MA
Martin Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Henry-County, Illinois
Our Model Tree links this Martin Anderson across the 1920, 1930 and 1940 US Censuses in Henry-County, Illinois (XGBoost, ~Confirmed), with identified parents Fred & Hulda — first a head (b.~1897), then head of a 5-person household.
Age 43
b. ~1897
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Illinois |
| Surname | Anderson |
| Given Name | Martin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Oxford Township |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 120 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Oxford Township |
| Est. Birth Year | ~1897 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martin | Age | Birth yr |
|---|---|---|---|---|
| Marie Anderson | Spouse | — | 38 | ~1902 |
| James Anderson | Son | — | 10 | ~1930 |
| Robert Anderson | Son | — | 17 | ~1923 |
| Martin Anderson | Head | — | 43 | ~1897 |
| Earl Anderson | Son | — | 15 | ~1925 |
Census Appearances
1920
Henry, Illinois
Son, age 23
Henry, Illinois · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Martin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Gen Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Henry, Illinois
Head, age 33
Henry, Illinois · implied b. ~1897
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Anderson |
| Given Name | Martin C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 25 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Henry-County, Illinois
Head, age 43
Henry-County, Illinois · implied b. ~1897 — 5 household members
| Surname | Anderson |
| Given Name | Martin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Oxford Township |
| 1935 Residence (County) | Henry |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 120 |
| Highest Grade | H 3 |
| 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 Martin Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Anderson (~0.92 confidence) and mother Hulda Anderson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Anderson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Hulda Anderson
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Martin Anderson
Head · 1940 · age 43 · b. ~1897 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Henry-County, Illinois
Open full size
1940 US Federal Census — Henry-County, Illinois
Page Contents
23 people indexed on this census page (nara:1940:m-t0627-00812-00640)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ruby Larson | 19 | daughter | — | Illinois |
| 42 | Garland Bengtson | 21 | hiredman | Laborer | Illinois |
| 43 | Phillip Prinz | 27 | Head | Laborer | S. Dakota |
| 44 | Alma Prinz | 24 | wife | — | S. Dakota |
| 45 | Walter Prinz | 12 | son | — | S. Dakota |
| 46 | Martin Anderson THIS PERSON | 43 | Head | Farmer | Illinois |
| 47 | Marie Anderson | 38 | wife | — | Illinois |
| 48 | Robert Anderson | 17 | son | Laborer | Illinois |
| 49 | Earl Anderson | 15 | son | — | Illinois |
| 50 | James Anderson | 10 | son | — | Illinois |
| 51 | Oscar Nelson | 59 | Head | Farmer | Sweden |
| 52 | Sigrid Nelson | 62 | wife | — | Sweden |
| 53 | Donavon | 23 | stepson | Finisher | Illinois |
| 54 | George Firch | 42 | Head | Farmer | Illinois |
| 55 | Pearl Firch | 36 | wife | — | Illinois |
| 56 | Evelyn Firch | 14 | daughter | — | Illinois |
| 57 | Frank W Shellberg | 70 | Head | Farmer | Illinois |
| 58 | Vinnie M Shellberg | 64 | wife | — | Illinois |
| 59 | Hanna Mattson | 89 | mother in law | — | Sweden |
| 60 | Curtis M Walters | 25 | Head | Farmer | Illinois |
| 61 | Gertrude Walters | 22 | wife | — | Illinois |
| 62 | John W Rice | 24 | Head | Laborer | Missouri |
| 63 | Margaret E Rice | 24 | wife | — | Illinois |
Pedigree Summary
Martin
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)