IT
Ida Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Miami-County, Ohio
Our Model Tree links this Ida Thompson across the 1920, 1930 and 1940 US Censuses in Miami-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 3-person household.
Age 49
b. ~1891
Female
Spouse
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Miami-County, Ohio |
| Surname | Thompson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Newberry T |
| 1935 Residence (County) | Miami |
| Additional Details | |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Newberry T |
| Est. Birth Year | ~1891 |
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 Ida | Age | Birth yr |
|---|---|---|---|---|
| Lorna Thompson | Daughter | — | 14 | ~1926 |
| James Thompson | Head | — | 51 | ~1889 |
| Ida Thompson | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Miami, Ohio
Spouse, age 29
Miami, Ohio · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| 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
Miami, Ohio
Spouse, age 39
Miami, Ohio · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Ida M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 18 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Miami-County, Ohio
Spouse, age 49
Miami-County, Ohio · implied b. ~1891 — 3 household members
| Surname | Thompson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Newberry T |
| 1935 Residence (County) | Miami |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 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 Ida Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ida Thompson
Spouse · 1940 · age 49 · b. ~1891 · Ohio
★ 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 — Miami-County, Ohio
Open full size
1940 US Federal Census — Miami-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03115-00675)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mrs. Martin Hofflinger | 77 | Head | — | Ohio |
| 2 | Chas Cingle | 40 | Head | Farmer | Indiana |
| 3 | Elsie Cingle | 39 | Wife | — | Ohio |
| 4 | Harold Cingle | 15 | Son | — | Ohio |
| 5 | John Schram | 66 | Head | Farmer | Ohio |
| 6 | Emma Schram | 64 | Wife | — | Ohio |
| 7 | Sam Rapp | 62 | Head | Mechanic | Ohio |
| 8 | Dora Rapp | 59 | Wife | — | Ohio |
| 9 | Marie Rapp | 40 | Daughter | — | Ohio |
| 10 | Gunn Mowery | 40 | Head | Farmer | Ohio |
| 11 | Edith Mowery | 39 | Wife | — | Ohio |
| 12 | Robert Warner | 38 | Head | Farmer | Ohio |
| 13 | Ferrel Warner | 36 | Wife | — | Ohio |
| 14 | Max Warner | 10 | Son | — | Ohio |
| 15 | Mardy Warner | 4 | Son | — | Ohio |
| 16 | Viola Johnson | 63 | Mother-in-law | — | Ohio |
| 17 | John M. Ginst | 48 | Head | Farmer | Virginia |
| 18 | Effie Ginst | 45 | Wife | — | Oklahoma |
| 19 | Mable Ginst | 20 | Daughter | — | Ohio |
| 20 | Raymond Ginst | 18 | Son | Laborer | Ohio |
| 21 | Raymond Brinkman | 24 | Head | Laborer | Ohio |
| 22 | Lydia Brinkman | 25 | Wife | — | Ohio |
| 23 | Anthony Brinkman | 4 | Son | — | Ohio |
| 24 | William Murray | 24 | Head | Laborer | Ohio |
| 25 | Rachel Murray | 23 | Wife | — | Ohio |
| 26 | Judith Murray | 2 | Daughter | — | Ohio |
| 27 | Clyde Mcvety | 55 | Head | Farmer | Ohio |
| 28 | Lula Mcvety | 53 | Wife | — | Ohio |
| 29 | Mary A. Thompson | 71 | Mother-in-law | — | Ohio |
| 30 | James Thompson | 51 | Head | Repairman | Ohio |
| 31 | Ida Thompson THIS PERSON | 49 | Wife | — | Ohio |
| 32 | Lorna Thompson | 14 | Daughter | — | Ohio |
| 33 | Jos Thompson | 42 | Head | Repairman | Ohio |
| 34 | Helen Thompson | 34 | Wife | — | Ohio |
| 35 | William Thompson | 45 | Head | Repairman | Ohio |
| 36 | Daisy Thompson | 45 | Wife | — | Ohio |
| 37 | Geo. W. Thompson | 71 | Head | Farmer | Ohio |
| 38 | Gertrude Thompson | 65 | Wife | — | Ohio |
| 39 | Clarence Cause | 58 | Boarder | Farm Laborer | Ohio |
| 40 | Jacob Johnson | 85 | Head | — | 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)