BH
Bertha Hill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tama-County, Iowa
Our Model Tree links this Bertha Hill across the 1920, 1930 and 1940 US Censuses in Tama-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Tama-County, Iowa |
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Dysart |
| 1935 Residence (County) | Tama |
| Additional Details | |
| Occupation | Housewife |
| Industry | Home |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Housewife |
| Township / Ward | Geneseo |
| Est. Birth Year | ~1888 |
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 Bertha | Age | Birth yr |
|---|---|---|---|---|
| Bertha Hill | Spouse | — | 52 | ~1888 |
| Forest Hill | Son | — | 22 | ~1918 |
| Gladys Hill | Daughter | — | 16 | ~1924 |
| Charles Hill | Head | — | 57 | ~1883 |
Census Appearances
1920
Tama, Iowa
Spouse, age 32
Tama, Iowa · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Tama, Iowa
Spouse, age 42
Tama, Iowa · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Bertha E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 21 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Tama-County, Iowa
Spouse, age 52
Tama-County, Iowa · implied b. ~1888 — 4 household members
| Surname | Hill |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Dysart |
| 1935 Residence (County) | Tama |
| Occupation | Housewife |
| Industry | Home |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Iowa |
| 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 52 · b. ~1888 · 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 — Tama-County, Iowa
Open full size
1940 US Federal Census — Tama-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01207-00152)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hazel Stouffer | 17 | Daughter | Home Girl | Iowa |
| 42 | Herman John | 35 | Head | Truck Driver | Illinois |
| 43 | Francis (X) John | 24 | Wife | Housewife | Iowa |
| 44 | Katheryn John | 2 | Daughter | — | Iowa |
| 45 | Arthur Q. Merritt | 45 | Head | Farmer | Iowa |
| 46 | Alice (X) Merritt | 38 | Wife | Housewife | Iowa |
| 47 | Arthur L. Merritt | 12 | Son | — | Iowa |
| 48 | Marvin Merritt | 11 | Son | — | Iowa |
| 49 | Dale Merritt | 9 | Son | — | Iowa |
| 50 | Thomas Merritt | 8 | Son | — | Iowa |
| 51 | Delbert Merritt | 6 | Son | — | Iowa |
| 52 | Stanley (X) Hild | 26 | Head | Farmer | Colorado |
| 53 | Ruby Hild | 28 | Wife | Housewife | Iowa |
| 54 | Beverly Hild | 6 | Daughter | — | Iowa |
| 55 | Ray Thomas | 50 | Head | Farm Mechanic | Indiana |
| 56 | Mayme (X) Thomas | 42 | Wife | Housewife | Iowa |
| 57 | Marlene Thomas | 17 | Daughter | Home Girl | Iowa |
| 58 | Marvin Thomas | 8 | Son | — | Iowa |
| 59 | Marilyn Thomas | 5 | Daughter | — | Iowa |
| 60 | Marlys Thomas | 5 | Daughter | — | Iowa |
| 61 | Marcus Billenbeck | 44 | Head | Farmer | Iowa |
| 62 | Clara (X) Billenbeck | 42 | Wife | Housewife | Iowa |
| 63 | Myrne Billenbeck | 19 | Daughter | Home Girl | Iowa |
| 64 | Leora Billenbeck | 18 | Daughter | Maid | Iowa |
| 65 | Eunice Billenbeck | 16 | Daughter | — | Iowa |
| 66 | Reva Billenbeck | 11 | Daughter | — | Iowa |
| 67 | Donald Billenbeck | 9 | Son | — | Iowa |
| 68 | Francis Billenbeck | 5 | Daughter | — | Iowa |
| 69 | Frances Billenbeck | 5 | Daughter | — | Iowa |
| 70 | Charles (X) Hill | 57 | Head | Farmer | Iowa |
| 71 | Bertha Hill THIS PERSON | 52 | Wife | Housewife | Iowa |
| 72 | Forest Hill | 22 | Son | Farm | Iowa |
| 73 | Gladys Hill | 16 | Daughter | — | Iowa |
| 74 | Kenneth Strohbehn | 38 | Head | Machinist | Iowa |
| 75 | Gladys (X) Strohbehn | 33 | Wife | Housewife | Indiana |
| 76 | Verna Strohbehn | 8 | Daughter | — | Iowa |
| 77 | Ed Strohbehn | 60 | Head | Farmer | Kansas |
| 78 | Sarah (X) Strohbehn | 54 | Wife | Housewife | Iowa |
| 79 | Clarence Burrows | 28 | Head | Farm Labor | Iowa |
| 80 | Jeanette (X) Burrows | 26 | Wife | Housewife | 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)