GR
George Robertson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Winnebago-County, Illinois
Our Model Tree links this George Robertson across the 1920, 1930 and 1940 US Censuses in Winnebago-County, Illinois (XGBoost, ~Confirmed), with identified parents John & Jessie — first a head (b.~1898), then head of a 3-person household.
Age 42
b. ~1898
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Illinois |
| Surname | Robertson |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Rockford city |
| 1935 Residence (County) | Winnebago |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Grinder |
| Industry | Tools company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Grinder |
| Township / Ward | Rockford City |
| Est. Birth Year | ~1898 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| George Robertson | Head | — | 42 | ~1898 |
| Helen Robertson | Daughter | — | 15 | ~1925 |
| Elizabeth Robertson | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Winnebago, Illinois
Son, age 22
Winnebago, Illinois · implied b. ~1898 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | George A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1911 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Driver |
| Industry | Express Co. |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Year of Naturalization | 1919 |
| Birthplace (normalized) | scotland |
1930
Winnebago, Illinois
Head, age 33
Winnebago, Illinois · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | George B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1909 |
| Age at First Marriage | 27 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Grocer |
| Industry | Grocery Store |
| Class of Worker | E |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | No |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Winnebago-County, Illinois
Head, age 42
Winnebago-County, Illinois · implied b. ~1898 — 3 household members
| Surname | Robertson |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Rockford city |
| 1935 Residence (County) | Winnebago |
| Naturalization Status | Naturalized |
| Occupation | Grinder |
| Industry | Tools company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Robertson (~0.92 confidence) and mother Jessie Robertson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Robertson
b. ~1855
Source father
● Household
· direct · ~0.92
Mother
Jessie Robertson
b. ~1857
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Robertson
Head · 1940 · age 42 · b. ~1898 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Winnebago-County, Illinois
Open full size
1940 US Federal Census — Winnebago-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00913-00120)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jean Salisbury | 20 | Daughter | Secretary | Iowa |
| 42 | David Salisbury | 18 | Son | Helper | Illinois |
| 43 | Barbara Salisbury | 16 | Daughter | Barber | Illinois |
| 44 | Charles B. Anderson | 57 | Head | Barber | Illinois |
| 45 | Rose Anderson | 47 | Wife | Dressmaker | Ohio |
| 46 | Daisy M. Anderson | 21 | Daughter | Hairdresser | Illinois |
| 47 | Violet Anderson | 19 | Daughter | — | Illinois |
| 48 | Betty J. Anderson | 15 | Daughter | — | Illinois |
| 49 | Lorraine Anderson | 11 | Daughter | — | Illinois |
| 50 | Hazel Henderscheidt | 39 | Head | Comptometer Operator | Iowa |
| 51 | Helen Henderscheidt | 18 | Daughter | — | Iowa |
| 52 | Robert Henderscheidt | 11 | Son | — | Illinois |
| 53 | Lillie Swinford | 68 | Mother | — | Iowa |
| 54 | George Gepworth | 43 | Lodger | Baker | Illinois |
| 55 | Charles Lindholm | 41 | Head | W.P.A. Truck Driver | Illinois |
| 56 | Katherine Lindholm | 50 | Wife | — | Illinois |
| 57 | Katherine Lindholm | 20 | Daughter | Stenographer | Illinois |
| 58 | Patricia Lindholm | 16 | Daughter | — | Illinois |
| 59 | Bertha Broth | 67 | Head | — | Germany |
| 60 | Hocking | None | Head | — | — |
| 61 | Hocking | None | Daughter | — | — |
| 63 | Francis Halcomb | 31 | Head | Bus Driver | Illinois |
| 64 | Bernice Halcomb | 29 | Wife | Stenographer | Illinois |
| 65 | Donna Halcomb | 8 | Daughter | — | Illinois |
| 66 | Phyllis Halcomb | 6 | Daughter | — | Illinois |
| 67 | Marvin Acker | 38 | Head | Serviceman | Illinois |
| 68 | Doris Acker | 34 | Wife | — | Illinois |
| 69 | Burt Lizer | 60 | Head | Collector | Illinois |
| 70 | Daisy Lizer | 59 | Wife | — | Wisconsin |
| 71 | George Robertson THIS PERSON | 42 | Head | Grinder | Scotland |
| 72 | Elizabeth Robertson | 42 | Wife | — | Scotland |
| 73 | Helen Robertson | 15 | Daughter | — | Illinois |
| 74 | Lewis G. Whitwood | 66 | Head | — | Iowa |
| 75 | Mary E. Whitwood | 63 | Wife | — | Northern Ireland |
| 76 | Sam Rose | 67 | Head | — | Poland |
| 77 | Ella Rose | 57 | Wife | — | Poland |
| 78 | Marion Rose | 27 | Daughter | Office Clerk | Illinois |
| 79 | Peter Erb | 42 | Head | Salesman | Illinois |
| 80 | Marion Erb | 39 | Wife | — | Illinois |
Pedigree Summary
George
Gen 1 · 2 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)