LM
Lydia Miller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Darke-County, Ohio
Our Model Tree links this Lydia Miller across the 1910, 1920, 1930 and 1940 US Censuses in Darke-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1880), then head of a 3-person household.
Age 60
b. ~1880
Female
Spouse
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Darke-County, Ohio |
| Surname | Miller |
| Given Name | Lydia |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Wayne Twp |
| 1935 Residence (County) | Darke |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Wayne Twp |
| Est. Birth Year | ~1880 |
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 Lydia | Age | Birth yr |
|---|---|---|---|---|
| Ola Miller | Head | — | 62 | ~1878 |
| Robert Miller | Son | — | 22 | ~1918 |
| Lydia Miller | Spouse | — | 60 | ~1880 |
Census Appearances
1910
Darke, Ohio
Spouse, age 30
Darke, Ohio · implied b. ~1880 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Lydia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ohio |
| Years Married | 6 |
| Children Born | 3 |
| Children Living | 3 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Darke, Ohio
Spouse, age 39
Darke, Ohio · implied b. ~1881 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Lydia A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| 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
Darke, Ohio
Spouse, age 50
Darke, Ohio · implied b. ~1880 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Lydia A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 23 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Darke-County, Ohio
Spouse, age 60
Darke-County, Ohio · implied b. ~1880 — 3 household members
| Surname | Miller |
| Given Name | Lydia |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Wayne Twp |
| 1935 Residence (County) | Darke |
| Highest Grade | No 2 |
| 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 Lydia Miller across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lydia Miller
Spouse · 1940 · age 60 · b. ~1880 · 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 — Darke-County, Ohio
Open full size
1940 US Federal Census — Darke-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03060-01097)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lucille Marshal | 13 | daughter | — | Ohio |
| 2 | John Geller | 58 | Head | Labour | Ohio |
| 3 | Amanda Geller | 47 | wife | — | Ohio |
| 4 | Raymon Geller | 20 | son | Laborer | Ohio |
| 5 | Paul Geller | 17 | son | New Worker | Ohio |
| 6 | Leonard Miller | 33 | Head | Farmer | Ohio |
| 7 | Bertha Miller | 28 | wife | — | Ohio |
| 8 | Jane Miller | 6 | daughter | — | Ohio |
| 9 | Jean Miller | 1 | daughter | — | Ohio |
| 10 | Mary Miller | 0 | daughter | — | Ohio |
| 11 | Harvey Miller | 0 | son | — | Ohio |
| 12 | Harry Derr | 30 | Head | Butcher | Ohio |
| 13 | Kathryn Derr | 31 | wife | — | Ohio |
| 14 | Ruby Derr | 2 | daughter | — | Ohio |
| 15 | Shirley Derr | 1 | daughter | — | Ohio |
| 16 | Ola Miller | 62 | Head | Farmer | Ohio |
| 17 | Lydia Miller THIS PERSON | 60 | wife | — | Ohio |
| 18 | Robert Miller | 22 | son | Farmer | Ohio |
| 19 | Vernon Mcgriff | 53 | Head | Laborer | Ohio |
| 20 | Estella Mcgriff | 45 | wife | — | Ohio |
| 21 | Robert Mcgriff | 25 | son | Laborer | Ohio |
| 22 | Mary Mcgriff | 24 | daughter | — | Ohio |
| 23 | Walter Mcgriff | 18 | son | Laborer | Ohio |
| 24 | Addison Myers | 29 | Head | Laborer | Indiana |
| 25 | Dorothy Myers | 23 | wife | — | Ohio |
| 26 | Norma Jean Myers | 3 | daughter | — | Indiana |
| 27 | Richard Myers | 2 | son | — | Ohio |
| 28 | Addison Jr Myers | 0 | son | — | Ohio |
| 29 | Alonzo Rudolph | 63 | Head | Farmer | Ohio |
| 30 | Clara Rudolph | 56 | wife | — | Ohio |
| 31 | Earl Rudolph | 29 | son | Mechanic | Ohio |
| 32 | Leroy Rudolph | 25 | son | Assembly Man | Ohio |
| 33 | Pauline Rudolph | 13 | daughter | — | Ohio |
| 34 | Nicholas Marchal | 60 | Head | Farmer | Ohio |
| 35 | Tracy Marchal | 52 | wife | — | Ohio |
| 36 | Etil Marchal | 18 | son | — | Ohio |
| 37 | J. Oscar Horch | 59 | Head | Farmer | Ohio |
| 38 | Elizabeth Horch | 63 | wife | — | Ohio |
| 39 | Everett Wehneman | 39 | Head | Carpenter | Ohio |
| 40 | Esther Wehneman | 37 | daughter | Seamstress | 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)