MC
Margaret Carroll — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Margaret Carroll across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Thomas & William — first a daughter (b.~1900), then head of a 4-person household.
Age 30
b. ~1900
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Carroll |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Government |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stenographer |
| Township / Ward | Chicago Ill |
| Est. Birth Year | ~1900 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Carroll | Daughter | — | 30 | ~1900 |
| Bridget Carroll | Spouse | — | 59 | ~1871 |
| Gertrude Carroll | Daughter | — | 26 | ~1904 |
| Thomas Carroll | Head | — | 63 | ~1867 |
Census Appearances
1910
Cook, Illinois
Daughter, age 8
Cook, Illinois · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 19
Cook, Illinois · implied b. ~1901 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Typist |
| Industry | Office |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 30
Cook, Illinois · implied b. ~1900 — 4 household members
| Surname | Carroll |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Stenographer |
| Industry | Government |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Margaret Carroll across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: father Thomas Carroll (~0.92 confidence) and father William Carroll (~0.92 confidence) and mother Bridget Carroll (~0.92 confidence) and mother Delia Carroll (~0.92 confidence) and mother Nellie Carroll (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Carroll
b. ~1867
Source father
● Household
· direct · ~0.92
Father
William Carroll
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Bridget Carroll
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Delia Carroll
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Nellie Carroll
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Carroll
Daughter · 1930 · age 30 · b. ~1900 · Illinois
★ You are viewing this record
Sibling
Gertrude Carroll
Sibling · 1930 · age 26
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:illinoiscensus00reel462:0016)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Richard Goodroe | 43 | Head | Carpenter | Georgia |
| 2 | Minnie Goodroe | 31 | Wife | — | Georgia |
| 3 | Earl G Goodroe | 36 | Son | Carpenter | Georgia |
| 4 | Meyer Harrison | 34 | Head | Elevator | Russia |
| 5 | Ethel Harrison | 32 | Wife | — | Hungary |
| 6 | Dorothy Harrison | 2 | Daughter | — | Illinois |
| 7 | Mary Ryan | 35 | Head | — | Illinois |
| 8 | Dan J Lyons | 55 | Head | Repair Man | Ireland |
| 9 | John E Lyons | 25 | Son | Eng. Elec | Illinois |
| 10 | Gladys E Lyons | 21 | Daughter | Stenographer | Illinois |
| 11 | Earl J Douce | 31 | Head | Bookkeeper | Illinois |
| 12 | Mary Douce | 31 | Wife | Stenographer | Illinois |
| 13 | Mildred Douce | 8 | Daughter | — | Illinois |
| 14 | Robert Douce | 3 | Son | — | Illinois |
| 15 | Thomas Carroll | 63 | Head | Foreman | Ireland |
| 16 | Bridget Carroll | 59 | Wife | — | Ireland |
| 17 | Margaret Carroll THIS PERSON | 30 | Daughter | Stenographer | Illinois |
| 18 | Gertrude Carroll | 26 | Daughter | Stenographer | Illinois |
| 19 | August Wahlgren | 58 | Head | Dictator | Sweden |
| 20 | Linda Wahlgren | 58 | Wife | — | Sweden |
| 21 | Harold Wahlgren | 24 | Son | Decorator | Illinois |
| 22 | Thomas Headley | 72 | Head | Retired | New Jersey |
| 23 | James T Headley | 32 | Son | Clerk | Illinois |
| 24 | Mary Murphy | 63 | Housekeeper | Housekeeper | Ireland |
| 25 | Elizabeth Lountos | 42 | Head | — | Greece |
| 26 | Gus Lountos | 23 | Son | Carpenter | Illinois |
| 27 | George Lountos | 22 | Son | Carpenter Helper | Illinois |
| 28 | Michael Lountos | 20 | Son | Carpenter Helper | Illinois |
| 29 | Georgia Lountos | 12 | Daughter | — | Illinois |
| 30 | Sylvia Lountos | 12 | Daughter | — | Illinois |
| 31 | Eyland W Puchi | 40 | Head | Fruit | Italy |
| 32 | Maryann Puchi | 47 | Wife | — | Italy |
| 33 | Robert Fouter | 58 | Head | Decorator | Scotland |
| 34 | Mary A Fouter | 50 | Wife | — | Scotland |
| 35 | Margaret Fouter | 29 | Daughter | Clerk | Illinois |
| 36 | Mildred Fouter | 19 | Daughter | Stenographer | Illinois |
| 37 | Robert Jr Fouter | 27 | Son | Salesman | Illinois |
| 38 | George Bernstein | 39 | Head | Clerk | Russia |
| 39 | Ethel Bernstein | 34 | Wife | — | Russia |
| 40 | Arthur Bernstein | 13 | Son | — | Illinois |
| 41 | Betty Bernstein | 11 | Daughter | — | Illinois |
| 42 | Edward Gearon | 40 | Head | Train Baggage | Iowa |
| 43 | Michael Gearon | 45 | Brother | Brake Man | Iowa |
| 44 | James Gearon | 40 | Brother | Commercial Traveler | Iowa |
| 45 | Mary Gearon | 75 | Mother | — | Missouri |
| 46 | Mary F Gearon | 40 | Daughter | — | Nebraska |
| 47 | Katherine Gearon | 30 | Sister | — | Illinois |
| 48 | Marie Lantin | 45 | Boarder | Dress Maker | South America |
| 49 | Joseph Hickey | 42 | Head | Pressman | Michigan |
| 50 | Nellie Hickey | 35 | Wife | — | Illinois |
Pedigree Summary
Margaret + 1 sibling
Gen 1 · 5 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)