GM
Grace Murphy — 1930 US Census Record
Model Tree available1930 United States Federal Census · Wayne, Michigan
Our Model Tree links this Grace Murphy across the 1920, 1930 and 1940 US Censuses in Wayne, Michigan (XGBoost, ~Confirmed), with identified parents Edward & Edward — first a daughter (b.~1917), then head of a 8-person household.
Age 13
b. ~1917
Female
Daughter
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Wayne, Michigan |
| Surname | Murphy |
| Given Name | Grace |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1917 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Grace Murphy | Daughter | — | 13 | ~1917 |
| Colleen Murphy | Daughter | — | 7 | ~1923 |
| Edward Murphy | Head | — | 51 | ~1879 |
| Edward Murphy | Son | — | 11 | ~1919 |
| Mary Murphy | Daughter | — | 10 | ~1920 |
| Joan Murphy | Daughter | — | 14 | ~1916 |
| Michael Mulroy | Other | — | 78 | ~1852 |
| Ann Murphy | Spouse | — | 45 | ~1885 |
Census Appearances
1920
Wayne, Michigan
Daughter, age 3
Wayne, Michigan · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Wayne, Michigan
Daughter, age 13
Wayne, Michigan · implied b. ~1917 — 8 household members
| Surname | Murphy |
| Given Name | Grace |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Spouse, age 24
Wayne-County, Michigan · implied b. ~1916 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Gloria Q. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Occupation | Press operator |
| Industry | Auto Parts manufacturing |
| Class of Worker | PW |
| Hours Worked | 38 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Grace Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Murphy (~0.92 confidence) and father Edward Murphy (~0.92 confidence) and mother Ann Murphy (~0.92 confidence) and mother Anne Murphy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Murphy
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Edward Murphy
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Ann Murphy
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Anne Murphy
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Grace Murphy
Daughter · 1930 · age 13 · b. ~1917 · Michigan
★ You are viewing this record
Sibling
Joan Murphy
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Colleen Murphy
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Murphy
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Murphy
Sibling · 1930 · age 11
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 — Wayne, Michigan
Open full size
1930 US Federal Census — Wayne, Michigan
Page Contents
48 people indexed on this census page (ia:1930:michigancensus00reel1061:0443)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elizabeth Haley | 30 | wife | Dental Asst. | Scotland |
| 52 | Alexander Haley | 10 | son | None | Scotland |
| 53 | Roy W Stephens | 45 | Head | Conductor | Michigan |
| 54 | Maudie B Stephens | 41 | wife | None | Michigan |
| 55 | Martin Palmsone | 38 | Roomer | Lawyer | Michigan |
| 56 | Floyd H Kilbourn | 47 | Head | Switchman | Michigan |
| 57 | Margaret Kilbourn | 39 | wife | None | Michigan |
| 58 | Dorothy Kilbourn | 16 | daughter | None | Michigan |
| 59 | Floyd Jr Kilbourn | 15 | son | None | Michigan |
| 60 | Adolph L Kilbourn | 38 | Brother | Switchman | Michigan |
| 61 | Cully Wells | 43 | Head | None | Kansas |
| 62 | I. Corly Wells | 20 | son | None | Michigan |
| 63 | Inalee Wells | 18 | daughter | None | Indiana |
| 64 | George Donovan | 33 | Roomer | Switchman | Canada |
| 65 | Katherine Donovan | 29 | Roomer | None | Canada |
| 66 | Edward A Murphy | 51 | Head | Stockkeeper | Michigan |
| 67 | Ann Murphy | 45 | wife | None | Michigan |
| 68 | Joan Murphy | 14 | daughter | None | Michigan |
| 69 | Grace Murphy THIS PERSON | 13 | daughter | None | Michigan |
| 70 | Edward Jr Murphy | 11 | son | None | Michigan |
| 71 | Mary Murphy | 10 | daughter | None | Michigan |
| 72 | Colleen Murphy | 7 | daughter | None | Michigan |
| 73 | Michael Mulroy | 78 | Father in law | None | Ireland |
| 74 | Erna Schmidt | 42 | Head | None | Germany |
| 75 | Wilhelm Ebersenfeldt | 60 | Roomer | Toolmaker | Germany |
| 76 | Aldric Cormier | 36 | Head | Machinist | Canada |
| 77 | Mary Cormier | 67 | Mother | None | Canada |
| 78 | Ernest Cormier | 19 | Brother | Welding | Canada |
| 79 | Charles J Hayek | 50 | Head | Inspector | Illinois |
| 80 | Jennie Hayek | 44 | wife | None | Michigan |
| 81 | Charles H Koff | 49 | Head | Wheelwright | Indiana |
| 82 | Mary Koff | 49 | wife | None | Kentucky |
| 83 | Hardy Koff | 26 | son | Salesman | Kentucky |
| 84 | Earl Koff | 21 | son | Engineer | Kentucky |
| 85 | Celia C Koff | 20 | daughter | Clerk | Kentucky |
| 86 | John J Meloche | 54 | Head | Notice | Michigan |
| 87 | Elizabeth Meloche | 54 | wife | None | Michigan |
| 88 | Julius J Evers | 22 | Roomer | Sawyer | Canada |
| 89 | James Kannelos | 34 | Roomer | Tool Grinder | Greece |
| 90 | George R Lake | 42 | Head | Storekeeper | Michigan |
| 91 | Emma Lake | 40 | wife | None | Michigan |
| 92 | Emerson Lake | 18 | son | None | Michigan |
| 93 | Esther Lake | 16 | daughter | None | Michigan |
| 94 | Albert Knapp | 61 | Head | Conductor | Michigan |
| 95 | Addie Knapp | 61 | wife | None | Michigan |
| 96 | Francis Miller | 61 | Head | Sweeper | Michigan |
| 97 | Anna Miller | 60 | wife | None | Germany |
| 98 | Ruth Miller | 7 | daughter | None | Michigan |
Pedigree Summary
Grace + 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)