AL
Alice Larson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Big-Horn-County, Montana
Our Model Tree links this Alice Larson across the 1930 and 1940 US Censuses in Big-Horn-County, Montana (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 9-person household.
Age 10
b. ~1930
Female
Daughter
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Big-Horn-County, Montana |
| Surname | Larson |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Lodge Grass Town |
| 1935 Residence (County) | Big Horn |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Township / Ward | Lodge Grass Town |
| Est. Birth Year | ~1930 |
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 1940 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Melvin Larson | Head | — | 35 | ~1905 |
| Virginia Larson | Daughter | — | 4 | ~1936 |
| Alice Larson | Daughter | — | 10 | ~1930 |
| Leon Larson | Son | — | 8 | ~1932 |
| Donald Larson | Son | — | 1 | ~1939 |
| Lucy Larson | Daughter | — | 13 | ~1927 |
| Donna Larson | Daughter | — | 7 | ~1933 |
| Dollie Larson | Spouse | — | 36 | ~1904 |
| Carol Larson | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Big Horn, …
Daughter, age
Big Horn, Montana · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | So. Dakota |
| Mother's Birthplace | Montana |
| Occupation | none |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Big-Horn-County, Montana
Daughter, age 10
Big-Horn-County, Montana · implied b. ~1930 — 9 household members
| Surname | Larson |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Lodge Grass Town |
| 1935 Residence (County) | Big Horn |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| 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 Alice Larson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alice Larson
Daughter · 1940 · age 10 · b. ~1930 · Montana
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Sibling
Lucy Larson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carol Larson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Larson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Larson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donna Larson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leon Larson
Sibling · 1940 · 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
1940 US Federal Census — Big-Horn-County, Montana
Open full size
1940 US Federal Census — Big-Horn-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02212-00469)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alina Newman | 26 | Lodger | Teacher | Montana |
| 42 | Marilyn Duell | 24 | Lodger | Teacher | Montana |
| 43 | Edith Claus | 23 | Lodger | Teacher | Montana |
| 44 | Dorothy Lou Stack | 21 | Lodger | Teacher | Washington |
| 45 | Al Nelson | 58 | Head | Assistant Cook | Sweden |
| 46 | Maude Nelson | 57 | Wife | Proprietor | Ohio |
| 47 | Thomas Hamilton | 38 | Head | Farmer | Oklahoma |
| 48 | Selma Hamilton | 31 | Wife | — | Wyoming |
| 49 | Virginia Hamilton | 11 | Daughter | — | Montana |
| 50 | Sarah Pease | 74 | Head | — | North Dakota |
| 51 | George Pease | 41 | Son | Carpenter | Montana |
| 52 | Adeline Pease | 34 | Daughter-in-law | — | Montana |
| 53 | William Pease | 13 | Grandson | — | Montana |
| 54 | George Jr. Pease | 12 | Grandson | — | Montana |
| 55 | Reed Pease | 9 | Grandson | — | Montana |
| 56 | Carl Pease | 7 | Grandson | — | Montana |
| 57 | Frank Meng | 54 | Head | Shoe And Harness Maker | South Dakota |
| 58 | Calvin Buckingham | 68 | Head | Blacksmith | Iowa |
| 59 | Mary Buckingham | 57 | Wife | — | Wisconsin |
| 60 | Lee Buckingham | 29 | Son | Laborer | Wyoming |
| 61 | Calvin Jr. Buckingham | 19 | Son | Farmer | Montana |
| 62 | Ray Mason | 56 | Head | Drayman | Missouri |
| 63 | Ema Mason | 54 | Wife | — | Missouri |
| 64 | Linard Perkins | 37 | Head | Laborer | Kentucky |
| 65 | Nellie Perkins | 37 | Wife | — | Missouri |
| 66 | Charlie Perkins | 20 | Son | Laborer | Oklahoma |
| 67 | Melvin Larson | 35 | Head | Clerk | South Dakota |
| 68 | Dollie Larson | 36 | Wife | — | Montana |
| 69 | Lucy Larson | 13 | Daughter | — | Montana |
| 70 | Alice Larson THIS PERSON | 10 | Daughter | — | Montana |
| 71 | Leon Larson | 8 | Son | — | Montana |
| 72 | Donna Larson | 7 | Daughter | — | Montana |
| 73 | Carol Larson | 6 | Daughter | — | Montana |
| 74 | Virginia Larson | 4 | Daughter | — | Montana |
| 75 | Donald Larson | 1 | Son | — | Montana |
| 76 | Albert George | 36 | Head | Laborer | Pennsylvania |
| 77 | Ethel George | 31 | Wife | — | Pennsylvania |
| 78 | Joanne George | 9 | Daughter | — | Pennsylvania |
| 79 | Mary Lou George | 5 | Daughter | — | Pennsylvania |
| 80 | Edna George | 2 | Daughter | — | Montana |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)