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Margaret Mahoney — 1930 US Census Record
Model Tree available1930 United States Federal Census · Wayne, Michigan
Our Model Tree links this Margaret Mahoney across the 1920, 1930 and 1940 US Censuses in Wayne, Michigan (XGBoost, ~Confirmed), with identified parents John & Julia — first a daughter (b.~1920), then head of a 6-person household.
Age 10
b. ~1920
Female
Daughter
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Wayne, Michigan |
| Surname | Mahoney |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1920 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| John Mahoney | Son | — | 13 | ~1917 |
| Patricia Mahoney | Daughter | — | 6 | ~1924 |
| Margaret Mahoney | Daughter | — | 10 | ~1920 |
| Julia Mahoney | Spouse | — | 41 | ~1889 |
| John Mahoney | Head | — | 45 | ~1885 |
| Marjorie Mahoney | Daughter | — | 14 | ~1916 |
Census Appearances
1920
Wayne, Michigan
Daughter, age
Wayne, Michigan · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Wayne, Michigan
Daughter, age 10
Wayne, Michigan · implied b. ~1920 — 6 household members
| Surname | Mahoney |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Other, age 21
Wayne-County, Michigan · implied b. ~1919 — 40 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | Mary E. |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Occupation | Student nurse |
| Industry | Hospital |
| Class of Worker | S |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 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 Margaret Mahoney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Mahoney (~0.92 confidence) and mother Julia Mahoney (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Mahoney
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Julia Mahoney
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Mahoney
Daughter · 1930 · age 10 · b. ~1920 · Michigan
★ You are viewing this record
Sibling
John Mahoney
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Mahoney
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Mahoney
Sibling · 1930 · age 14
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
50 people indexed on this census page (ia:1930:michigancensus00reel1068:0610)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bert Lupke | 35 | Head | Salesman | Michigan |
| 2 | Olive Lupke | 32 | Wife | — | Michigan |
| 3 | Owen Lupke | 15 | Son | — | Michigan |
| 4 | William Lupke | 12 | Son | — | Michigan |
| 5 | John Nudham | 38 | Boarder | Engineer | Michigan |
| 6 | Isaac Vernier | 59 | Head | — | Michigan |
| 7 | Ole Nygaard | 42 | Head | Laborer | Norway |
| 8 | Bessis Nygaard | 45 | Wife | — | Norway |
| 9 | Evelyn F. Nygaard | 14 | Daughter | — | Michigan |
| 10 | Burton H. Davis | 42 | Head | Auditor | Michigan |
| 11 | Lola O. Davis | 41 | Wife | — | Michigan |
| 12 | Margaret E. Davis | 18 | Daughter | — | Michigan |
| 13 | James L. Loftus | 34 | Head | Salesman | Nebraska |
| 14 | Clara B. Loftus | 34 | Wife | — | Ohio |
| 15 | Regina M. Loftus | 2 | Daughter | — | Michigan |
| 16 | Frank J. Loftus | 0 | Son | — | Michigan |
| 17 | Fred Dish | 31 | Head | Claim Adjuster | Illinois |
| 18 | Marguerite J. Dish | 30 | Wife | — | Michigan |
| 19 | Harold C. Mcelroy | 38 | Head | Estimator | Ohio |
| 20 | Mary K. Mcelroy | 36 | Wife | — | Ohio |
| 21 | Jane M. Mcelroy | 11 | Daughter | — | Ohio |
| 22 | Harold C. Jr. Mcelroy | 10 | Son | — | Ohio |
| 23 | Kathryn Mcelroy | 7 | Daughter | — | Ohio |
| 24 | John Mcelroy | 5 | Son | — | Michigan |
| 25 | Alfred G. Bissonette | 43 | Head | Auditor | Canada French |
| 26 | Rose A. Bissonette | 40 | Wife | — | Ohio |
| 27 | Alfred Bissonette | 17 | Son | — | Ohio |
| 28 | Marjorie J. Bissonette | 13 | Daughter | — | Ohio |
| 29 | Dorothy M. Bissonette | 11 | Daughter | — | Ohio |
| 30 | Helen R. Bissonette | 10 | Daughter | — | Kansas |
| 31 | Mary F. Bissonette | 8 | Daughter | — | Kansas |
| 32 | Jean B. Bissonette | 7 | Daughter | — | Kansas |
| 33 | Patricia L. Bissonette | 2 | Daughter | — | Kansas |
| 34 | John L. Mahoney | 45 | Head | Auditor | Michigan |
| 35 | Julia G. Mahoney | 41 | Wife | — | Michigan |
| 36 | Marjorie Mahoney | 14 | Daughter | — | Michigan |
| 37 | John Mahoney | 13 | Son | — | Michigan |
| 38 | Margaret Mahoney THIS PERSON | 10 | Daughter | — | Michigan |
| 39 | Patricia Mahoney | 6 | Daughter | — | Michigan |
| 40 | Berton S. Nichols | 43 | Head | Carpenter | New York |
| 41 | Harriet M. Nichols | 42 | Wife | — | New York |
| 42 | Virginia A. Nichols | 22 | Daughter | Stenographer | New York |
| 43 | Paul J. Nichols | 19 | Son | Forester | Michigan |
| 44 | Arthur H. Iary | 51 | Head | Manager | Vermont |
| 45 | Lucy F. Iary | 42 | Wife | — | Italy |
| 46 | Anna M. Iary | 11 | Daughter | — | Michigan |
| 47 | Eugene H. Iary | 4 | Son | — | Michigan |
| 48 | Adam Flynn | 20 | Step-son | — | Ohio |
| 49 | William Flynn | 17 | Step-son | — | Illinois |
| 50 | Frances M. Dimaio | 89 | Mother-in-law | — | Italy |
Pedigree Summary
Margaret + 3 siblings
Gen 1 · 2 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)