife | — | Pennsylvania |
| 40 | Fred Jr. Miller | 14 | Son | — | Pennsylvania |
Pedigree Summary
John
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)