AL
Alice Larson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boone-County, Iowa
Our Model Tree links this Alice Larson across the 1920, 1930 and 1940 US Censuses in Boone-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 3-person household.
Age 57
b. ~1883
Female
Spouse
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Boone-County, Iowa |
| Surname | Larson |
| Given Name | Alice |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Grant twp. |
| 1935 Residence (County) | Boone |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same house |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Township / Ward | Grant Twp |
| Est. Birth Year | ~1883 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Alice Larson | Spouse | — | 57 | ~1883 |
| Freeman Larson | Son | — | 21 | ~1919 |
| Gilbert Larson | Head | — | 60 | ~1880 |
Census Appearances
1920
Boone, Iowa
Spouse, age 36
Boone, Iowa · implied b. ~1884 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Alice |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Sweden |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1930
Boone, Iowa
Spouse, age 44
Boone, Iowa · implied b. ~1886 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Alice |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1891 |
| Age at First Marriage | 20 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Boone-County, Iowa
Spouse, age 57
Boone-County, Iowa · implied b. ~1883 — 3 household members
| Surname | Larson |
| Given Name | Alice |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Grant twp. |
| 1935 Residence (County) | Boone |
| Naturalization Status | Naturalized |
| Highest Grade | 5 |
| 1935 Residence | Same house |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Alice Larson
Spouse · 1940 · age 57 · b. ~1883 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Boone-County, Iowa
Open full size
1940 US Federal Census — Boone-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01141-00679)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna M Isaac | 34 | Wife | — | Iowa |
| 2 | Ruby G Isaac | 21 | Daughter | — | Iowa |
| 3 | Donald S Isaac | 10 | Son | — | Iowa |
| 4 | Ivar S Johnson | 30 | Head | Farmer | Norway |
| 5 | Gladys Johnson | 30 | Wife | — | Iowa |
| 6 | La Verne Johnson | 1 | Son | — | Iowa |
| 7 | Bloomington W Clemens | 30 | Head | Farmer | Iowa |
| 8 | Charles E Shell | 62 | Lodger | Farm Hand | Iowa |
| 9 | Julia A Shell | 56 | Lodger | Housekeeper | Iowa |
| 10 | Gilbert L Larson | 60 | Head | Farmer | Iowa |
| 11 | Alice Larson THIS PERSON | 57 | Wife | — | Sweden |
| 12 | Freeman R Larson | 21 | Son | Farmer | Iowa |
| 13 | William W Claberg | 57 | Head | Farmer | Iowa |
| 14 | Mabel Claberg | 54 | Wife | — | Iowa |
| 15 | Russell Claberg | 24 | Son | Farmer | Iowa |
| 16 | Margaret L Claberg | 17 | Daughter | — | Iowa |
| 17 | Frances S Claberg | 14 | Daughter | — | Iowa |
| 18 | Ed A Sidvall | 53 | Head | Farmer | Iowa |
| 19 | Hattie D Sidvall | 57 | Wife | — | Iowa |
| 20 | Robert Ed Sidvall | 16 | Son | — | Iowa |
| 21 | Jack G Sidvall | 15 | Son | — | Iowa |
| 22 | Carroll P Stark | 24 | Head | Farmer | Iowa |
| 23 | Frances A Stark | 23 | Wife | — | Iowa |
| 24 | Lloyd Hall | 15 | Lodger | — | Iowa |
| 25 | Theodore Lundberg | 65 | Head | Farmer | Illinois |
| 26 | Mary E Lundberg | 64 | Wife | — | Iowa |
| 27 | Agnes S Lundberg | 41 | Daughter | — | Iowa |
| 28 | Clarence T Lundberg | 40 | Son | Farmer | Iowa |
| 29 | Reuben L Lundberg | 39 | Son | Farmer | Iowa |
| 30 | Bert Lundberg | 27 | Son | Farmer | Iowa |
| 31 | Fern Lundberg | 23 | Daughter | — | Iowa |
| 32 | Alfred B Anderson | 57 | Head | Farmer | Sweden |
| 33 | Andrew M Carlson | 79 | Lodger | Hired Hand | Sweden |
| 34 | Leonard W Johnson | 39 | Head | Farmer | Iowa |
| 35 | Martha L Johnson | 37 | Wife | — | Iowa |
| 36 | Loren G Johnson | 10 | Son | — | Iowa |
| 37 | Roger W Johnson | 6 | Son | — | Iowa |
| 38 | Carolyn L Johnson | 4 | Daughter | — | Iowa |
| 39 | Richard M Johnson | 2 | Son | — | Iowa |
| 40 | Martin C Larson | 56 | Head | Farmer | Iowa |
Related Census Records
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)