LM
Leonard Miller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Leonard Miller across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 9-person household.
Age 22
b. ~1918
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Miller |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Perrysville |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Laborer |
| Industry | Mattress Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | H 3 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Ross Township |
| Est. Birth Year | ~1918 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Genevieve Miller | Daughter | — | 17 | ~1923 |
| Loretta Miller | Daughter | — | 7 | ~1933 |
| Alice Miller | Daughter | — | 15 | ~1925 |
| Mary Miller | Head | — | 44 | ~1896 |
| Howard Miller | Son | — | 19 | ~1921 |
| Michael Miller | Son | — | 4 | ~1936 |
| Bernard Miller | Son | — | 21 | ~1919 |
| Leonard Miller | Son | — | 22 | ~1918 |
| Ruth Miller | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 12
Allegheny, Pennsylvania · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 22
Allegheny-County, Pennsylvania · implied b. ~1918 — 9 household members
| Surname | Miller |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Perrysville |
| 1935 Residence (County) | Allegheny |
| Occupation | Laborer |
| Industry | Mattress Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | H 3 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Leonard Miller across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leonard Miller
Son · 1940 · age 22 · b. ~1918 · Pennsylvania
★ You are viewing this record
Sibling
Alice Miller
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Miller
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Miller
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loretta Miller
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Miller
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Miller
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Genevieve Miller
Sibling · 1940 · age 17
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03416-00183)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald Gailey | 39 | Head | Electrician | Pennsylvania |
| 2 | Elizabeth Gailey | 34 | Wife | — | Pennsylvania |
| 3 | Dolores Gailey | 11 | Daughter | — | Pennsylvania |
| 4 | John Gailey | 10 | Son | — | Pennsylvania |
| 5 | Elizabeth Gailey | 4 | Daughter | — | Pennsylvania |
| 6 | Richard Gailey | 0 | Son | — | Pennsylvania |
| 7 | Ellwood Kappers | 41 | Head | Salesman | Pennsylvania |
| 8 | Thelma Kappers | 38 | Wife | — | Ohio |
| 9 | Mary Miller | 44 | Head | — | Pennsylvania |
| 10 | Leonard Miller THIS PERSON | 22 | Son | Laborer | Pennsylvania |
| 11 | Bernard Miller | 21 | Son | Laborer | Pennsylvania |
| 12 | Howard Miller | 19 | Son | Laborer | Pennsylvania |
| 13 | Genevieve Miller | 17 | Daughter | New Worker | Pennsylvania |
| 14 | Alice Miller | 15 | Daughter | — | Pennsylvania |
| 15 | Ruth Miller | 10 | Daughter | — | Pennsylvania |
| 16 | Loretta May Miller | 7 | Daughter | — | Pennsylvania |
| 17 | Michael Miller | 4 | Son | — | Pennsylvania |
| 18 | John Esterer | 61 | Head | Salesman | Pennsylvania |
| 19 | Mary Esterer | 56 | Wife | — | Pennsylvania |
| 20 | Arthur Esterer | 33 | Son | Painter | Pennsylvania |
| 21 | Rosemary Esterer | 30 | Daughter | Housekeeper | Pennsylvania |
| 22 | Marcella Esterer | 26 | Daughter | Servant | Pennsylvania |
| 23 | John Francis Esterer | 20 | Son | Laborer | Pennsylvania |
| 24 | Edwin Van Etten | 55 | Head | Clergyman | New York |
| 25 | Frank Smith | 66 | Head | Butler | Maryland |
| 26 | Marion Smith | 51 | Wife | Housekeeper | Pennsylvania |
| 27 | Selma Kapelson | 61 | Head | Housekeeper | Sweden |
| 28 | Frank Heidler | 28 | Head | Laborer | Pennsylvania |
| 29 | Dorothy Heidler | 26 | Wife | — | Pennsylvania |
| 30 | Frank Heidler | 1 | Son | — | Pennsylvania |
| 31 | Maria Taylor | 53 | Head | — | England |
| 32 | John Taylor | 22 | Son | Laborer | Pennsylvania |
| 33 | James Taylor | 20 | Son | Garage Helper | Pennsylvania |
| 34 | Joseph Simedell | 55 | Head | Tailoring | Czechoslovakia |
| 35 | John Simedell | 23 | Son | Stock Boy | Pennsylvania |
| 36 | Earl Perry | 46 | Head | Truck Driver | Pennsylvania |
| 37 | Sarah Perry | 44 | Wife | — | Pennsylvania |
| 38 | Thomas Perry | 24 | Son | — | Pennsylvania |
| 39 | Warren Perry | 17 | Son | New Worker | Ohio |
| 40 | Calvin Perry | 15 | Son | — | Ohio |
Related Census Records
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)