HB
Helen Baker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Champaign-County, Ohio
Our Model Tree links this Helen Baker across the 1920, 1930 and 1940 US Censuses in Champaign-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 7-person household.
Age 45
b. ~1895
Female
Spouse
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Ohio |
| Surname | Baker |
| Given Name | Helen E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Mad River Twp. |
| 1935 Residence (County) | Champaign |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Mad River Twp |
| Est. Birth Year | ~1895 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Marcella Baker | Daughter | — | 6 | ~1934 |
| Margaret Baker | Daughter | — | 17 | ~1923 |
| Millard Baker | Son | — | 22 | ~1918 |
| Roger Baker | Son | — | 20 | ~1920 |
| Kenneth Baker | Son | — | 18 | ~1922 |
| Harold Baker | Son | — | 11 | ~1929 |
| Helen Baker | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Champaign, Ohio
Spouse, age 25
Champaign, Ohio · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Helen E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Champaign, Ohio
Spouse, age 34
Champaign, Ohio · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Helen E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 29 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Champaign-County, Ohio
Spouse, age 45
Champaign-County, Ohio · implied b. ~1895 — 7 household members
| Surname | Baker |
| Given Name | Helen E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Mad River Twp. |
| 1935 Residence (County) | Champaign |
| Income (1939) | 0 |
| 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 Helen Baker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Baker
Spouse · 1940 · age 45 · b. ~1895 · Ohio
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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 — Champaign-County, Ohio
Open full size
1940 US Federal Census — Champaign-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03037-00274)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen E. Baker THIS PERSON | 45 | Wife | — | Ohio |
| 42 | Millard S. Baker | 22 | Son | Farm Laborer | Ohio |
| 43 | Roger J. Baker | 20 | Son | — | Ohio |
| 44 | Kenneth C. Baker | 18 | Son | — | Ohio |
| 45 | Margaret V. Baker | 17 | Daughter | — | Ohio |
| 46 | Harold W. Baker | 11 | Son | — | Ohio |
| 47 | Marcella J. Baker | 6 | Daughter | — | Ohio |
| 48 | Clifford L. Ireland | 36 | Head | Chassis Rebuilder | Ohio |
| 49 | Bertha M. Ireland | 36 | Wife | — | Ohio |
| 50 | Edwin L. Ireland | 15 | Son | — | Ohio |
| 51 | William L. Ireland | 12 | Son | — | Ohio |
| 52 | Marvin L. Ireland | 7 | Son | — | Ohio |
| 53 | William D. Haddix | 57 | Head | Farmer | Ohio |
| 54 | Delta P. Haddix | 50 | Wife | — | Ohio |
| 55 | Edward L. Haddix | 26 | Son | Post Cutter | Ohio |
| 56 | Paul Richard Haddix | 20 | Son | Farm Laborer | Ohio |
| 57 | Irvin E. Haddix | 15 | Son | — | Ohio |
| 58 | Russel Graves | 40 | Head | Farmer | Ohio |
| 59 | Lulu M. D. Graves | 53 | Wife | — | Ohio |
| 60 | Arthur D. Sullivan | 59 | Head | Farmer | Missouri |
| 61 | Catherine Owens | 44 | Housekeeper | Housekeeping | Ohio |
| 62 | Mabel A. Hill | 22 | Daughter | St. Keeper Chicken | Ohio |
| 63 | James R. Yohard | 53 | Head | Farmer | Iowa |
| 64 | Dortha D. Yohard | 41 | Wife | — | Nebraska |
| 65 | Laverne J. Yohard | 19 | Son | New Worker | South Dakota |
| 66 | Robert J. Yohard | 16 | Son | New Worker | Ohio |
| 67 | James R. Yohard | 9 | Son | — | Ohio |
| 68 | Mary Ann Yohard | 6 | Daughter | — | Ohio |
| 69 | Richard D. Yohard | 3 | Son | — | Ohio |
| 70 | Bernice P. Hill | 45 | Head | Shipping Packer | Ohio |
| 71 | Mary E. Hill | 42 | Wife | — | Michigan |
| 72 | William R. Hill | 21 | Son | Sheet Metal Laborer | Ohio |
| 73 | Audrey E. Hill | 19 | Daughter | Measurer | Canada-English |
| 74 | Mary Ruth Hill | 17 | Daughter | — | Ohio |
| 75 | David P. Hill | 15 | Son | — | Ohio |
| 76 | Dorothy Jean Hill | 9 | Daughter | — | Ohio |
| 77 | Forrest F. Crabtree | 42 | Head | Sheet Metal Worker | Ohio |
| 78 | Thelma D. Crabtree | 38 | Wife | — | Kentucky |
| 79 | Marguerite R. Crabtree | 19 | Daughter | — | Ohio |
| 80 | Donald R. Crabtree | 14 | Son | — | Ohio |
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)