RB
Robert Barrett — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Robert Barrett across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Geo & Mary — first a son (b.~1910), then head of a 9-person household.
Age 20
b. ~1910
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Barrett |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1910 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Barrett | Son | — | 20 | ~1910 |
| Geo Barrett | Head | — | 50 | ~1880 |
| George Barrett | Son | — | 22 | ~1908 |
| Dina Hovings | Other | — | 29 | ~1901 |
| Andrew Hovings | Other | — | 35 | ~1895 |
| Thomas Barrett | Son | — | 12 | ~1918 |
| Alice Barrett | Daughter | — | 14 | ~1916 |
| Catherine Barrett | Daughter | — | 18 | ~1912 |
| Mary Barrett | Spouse | — | 46 | ~1884 |
Census Appearances
1920
Cook, Illinois
Son, age 10
Cook, Illinois · implied b. ~1910 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barrett |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 20
Cook, Illinois · implied b. ~1910 — 9 household members
| Surname | Barrett |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Other, age 30
Cook-County, Illinois · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barret |
| Given Name | Roger |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Peoria |
| 1935 Residence (County) | Cook |
| Occupation | Waiter |
| Industry | Night Club |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 780 |
| Highest Grade | H 2 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Barrett across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Geo Barrett (~0.92 confidence) and mother Mary Barrett (~0.92 confidence) and father Cyril Barrett (~0.92 confidence) and mother Sarah Barrett (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Geo Barrett
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Mary Barrett
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Cyril Barrett
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Sarah Barrett
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Barrett
Son · 1930 · age 20 · b. ~1910 · Illinois
★ You are viewing this record
Sibling
Thomas Barrett
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Barrett
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Barrett
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Barrett
Sibling · 1930 · age 18
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 — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel483:0811)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Othelia Maag | 48 | Head | None | Ohio |
| 2 | Mary V. Maag | 46 | Sister | None | Indiana |
| 3 | Roger B. Lowden | 18 | Nephew | Clerk | Texas |
| 4 | Dorothy J. Lowden | 15 | Niece | None | Texas |
| 5 | Raymond J. Maag | 25 | Son | Clerk | Ohio |
| 6 | Geo. F. Barrett | 50 | Head | Lawyer | New York |
| 7 | Mary F. Barrett | 46 | Wife | None | Wisconsin |
| 8 | George F. Jr. Barrett | 22 | Son | None | Illinois |
| 9 | Robert B. Barrett THIS PERSON | 20 | Son | None | Illinois |
| 10 | Catherine H. Barrett | 18 | Daughter | None | Illinois |
| 11 | Alice L. Barrett | 14 | Daughter | None | Illinois |
| 12 | Thomas S. Barrett | 12 | Son | None | Illinois |
| 13 | Andrew Hovings | 35 | Servant | Butler | Louisiana |
| 14 | Dina Hovings | 29 | Servant | Cook | Pennsylvania |
| 15 | William H. Sexton | 55 | Head | Lawyer | Illinois |
| 16 | Alice M. Sexton | 55 | Wife | None | Illinois |
| 17 | Andrew W. Sexton | 27 | Son | Lawyer | Illinois |
| 18 | Alice M. Sexton | 19 | Daughter | None | Illinois |
| 19 | Mary M. Quigley | 27 | Servant | Maid | Ireland |
| 20 | Annie Riley | 50 | Servant | Cook | Ireland |
| 21 | Arthur B. Michaud | 43 | Head | President | Canada-E |
| 22 | Fannie Michaud | 43 | Wife | None | Wisconsin |
| 23 | Mark Cabanos | 28 | Servant | Butler | Philippine Islands |
| 24 | Louis Mamerre | 50 | Head | Broker | New York |
| 25 | Doris A. Mamerre | 25 | Wife | None | New Zealand |
| 26 | Charlotte Swanson | 65 | Servant | Cook | Sweden |
| 27 | Anna Wahlstrom | 45 | Servant | Maid | Sweden |
| 28 | N. L. Piotrowski | 68 | Head | Lawyer | Poland |
| 29 | Theresa Piotrowski | 60 | Wife | None | Indiana |
| 30 | Elizabeth Okler | 25 | Servant | Maid | Austria |
| 31 | Frederick A. Danielson | 44 | Head | Janitor | Illinois |
| 32 | Marie Danielson | 39 | Wife | None | Germany |
| 33 | Emily L. Danielson | 2 | Daughter | None | Illinois |
| 34 | Shreve Badger | 33 | Head | Broker | Illinois |
| 35 | Theodora W. Badger | 28 | Wife | None | Illinois |
| 36 | Beilia A. Badger | 3 | Daughter | None | Illinois |
| 37 | Theodora W. Badger | 0 | Daughter | None | Illinois |
| 38 | Ellen O'Connell | 30 | Servant | Maid | Irish Free State |
| 39 | Herta Lutsker | 34 | Servant | Nurse | Latvia |
| 40 | Joseph F. Helfere | 27 | Head | Manager | Illinois |
| 41 | Charlotte W. Helfere | 25 | Wife | None | Illinois |
| 42 | J. Warren Helfere | 0 | Son | None | Illinois |
| 43 | May Roche | 23 | Servant | Maid | Ireland |
| 44 | Joseph F. Helfere | 27 | Head | Manager | Illinois |
| 45 | Charlotte W. Helfere | 25 | Wife | None | Illinois |
| 46 | Warren J. Helfere | 0 | Son | None | Illinois |
| 47 | May Roach | 23 | Servant | Maid | Ireland |
| 48 | Charles H. Moody | 63 | Head | Executive | Illinois |
| 49 | Agnes Moody | 61 | Wife | None | Illinois |
| 50 | Mary R. Jandall | 27 | Servant | Maid | Hungary |
Pedigree Summary
Robert + 4 siblings
Gen 1 · 4 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)