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Margaret Murphy — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Margaret Murphy across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Harry & Harry — first a daughter (b.~1907), then head of a 4-person household.
Age 23
b. ~1907
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Operator |
| Industry | Illinon Bell Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Operator |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1907 |
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 Murphy | Daughter | — | 23 | ~1907 |
| Harry Murphy | Head | — | 43 | ~1887 |
| Sarah Murphy | Other | — | 43 | ~1887 |
| Amable Murphy | Other | — | 28 | ~1902 |
Census Appearances
1910
Cook, Illinois
Daughter, age 4
Cook, Illinois · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 13
Cook, Illinois · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 23
Cook, Illinois · implied b. ~1907 — 4 household members
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Operator |
| Industry | Illinon Bell Co |
| 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 Murphy across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: father Harry Murphy (~0.92 confidence) and father Harry Murphy (~0.92 confidence) and father Michael Murphy (~0.92 confidence) and mother Elizabeth Murphy (~0.92 confidence) and mother Sadie Murphy (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Murphy
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Harry Murphy
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Michael Murphy
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Murphy
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Sadie Murphy
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Murphy
Daughter · 1930 · age 23 · b. ~1907 · Illinois
★ You are viewing this record
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:illinoiscensus00reel493ns:0744)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry Murphy | 43 | Head | Salesman | Illinois |
| 2 | Sarah Murphy | 43 | Wife-H | — | Illinois |
| 3 | Margaret Murphy THIS PERSON | 23 | Daughter | Operator | Illinois |
| 4 | Amable Gertrude Murphy | 28 | Niece | — | Illinois |
| 5 | William Friedlander | 32 | Head | Salesman | Illinois |
| 6 | Clarice L Friedlander | 28 | Wife-H | Cashier | Illinois |
| 7 | Max Blatt | 36 | Head | Salesman | Illinois |
| 8 | Dorothy Blatt | 34 | Wife-H | — | Indiana |
| 9 | Lawrence Farrell | 27 | Head | Lineman | Illinois |
| 10 | Gertrude B Farrell | 28 | Wife-H | — | Illinois |
| 11 | John Farrell | 4 | Son | — | Illinois |
| 12 | Maudane Chrispan | 26 | Head | Manager | Iowa |
| 13 | Marie Chrispan | 23 | Wife-H | — | South Dakota |
| 14 | Richard L Chrispan | 5 | Son | — | Iowa |
| 15 | Russell B Davies | 20 | Boarder | Secretary | South Dakota |
| 16 | Samuel Gale | 48 | Head | Auto Salesman | Massachusetts |
| 17 | Sophie Gale | 29 | Wife-H | — | Illinois |
| 18 | Shirley Gale | 7 | Daughter | — | Illinois |
| 19 | Robert Gale | 3 | Son | — | Illinois |
| 20 | George Wineman | 29 | Head | Salesman | Ohio |
| 21 | Jennie Wineman | 25 | Wife-H | — | Illinois |
| 22 | Paul L Price | 44 | Head | Salesman | Kentucky |
| 23 | Edna Price | 39 | Wife-H | — | Missouri |
| 24 | Violet Tigerman | 13 | Step-Daughter | File Clerk | Missouri |
| 25 | Harry E Galbrith | 40 | Head | Record Clerk | New Jersey |
| 26 | Margaret Galbrith | 39 | Wife-H | — | Illinois |
| 27 | Mahlon Bradway | 63 | Head | Salesman | Indiana |
| 28 | Floyd Bradway | 61 | Wife-H | — | Canada-English |
| 29 | George O'Shea | 30 | Head | Cost Clerk | Kansas |
| 30 | Gladys R O'Shea | 29 | Wife-H | — | Illinois |
| 31 | Patricia O'Shea | 1 | Son | — | Illinois |
| 32 | John Guskey | 39 | Head | Broker | Illinois |
| 33 | Alice Guskey | 40 | Wife-H | — | Illinois |
| 34 | John Guskey | 14 | Son | — | Illinois |
| 35 | Edward Guskey | 13 | Son | — | Illinois |
| 36 | Robert Guskey | 9 | Son | — | Illinois |
| 37 | Lee R Finderson | 31 | Head | Salesman | Missouri |
| 38 | Grace Finderson | 28 | Wife-H | — | Illinois |
| 39 | Frank Magill | 39 | Head | Manager | Illinois |
| 40 | Virginia Magill | 38 | Wife-H | — | Pennsylvania |
| 41 | David Magill | 7 | Son | — | Illinois |
| 42 | Fred Gilbert | 38 | Head | Dentist | Minnesota |
| 43 | Lucill Gilbert | 33 | Wife-H | — | Illinois |
| 44 | John Greenhough | 31 | Head | Salesman | Illinois |
| 45 | Rose Greenhough | 33 | Wife-H | — | New York |
| 46 | Anna Sickinger | 80 | Head | — | Germany |
| 47 | Anna Sickinger | 53 | Daughter | — | Illinois |
| 48 | Clarence F Olson | 38 | Head | Manager | Illinois |
| 49 | Clara M Olson | 35 | Wife-H | — | Illinois |
| 50 | Margaret E Olson | 17 | Daughter | — | Illinois |
Pedigree Summary
Margaret
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)