RK
Robert Knight — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Robert Knight across the 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 11-person household.
Age 16
b. ~1914
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Knight |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Munhall Borough |
| Est. Birth Year | ~1914 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Mary Knight | Daughter | — | 24 | ~1906 |
| Elizabeth Knight | Daughter | — | 21 | ~1909 |
| Jean Knight | Daughter | — | 26 | ~1904 |
| Janet Knight | Daughter | — | 12 | ~1918 |
| Robert Knight | Head | — | 56 | ~1874 |
| William Knight | Son | — | 19 | ~1911 |
| James Knight | Son | — | 10 | ~1920 |
| Jack Knight | Son | — | 14 | ~1916 |
| George Knight | Son | — | 14 | ~1916 |
| Robert Knight | Son | — | 16 | ~1914 |
| Elizabeth Knight | Spouse | — | 52 | ~1878 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 6
Allegheny, Pennsylvania · implied b. ~1914 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 16
Allegheny, Pennsylvania · implied b. ~1914 — 11 household members
| Surname | Knight |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| 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 Knight across 2 US Census years (1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Knight
Son · 1930 · age 16 · b. ~1914 · Pennsylvania
★ You are viewing this record
Sibling
Jean Knight
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Knight
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Knight
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Knight
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Knight
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Knight
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Knight
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Knight
Sibling · 1930 · age 19
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 — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1968:0348)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | David Hanlon | 20 | Son | Laborer | Pennsylvania |
| 52 | Fedora Hanlon | 20 | Son | Steel Works | England |
| 53 | Mathilda Hanlon | 19 | Daughter | Steel Works | England |
| 54 | Honor Hanlon | 17 | Daughter | — | England |
| 55 | Frederick Hanlon | 16 | Son | — | England |
| 56 | William Hanlon | 32 | Son | Steel Works | Pennsylvania |
| 57 | Dennis Hanlon | 28 | Son | Steel Works | Pennsylvania |
| 58 | Robert Knight | 56 | Head | Machinist | Scotland |
| 59 | Elizabeth Knight | 52 | Wife | — | Scotland |
| 60 | Jean Knight | 26 | Daughter | Operator | Pennsylvania |
| 61 | Mary Knight | 24 | Daughter | Operator | Pennsylvania |
| 62 | Elizabeth Knight | 21 | Daughter | Clerk | Pennsylvania |
| 63 | William Knight | 19 | Son | Machinist App. | Pennsylvania |
| 64 | Robert Knight THIS PERSON | 16 | Son | — | Pennsylvania |
| 65 | Jack Knight | 14 | Son | — | Pennsylvania |
| 66 | George Knight | 14 | Son | — | Pennsylvania |
| 67 | Janet Knight | 12 | Daughter | — | Pennsylvania |
| 68 | James Knight | 10 | Son | — | Pennsylvania |
| 69 | Michael C. Nugent | 38 | Head | Washer | Pennsylvania |
| 70 | Helen C. Nugent | 35 | Wife | — | Pennsylvania |
| 71 | Joseph Nugent | 12 | Son | — | Pennsylvania |
| 72 | John C. Nugent | 7 | Son | — | Pennsylvania |
| 73 | Robert F. Nugent | 5 | Son | — | Pennsylvania |
| 74 | Francis Nugent | 3 | Son | — | Pennsylvania |
| 75 | Conrad Davis | 25 | Head | Laborer | Pennsylvania |
| 76 | Myrtle Davis | 23 | Wife | — | Pennsylvania |
| 77 | Myrtle E. Davis | 1 | Daughter | — | Pennsylvania |
| 78 | John F. Sullivan | 58 | Head | Policeman | Pennsylvania |
| 79 | Mary Sullivan | 42 | Wife | — | Pennsylvania |
| 80 | John R. Sullivan | 12 | Son | — | Pennsylvania |
| 81 | Walter Peters | 37 | Head | Shearman | Pennsylvania |
| 82 | Esther Peters | 34 | Wife | — | Pennsylvania |
| 83 | William Peters | 13 | Son | — | Pennsylvania |
| 84 | Caroline Peters | 4 | Daughter | — | Pennsylvania |
| 85 | James Brown | 64 | Head | — | Scotland |
| 86 | Agnes Brown | 64 | Wife | — | Scotland |
| 87 | Andrew Brown | 33 | Son | Blacksmith | Pennsylvania |
| 88 | Doris Brown | 12 | Gr. Daughter | — | Pennsylvania |
| 89 | William Laird | 53 | Head | Roughmaster | Scotland |
| 90 | Marion Laird | 49 | Wife | — | Pennsylvania |
| 91 | William Jr. Laird | 21 | Son | Laborer | Pennsylvania |
| 92 | Frank Cypher | 50 | Head | Painter | Pennsylvania |
| 93 | Elizabeth Cypher | 42 | Wife | — | Pennsylvania |
| 94 | Arthur Cypher | 23 | Son | Printer | Pennsylvania |
| 95 | Francis Cypher | 20 | Son | Laborer | Pennsylvania |
| 96 | Ormond Mcnaughton | 59 | Head | Chief Police | Pennsylvania |
| 97 | Mary L. Mcnaughton | 58 | Wife | — | Pennsylvania |
| 98 | Elinor Provitt | 16 | Niece | — | Pennsylvania |
| 99 | Thomas Costello | 63 | Head | Laborer | Free State Ireland |
| 100 | Mary Costello | 51 | Wife | — | Free State Ireland |
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)