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Andrew Larson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mason-County, Illinois
Our Model Tree links this Andrew Larson across the 1930 and 1940 US Censuses in Mason-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 7-person household.
Age 55
b. ~1885
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mason-County, Illinois |
| Surname | Larson |
| Given Name | Andrew |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Havana Township |
| 1935 Residence (County) | Mason |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Havana Township |
| Est. Birth Year | ~1885 |
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 1940 census.
| Name | Relation to head | Relative to Andrew | Age | Birth yr |
|---|---|---|---|---|
| Thelma Larson | Daughter | — | 8 | ~1932 |
| Hazel Larson | Daughter | — | 26 | ~1914 |
| Nelda Larson | Daughter | — | 17 | ~1923 |
| Dorothy Larson | Daughter | — | 13 | ~1927 |
| Hattie Larson | Spouse | — | 49 | ~1891 |
| Joseph Larson | Son | — | 12 | ~1928 |
| Andrew Larson | Head | — | 55 | ~1885 |
Census Appearances
1930
Mason, Illinois
Head, age 46
Mason, Illinois · implied b. ~1884 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Andrew N |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 20 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 15 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Mason-County, Illinois
Head, age 55
Mason-County, Illinois · implied b. ~1885 — 7 household members
| Surname | Larson |
| Given Name | Andrew |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Havana Township |
| 1935 Residence (County) | Mason |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Andrew Larson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Andrew Larson
Head · 1940 · age 55 · b. ~1885 · Illinois
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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 — Mason-County, Illinois
Open full size
1940 US Federal Census — Mason-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00855-00226)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Vernice Hahn | 27 | Daughter | Housework | Illinois |
| 2 | Henry Hahn | 76 | Head | Farmer | Illinois |
| 3 | Ralph Crane | 29 | Head | Farmer | Illinois |
| 4 | Leora Crane | 28 | Wife | — | Illinois |
| 5 | Minnie Crane | 60 | Mother | — | Germany |
| 6 | Henry Schmidt | 58 | Head | Farmer | Illinois |
| 7 | Marie Schmidt | 58 | Wife | — | Germany |
| 8 | William Schmidt | 81 | Father | — | Germany |
| 9 | Orville Yetter | 47 | Head | Farmer | Illinois |
| 10 | Virginia Yetter | 73 | Mother | — | Illinois |
| 11 | Leo Yetter | 45 | Head | Farmer | Illinois |
| 12 | Mable Yetter | 38 | Wife | — | Illinois |
| 13 | Elinor Yetter | 12 | Daughter | — | Illinois |
| 14 | Eldon Yetter | 10 | Son | — | Illinois |
| 15 | Andrew Larson THIS PERSON | 55 | Head | Farmer | Illinois |
| 16 | Hattie Larson | 49 | Wife | — | Illinois |
| 17 | Hazel Larson | 26 | Daughter | School Teacher | Illinois |
| 18 | Nelda Larson | 17 | Daughter | — | Illinois |
| 19 | Dorothy Larson | 13 | Daughter | — | Illinois |
| 20 | Joseph Larson | 12 | Son | — | Illinois |
| 21 | Thelma Larson | 8 | Daughter | — | Illinois |
| 22 | Geo Schilling | 72 | Head | Farmer | Germany |
| 23 | Elliza Schilling | 71 | Wife | — | Germany |
| 24 | John Schilling | 42 | Son | — | Illinois |
| 25 | Betty Schilling | 12 | Daughter | — | Illinois |
| 26 | Rosalie Schilling | 4 | Son | — | Illinois |
| 27 | William Schmidt | 50 | Head | Farmer | Illinois |
| 28 | Valburn Schmidt | 17 | Son | — | Illinois |
| 29 | Geo Sonnemeyer | 53 | Head | Retired | Illinois |
| 30 | Eiler Alma Sonnemeyer | 69 | Sister | Land Owner | Illinois |
| 31 | Clifford Lynch | 29 | Head | Farm Hand | Illinois |
| 32 | Alma Lynch | 29 | Wife | — | Illinois |
| 33 | Jessie Lynch | 52 | Head | Farm Hand | Illinois |
| 34 | Gracie Lynch | 51 | Wife | — | Illinois |
| 35 | Cliffton Lynch | 24 | Son | Farm Hand | Illinois |
| 36 | Robert Lynch | 21 | Son | Farm Hand | Illinois |
| 37 | Marry Lynch | 19 | Daughter | — | Illinois |
| 38 | Jenwill Lynch | 17 | Daughter | — | Illinois |
| 39 | Marellyn Lynch | 12 | Daughter | — | Illinois |
| 40 | Herbert Borgelt | 39 | Head | Farm | Illinois |
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)