MC
Mary Carlson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Musselshell, Montana
Our Model Tree links this Mary Carlson across the 1920 and 1930 US Censuses in Musselshell, Montana (XGBoost, ~Confirmed) — first a daughter (b.~1911), then head of a 9-person household.
Age 19
b. ~1911
Female
Daughter
Born: Montana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Musselshell, Montana |
| Surname | Carlson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Township / Ward | Roundup City |
| 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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Hilda Carlson | Other | — | 40 | ~1890 |
| Mary Carlson | Daughter | — | 19 | ~1911 |
| Ruth Carlson | Daughter | — | 14 | ~1916 |
| Eina Carlson | Son | — | 10 | ~1920 |
| Anna Carlson | Daughter | — | 16 | ~1914 |
| Mildred Carlson | Daughter | — | 8 | ~1922 |
| John Carlson | Son | — | 12 | ~1918 |
| Charles Carlson | Son | — | 20 | ~1910 |
| Charles Carlson | Head | — | 46 | ~1884 |
Census Appearances
1920
Musselshell, Montana
Daughter, age 9
Musselshell, Montana · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | none |
| Mother Tongue | Finnish |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Musselshell, Montana
Daughter, age 19
Musselshell, Montana · implied b. ~1911 — 9 household members
| Surname | Carlson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Carlson across 2 US Census years (1920 and 1930) in Musselshell, Montana, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Carlson
Daughter · 1930 · age 19 · b. ~1911 · Montana
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Sibling
Mildred Carlson
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Carlson
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eina Carlson
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Carlson
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Carlson
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Carlson
Sibling · 1930 · age 16
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 — Musselshell, Montana
Open full size
1930 US Federal Census — Musselshell, Montana
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1258unit:1034)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hilfo | 9 | Son | None | Montana |
| 2 | John Donelson | 38 | Head | Company Man | Illinois |
| 3 | Mae H. Donelson | 36 | Wife-H | None | Illinois |
| 4 | Inez A. Donelson | 8 | Daughter | None | Montana |
| 5 | John Jr. Donelson | 4 | Son | None | Montana |
| 6 | Neal C. Baxter | 38 | Head | Cutting Machine | Illinois |
| 7 | Margaret A. Baxter | 32 | Wife-H | Clerk | Oklahoma |
| 8 | Robert W. Baxter | 67 | Father | None | Scotland |
| 9 | Robert Jr. Baxter | 36 | Brother | Miner | Illinois |
| 10 | Henry F. Arlin | 48 | Head | Engineer | New Hampshire |
| 11 | Bernetta C. Arlin | 43 | Wife-H | None | Wisconsin |
| 12 | Bernetta C. Arlin | 12 | Daughter | None | Montana |
| 13 | Thornton J. Pickens | 25 | Head | Buyer | Wyoming |
| 14 | Nellie R. Pickens | 24 | Wife-H | Clerk | Alabama |
| 15 | David Lacy | 32 | Head | Loader | Montana |
| 16 | Christine M. Lacy | 33 | Wife-H | Teacher | Idaho |
| 17 | Paul T. Maxwell | 43 | Head | Salesman | Iowa |
| 18 | Joy C. Maxwell | 40 | Wife-H | None | Missouri |
| 19 | Dorothy Maxwell | 11 | Daughter | None | Montana |
| 20 | Clara Bell Maxwell | 9 | Daughter | None | Montana |
| 21 | Charles R. Maxwell | 4 | Son | None | Montana |
| 22 | Robert E. Maxwell | 1 | Son | None | Montana |
| 23 | Augustus H. Bennett | 77 | Head | None | Illinois |
| 24 | Oscar W. Holmes | 39 | Head | Manager | Wisconsin |
| 25 | Martha L. Holmes | 34 | Wife-H | None | North Dakota |
| 26 | Betty E. Holmes | 5 | Daughter | None | Montana |
| 27 | Oscar W. Jr. Holmes | 5 | Son | None | Montana |
| 28 | Fannie E. Crothers | 47 | Head-H | None | Wisconsin |
| 29 | Max W. Crothers | 26 | Son | Clerk | South Dakota |
| 30 | Gladys L. Crothers | 24 | Daughter | Stenographer | South Dakota |
| 31 | Verna R. Crothers | 22 | Daughter | Stenographer | Minnesota |
| 32 | Irene Kimball | 76 | Mother | None | Pennsylvania |
| 33 | Lois E. Carvey | 9 | Grand Daughter | None | Montana |
| 34 | Gail E. Carvey | 6 | Grand Son | None | Montana |
| 35 | Charles Carlson | 46 | Head | Company Man | Finland |
| 36 | Hilda Carlson | 40 | Wife-H | None | Finland |
| 37 | Charles Jr. Carlson | 20 | Son | Company Man | Montana |
| 38 | Mary Carlson THIS PERSON | 19 | Daughter | None | Montana |
| 39 | Anna Carlson | 16 | Daughter | None | Montana |
| 40 | Ruth Carlson | 14 | Daughter | None | Montana |
| 41 | John Carlson | 12 | Son | None | Montana |
| 42 | Eina Carlson | 10 | Son | None | Montana |
| 43 | Mildred Carlson | 8 | Daughter | None | Montana |
| 44 | Charles H. Crowe | 52 | Head | Truck Driver | Iowa |
| 45 | Mary L. Crowe | 42 | Wife-H | None | South Dakota |
| 46 | William H. Crowe | 22 | Son | None | South Dakota |
| 47 | Alice Crowe | 18 | Daughter | None | Montana |
| 48 | Emily L. Crowe | 14 | Daughter | None | Montana |
| 49 | Lloyd Crowe | 10 | Son | None | Montana |
| 50 | Crowe | 8 | — | None | Montana |
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)