RC
Robert Carroll — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Blair, Pennsylvania
Our Model Tree links this Robert Carroll across the 1920 and 1930 US Censuses in Blair, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 10-person household.
Age 14
b. ~1916
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Blair, Pennsylvania |
| Surname | Carroll |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Germany |
| Additional Details | |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Altoona City |
| Est. Birth Year | ~1916 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Joseph Carroll | Son | — | 8 | ~1922 |
| Eugene Carroll | Son | — | 3 | ~1927 |
| Hermina Carroll | Spouse | — | 49 | ~1881 |
| Helen Carroll | Daughter | — | 23 | ~1907 |
| Paul Carroll | Son | — | 19 | ~1911 |
| James Carroll | Son | — | 12 | ~1918 |
| Dorothy Carroll | Daughter | — | 17 | ~1913 |
| George Carroll | Head | — | 51 | ~1879 |
| Richard Carroll | Son | — | 10 | ~1920 |
| Robert Carroll | Son | — | 14 | ~1916 |
Census Appearances
1920
Blair, Pennsylvania
Son, age 4
Blair, Pennsylvania · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Berlin Ger |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Blair, Pennsylvania
Son, age 14
Blair, Pennsylvania · implied b. ~1916 — 10 household members
| Surname | Carroll |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Robert Carroll across 2 US Census years (1920 and 1930) in Blair, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Carroll
Son · 1930 · age 14 · b. ~1916 · Pennsylvania
★ You are viewing this record
Sibling
Helen Carroll
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Carroll
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Carroll
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Carroll
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Carroll
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Carroll
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Carroll
Sibling · 1930 · age 3
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 — Blair, Pennsylvania
Open full size
1930 US Federal Census — Blair, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2004:0298)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Chauncy Fawkes | 36 | Head | Boiler Maker | Pennsylvania |
| 52 | Pearl H Fawkes | 33 | Wife | — | Pennsylvania |
| 53 | Paul Fawkes | 16 | Son | — | Pennsylvania |
| 54 | Ray F Fowler | 27 | Head | Car Builder | Pennsylvania |
| 55 | Ella Fowler | 27 | Wife | — | Pennsylvania |
| 56 | Robert V Daugherty | 68 | Boarder | — | Pennsylvania |
| 57 | George Eddie | 50 | Head | — | Scotland |
| 58 | George Eddie | 26 | Son | Electrician | Scotland |
| 59 | John W Eddie | 21 | Son | Laborer | Scotland |
| 60 | Tom Kulmatzycki | 44 | Head | Laborer | Austria |
| 61 | Annie Kulmatzycki | 40 | Wife | — | Austria |
| 62 | Stella Kulmatzycki | 23 | Daughter | — | Austria |
| 63 | Olga Kulmatzycki | 12 | Daughter | — | Pennsylvania |
| 64 | Luke Kulmatzycki | 14 | Daughter | — | Pennsylvania |
| 65 | Michael Kulmatzycki | 5 | Son | — | Pennsylvania |
| 66 | Andrew Churmilla | 37 | Head | Electrician | Pennsylvania |
| 67 | Anna Churmilla | 30 | Wife | — | Pennsylvania |
| 68 | Francis Churmilla | 4 | Son | — | New Jersey |
| 69 | Blaine Churmilla | 0 | Son | — | Pennsylvania |
| 70 | William T Cherry | 50 | Head | Carpenter | Pennsylvania |
| 71 | Ida Rickels | 68 | Head | — | Pennsylvania |
| 72 | James Armstrong | 30 | Head | Painter | Pennsylvania |
| 73 | Betty Armstrong | 21 | Wife | — | Pennsylvania |
| 74 | Robert Armstrong | 3 | Son | — | Pennsylvania |
| 75 | Cloyd Cramer | 27 | Head | Fireman | Pennsylvania |
| 76 | Hilda Cramer | 25 | Wife | — | Pennsylvania |
| 77 | Cloyd Jr Cramer | 8 | Son | — | Pennsylvania |
| 78 | Ada Cramer | 5 | Daughter | — | Pennsylvania |
| 79 | Evelyn Cramer | 4 | Daughter | — | Pennsylvania |
| 80 | Donald Mc Donald | 41 | Head | Pattern Maker | Scotland |
| 81 | Mary Mc Donald | 43 | Wife | — | Scotland |
| 82 | Donald Jr Mc Donald | 7 | Son | — | Scotland |
| 83 | George F Carroll | 51 | Head | Machinist | Pennsylvania |
| 84 | Hermina Carroll | 49 | Wife | — | Germany |
| 85 | Paul Carroll | 19 | Son | Laborer | Pennsylvania |
| 86 | Helen Carroll | 23 | Daughter | Mail Clerk | Pennsylvania |
| 87 | Dorothy Carroll | 17 | Daughter | — | Pennsylvania |
| 88 | Robert Carroll THIS PERSON | 14 | Son | — | Pennsylvania |
| 89 | James Carroll | 12 | Son | — | Pennsylvania |
| 90 | Richard Carroll | 10 | Son | — | Pennsylvania |
| 91 | Joseph Carroll | 8 | Son | — | Pennsylvania |
| 92 | Eugene Carroll | 3 | Son | — | Pennsylvania |
| 93 | Odis W Chathams | 32 | Head | Contractor | Pennsylvania |
| 94 | Agnes B Chathams | 33 | Wife | — | Pennsylvania |
| 95 | Sora Stevens | 51 | Head | Machinist Helper | Pennsylvania |
| 96 | Sara Stevens | 4 | Daughter | — | Pennsylvania |
| 97 | Virginia K Stevens | 2 | Daughter | — | Pennsylvania |
| 98 | Charles M Ponty | 65 | Brother-in-law | — | Pennsylvania |
| 99 | Norman G Slagel | 30 | Head | Mail Carrier | Pennsylvania |
| 100 | Charlotte Slagel | 41 | Wife | — | Pennsylvania |
Related Census Records
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)