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Margaret Murphy — 1930 US Census Record
Linked across censuses1930 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) — first a spouse (b.~1877), then head of a 5-person household.
Age 53
b. ~1877
Female
Spouse
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 31 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | England |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1877 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Michael Murphy | Head | — | 54 | ~1876 |
| James Murphy | Son | — | 16 | ~1914 |
| Patrick Murphy | Son | — | 21 | ~1909 |
| Andrew Murphy | Son | — | 9 | ~1921 |
| Margaret Murphy | Spouse | — | 53 | ~1877 |
Census Appearances
1910
Cook, Illinois
Spouse, age 32
Cook, Illinois · implied b. ~1878 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| Years Married | 10 |
| Children Born | 1 |
| Children Living | 1 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Spouse, age 42
Cook, Illinois · implied b. ~1878 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Spouse, age 53
Cook, Illinois · implied b. ~1877 — 5 household members
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 31 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | England |
| 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.
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This person
Anchor record
Margaret Murphy
Spouse · 1930 · age 53 · b. ~1877 · Illinois
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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:illinoiscensus00reel470:0093)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Otto Petersen | 50 | Head | Bricklayer | Denmark |
| 2 | Kamilla Petersen | 51 | Wife | — | Denmark |
| 3 | Kenneth Petersen | 26 | Son | Printer | Denmark |
| 4 | August Petersen | 23 | Son | Bricklayer | Denmark |
| 5 | Thomas Clark | 60 | Head | Carpenter | Wisconsin |
| 6 | Catherine Clark | 56 | Wife | — | Illinois |
| 7 | Rose A. Clark | 22 | Daughter | Stenographer | Illinois |
| 8 | Adelia Clark | 17 | Daughter | Errand Boy | Wisconsin |
| 9 | Eugene Clark | 15 | Son | — | Illinois |
| 10 | Herman E. Marks | 44 | Head | Police Officer | Illinois |
| 11 | Bertha Marks | 42 | Wife | — | Illinois |
| 12 | Dorothy Marks | 19 | Daughter | Stenographer | Illinois |
| 13 | George Cruell | 37 | Head | Chauffeur | Illinois |
| 14 | Lillian Cruell | 36 | Wife | — | Illinois |
| 15 | Irene Cruell | 18 | Daughter | Candy Dipper | Illinois |
| 16 | Violet Cruell | 17 | Daughter | Candy Dipper | Illinois |
| 17 | Walter Cruell | 16 | Son | — | Illinois |
| 18 | John Bialogowicz | 50 | Head | Machinist | Poland |
| 19 | Rose Bialogowicz | 40 | Wife | — | Illinois |
| 20 | Ruth Bialogowicz | 19 | Daughter | — | Illinois |
| 21 | Chris Lundegaard | 48 | Head | Superintendent | Denmark |
| 22 | Ruth Lundegaard | 47 | Wife | — | Denmark |
| 23 | Svend Lundegaard | 20 | Son | — | Illinois |
| 24 | Lois Lundegaard | 19 | Daughter | — | Illinois |
| 25 | Philip Roden | 52 | Head | Clerk | Sweden |
| 26 | Minnie Roden | 47 | Wife | — | Germany |
| 27 | Johanna Gumtow | 62 | Mother-in-law | — | Germany |
| 28 | Michael Murphy | 54 | Head | Salesman | New York |
| 29 | Margaret Murphy THIS PERSON | 53 | Wife | — | Illinois |
| 30 | Patrick Murphy | 21 | Son | Bricklayer | Illinois |
| 31 | James Murphy | 16 | Son | — | Illinois |
| 32 | Andrew Murphy | 9 | Son | — | Illinois |
| 33 | Melchio Armito | 43 | Head | Solicitor | Italy |
| 34 | Angella Armito | 35 | Wife | — | Italy |
| 35 | Anna Armito | 17 | Daughter | — | Italy |
| 36 | Albert Armito | 16 | Son | — | Italy |
| 37 | Dominick Armito | 12 | Son | — | Italy |
| 38 | Antonina Armito | 70 | Mother | — | Italy |
| 39 | Bruno E. Nyden | 56 | Head | Dairy Hand | Holland |
| 40 | Grace Nyden | 58 | Wife | — | Holland |
| 41 | Anna Nyden | 22 | Daughter | Stenographer | Holland |
| 42 | Anna Frederics | 31 | Head | Machine Oper | New York |
| 43 | Harold R. Flood | 34 | Head | Jobber | Illinois |
| 44 | Grace Flood | 34 | Wife | — | Illinois |
| 45 | Dorothy Flood | 8 | Daughter | — | Illinois |
| 46 | Harold Jr. Flood | 5 | Son | — | Illinois |
| 47 | Walter Blum | 37 | Head | Conductor | Illinois |
| 48 | Lillian Blum | 27 | Wife | Stenographer | Illinois |
| 49 | Herman Mangel | 51 | Head | Station Keeper | Illinois |
| 50 | Emma H. Mangel | 45 | Wife | — | Illinois |
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)