IR
Ida Roberts — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Ohio
Our Model Tree links this Ida Roberts across the 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 4-person household.
Age 55
b. ~1885
Female
Spouse
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Ohio |
| Surname | Roberts |
| Given Name | Ida E |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Dayton City |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | H |
| Industry | Housewife |
| Highest Grade | S 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | H |
| Township / Ward | Dayton City |
| Est. Birth Year | ~1885 |
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 Ida | Age | Birth yr |
|---|---|---|---|---|
| Henry Roberts | Head | — | 63 | ~1877 |
| Ida Roberts | Spouse | — | 55 | ~1885 |
| Louise Roberts | Daughter | — | 26 | ~1914 |
| Lawrence Roberts | Son | — | 15 | ~1925 |
Census Appearances
1930
Montgomery, Ohio
Spouse, age 46
Montgomery, Ohio · implied b. ~1884 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Ida E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| 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
Montgomery-County, Ohio
Spouse, age 55
Montgomery-County, Ohio · implied b. ~1885 — 4 household members
| Surname | Roberts |
| Given Name | Ida E |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Dayton City |
| 1935 Residence (County) | Montgomery |
| Occupation | H |
| Industry | Housewife |
| Highest Grade | S 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 Roberts across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ida Roberts
Spouse · 1940 · age 55 · b. ~1885 · 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 — Montgomery-County, Ohio
Open full size
1940 US Federal Census — Montgomery-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03252-00175)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Irma B Bodiker | 45 | wife | H | Ohio |
| 2 | Richard Bodiker | 20 | Son | Apprentice Tool | Ohio |
| 3 | Daniel Bodiker | 14 | Son | S | Ohio |
| 4 | George Lebert | 39 | Head | Publishing Agt | Ohio |
| 5 | Valie Lebert | 39 | wife | H | Ohio |
| 6 | Diane Lebert | 12 | daughter | S | Ohio |
| 7 | William Flayler | 60 | Head | Guard | Ohio |
| 8 | Lillian Flayler | 53 | wife | H | Ohio |
| 9 | Ruth Flayler | 19 | daughter | Office | Ohio |
| 10 | Minnie Parker | 49 | Head | Saleswoman | Ohio |
| 11 | Emma Parker | 48 | wife | H | Ohio |
| 12 | Adolphus Williams | 68 | Head | U | Ohio |
| 13 | Alda B Williams | 67 | wife | H | Ohio |
| 14 | George Huber | 45 | Head | Drilling Co | Ohio |
| 15 | Clara Huber | 45 | wife | H | Ohio |
| 16 | Fredrick Gray | 30 | Head | Foreman | Ohio |
| 17 | Mary Gray | 28 | wife | Bookkeeper | Ohio |
| 18 | David Flory | 45 | Head | Bldg Cont. | Ohio |
| 19 | Della Flory | 43 | wife | H | Ohio |
| 20 | David Jr Flory | 20 | son | S | Ohio |
| 21 | Roger Flory | 15 | son | S | Ohio |
| 22 | Lewis Kohlman | 66 | Head | Cook | Ohio |
| 23 | Daisy Kohlman | 62 | wife | H | Ohio |
| 24 | May Collins | 70 | Sister in law | U | Ohio |
| 25 | Charles Haacke | 23 | Guest | Stenographer | Ohio |
| 26 | Carl Hack | 42 | Head | Tool Design | Ohio |
| 27 | Edith Hack | 37 | wife | Stenographer | Ohio |
| 28 | Jerome E Gusin | 39 | Head | Salesman | New York |
| 29 | Lula E Gusin | 39 | wife | H | Ohio |
| 30 | Henry W Roberts | 63 | Head | Laborer | Ohio |
| 31 | Ida E Roberts THIS PERSON | 55 | wife | H | Ohio |
| 32 | Louise Roberts | 26 | daughter | Clerk | Ohio |
| 33 | Lawrence Roberts | 15 | son | Clerk | Ohio |
| 34 | William Franks | 55 | Head | Matcher | Ohio |
| 35 | Freda Franks | 50 | wife | H | Ohio |
| 36 | Roberta Jacobs | 28 | daughter | Beauty Shop | Ohio |
| 37 | David Lee Jacobs | 3 | grandson | — | Ohio |
| 38 | Jerry Bill Jacobs | 3 | grandson | — | Ohio |
| 39 | George L Stroud | 58 | Head | Laborer | Ohio |
| 40 | Daisy M Stroud | 52 | wife | Saleslady | 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)