FR
Frank Richardson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Frank Richardson across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed), with identified parents Leonard & Gladis — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Richardson |
| Given Name | Frank |
| 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 | |
| Occupation | New Worker |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | New Worker |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Irene Richardson | Daughter | — | 21 | ~1919 |
| Suzanne Richardson | Daughter | — | 5 | ~1935 |
| Gladys Richardson | Spouse | — | 41 | ~1899 |
| Leonard Richardson | Head | — | 48 | ~1892 |
| Frank Richardson | Son | — | 21 | ~1919 |
| Maurice Richardson | Son | — | 14 | ~1926 |
Census Appearances
1920
Polk, Iowa
Son, age 1
Polk, Iowa · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | England |
| Mother's Birthplace | Iowa |
| Mother Tongue | Eng |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Son, age 11
Polk, Iowa · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | Frank N. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | England |
| Mother's Birthplace | Iowa |
| 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 — 6 household members
| Surname | Richardson |
| Given Name | Frank |
| 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 |
| Occupation | New Worker |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Frank Richardson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Leonard Richardson (~0.92 confidence) and mother Gladis Richardson (~0.92 confidence) and mother Gladys Richardson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Leonard Richardson
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Gladis Richardson
b. ~1899
Source mother
● Household
· direct · ~0.92
Mother
Gladys Richardson
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Richardson
Son · 1940 · age 21 · b. ~1919 · Iowa
★ You are viewing this record
Sibling
Irene Richardson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Suzanne Richardson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurice Richardson
Sibling · 1940 · age 14
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-t0627-01195-00131)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Phyllis Milne | 16 | daughter | — | Iowa |
| 2 | Mildred Mason | 19 | Lodger | Machine Operator | Iowa |
| 3 | James Jr Haines | 19 | Head | Parts Dept Clerk | Iowa |
| 4 | Louise Haines | 18 | Wife | — | Iowa |
| 5 | Roy A Wilkins | 58 | Head | Postal Carrier | Iowa |
| 6 | Margaret B Wilkins | 57 | Wife | — | Missouri |
| 7 | Robert W Wilkins | 24 | Son | — | Iowa |
| 8 | Wilma Jean Wilkins | 19 | daughter | Musician | Iowa |
| 9 | Roy Battrell | 44 | Head | Steel Worker | Illinois |
| 10 | Ida Elizabeth Battrell | 33 | daughter | — | Iowa |
| 11 | Cecelia Jean Battrell | 14 | daughter | — | Iowa |
| 12 | Kathleen Joan Battrell | 4 | daughter | — | Iowa |
| 13 | Carl Westberg | 48 | Head | Carpenter | Iowa |
| 14 | Pearle Westberg | 40 | Wife | — | Missouri |
| 15 | Sheila Westberg | 5 | daughter | — | Iowa |
| 16 | Leonard Westberg | 77 | Father | — | Sweden |
| 17 | Leonard Richardson | 48 | Head | Foundry Man | England |
| 18 | Gladys R Richardson | 41 | Wife | — | Iowa |
| 19 | Frank Richardson THIS PERSON | 21 | Son | New Worker | Iowa |
| 20 | Irene Richardson | 21 | daughter | — | Iowa |
| 21 | Maurice Richardson | 14 | Son | — | Iowa |
| 22 | Suzanne Richardson | 5 | daughter | — | Iowa |
| 23 | George Schanz | 54 | Head | Chiropractor | Wisconsin |
| 24 | Irene M Schanz | 47 | Wife | Chiropractor | Iowa |
| 25 | Minnie Brown | 74 | Aunt | — | Canada |
| 26 | Emily Morgan | 69 | Head | Proprietor | Illinois |
| 27 | Luella E Lindley | 43 | daughter | Proprietor | Illinois |
| 28 | Roberta Anne Lindley | 18 | daughter | — | Iowa |
| 29 | Richard Paul Lindley | 14 | Son | — | Iowa |
| 30 | Bertha M Parrish | 50 | Head | Secretary | Nebraska |
| 31 | Donald Paul | 46 | Head | Fireman | Tennessee |
| 32 | Esther W Paul | 45 | Wife | — | Iowa |
| 33 | Marcia Paul | 16 | daughter | — | Iowa |
| 34 | Donald H Paul | 13 | Son | — | Iowa |
| 35 | Paul Groomy | 35 | Head | Station Manager | Iowa |
| 36 | Helen Groomy | 34 | Wife | Saleswoman | Iowa |
| 37 | Jerry Groomy | 10 | Son | — | Iowa |
| 38 | Mary Groomy | 5 | daughter | — | Iowa |
| 39 | Mary Reynolds | 38 | Maid | Maid | Iowa |
| 40 | Joseph Bidwell | 46 | Head | Freight Clerk | Iowa |
Pedigree Summary
Frank + 3 siblings
Gen 1 · 3 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)