FS
Florence Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dallas-County, Iowa
Our Model Tree links this Florence Smith across the 1920, 1930 and 1940 US Censuses in Dallas-County, Iowa (XGBoost, ~Confirmed), with identified parents George & Jane — first a daughter (b.~1891), then head of a 3-person household.
Age 49
b. ~1891
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dallas-County, Iowa |
| Surname | Smith |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Dallas Center Town |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 12 |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Dallas Center Town |
| Est. Birth Year | ~1891 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Florence | Age | Birth yr |
|---|---|---|---|---|
| Florence Smith | Daughter | — | 49 | ~1891 |
| George Smith | Head | — | 84 | ~1856 |
| Jane Smith | Spouse | — | 85 | ~1855 |
Census Appearances
1920
Dallas, Iowa
Daughter, age 29
Dallas, Iowa · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Florence L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Pennsylvania |
| Occupation | Seamstress |
| Industry | Dress Making |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Dallas, Iowa
Daughter, age 39
Dallas, Iowa · implied b. ~1891 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Florence S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Pennsylvania |
| Occupation | Seamstress |
| Industry | Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Dallas-County, Iowa
Daughter, age 49
Dallas-County, Iowa · implied b. ~1891 — 3 household members
| Surname | Smith |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Dallas Center Town |
| Income (1939) | 0 |
| Highest Grade | H 12 |
| 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 Florence Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Smith (~0.92 confidence) and mother Jane Smith (~0.92 confidence) and mother Laura Smith (~0.92 confidence) and mother Laura Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Smith
b. ~1856
Source father
● Household
· direct · ~0.92
Mother
Jane Smith
b. ~1855
Source mother
● Household
· direct · ~0.92
Mother
Laura Smith
b. ~1855
Source mother
● Household
· direct · ~0.92
Mother
Laura Smith
b. ~1855
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Florence Smith
Daughter · 1940 · age 49 · b. ~1891 · Iowa
★ 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 — Dallas-County, Iowa
Open full size
1940 US Federal Census — Dallas-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01153-00082)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Andrew W Long | 72 | Head | Laborer | Illinois |
| 42 | Cleolie Long | 56 | Wife | — | Iowa |
| 43 | Charles E Long | 38 | Son | Laborer | Iowa |
| 44 | Willis E Long | 29 | Son | Laborer | Iowa |
| 45 | Bernice Marie Long | 23 | Daughter | — | Iowa |
| 46 | Edith M Long | 4 | Granddaughter | — | Iowa |
| 47 | Bertha E Small | 50 | Head | Linotype | Iowa |
| 48 | Amanda Small | 83 | Mother | — | Pennsylvania |
| 49 | Jack Cronin | 59 | Lodger | — | New York |
| 50 | Wm H Feno | 55 | Head | Salesman | Iowa |
| 51 | Maude D Feno | 58 | Wife | Saleslady | Iowa |
| 52 | George Smith | 84 | Head | Retired Farmer | Vermont |
| 53 | Jane Smith | 85 | Wife | — | Pennsylvania |
| 54 | Florence Smith THIS PERSON | 49 | Daughter | — | Iowa |
| 55 | Frederick Allen | 28 | Head | Laborer | Iowa |
| 56 | Pearl E Allen | 22 | Wife | — | Iowa |
| 57 | Beverly J Allen | 6 | Daughter | — | Iowa |
| 58 | Jerry L Allen | 2 | Son | — | Iowa |
| 59 | Annie Wineland | 84 | Head | — | Pennsylvania |
| 60 | Anna Shunk | 62 | Daughter | Housekeeper | Pennsylvania |
| 61 | Henry Moser | 55 | Head | Proprietor | Iowa |
| 62 | Lulu Moser | 49 | Wife | Bookkeeper | Iowa |
| 63 | Darlene Moser | 17 | Daughter | — | Iowa |
| 64 | Jacob E Weber | 76 | Head | Retired Farmer | Germany |
| 65 | Vernon Wineland | 27 | Head | Driving Truck | Iowa |
| 66 | Verna Wineland | 22 | Wife | — | Missouri |
| 67 | Charles Hurneby | 60 | Head | Proprietor | New York |
| 68 | Mary E Hurneby | 68 | Wife | — | Pennsylvania |
| 69 | Lloyd L Hart | 59 | Head | Laborer | Pennsylvania |
| 70 | Lydia S Balliet | 32 | Daughter | — | Pennsylvania |
| 71 | Dorothy J Balliet | 13 | Daughter | — | Iowa |
| 72 | Donald L Balliet | 11 | Grandson | — | Iowa |
| 73 | George L Sipling | 83 | Head | — | Pennsylvania |
| 74 | Gideon Sipling | 86 | Brother | — | Pennsylvania |
| 75 | Clarence Edger | 41 | Head | Welder | Kansas |
| 76 | Marie Edger | 44 | Wife | — | Iowa |
| 77 | Beulah M Fitz | 43 | Head | — | Iowa |
| 78 | Ida A Fitz | 70 | Mother | — | Illinois |
| 79 | Robert Whitaker | 78 | Head | Retired | Indiana |
| 80 | Joanna Whitaker | 77 | Wife | — | Sweden |
Pedigree Summary
Florence
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)