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Francis Miller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Carroll-County, Iowa
Our Model Tree links this Francis Miller across the 1930 and 1940 US Censuses in Carroll-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 9-person household.
Age 20
b. ~1920
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Carroll-County, Iowa |
| Surname | Miller |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Carroll |
| 1935 Residence (County) | Carroll |
| Additional Details | |
| Occupation | Clerk |
| Industry | Meat Market |
| Class of Worker | PW |
| Hours Worked | 65 |
| Income (1939) | 500 |
| Highest Grade | H-1 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Clerk |
| Township / Ward | Carroll |
| Est. Birth Year | ~1920 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Francis | Age | Birth yr |
|---|---|---|---|---|
| Theresa Miller | Daughter | — | 12 | ~1928 |
| Caroline Miller | Daughter | — | 5 | ~1935 |
| Florence Miller | Daughter | — | 8 | ~1932 |
| Genevieve Miller | Daughter | — | 16 | ~1924 |
| Alonzo Miller | Head | — | 52 | ~1888 |
| Joseph Miller | Son | — | 15 | ~1925 |
| Cornelius Miller | Son | — | 18 | ~1922 |
| Francis Miller | Son | — | 20 | ~1920 |
| Blandina Miller | Spouse | — | 47 | ~1893 |
Census Appearances
1930
Carroll, Iowa
Son, age 10
Carroll, Iowa · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Carroll-County, Iowa
Son, age 20
Carroll-County, Iowa · implied b. ~1920 — 9 household members
| Surname | Miller |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Carroll |
| 1935 Residence (County) | Carroll |
| Occupation | Clerk |
| Industry | Meat Market |
| Class of Worker | PW |
| Hours Worked | 65 |
| Income (1939) | 500 |
| Highest Grade | H-1 |
| 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 Francis Miller across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Francis Miller
Son · 1940 · age 20 · b. ~1920 · Iowa
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Sibling
Cornelius Miller
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Caroline Miller
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Miller
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Miller
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Miller
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Genevieve Miller
Sibling · 1940 · age 16
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 — Carroll-County, Iowa
Open full size
1940 US Federal Census — Carroll-County, Iowa
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01144-00719)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Donald Hancock | 19 | Son | Laborer | Iowa |
| 42 | Joan Hancock | 6 | Daughter | — | Iowa |
| 43 | Irene Hancock | 2 | Daughter | — | Iowa |
| 44 | Verlin Sapp | 35 | Head | Fireman | Iowa |
| 45 | Pearl Sapp | 32 | Wife | — | Iowa |
| 46 | Clare Sapp | 14 | Daughter | — | Iowa |
| 47 | Lois Sapp | 11 | Daughter | — | Iowa |
| 48 | Walter Sapp | 5 | Son | — | Iowa |
| 49 | Robert Sapp | 4 | Son | — | Iowa |
| 51 | Joseph Spieker | 51 | Head | Bridge Carpenter | Iowa |
| 52 | Mary Spieker | 51 | Wife | — | Iowa |
| 53 | Irvin Spieker | 24 | Son | Section Laborer | Iowa |
| 54 | Joseph A. Spieker | 23 | Son | Section Laborer | Iowa |
| 55 | Mary Spieker | 20 | Daughter | Laundress | Iowa |
| 56 | Donald Spieker | 18 | Son | Laborer | Iowa |
| 57 | Ralph Sapp | 30 | Head | Ditching Laborer | Iowa |
| 58 | Colletta Sapp | 29 | Wife | — | Iowa |
| 59 | Robert Sapp | 7 | Son | — | Iowa |
| 60 | James Sapp | 0 | Son | — | Iowa |
| 62 | Alonzo Miller | 52 | Head | — | Illinois |
| 63 | Blandina Miller | 47 | Wife | — | Iowa |
| 64 | Francis Miller THIS PERSON | 20 | Son | Clerk | Iowa |
| 65 | Cornelius Miller | 18 | Son | Delivery Boy | Iowa |
| 66 | Genevieve Miller | 16 | Daughter | — | Iowa |
| 67 | Joseph Miller | 15 | Son | — | Iowa |
| 68 | Theresa Miller | 12 | Daughter | — | Iowa |
| 69 | Florence Miller | 8 | Daughter | — | Iowa |
| 70 | Caroline Miller | 5 | Daughter | — | Iowa |
| 71 | Clem Runze | 40 | Head | City Salesman | Iowa |
| 72 | Clara Runze | 37 | Wife | — | Iowa |
| 73 | Cleo Runze | 4 | Daughter | — | Iowa |
| 74 | Philip Runze | 1 | Son | — | Iowa |
| 75 | Lorin Runze | 0 | Son | — | Iowa |
| 76 | William A. Miller | 77 | Father-in-law | — | Illinois |
| 77 | Charlotte Clark | 59 | Head | — | Missouri |
| 78 | Francis Clark | 23 | Son | Section Hand | Iowa |
| 79 | Leo Clark | 26 | Son | Pump Man | Iowa |
| 80 | Mary Clark | 24 | Daughter | Housework | Iowa |
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)