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Earl Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Earl Anderson across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed), with identified parents Lois & Hugh — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Anderson |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Highest Grade | C-4 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1919 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Earl | Age | Birth yr |
|---|---|---|---|---|
| Paul Anderson | Head | — | 45 | ~1895 |
| Paul Anderson | Son | — | 18 | ~1922 |
| Earl Anderson | Son | — | 21 | ~1919 |
| Vera Anderson | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Polk, Iowa
Son, age
Polk, Iowa · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Earl E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Indiana |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Son, age 10
Polk, Iowa · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Earl E |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Polk-County, Iowa
Son, age 21
Polk-County, Iowa · implied b. ~1919 — 4 household members
| Surname | Anderson |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Highest Grade | C-4 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Earl Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Lois Anderson (~0.92 confidence) and father Hugh Anderson (~0.92 confidence) and father Paul Anderson (~0.92 confidence) and mother Vera Anderson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lois Anderson
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
Hugh Anderson
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Paul Anderson
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Vera Anderson
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Earl Anderson
Son · 1940 · age 21 · b. ~1919 · Iowa
★ You are viewing this record
Sibling
Paul Anderson
Sibling · 1940 · age 18
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 — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01197-00535)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Loren L. Burns | 22 | Head | Manager | Missouri |
| 2 | Elizabeth M. Burns | 22 | Wife | — | Iowa |
| 3 | Richard K. Burns | 2 | Son | — | Iowa |
| 4 | Omer Kirk | 54 | Head | Manager | Iowa |
| 5 | Ruth Kirk | 52 | Wife | — | Iowa |
| 6 | Margaret Kirk | 17 | Daughter | — | Iowa |
| 7 | Catherine Kirk | 16 | Daughter | — | Iowa |
| 8 | Clara Keeney | 79 | Head | — | Iowa |
| 9 | Edward H. Hood | 62 | Son-in-law | Hotel Man | Massachusetts |
| 10 | Beulah G. Hood | 55 | Daughter | — | Iowa |
| 11 | Marybelle Edith Hood | 22 | Granddaughter | — | Massachusetts |
| 12 | Arthur Kern | 39 | Head | Foreman | Iowa |
| 13 | Della Kern | 44 | Wife | — | Iowa |
| 14 | Betty Jane Kern | 18 | Daughter | Clerical | Iowa |
| 15 | Paul S. Anderson | 45 | Head | — | Iowa |
| 16 | Vera Anderson | 43 | Wife | — | Colorado |
| 17 | Earl Anderson THIS PERSON | 21 | Son | — | Iowa |
| 18 | Paul Gordon Anderson | 18 | Son | — | Iowa |
| 19 | Perom Clark | 40 | Head | General Contractor | Tennessee |
| 20 | Marcel Clark | 40 | Wife | — | Iowa |
| 21 | Patsy Clark | 9 | Daughter | — | Iowa |
| 22 | Richard E. Gotthardo | 46 | Head | R.R. Engineer | Illinois |
| 23 | Amanda Gotthardo | 37 | Wife | — | Missouri |
| 24 | Richard Jr. Gotthardo | 18 | Son | — | Illinois |
| 25 | Paul Lemon | 33 | Head | Ticket Clerk | Iowa |
| 26 | Myrtle Lemon | 29 | Wife | — | Iowa |
| 27 | Robert Lemon | 9 | Son | — | Iowa |
| 28 | Karen Sue Lemon | 0 | Daughter | — | Iowa |
| 29 | Father Prank | 58 | Father | Telegraph Operator | Virginia |
| 30 | Deibert Reynolds | 34 | Head | Milk Tester | Iowa |
| 31 | Loreta Reynolds | 32 | Wife | — | Iowa |
| 32 | Richard Reynolds | 7 | Son | — | Iowa |
| 33 | Charlene Reynolds | 3 | Daughter | — | Iowa |
| 34 | Howard S. Gordon | 26 | Head | Meat Cutter | Idaho |
| 35 | Helen May Gordon | 20 | Wife | — | Iowa |
| 36 | Effie Gordon | 57 | Mother | Machine Operator | Iowa |
| 37 | Sandra Jean Gordon | 0 | Daughter | — | Iowa |
| 38 | William N. Thomas | 43 | Head | Warehouse Foreman | Iowa |
| 39 | Ora Thomas | 40 | Wife | Clerk | Iowa |
| 40 | Dale Thomas | 15 | Son | — | Iowa |
Pedigree Summary
Earl + 1 sibling
Gen 1 · 4 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)