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Bertha Miller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mchenry-County, Illinois
Our Model Tree links this Bertha Miller across the 1920, 1930 and 1940 US Censuses in Mchenry-County, Illinois (XGBoost, ~Confirmed), with identified parents Joe & Jos — first a spouse (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mchenry-County, Illinois |
| Surname | Miller |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Crystal Lake |
| 1935 Residence (County) | McHenry |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Marengo City |
| Est. Birth Year | ~1914 |
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 |
|---|---|---|---|---|
| Pamela Miller | Daughter | — | 1 | ~1939 |
| Joseph Miller | Head | — | 33 | ~1907 |
| Margaret Thiede | Other | — | 16 | ~1924 |
| Bertha Miller | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Mchenry, Illinois
Daughter, age 4
Mchenry, Illinois · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Bertha S |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Mchenry, Illinois
Daughter, age 15
Mchenry, Illinois · implied b. ~1915 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Mchenry-County, Illinois
Spouse, age 26
Mchenry-County, Illinois · implied b. ~1914 — 4 household members
| Surname | Miller |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Crystal Lake |
| 1935 Residence (County) | McHenry |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Miller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joe Miller (~0.92 confidence) and father Jos Miller (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joe Miller
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Jos Miller
b. ~1890
Source father
● Household
· direct · ~0.92
This person
Anchor record
Bertha Miller
Spouse · 1940 · age 26 · b. ~1914 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mchenry-County, Illinois
Open full size
1940 US Federal Census — Mchenry-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00840-00919)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edna H. Burtell | 38 | Head | Egg Buyer Sales | Illinois |
| 2 | Robert R. Burtell | 19 | Son | — | Illinois |
| 3 | Mary Reese | 68 | Mother | — | New York |
| 4 | Malcolm Echternach | 39 | Head | Postal Clerk | Illinois |
| 5 | Margaret Echternach | 35 | Wife | — | Illinois |
| 6 | Gerald Echternach | 9 | Son | — | Illinois |
| 7 | Alfred J. Johannes | 40 | Head | Factory-Foreman | Illinois |
| 8 | Edith Johannes | 37 | Wife | — | Illinois |
| 9 | Marie E. Johannes | 18 | Daughter | Bookkeeper | Illinois |
| 10 | Myrtle Ann Johannes | 10 | Daughter | — | Illinois |
| 11 | Neil F. Tokin | 34 | Head | Bartender | Illinois |
| 12 | Clara Tokin | 29 | Wife | — | Illinois |
| 13 | Nancy Charles Tokin | 4 | Nephew | — | Illinois |
| 14 | John Welch | 86 | Head | — | Eire |
| 15 | Mary Welch | 77 | Wife | — | Massachusetts |
| 16 | Daniel Welch | 52 | Son | Laborer | Illinois |
| 17 | Michael Welch | 39 | Son | Foundry Helper | Illinois |
| 18 | Dorothy Brown | 38 | Daughter | — | Illinois |
| 19 | Jerry Vachata | 32 | Head | Mason Contractor | Illinois |
| 20 | Rose Vachata | 23 | Wife | — | Illinois |
| 21 | Owen J. Mckeown | 80 | Head | Real Estate Sales Insurance | Illinois |
| 22 | Joseph Mckeown | 40 | Son | Carpenter-Contractor | Illinois |
| 23 | Claire T. Carney | 40 | Son-in-law | Postmaster | Illinois |
| 24 | Agnes Carney | 37 | Daughter | — | Illinois |
| 25 | Edward Carney | 10 | Grandson | — | Illinois |
| 26 | Mary Joyce Carney | 5 | Granddaughter | — | Illinois |
| 27 | Clair Thomas Carney | 3 | Grandson | — | Illinois |
| 28 | Joseph C. Miller | 33 | Head | Mail Carrier | Illinois |
| 29 | Bertha Miller THIS PERSON | 26 | Wife | — | Illinois |
| 30 | Pamela Miller | 1 | Daughter | — | Illinois |
| 31 | Margaret Thiede | 16 | Niece | — | Illinois |
| 32 | William Sullivan | 31 | Head | Patrolman'S Helper | Illinois |
| 33 | Elaine Sullivan | 21 | Wife | — | Illinois |
| 34 | Henry S. Shurer | 83 | Head | — | Illinois |
| 35 | Fannie L. Shurer | 80 | Wife | — | Illinois |
| 36 | Benjamin R. Kelley | 42 | Head | Dealer-Salesman | Illinois |
| 37 | Gladys R. Kelley | 39 | Wife | — | Illinois |
| 38 | Robert Kelley | 16 | Son | — | Illinois |
| 39 | Horace Kelley | 12 | Son | — | Illinois |
| 40 | Sandra Kelley | 4 | Daughter | — | Illinois |
Pedigree Summary
Bertha
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)