CS
Charlotte Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Charlotte Smith across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 3-person household.
Age 49
b. ~1891
Female
Spouse
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Smith |
| Given Name | Charlotte |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Marquisville |
| 1935 Residence (County) | Polk |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Marquisville |
| 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 Charlotte | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Smith | Daughter | — | 18 | ~1922 |
| George Smith | Head | — | 49 | ~1891 |
| Charlotte Smith | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Polk, Iowa
Spouse, age 29
Polk, Iowa · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Charlotte A |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1911 |
| Naturalization Status | First papers filed |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Machine Operator |
| Industry | Overall Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Polk, Iowa
Other, age 39
Polk, Iowa · implied b. ~1891 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Charlotte A. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Alien |
| Year of Immigration | 1912 |
| Age at First Marriage | 23 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Polk-County, Iowa
Spouse, age 49
Polk-County, Iowa · implied b. ~1891 — 3 household members
| Surname | Smith |
| Given Name | Charlotte |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Marquisville |
| 1935 Residence (County) | Polk |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Charlotte Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charlotte Smith
Spouse · 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 — 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-t0627-01192-00743)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Balduchi | 58 | Head | Proprietor | Italy |
| 2 | Donyica Balduchi | 51 | Wife | — | Italy |
| 3 | Louis Balduchi | 29 | Son | Mixer | Iowa |
| 4 | Guido Balduchi | 26 | Son | Mixer | Iowa |
| 5 | Albert Balduchi | 24 | Son | Machine Oper. | Iowa |
| 6 | Joseph Balduchi | 15 | Son | — | Iowa |
| 7 | Matesha Milosevich | 51 | Head | Operator | Yugoslavia |
| 8 | Albert Milosevich | 29 | Son | Salesman | Yugoslavia |
| 9 | Antone Milosevich | 28 | Son | Salesman | Iowa |
| 10 | Mary Milosevich | 26 | Daughter | Sausage-Maker | Iowa |
| 11 | Rudolf Milosevich | 24 | Son | Salesman | Iowa |
| 12 | Frank Milosevich | 20 | Son | Delivery Man | Iowa |
| 13 | Edward Henderson | 67 | Head | — | Illinois |
| 14 | Walter Bennett | 55 | Head | Proprietor | Iowa |
| 15 | Myrtle Bennett | 69 | Wife | — | South Dakota |
| 16 | Myrtle Bennett | 38 | Daughter | Clerical | Iowa |
| 17 | Wilford Bennett | 24 | Son | Laborer | Iowa |
| 18 | Wayne Bennett | 16 | Son | — | Iowa |
| 19 | Kathleen Bennett | 10 | Daughter | — | Iowa |
| 20 | Gust Nelson | 68 | Head | Operator | Sweden |
| 21 | Bertha Nelson | 67 | Wife | — | Sweden |
| 22 | Harry Thiel | 58 | Head | Telegraph Operator | Iowa |
| 23 | Lillie Thiel | 52 | Wife | — | Minnesota |
| 24 | George Smith | 49 | Head | Contractor | England |
| 25 | Charlotte Smith THIS PERSON | 49 | Wife | — | England |
| 26 | Dorothy Smith | 18 | Daughter | Foot Topper | Iowa |
| 27 | Sophia Logli | 53 | Head | Operator | Italy |
| 28 | Rena Logli | 21 | Daughter | Trimmer | Iowa |
| 29 | Jennie Logli | 20 | Daughter | Foot Topper | Iowa |
| 30 | Arthur Mosher | 55 | Head | Farm Hand | Iowa |
| 31 | Carl Burg | 47 | Head | Operator | Iowa |
| 32 | George W. Dowler | 38 | Head | Janitor | Iowa |
| 33 | Mary Dowler | 42 | Wife | — | Arkansas |
| 34 | Eva Dowler | 11 | Daughter | — | Arkansas |
| 35 | Neva Dowler | 11 | Daughter | — | Arkansas |
| 36 | Elsie Dowler | 9 | Daughter | — | Arkansas |
| 37 | George N. Dowler | 6 | Son | — | Arkansas |
| 38 | Howard Dowler | 1 | Son | — | Arkansas |
| 39 | Robert Linnett | 48 | Head | Operator | Iowa |
| 40 | Walter Linnett | 14 | Son | — | 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)