AS
Anna Schmidt — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Audubon-County, Iowa
Our Model Tree links this Anna Schmidt across the 1920, 1930 and 1940 US Censuses in Audubon-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 4-person household.
Age 48
b. ~1892
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Audubon-County, Iowa |
| Surname | Schmidt |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Douglas Twp. |
| 1935 Residence (County) | Audubon |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Douglas Twp |
| Est. Birth Year | ~1892 |
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 Anna | Age | Birth yr |
|---|---|---|---|---|
| Loren Schmidt | Head | — | 49 | ~1891 |
| Leonard Petersen | Other | — | 19 | ~1921 |
| Victor Schmidt | Son | — | 22 | ~1918 |
| Anna Schmidt | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Audubon, Iowa
Spouse, age 27
Audubon, Iowa · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Audubon, Iowa
Other, age 38
Audubon, Iowa · implied b. ~1892 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Anna E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 24 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Audubon-County, Iowa
Spouse, age 48
Audubon-County, Iowa · implied b. ~1892 — 4 household members
| Surname | Schmidt |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Douglas Twp. |
| 1935 Residence (County) | Audubon |
| Highest Grade | No 8 |
| 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 Anna Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Anna Schmidt
Spouse · 1940 · age 48 · b. ~1892 · 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 — Audubon-County, Iowa
Open full size
1940 US Federal Census — Audubon-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01137-00776)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ruth H Christensen | 30 | Wife | — | New Jersey |
| 2 | Charles J Christensen | 10 | Son | — | Wisconsin |
| 3 | James W Christensen | 8 | Son | — | Wisconsin |
| 4 | Marguerite A Christensen | 6 | Daughter | — | Wisconsin |
| 5 | Miriam R Christensen | 4 | Daughter | — | Wisconsin |
| 6 | Anna M Haglund | 67 | Mother in law | — | Sweden |
| 7 | Charles R Lundstrum | 36 | Head | Farmer | Iowa |
| 8 | Gertrude J Lundstrum | 34 | Wife | Farm Laborer | Iowa |
| 9 | Ardith M Lundstrum | 7 | Daughter | — | Iowa |
| 10 | Andrew P Rudolph | 19 | Hired man | Farm Laborer | Iowa |
| 11 | Otto C Jensen | 51 | Head | Farmer | Denmark |
| 12 | Elsie M Jensen | 49 | Wife | — | Iowa |
| 13 | Carrie R Jensen | 22 | Daughter | Farm Helper | Iowa |
| 14 | Ruby M Jensen | 18 | Daughter | — | Iowa |
| 15 | Loren N Schmidt | 49 | Head | Farmer | Iowa |
| 16 | Anna Schmidt THIS PERSON | 48 | Wife | — | Iowa |
| 17 | Victor H Schmidt | 22 | Son | Farm Helper | Iowa |
| 18 | Leonard Petersen | 19 | Hired man | Farm Laborer | Iowa |
| 19 | Magnus J Madsen | 28 | Head | Farmer | Iowa |
| 20 | Mildred M Madsen | 45 | Wife | — | Iowa |
| 21 | Joy J Madsen | 10 | Daughter | — | Iowa |
| 22 | Doris D Madsen | 6 | Daughter | — | Iowa |
| 23 | Thomas S Kaldahl | 70 | Head | Farmer | Denmark |
| 24 | Amanda Kaldahl | 31 | Daughter | Rural Teacher | Nebraska |
| 25 | Samuel A Kaldahl | 21 | Son | Farmer | Nebraska |
| 26 | Henry N Schmidt | 50 | Head | Farmer | Iowa |
| 27 | Serena Schmidt | 52 | Wife | — | Iowa |
| 28 | Darlene M Schmidt | 12 | Daughter | House Hold Help | Nebraska |
| 29 | Nels G Hansen | 46 | Head | Farmer | Iowa |
| 30 | Ida C Hansen | 45 | Wife | — | Iowa |
| 31 | Ruth A Hansen | 16 | Daughter | — | Iowa |
| 32 | Orville K Hansen | 13 | Son | — | Iowa |
| 33 | Virgil D Hansen | 11 | Son | — | Iowa |
| 34 | Alfred H Christiansen | 50 | Head | Farmer | Iowa |
| 35 | Dagny Christiansen | 44 | Wife | — | Iowa |
| 36 | Lydia Christiansen | 20 | Daughter | House Work | Iowa |
| 37 | Kenneth S Christiansen | 18 | Son | Farm Helper | Iowa |
| 38 | Mike Thysen | 67 | Head | Farmer | Denmark |
| 39 | Mary Thysen | 55 | Wife | — | Iowa |
| 40 | Hans C Thysen | 35 | Son | Farmer | 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)