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Mary Mullins — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Carbon, Utah
Our Model Tree links this Mary Mullins across the 1920 and 1930 US Censuses in Carbon, Utah (XGBoost, ~Confirmed) — first a daughter (b.~1911), then head of a 7-person household.
Age 19
b. ~1911
Female
Daughter
Born: Utah
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Carbon, Utah |
| Surname | Mullins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Utah |
| Additional Details | |
| Occupation | Clerk |
| Industry | Drug Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Clerk |
| Township / Ward | Helper Town Part |
| Est. Birth Year | ~1911 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Frank Mullins | Son | — | 14 | ~1916 |
| Frank Mullins | Head | — | 30 | ~1900 |
| Robert Mullins | Son | — | 5 | ~1925 |
| James Mullins | Son | — | 8 | ~1922 |
| Mary Mullins | Spouse | — | 39 | ~1891 |
| Mary Mullins | Daughter | — | 19 | ~1911 |
| Betty Mullins | Daughter | — | 12 | ~1918 |
Census Appearances
1920
Carbon, Utah
Daughter, age 9
Carbon, Utah · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mullins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Carbon, Utah
Daughter, age 19
Carbon, Utah · implied b. ~1911 — 7 household members
| Surname | Mullins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Utah |
| Occupation | Clerk |
| Industry | Drug Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Mullins across 2 US Census years (1920 and 1930) in Carbon, Utah, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mullins
Daughter · 1930 · age 19 · b. ~1911 · Utah
★ You are viewing this record
Sibling
Betty Mullins
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Mullins
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mullins
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mullins
Sibling · 1930 · age 8
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 — Carbon, Utah
Open full size
1930 US Federal Census — Carbon, Utah
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2415unit:0064)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elisha Horning | 8 | Daughter | — | Utah |
| 52 | Pauline Horning | 5 | Daughter | — | Utah |
| 53 | Morris B Simonsen | 30 | Head | Postmaster | Utah |
| 54 | Stella Simonsen | 27 | Wife | — | Utah |
| 55 | Eugene Plaga | 30 | Head | Ice Maker | Wyoming |
| 56 | Thelma Plaga | 20 | Wife | — | Utah |
| 57 | Betty Plaga | 5 | Daughter | — | Utah |
| 58 | Vance D Stine | 30 | Head | Train Dispatcher | Kentucky |
| 59 | Eva Stine | 27 | Wife | — | Utah |
| 60 | Jesse J Perry | 30 | Head | Manager | Utah |
| 61 | Myrtle Perry | 23 | Wife | — | Utah |
| 62 | Arthur Dalpiaz | 30 | Head | Asst Cashier | Utah |
| 63 | Zelda Dalpiaz | 21 | Wife | — | Utah |
| 64 | George Ballinger | 30 | Head | Clerk | Utah |
| 65 | Vera Ballinger | 24 | Wife | — | Utah |
| 66 | Allen W Halverson | 30 | Head | Salesman | Utah |
| 67 | Valentine Halverson | 23 | Wife | — | Utah |
| 68 | Hazel Halverson | 3 | Daughter | — | Utah |
| 69 | Thomas Riggs | 30 | Head | Locomotive Engineer | Kentucky |
| 70 | Mary B Riggs | 21 | Daughter | Clerk | Colorado |
| 71 | Bessie M Riggs | 19 | Daughter | — | Utah |
| 72 | Frank Mullins | 30 | Head | Locomotive Engineer | Virginia |
| 73 | Mary A Mullins | 39 | Wife | — | Utah |
| 74 | Mary Mullins THIS PERSON | 19 | Daughter | Clerk | Utah |
| 75 | Frank P Mullins | 14 | Son | — | Utah |
| 76 | Betty Mullins | 12 | Daughter | — | Utah |
| 77 | James P Mullins | 8 | Son | — | Utah |
| 78 | Robert Mullins | 5 | Son | — | Utah |
| 79 | Roy Dexter | 44 | Head | Loc Engineer | Nebraska |
| 80 | Minnie Dexter | 43 | Wife | — | Utah |
| 81 | La Rue Dexter | 19 | Daughter | Saleswoman | Utah |
| 82 | Zella Dexter | 17 | Daughter | — | Utah |
| 83 | Bessie Dexter | 10 | Daughter | — | Utah |
| 84 | Raymond Dexter | 6 | Son | — | Utah |
| 85 | Leonard V Thayn | 29 | Head | Car Inspector | Utah |
| 86 | Lora Thayn | 27 | Wife | — | Wyoming |
| 87 | Cleon Thayn | 4 | Daughter | — | Utah |
| 88 | Hyrum Decker | 32 | Boarder | Car Repairer | Utah |
| 89 | Alvin E Jones | 38 | Head | Switchman | Utah |
| 90 | Phebe Jones | 34 | Wife | — | Utah |
| 91 | Thelma Jones | 8 | Daughter | — | Utah |
| 92 | Helen Jones | 5 | Daughter | — | Utah |
| 93 | Fred R Lees | 45 | Boarder | Clerk | Missouri |
| 94 | William Flain | 30 | Head | Fireman | Oklahoma |
| 95 | Alta Flain | 27 | Wife | — | Utah |
| 96 | George Smith | 43 | Head | Engine Dispatcher | Utah |
| 97 | Eva Smith | 39 | Wife | — | Utah |
| 98 | Don Smith | 20 | Son | Machinist Helper | Utah |
| 99 | Blanche Smith | 13 | Daughter | — | Utah |
| 100 | Rulon Smith | 11 | Son | — | Utah |
Related Census Records
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)