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Anna Adams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harrison-County, Iowa
Our Model Tree links this Anna Adams across the 1930 and 1940 US Censuses in Harrison-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 8-person household.
Age 44
b. ~1896
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Harrison-County, Iowa |
| Surname | Adams |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Union Twp. |
| 1935 Residence (County) | Harrison |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Union Twp |
| Est. Birth Year | ~1896 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Anna | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Adams | Daughter | — | 5 | ~1935 |
| Mary Adams | Daughter | — | 8 | ~1932 |
| Barbara Adams | Daughter | — | 9 | ~1931 |
| Thomas Adams | Head | — | 48 | ~1892 |
| Joseph Adams | Son | — | 6 | ~1934 |
| Thomas Adams | Son | — | 3 | ~1937 |
| Philip Adams | Son | — | 12 | ~1928 |
| Anna Adams | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Harrison, Iowa
Other, age 33
Harrison, Iowa · implied b. ~1897 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Anna |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Harrison-County, Iowa
Spouse, age 44
Harrison-County, Iowa · implied b. ~1896 — 8 household members
| Surname | Adams |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Union Twp. |
| 1935 Residence (County) | Harrison |
| Highest Grade | No 8 |
| 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 Anna Adams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Anna Adams
Spouse · 1940 · age 44 · b. ~1896 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Harrison-County, Iowa
Open full size
1940 US Federal Census — Harrison-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01166-00669)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lois Coffelt | 5 | daughter | — | Iowa |
| 42 | Thomas Powers | 31 | Head | Farmer | Iowa |
| 43 | Louise Powers | 28 | Wife | — | Kansas |
| 44 | Dolores Powers | 8 | daughter | — | Iowa |
| 45 | Robert Powers | 5 | son | — | Iowa |
| 46 | Harold Powers | 2 | son | — | Iowa |
| 47 | Lauren Swanson | 73 | Head | — | Denmark |
| 48 | Ida Swanson | 66 | Wife | — | Denmark |
| 49 | Merle Swanson | 26 | son | Farmer | Iowa |
| 50 | Irving Herrington | 28 | Head | Farmer | Iowa |
| 51 | Kathryn Herrington | 25 | Wife | — | Iowa |
| 52 | Lee Herrington | 2 | son | — | California |
| 53 | Glenn Swanson | 29 | Head | Farmer | Iowa |
| 54 | Elizabeth Swanson | 27 | Wife | — | Iowa |
| 55 | Eda Swanson | 3 | daughter | — | Iowa |
| 56 | Lloyd Rief | 25 | Head | Farmer | Iowa |
| 57 | Hazel Rief | 23 | Wife | — | Illinois |
| 58 | Katherine Steele | 9 | Niece | — | Colorado |
| 59 | Thomas Adams | 48 | Head | Farmer | Missouri |
| 60 | Anna Adams THIS PERSON | 44 | Wife | — | Iowa |
| 61 | Philip Adams | 12 | son | — | Iowa |
| 62 | Barbara Adams | 9 | daughter | — | Iowa |
| 63 | Mary J Adams | 8 | daughter | — | Iowa |
| 64 | Joseph Adams | 6 | son | — | Iowa |
| 65 | Gertrude Adams | 5 | daughter | — | Iowa |
| 66 | Thomas Adams | 3 | son | — | Iowa |
| 67 | Claude Arrick | 26 | Head | Farmer | Iowa |
| 68 | Lillian Arrick | 27 | Wife | — | Nebraska |
| 69 | Rose Anne Arrick | 7 | daughter | — | Iowa |
| 70 | Mary Lou Arrick | 5 | daughter | — | Iowa |
| 71 | Gloria Arrick | 2 | daughter | — | Iowa |
| 72 | Wayne Moffatt | 20 | Head | Farmer | Iowa |
| 73 | Howard Swenson | 40 | Head | Farmer | Iowa |
| 74 | Hazel Swenson | 39 | Wife | — | Iowa |
| 75 | Robert Swenson | 6 | son | — | Iowa |
| 76 | Donald Trieblai | 25 | Head | Farmer | Iowa |
| 77 | Eela Trieblai | 25 | Wife | — | Iowa |
| 78 | Charles Trieblai | 3 | son | — | Iowa |
| 79 | Darlene Trieblai | 2 | daughter | — | Iowa |
| 80 | Fred Oltmanns | 59 | Head | 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)