BH
Bertha Hill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Henry-County, Iowa
Our Model Tree links this Bertha Hill across the 1920, 1930 and 1940 US Censuses in Henry-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 8-person household.
Age 51
b. ~1889
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Iowa |
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Trenton |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Occupation | Housekeeping |
| Industry | Private family |
| Class of Worker | OA |
| Highest Grade | Hs 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Housekeeping |
| Township / Ward | Trenton |
| Est. Birth Year | ~1889 |
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 Bertha | Age | Birth yr |
|---|---|---|---|---|
| John Hill | Head | — | 51 | ~1889 |
| Max Hill | Son | — | 19 | ~1921 |
| Jay Hill | Son | — | 17 | ~1923 |
| Melva Hill | Daughter | — | 5 | ~1935 |
| Florence Hill | Daughter | — | 12 | ~1928 |
| Kenneth Hill | Son | — | 14 | ~1926 |
| Bertha Hill | Spouse | — | 51 | ~1889 |
| Stanley Hill | Son | — | 9 | ~1931 |
Census Appearances
1920
Henry, Iowa
Spouse, age 30
Henry, Iowa · implied b. ~1890 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Henry, Iowa
Spouse, age 41
Henry, Iowa · implied b. ~1889 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Henry-County, Iowa
Spouse, age 51
Henry-County, Iowa · implied b. ~1889 — 8 household members
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Trenton |
| 1935 Residence (County) | Henry |
| Occupation | Housekeeping |
| Industry | Private family |
| Class of Worker | OA |
| Highest Grade | Hs 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.
Show:
This person
Anchor record
Bertha Hill
Spouse · 1940 · age 51 · b. ~1889 · 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 — Henry-County, Iowa
Open full size
1940 US Federal Census — Henry-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01166-01199)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ralph Schratt | 25 | Son | Farming | Iowa |
| 42 | Evertt Schratt | 22 | Son | Farming | Iowa |
| 43 | Jonas O. Egli | 55 | Head | Farming | Iowa |
| 44 | Ealsie Egli | 49 | Wife | Housekeeping | Iowa |
| 45 | Edwin Egli | 26 | Son | Farming | Iowa |
| 46 | Dorothy Egli | 14 | Daughter | Teaching | Iowa |
| 47 | Lois Egli | 13 | Daughter | — | Iowa |
| 48 | John Hill | 51 | Head | Farming | Iowa |
| 49 | Bertha Hill THIS PERSON | 51 | Wife | Housekeeping | Iowa |
| 50 | Max Hill | 19 | Son | Farming | Iowa |
| 51 | Jay Hill | 17 | Son | Farming | Iowa |
| 52 | Kenneth Hill | 14 | Son | Farming | Iowa |
| 53 | Florence Hill | 12 | Daughter | — | Iowa |
| 54 | Stanley Hill | 9 | Son | — | Iowa |
| 55 | Melva Hill | 5 | Daughter | — | Iowa |
| 56 | Archie Christner | 27 | Head | Farming | Iowa |
| 57 | Marie Christner | 25 | Wife | Housekeeping | Iowa |
| 58 | Juanita Christner | 5 | Daughter | — | Iowa |
| 59 | Lavern Christner | 3 | Son | — | Iowa |
| 60 | Harold Christner | 1 | Son | — | Iowa |
| 61 | Alva Hendricks | 54 | Brother-in-law | Farming | Iowa |
| 62 | Victor Hendricks | 15 | Brother-in-law | Farming | Iowa |
| 63 | Ed Hendricks | 21 | Brother-in-law | Farming | Iowa |
| 64 | Ray Rich | 37 | Head | Farming | Iowa |
| 65 | Irmal Rich | 35 | Wife | Housekeeping | Iowa |
| 66 | Melvin Rich | 14 | Son | — | Iowa |
| 67 | Marna Rich | 11 | Daughter | — | Iowa |
| 68 | Wanda Rich | 5 | Daughter | — | Iowa |
| 69 | Louis Norton | 63 | Father-in-law | Farming | Iowa |
| 70 | Peter Hindle | 57 | Head | Farming | Iowa |
| 71 | Laura Hindle | 54 | Wife | Housekeeping | Iowa |
| 72 | John Hindle | 14 | Son | — | Iowa |
| 73 | James Hindle | 13 | Son | — | Iowa |
| 74 | James Hindle | 11 | Son | — | Iowa |
| 75 | Richard Carrico | 18 | Son-in-law | — | Iowa |
| 76 | Georgia Anne Carrico | 17 | Daughter | — | Iowa |
| 77 | C. W. Boos | 74 | Head | Farming | Iowa |
| 78 | Rosie Boos | 68 | Wife | House Labor | Iowa |
| 79 | James Fisher | 52 | Head | Farming | Iowa |
| 80 | Allene Fisher | 42 | Wife | Housekeeping | 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)