MH
Mildred Hill — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lucas-County, Ohio
Our Model Tree links this Mildred Hill across the 1920, 1930 and 1940 US Censuses in Lucas-County, Ohio (XGBoost, ~Confirmed), with identified parents Charles & Clara — first a daughter (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lucas-County, Ohio |
| Surname | Hill |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo City |
| 1935 Residence (County) | Lucas |
| Additional Details | |
| Occupation | Typist |
| Industry | Water Survey Project |
| Class of Worker | GW |
| Hours Worked | 35 |
| Income (1939) | 700 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Typist |
| Township / Ward | Toledo City |
| Est. Birth Year | ~1919 |
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 Mildred | Age | Birth yr |
|---|---|---|---|---|
| Doris Hill | Daughter | — | 18 | ~1922 |
| Clara Hill | Head | — | 56 | ~1884 |
| Sara Hill | Daughter | — | 16 | ~1924 |
| Mildred Hill | Daughter | — | 21 | ~1919 |
Census Appearances
1920
Lucas, Ohio
Daughter, age 1
Lucas, Ohio · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Lucas, Ohio
Daughter, age 11
Lucas, Ohio · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Mildred Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Lucas-County, Ohio
Daughter, age 21
Lucas-County, Ohio · implied b. ~1919 — 4 household members
| Surname | Hill |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo City |
| 1935 Residence (County) | Lucas |
| Occupation | Typist |
| Industry | Water Survey Project |
| Class of Worker | GW |
| Hours Worked | 35 |
| Income (1939) | 700 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Mildred Hill across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Hill (~0.92 confidence) and mother Clara Hill (~0.92 confidence) and mother Clara Hill (~0.92 confidence) and mother Sara Hill (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Hill
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Clara Hill
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Clara Hill
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Sara Hill
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mildred Hill
Daughter · 1940 · age 21 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
Doris Hill
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sara Hill
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Lucas-County, Ohio
Open full size
1940 US Federal Census — Lucas-County, Ohio
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03266-01116)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Minnie Schweickart | 50 | Wife | Inspector | Ohio |
| 2 | Norman Schweickart | 16 | Son | — | Ohio |
| 3 | La Dora Schweickart | 12 | Daughter | — | Ohio |
| 4 | Arvin P. Garrison | 41 | Head | Assistant Manager | New York |
| 5 | Frances Garrison | 42 | Wife | — | Ohio |
| 6 | Arvin Jr. Garrison | 17 | Son | Musician | Ohio |
| 8 | William D. Durham | 25 | Head | Accountant | West Virginia |
| 9 | Lois Durham | 29 | Wife | — | Virginia |
| 10 | William Durham | 4 | Son | — | Pennsylvania |
| 11 | Gerald Durham | 2 | Son | — | Ohio |
| 12 | Clarence E. Tierney | 33 | Head | Grinder | Tennessee |
| 13 | Maudie Tierney | 28 | Wife | Assembler | Tennessee |
| 14 | Gene Tierney | 11 | Son | — | Ohio |
| 15 | Thomas H. Blickensderfer | 50 | Head | — | Ohio |
| 16 | Gladys Blickensderfer | 41 | Wife | — | Michigan |
| 17 | Bernice Blickensderfer | 22 | Daughter | Cashier | Ohio |
| 18 | John M. Campbell | 34 | Head | Mechanic | Indiana |
| 19 | Edith Campbell | 34 | Wife | — | Michigan |
| 20 | Shirley Campbell | 9 | Daughter | — | Ohio |
| 21 | John Campbell | 4 | Son | — | Ohio |
| 22 | Frances Butler | 31 | Sister-in-law | Cook | Ohio |
| 23 | Robert B. Ward | 31 | Head | Press Operator | South Carolina |
| 24 | Lucille Ward | 31 | Wife | — | Ohio |
| 25 | Jean Ward | 8 | Daughter | — | Ohio |
| 26 | Robert Ward | 4 | Son | — | Ohio |
| 27 | Clara Hill | 56 | Head | — | Ohio |
| 28 | Mildred Hill THIS PERSON | 21 | Daughter | Typist | Ohio |
| 29 | Doris Hill | 18 | Daughter | Typist | Ohio |
| 30 | Sara Hill | 16 | Daughter | — | Ohio |
| 31 | Ralph S. Curtis | 24 | Head | Cutter Grinder | Ohio |
| 32 | Ruth Curtis | 24 | Wife | — | Ohio |
| 33 | Ronald Curtis | 3 | Son | — | Ohio |
| 34 | Clark Curtis | 1 | Son | — | Ohio |
| 35 | Harold D. Ulrich | 48 | Head | Tool Maker | Ohio |
| 36 | Clara Ulrich | 23 | Wife | — | Ohio |
| 37 | Herschell Ulrich | 6 | Son | — | Ohio |
| 38 | Scott W. Knapp | 54 | Head | Assembler | Michigan |
| 39 | Emma Knapp | 45 | Wife | — | Kansas |
| 40 | Robert Knapp | 10 | Son | — | Ohio |
Related Census Records
Pedigree Summary
Mildred + 2 siblings
Gen 1 · 4 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)