JG
James Glass — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dauphin-County, Pennsylvania
Our Model Tree links this James Glass across the 1920, 1930 and 1940 US Censuses in Dauphin-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Grover & Irvin — first a son (b.~1911), then head of a 6-person household.
Age 29
b. ~1911
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dauphin-County, Pennsylvania |
| Surname | Glass |
| Given Name | James M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Penbrook boro |
| 1935 Residence (County) | Dauphin |
| Additional Details | |
| Occupation | Chairman on Survey Corps |
| Industry | Construction and Engineering Firm |
| Class of Worker | PW |
| Hours Worked | 72 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Chairman On Survey Corps |
| Township / Ward | Penbrook Boro |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Grant Glass | Son | — | 27 | ~1913 |
| Lois Glass | Daughter | — | 20 | ~1920 |
| Daniel Glass | Son | — | 18 | ~1922 |
| James Glass | Son | — | 29 | ~1911 |
| Margaret Glass | Spouse | — | 57 | ~1883 |
| Grover Glass | Head | — | 55 | ~1885 |
Census Appearances
1920
Dauphin, Pennsylvania
Son, age 9
Dauphin, Pennsylvania · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Glass |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Dauphin, Pennsylvania
Son, age 20
Dauphin, Pennsylvania · implied b. ~1910 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Glass |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Chocolate Facty |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Dauphin-County, Pennsylvania
Son, age 29
Dauphin-County, Pennsylvania · implied b. ~1911 — 6 household members
| Surname | Glass |
| Given Name | James M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Penbrook boro |
| 1935 Residence (County) | Dauphin |
| Occupation | Chairman on Survey Corps |
| Industry | Construction and Engineering Firm |
| Class of Worker | PW |
| Hours Worked | 72 |
| Highest Grade | H 4 |
| 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 James Glass across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Grover Glass (~0.92 confidence) and father Irvin Glass (~0.92 confidence) and mother Margaret Glass (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Grover Glass
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Irvin Glass
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Margaret Glass
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Glass
Son · 1940 · age 29 · b. ~1911 · Pennsylvania
★ You are viewing this record
Sibling
Lois Glass
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Glass
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grant Glass
Sibling · 1940 · age 27
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 — Dauphin-County, Pennsylvania
Open full size
1940 US Federal Census — Dauphin-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03484-00507)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | David H. Porter | 29 | Head | School Teacher | Pennsylvania |
| 42 | Mary M. Porter | 27 | Wife | — | Pennsylvania |
| 43 | Richard D. Porter | 2 | Son | — | Pennsylvania |
| 44 | Frederick D. Koenig | 47 | Head | Mechanic | Pennsylvania |
| 45 | Lottie Edna Koenig | 46 | Wife | — | Pennsylvania |
| 46 | Mary Louise Koenig | 12 | Daughter | — | Pennsylvania |
| 47 | Frederick W. Koenig | 8 | Son | — | Pennsylvania |
| 48 | Harry R. Morse | 56 | Head | Locomotive Engineer | Pennsylvania |
| 49 | Clara Morse | 55 | Wife | — | Pennsylvania |
| 50 | Geraldine Morse | 28 | Daughter | Stenographer | Pennsylvania |
| 51 | Paul W. Miller | 45 | Head | Civil Engineer | Pennsylvania |
| 52 | Mae S. Miller | 39 | Wife | — | Pennsylvania |
| 53 | Jack P. Miller | 20 | Son | Assistant Civil Engineer | Pennsylvania |
| 54 | Grover C. Glass | 55 | Head | Accountant | Pennsylvania |
| 55 | Margaret M. Glass | 57 | Wife | — | Pennsylvania |
| 56 | James M. Glass THIS PERSON | 29 | Son | Chairman On Survey Corps | Pennsylvania |
| 57 | Grant M. Glass | 27 | Son | Cashier | Pennsylvania |
| 58 | Lois E. Glass | 20 | Daughter | — | Pennsylvania |
| 59 | Daniel W. Glass | 18 | Son | — | Pennsylvania |
| 60 | Thomas M. Richards | 49 | Head | Auditor | Wales |
| 61 | Ruth N. Richards | 51 | Wife | — | Pennsylvania |
| 62 | Thomas M. Jr. Richards | 13 | Son | — | Ohio |
| 63 | Ruth P. Richards | 11 | Daughter | — | Ohio |
| 64 | Ralph H. Baker | 30 | Head | Truck Driver | Pennsylvania |
| 65 | Stella R. Baker | 30 | Wife | — | Pennsylvania |
| 66 | H. Eugene Baker | 8 | Son | — | Pennsylvania |
| 67 | Winifred R. Baker | 4 | Daughter | — | Pennsylvania |
| 68 | Mary S. Hoffman | 36 | Sister-in-law | Sales Clerk | Pennsylvania |
| 69 | Irene E. Muto | 30 | Head | Sales Lady | Pennsylvania |
| 70 | Jean L. Muto | 9 | Daughter | — | Pennsylvania |
| 71 | Ina M. Muto | 6 | Daughter | — | Pennsylvania |
| 72 | Lillian E. Mccarthy | 43 | Lodger | Sales Lady | Pennsylvania |
| 73 | Avis Ann Mccarthy | 13 | Lodger's daughter | — | Pennsylvania |
| 74 | Stewart E. Kirkwood | 33 | Lodger | Electrician | Pennsylvania |
| 75 | Miriam E. Deal | 39 | Head | House Cleaning | Pennsylvania |
| 76 | William C. Deal | 16 | Son | — | Pennsylvania |
| 77 | Doris M. Deal | 12 | Daughter | — | Pennsylvania |
| 78 | Clyde D. Kepford | 54 | Lodger | Watchman | Pennsylvania |
| 79 | Edith Brown | 64 | Head | Sales Lady | Pennsylvania |
| 80 | Elura S. Miller | 63 | Head | Housekeeper | Pennsylvania |
Pedigree Summary
James + 3 siblings
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)