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Mary Mcmullen — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Hennepin, Minnesota
Our Model Tree links this Mary Mcmullen across the 1920 and 1930 US Censuses in Hennepin, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Female
Daughter
Born: Wisconsin
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Hennepin, Minnesota |
| Surname | McMullen |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Minneapolis |
| Est. Birth Year | ~1915 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Ellen Mcmullen | Daughter | — | 11 | ~1919 |
| Amelia Mcmullen | Other | — | 37 | ~1893 |
| Alice Mcmullen | Daughter | — | 10 | ~1920 |
| John Mcmullen | Head | — | 41 | ~1889 |
| Margaret Mcmullen | Daughter | — | 13 | ~1917 |
| Leona Mcmullen | Daughter | — | 8 | ~1922 |
| Geraldine Mcmullen | Daughter | — | 1 | ~1929 |
| Mary Mcmullen | Daughter | — | 15 | ~1915 |
Census Appearances
1920
Hennepin, Minnesota
Daughter, age 4
Hennepin, Minnesota · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McMullin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Hennepin, Minnesota
Daughter, age 15
Hennepin, Minnesota · implied b. ~1915 — 8 household members
| Surname | McMullen |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Mary Mcmullen across 2 US Census years (1920 and 1930) in Hennepin, Minnesota, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcmullen
Daughter · 1930 · age 15 · b. ~1915 · Minnesota
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Sibling
Leona Mcmullen
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mcmullen
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Mcmullen
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geraldine Mcmullen
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Mcmullen
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 — Hennepin, Minnesota
Open full size
1930 US Federal Census — Hennepin, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1093:0248)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Gustaf L. Johnson | 74 | Father | Retired | Sweden |
| 52 | Emma Dally | 75 | Head | — | Germany |
| 53 | Gustaf Larson | 56 | Lodger | Janitor | Sweden |
| 54 | Jennie M. Besse | 58 | Head | Laundress | Minnesota |
| 55 | Muriel Knisley | 14 | Daughter | — | Minnesota |
| 56 | Sarah V. Fox | 77 | Servant | Servant | Ireland North |
| 57 | Henry J. Mills | 33 | Head | Tractor Oper. | Mass. |
| 58 | Florence M. Mills | 27 | Wife-H | — | Minnesota |
| 59 | A. Joyce Mills | 8 | Daughter | — | Minnesota |
| 60 | Charlotte E. Mills | 5 | Daughter | — | Minnesota |
| 61 | William E. Burke | 65 | Boarder | Carpenter | Minnesota |
| 62 | Harley H. Heath | 44 | Head | Woodworker | Minnesota |
| 63 | Herbert D. Heath | 17 | Son | — | Iowa |
| 64 | Leila B. Heath | 16 | Daughter | — | Iowa |
| 65 | William B. Heath | 13 | Son | — | Iowa |
| 66 | August M. Carlson | 52 | Head | — | Minnesota |
| 67 | Leonard M. Carlson | 23 | Son | Shipping Clerk | Minnesota |
| 68 | Stanley W. Carlson | 20 | Son | Clerk | Minnesota |
| 69 | Helen M. Carlson | 17 | Daughter | Waitress | Minnesota |
| 70 | Arthur W. Mcdaniel | 29 | Head | Crane Oper. | Iowa |
| 71 | Winifred I. Mcdaniel | 26 | Wife-H | — | So. Dakota |
| 72 | Velda M. Mcdaniel | 7 | Daughter | — | So. Dakota |
| 73 | Doris L. Mcdaniel | 5 | Daughter | — | So. Dakota |
| 74 | Thomas E. Mcdaniel | 2 | Son | — | Minnesota |
| 75 | John B. Mcmullen | 41 | Head | Mechanic | Wisconsin |
| 76 | Amelia A. Mcmullen | 37 | Wife-H | — | Wisconsin |
| 77 | Mary A. Mcmullen THIS PERSON | 15 | Daughter | — | Wisconsin |
| 78 | Margaret C. Mcmullen | 13 | Daughter | — | Minnesota |
| 79 | Ellen J. Mcmullen | 11 | Daughter | — | Wisconsin |
| 80 | Alice J. Mcmullen | 10 | Daughter | — | Minnesota |
| 81 | Leona M. Mcmullen | 8 | Daughter | — | Minnesota |
| 82 | Geraldine S. Mcmullen | 1 | Daughter | — | Minnesota |
| 83 | William W. Gould | 89 | Head | Retired | Canada-English |
| 84 | Carrie G. Gould | 73 | Wife | — | Michigan |
| 85 | Arthur C. Robison | 34 | Head | Proprietor | Wisconsin |
| 86 | Alice O. Robison | 34 | Wife-H | — | New York |
| 87 | Roseanna Robison | 13 | Daughter | — | New York |
| 88 | Richard A. Robison | 11 | Son | — | Minnesota |
| 89 | Robert A. Robison | 9 | Son | — | Minnesota |
| 90 | Florence J. Robison | 5 | Daughter | — | Minnesota |
| 91 | Theodore W. Youngren | 28 | Head | Manager | Minnesota |
| 92 | Eunice J. Youngren | 25 | Wife-H | — | Minnesota |
| 93 | Hjalmer Bye | 31 | Head | Machine Rep. | Norway |
| 94 | Anna O. Bye | 31 | Wife-H | Seamstress | Sweden |
| 95 | Morris O. Nelson | 54 | Head | Laborer | Norway |
| 96 | Josephine S. Nelson | 37 | Wife-H | — | Norway |
| 97 | John J. Lindquist | 15 | Son | — | Washington |
| 98 | Dagmar F. Lindquist | 14 | Daughter | — | Washington |
| 99 | June Lindquist | 6 | Daughter | — | Minnesota |
| 100 | Theodore O. Engstrom | 45 | Head | Laborer | Sweden |
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)