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Elsie Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Black-Hawk-County, Iowa
Our Model Tree links this Elsie Williams across the 1920, 1930 and 1940 US Censuses in Black-Hawk-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 3-person household.
Age 54
b. ~1886
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Black-Hawk-County, Iowa |
| Surname | Williams |
| Given Name | Elsie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Waterloo City |
| 1935 Residence (County) | Black Hawk |
| Additional Details | |
| Highest Grade | Hs 3 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Waterloo City |
| Est. Birth Year | ~1886 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elsie | Age | Birth yr |
|---|---|---|---|---|
| Jack Williams | Son | — | 17 | ~1923 |
| William Williams | Head | — | 55 | ~1885 |
| Elsie Williams | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Black Hawk, …
Spouse, age 35
Black Hawk, Iowa · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Elsie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Black Hawk, …
Spouse, age 44
Black Hawk, Iowa · implied b. ~1886 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Elsie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Black-Hawk-County, Iowa
Spouse, age 54
Black-Hawk-County, Iowa · implied b. ~1886 — 3 household members
| Surname | Williams |
| Given Name | Elsie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Waterloo City |
| 1935 Residence (County) | Black Hawk |
| Highest Grade | Hs 3 |
| 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 Elsie Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Elsie Williams
Spouse · 1940 · age 54 · b. ~1886 · 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 — Black-Hawk-County, Iowa
Open full size
1940 US Federal Census — Black-Hawk-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01139-01262)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Louis C. Sieberling | 56 | Head | Realtor | Iowa |
| 42 | Mabelle E. Sieberling | 53 | Wife | — | Iowa |
| 43 | Dorothy Verne Sieberling | 24 | Daughter | Sales Lady | Iowa |
| 44 | John P. Kestel | 40 | Head | Radiologist | Iowa |
| 45 | Elizabeth S. Kestel | 35 | Wife | — | Pennsylvania |
| 46 | John Jr. Kestel | 6 | Son | — | Iowa |
| 47 | Mary Elizabeth Kestel | 3 | Daughter | — | Iowa |
| 48 | Ethel May Kestel | 18 | Niece | Dom. | Iowa |
| 49 | H. Carlton Walker | 48 | Head | — | Iowa |
| 50 | Katherine M. Walker | 42 | Wife | — | Wisconsin |
| 51 | Kenneth Pragden | 45 | Head | District Agent | Iowa |
| 52 | Gladys Pragden | 44 | Wife | — | Iowa |
| 53 | John Pragden | 17 | Son | — | Iowa |
| 54 | Betty Pragden | 11 | Daughter | — | Iowa |
| 55 | Walter Pragden | 1 | Son | — | Iowa |
| 56 | Emery Loomis | 44 | Head | Buying & Selling Real Estate | Indiana |
| 57 | Charlotte Loomis | 42 | Wife | — | Indiana |
| 58 | Margaret Laughton | 69 | Mother-in-law | — | Washington |
| 59 | William A. Williams | 55 | Head | Owner And Proprietor | Wisconsin |
| 60 | Elsie E. Williams THIS PERSON | 54 | Wife | — | Iowa |
| 61 | Jack Williams | 17 | Son | Salesman | Iowa |
| 62 | Garrett H. Hooper | 40 | Head | Dentist | South Dakota |
| 63 | Grace Berg Hooper | 48 | Wife | — | Iowa |
| 64 | Helen Patricia Hooper | 16 | Daughter | — | Iowa |
| 65 | Jane Berg Hooper | 13 | Daughter | — | Iowa |
| 66 | Marcella Middleton | 20 | Servant | Household Duties | Iowa |
| 67 | (Here Ends Block) | None | — | — | — |
| 68 | Eugene J. Sr. Haney | 44 | Head | Owner And Manager | South Dakota |
| 69 | Lois Haney | 44 | Wife | — | Iowa |
| 70 | Mary Bess Rogers | 26 | Servant | Household Duties | Iowa |
| 71 | Clark N. Hooper | 36 | Head | Physician & Surgeon | Iowa |
| 72 | Adele Hooper | 36 | Wife | — | Iowa |
| 73 | Camille Hooper | 8 | Daughter | — | Iowa |
| 74 | Craig Hooper | 4 | Son | — | Iowa |
| 75 | Ruth Pipho | 18 | Maid | Household Duties | Iowa |
| 76 | August Debert | 81 | Head | Retired Druggist | Iowa |
| 77 | Nellie J. Debert | 77 | Wife | — | Pennsylvania |
| 78 | Henry Y. Frank | 52 | Head | Owner - Manager | Iowa |
| 79 | Lois Frank | 49 | Wife | — | Iowa |
| 80 | Henry Y. Jr. Frank | 16 | Son | — | 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)