CA
Clarence Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Winnebago-County, Illinois
Our Model Tree links this Clarence Anderson across the 1920, 1930 and 1940 US Censuses in Winnebago-County, Illinois (XGBoost, ~Confirmed), with identified parents George & Tekla — first a head (b.~1898), then head of a 5-person household.
Age 42
b. ~1898
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Illinois |
| Surname | Anderson |
| Given Name | Clarence |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford City |
| 1935 Residence (County) | Winnebago |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Electric store |
| Class of Worker | E |
| Hours Worked | 48 |
| Income (1939) | 156 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Proprietor |
| Township / Ward | Rockford City |
| Est. Birth Year | ~1898 |
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 Clarence | Age | Birth yr |
|---|---|---|---|---|
| Marjorie Anderson | Daughter | — | 14 | ~1926 |
| Clarence Anderson | Head | — | 42 | ~1898 |
| Richard Anderson | Son | — | 9 | ~1931 |
| Maurice Anderson | Son | — | 16 | ~1924 |
| Signe Anderson | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Winnebago, Illinois
Son, age 20
Winnebago, Illinois · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Machinist |
| Industry | Machine Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Winnebago, Illinois
Head, age 31
Winnebago, Illinois · implied b. ~1899
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Anderson |
| Given Name | Clarence R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 28 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Washer |
| Industry | Laundry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Winnebago-County, Illinois
Head, age 42
Winnebago-County, Illinois · implied b. ~1898 — 5 household members
| Surname | Anderson |
| Given Name | Clarence |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford City |
| 1935 Residence (County) | Winnebago |
| Occupation | Proprietor |
| Industry | Electric store |
| Class of Worker | E |
| Hours Worked | 48 |
| Income (1939) | 156 |
| Highest Grade | 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 Clarence Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Anderson (~0.92 confidence) and mother Tekla Anderson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Anderson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Tekla Anderson
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Anderson
Head · 1940 · age 42 · b. ~1898 · 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 — Winnebago-County, Illinois
Open full size
1940 US Federal Census — Winnebago-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00915-00077)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Ruben | 17 | son | — | Illinois |
| 2 | Jagoda Ruben | 12 | son | — | Illinois |
| 3 | Victor Johnson | 49 | head | Upholsterer | Illinois |
| 4 | Francis Johnson | 34 | wife | — | Illinois |
| 5 | Jacqulyn Johnson | 12 | daughter | — | Illinois |
| 6 | Sherrill Lee Johnson | 8 | daughter | — | Illinois |
| 7 | Milton Blomquist | 25 | brother-in-law | Linoleum Layer | Illinois |
| 8 | Frank Polymski | 36 | head | Beam Hand | Illinois |
| 9 | Mae Polymski | 31 | wife | — | Illinois |
| 10 | Joanne Polymski | 14 | daughter | — | Illinois |
| 11 | Carol Polymski | 9 | daughter | — | Illinois |
| 12 | Virginia M. Polymski | 7 | daughter | — | Illinois |
| 13 | Walter La Forge | 47 | head | Reading Work | Illinois |
| 14 | Irene La Forge | 45 | wife | — | Illinois |
| 15 | Mary Jane La Forge | 14 | daughter | — | Wisconsin |
| 16 | Oscar V. Benson | 54 | head | Warehouse (Freight) | Illinois |
| 17 | Alice Benson | 53 | wife | — | Illinois |
| 18 | Raymond Benson | 21 | son | Inspector (Hinge) | Illinois |
| 19 | John W. Anderson | 54 | head | Foreman (Mach.) | Illinois |
| 20 | Lydia Anderson | 52 | wife | — | Illinois |
| 21 | Bernadette Anderson | 24 | daughter | — | Illinois |
| 22 | Clarence Anderson THIS PERSON | 42 | head | Proprietor | Illinois |
| 23 | Signe E. Anderson | 41 | wife | — | Illinois |
| 24 | Maurice Anderson | 16 | son | — | Illinois |
| 25 | Marjorie Anderson | 14 | daughter | — | Illinois |
| 26 | Richard Anderson | 9 | son | — | Illinois |
| 27 | Arthur W. Johnson | 54 | head | Farmer (Lay-Out Of City) | Illinois |
| 28 | Martha Johnson | 54 | wife | — | Illinois |
| 29 | Paul Johnson | 28 | son | — | Illinois |
| 30 | Per Andrew Bergquist | 47 | head | Head Operator | Sweden |
| 31 | Thyra A. Bergquist | 46 | wife | — | Sweden |
| 32 | Kenneth Bergquist | 17 | son | — | Illinois |
| 33 | Andrew Anderson | 52 | head | General Contractor | Sweden |
| 34 | Freda Anderson | 47 | wife | — | Sweden |
| 35 | Everette A. Anderson | 24 | son | Carpenter (Apprentice) | S. Dakota |
| 36 | Arthur V. Anderson | 22 | son | Carpenter (Apprentice) | S. Dakota |
| 37 | John Nelson | 54 | head | Proprietor | Sweden |
| 38 | Alma Nelson | 50 | wife | — | Sweden |
| 39 | Irene (A.) Nelson | 22 | son | — | Illinois |
| 40 | Edsel Lagerquist | 53 | head | Proprietor | Illinois |
Pedigree Summary
Clarence
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)