BH
Bertha Hill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Davis-County, Iowa
Our Model Tree links this Bertha Hill across the 1920, 1930 and 1940 US Censuses in Davis-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 10-person household.
Age 62
b. ~1878
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Davis-County, Iowa |
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Bloomfield City |
| 1935 Residence (County) | Davis County |
| Additional Details | |
| Occupation | House wife |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | House Wife |
| Township / Ward | Bloomfield City |
| Est. Birth Year | ~1878 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| David Streat | Other | — | 18 | ~1922 |
| Robert Wilkinson | Other | — | 18 | ~1922 |
| Franklin Hill | Son | — | 33 | ~1907 |
| Maurice Arice | Other | — | 17 | ~1923 |
| Elsworth Hill | Head | — | 64 | ~1876 |
| Bertha Hill | Spouse | — | 62 | ~1878 |
| Dennis Hagland | Other | — | 18 | ~1922 |
| Warren Leach | Other | — | 64 | ~1876 |
| Donald Purmanir | Other | — | 18 | ~1922 |
| Wayne Fosters | Other | — | 17 | ~1923 |
Census Appearances
1920
Davis, Iowa
Spouse, age 42
Davis, Iowa · implied b. ~1878 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Ohio |
| Occupation | House work |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Davis, Iowa
Spouse, age 52
Davis, Iowa · implied b. ~1878 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hull |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 25 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Davis-County, Iowa
Spouse, age 62
Davis-County, Iowa · implied b. ~1878 — 10 household members
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Bloomfield City |
| 1935 Residence (County) | Davis County |
| Occupation | House wife |
| 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 Bertha Hill across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Bertha Hill
Spouse · 1940 · age 62 · b. ~1878 · 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 — Davis-County, Iowa
Open full size
1940 US Federal Census — Davis-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01154-00028)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Proctor | 22 | Son | Painting | Iowa |
| 42 | Anna De Muth | 75 | Head | House Wife | Denmark |
| 43 | Susie De Muth | 52 | Daughter | Stenograph | Iowa |
| 44 | Will Gifford | 73 | Head | Retired | Illinois |
| 45 | Gertie Gifford | 60 | Wife | House Wife | Missouri |
| 46 | Clifford Hamilton | 50 | Brother law | Book Keeper | Iowa |
| 47 | Thomas Huff | 68 | Head | Retired | Iowa |
| 48 | Doris Huff | 26 | Daughter | Stenograph | Iowa |
| 49 | Ray Adams | 37 | Head | Farming | Iowa |
| 50 | Doris Adams | 36 | Daughter | House Wife | Iowa |
| 51 | Myron Pinkey | 53 | Head | Mechanic | Missouri |
| 52 | Eva Pinkey | 51 | Wife | House Wife | Missouri |
| 53 | Henry C. Jones | 43 | Head | Dy Sheriff | Iowa |
| 54 | Mona Jones | 37 | Wife | House Wife | Iowa |
| 55 | Rosemary Jones | 15 | Daughter | Student | Iowa |
| 56 | Vada Jones | 12 | Daughter | Student | Iowa |
| 57 | Bobby Lee Jones | 10 | Son | Student | Iowa |
| 58 | Lloyd Oakes | 20 | Head | Station Operat | Iowa |
| 59 | Beatrice Oakes | 18 | Wife | House Wife | Iowa |
| 60 | Gertrude Deveny | 54 | Head | Teacher | Iowa |
| 61 | Madelyn Deveny | 14 | Daughter | Student | Iowa |
| 62 | Almott Hunter | 52 | Head | House Work | Iowa |
| 63 | Iroe Albright | 19 | Daughter | House Work | Missouri |
| 64 | H. Ostergast | 52 | Head | Agent Oil | Denmark |
| 65 | Erma Ostergast | 47 | Wife | House Wife | Illinois |
| 66 | Helen Ostergast | 19 | Daughter | Student | Iowa |
| 67 | Adela Kennedy | 32 | Head | Teaching | Iowa |
| 68 | W. V. Teas | 47 | Head | Retired | Iowa |
| 69 | Nona M. Teas | 47 | Wife | House Wife | Iowa |
| 70 | Robert Teas | 20 | Son | Retired | Iowa |
| 71 | Elsworth Hill | 64 | Head | Stock Buyer | Iowa |
| 72 | Bertha Hill THIS PERSON | 62 | Wife | House Wife | Iowa |
| 73 | Franklin Hill | 33 | Son | Clerical Work | Iowa |
| 74 | Robert Wilkinson | 18 | Lodger | Student | Iowa |
| 75 | Dennis Hagland | 18 | Lodger | Student | Iowa |
| 76 | David Streat | 18 | Lodger | Student | Iowa |
| 77 | Wayne Fosters | 17 | Lodger | Student | Iowa |
| 78 | Donald Purmanir | 18 | Lodger | Student | Iowa |
| 79 | Maurice Arice | 17 | Lodger | Student | Iowa |
| 80 | Warren Leach | 64 | Lodger | Press Work | 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)