GR
George Robertson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegany, Maryland
Our Model Tree links this George Robertson across the 1920 and 1930 US Censuses in Allegany, Maryland (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 10-person household.
Age 14
b. ~1916
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegany, Maryland |
| Surname | Robertson |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Lonaconing Town Part Of |
| 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 George | Age | Birth yr |
|---|---|---|---|---|
| George Robertson | Son | — | 14 | ~1916 |
| John Robertson | Son | — | 18 | ~1912 |
| Rebecca Robertson | Other | — | 63 | ~1867 |
| James Robertson | Son | — | 20 | ~1910 |
| William Robertson | Son | — | 22 | ~1908 |
| Alice Robertson | Daughter | — | 8 | ~1922 |
| Helen Robertson | Daughter | — | 10 | ~1920 |
| Mary Robertson | Daughter | — | 12 | ~1918 |
| Robert Robertson | Son | — | 16 | ~1914 |
| William Robertson | Head | — | 66 | ~1864 |
Census Appearances
1920
Allegany, Maryland
Son, age 4
Allegany, Maryland · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Allegany, Maryland
Son, age 14
Allegany, Maryland · implied b. ~1916 — 10 household members
| Surname | Robertson |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 George Robertson across 2 US Census years (1920 and 1930) in Allegany, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
George Robertson
Son · 1930 · age 14 · b. ~1916 · Maryland
★ You are viewing this record
Sibling
John Robertson
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Robertson
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Robertson
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Robertson
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Robertson
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Robertson
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Robertson
Sibling · 1930 · age 16
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 — Allegany, Maryland
Open full size
1930 US Federal Census — Allegany, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus843unit:1071)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herbert L. Wilson | 29 | Head | Commercial Trav. | Maryland |
| 2 | Irene M. Wilson | 28 | Wife-H | — | Maryland |
| 3 | Ruth M. Wilson | 2 | Daughter | — | Maryland |
| 4 | Dorothy M. Wilson | 1 | Daughter | — | Maryland |
| 5 | Wollenschlaeger | 68 | Head | — | Germany |
| 6 | Minnie Wollenschlaeger | 66 | Wife-H | — | Maryland |
| 7 | Josephine Wollenschlaeger | 21 | Daughter | — | Maryland |
| 8 | Richard S. Wood | 35 | Head | Miner | Virginia |
| 9 | Gladys Wood | 27 | Wife-H | — | Virginia |
| 10 | Thelma Wood | 12 | Daughter | — | Virginia |
| 11 | Richard Wood | 7 | Son | — | Maryland |
| 12 | William Wood | 5 | Son | — | Maryland |
| 13 | Robert Wood | 2 | Son | — | Maryland |
| 14 | James Wood | 1 | Son | — | Maryland |
| 15 | John Wood | 0 | Son | — | Maryland |
| 16 | Mary Wood | 0 | Daughter | — | Maryland |
| 17 | John Myers | 45 | Head | Barber | Maryland |
| 18 | Martha Myers | 41 | Wife-H | — | Maryland |
| 19 | John Myers | 18 | Son | — | Maryland |
| 20 | William Myers | 16 | Son | — | Maryland |
| 21 | Robert Myers | 14 | Son | — | Maryland |
| 22 | Richard Myers | 12 | Son | — | Maryland |
| 23 | Mary E. Myers | 10 | Daughter | — | Maryland |
| 24 | William Robertson | 66 | Head | Miner | Maryland |
| 25 | Rebecca Robertson | 63 | Wife-H | — | Maryland |
| 26 | William Robertson | 22 | Son | Miner | Maryland |
| 27 | James Robertson | 20 | Son | — | Maryland |
| 28 | John Robertson | 18 | Son | — | Maryland |
| 29 | Robert Robertson | 16 | Son | — | Maryland |
| 30 | George Robertson THIS PERSON | 14 | Son | — | Maryland |
| 31 | Mary Robertson | 12 | Daughter | — | Maryland |
| 32 | Helen Robertson | 10 | Daughter | — | Maryland |
| 33 | Alice Robertson | 8 | Daughter | — | Maryland |
| 34 | Robert Robertson | 40 | Head | — | Maryland |
| 35 | William M. Robertson | 31 | Nephew | — | Maryland |
| 36 | James Monahan | 52 | Head | Cook | Maryland |
| 37 | Annie Monahan | 46 | Wife-H | Miner | Maryland |
| 38 | James Jr. Monahan | 16 | Son | — | Maryland |
| 39 | Mary Monahan | 14 | Daughter | — | Maryland |
| 40 | Patrick A. Monahan | 49 | Head | — | Maryland |
| 41 | Emma L. Monahan | 46 | Wife-H | Miner | Maryland |
| 42 | William A. Monahan | 21 | Son | Servant | Maryland |
| 43 | Cecelia M. Monahan | 19 | Daughter | Miner | Maryland |
| 44 | Emma M. Monahan | 14 | Daughter | — | Maryland |
| 45 | John Monahan | 11 | Son | — | Maryland |
| 46 | Thomas Monahan | 8 | Son | — | Maryland |
| 47 | Mary Monahan | 72 | Head | — | Irish Free State |
| 48 | Cecelia Cook | 28 | Daughter | — | Maryland |
| 49 | Selma Cook | 8 | Granddaughter | — | Maryland |
| 50 | Thelma Cook | 8 | Granddaughter | — | Maryland |
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)