CR
Charles Robbins — 1930 US Census Record
Model Tree available1930 United States Federal Census · Montgomery, Pennsylvania
Our Model Tree links this Charles Robbins across the 1920, 1930 and 1940 US Censuses in Montgomery, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a son (b.~1913), then head of a 8-person household.
Age 17
b. ~1913
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Pennsylvania |
| Surname | Robbins |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Bridgeport Borough |
| Est. Birth Year | ~1913 |
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 1930 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Robbins | Head | — | 38 | ~1892 |
| Sarah Robbins | Spouse | — | 36 | ~1894 |
| Sarah Robbins | Daughter | — | 7 | ~1923 |
| Charles Robbins | Son | — | 17 | ~1913 |
| Emily Robbins | Son | — | 12 | ~1918 |
| Joseph Robbins | Son | — | 16 | ~1914 |
| Elmer Robbins | Son | — | 14 | ~1916 |
| Carol Robbins | Son | — | 5 | ~1925 |
Census Appearances
1920
Montgomery, Pennsylvania
Son, age 8
Montgomery, Pennsylvania · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robbins |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Montgomery, Pennsylvania
Son, age 17
Montgomery, Pennsylvania · implied b. ~1913 — 8 household members
| Surname | Robbins |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Montgomery-County, Pennsylvania
Head, age 27
Montgomery-County, Pennsylvania · implied b. ~1913 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robins |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Norristown |
| 1935 Residence (County) | Montgomery |
| Occupation | Laborer |
| Industry | fiber plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 676 |
| Highest Grade | No 7 |
| 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 Charles Robbins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Robbins (~0.92 confidence) and father Charles Robbins (~0.92 confidence) and mother Sarah Robbins (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Robbins
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Charles Robbins
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Sarah Robbins
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Robbins
Son · 1930 · age 17 · b. ~1913 · Pennsylvania
★ You are viewing this record
Sibling
Joseph Robbins
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Robbins
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Robbins
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carol Robbins
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emily Robbins
Sibling · 1930 · age 12
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
1930 US Federal Census — Montgomery, Pennsylvania
Open full size
1930 US Federal Census — Montgomery, Pennsylvania
Page Contents
47 people indexed on this census page (ia:1930:fifteenthcensus00reel2081:0037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clarence Bennanzio | 40 | Head | Salesman | Pennsylvania |
| 2 | Ethel M. Bennanzio | 43 | Wife | — | Pennsylvania |
| 3 | Helen Bennanzio | 17 | Daughter | Saleswoman | Pennsylvania |
| 4 | Marguerite Bennanzio | 15 | Daughter | — | Pennsylvania |
| 5 | Thelma Bennanzio | 14 | Daughter | — | Pennsylvania |
| 6 | Charles Robbins | 38 | Head | Inspector | Pennsylvania |
| 7 | Sarah Robbins | 36 | Wife | — | Pennsylvania |
| 8 | Charles Robbins THIS PERSON | 17 | Son | — | Pennsylvania |
| 9 | Joseph Robbins | 16 | Son | — | Pennsylvania |
| 10 | Elmer Robbins | 14 | Son | — | Pennsylvania |
| 11 | Emily Robbins | 12 | Son | — | Pennsylvania |
| 12 | Sarah Robbins | 7 | Daughter | — | Pennsylvania |
| 13 | Carol Robbins | 5 | Son | — | Pennsylvania |
| 14 | William Watson | 29 | Head | Agent | Pennsylvania |
| 15 | Elizabeth Watson | 26 | Wife | — | Pennsylvania |
| 16 | Harry Hammond | 62 | Head | Janitor | Pennsylvania |
| 17 | Mary D. Hammond | 58 | Wife | — | Pennsylvania |
| 18 | Helen Hammond | 29 | Daughter | Clerk | Pennsylvania |
| 19 | Elizabeth Pitchforth | 52 | Head | — | Pennsylvania |
| 20 | Elizabeth Pitchforth | 20 | Daughter | Clerk | Pennsylvania |
| 21 | Florence Pitchforth | 18 | Daughter | Clerk | Pennsylvania |
| 22 | James Williams | 28 | Son-in-law | — | Pennsylvania |
| 23 | Mary Williams | 24 | Daughter | — | Pennsylvania |
| 24 | James Williams | 1 | Grandson | — | Pennsylvania |
| 25 | William Dagnoni | 24 | Head | Carpenter | Pennsylvania |
| 26 | Edna Dagnoni | 22 | Wife | — | Pennsylvania |
| 27 | Mary Dagnoni | 3 | Daughter | — | Pennsylvania |
| 28 | Elizabeth Horvat | 48 | Head | Spinner | Austria |
| 29 | John Plumbe | 55 | Head | Gardener | Italy |
| 30 | Anna Plumbe | 42 | Wife | — | Italy |
| 31 | James Plumbe | 16 | Son | Laborer | Pennsylvania |
| 32 | Peter Plumbe | 14 | Son | — | Pennsylvania |
| 33 | Anthony Plumbe | 10 | Son | — | Pennsylvania |
| 34 | John Plumbe | 3 | Son | — | Pennsylvania |
| 35 | Grace Plumbe | 7 | Daughter | — | Pennsylvania |
| 36 | Anna Plumbe | 6 | Daughter | — | Pennsylvania |
| 37 | Thomas Onetti | 35 | Head | Knocker | Italy |
| 38 | Mary Onetti | 26 | Wife | — | Pennsylvania |
| 39 | Joseph Onetti | 12 | Son | — | Pennsylvania |
| 40 | Joseph Popelarski | 60 | Head | — | Poland |
| 41 | Mary Popelarski | 56 | Wife | — | Poland |
| 42 | John Popelarski | 24 | Son | Driver | Poland |
| 43 | Frank Popelarski | 22 | Son | — | Pennsylvania |
| 44 | Anna Popelarski | 20 | Daughter | — | Pennsylvania |
| 45 | Peter Popelarski | 18 | Son | Salesman | Pennsylvania |
| 46 | Joseph Popelarski | 16 | Son | — | Pennsylvania |
| 47 | Rose Popelarski | 12 | Daughter | — | Pennsylvania |
Pedigree Summary
Charles + 5 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 1930 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)