MH
Marie Harris — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Marie Harris across the 1930 and 1940 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 14-person household.
Age 1
b. ~1929
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Harris |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | North Carolina |
| Additional Details | |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | City Of Clairton |
| Est. Birth Year | ~1929 |
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.
14 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Marie | Age | Birth yr |
|---|---|---|---|---|
| James Harris | Son | — | 1 | ~1929 |
| Julia Harris | Spouse | — | 56 | ~1874 |
| Thomas Harris | Head | — | 56 | ~1874 |
| James Harris | Son | — | 23 | ~1907 |
| George Harris | Son | — | 25 | ~1905 |
| Willie Harris | Daughter | — | 20 | ~1910 |
| Marie Harris | Daughter | — | 1 | ~1929 |
| Julia Harris | Daughter | — | 3 | ~1927 |
| James Harris | Son | — | 14 | ~1916 |
| Margaret Harris | Daughter | — | 16 | ~1914 |
| Thomas Harris | Son | — | 17 | ~1913 |
| Cathy Harris | Other | — | 80 | ~1850 |
| Ruth Harris | Daughter | — | 1 | ~1929 |
| Thelma Harris | Daughter | — | 23 | ~1907 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 1
Allegheny, Pennsylvania · implied b. ~1929 — 14 household members
| Surname | Harris |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | North Carolina |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 11
Allegheny-County, Pennsylvania · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Homestead |
| 1935 Residence (County) | Allegheny |
| Highest Grade | Yes 4 |
| 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 Marie Harris across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marie Harris
Daughter · 1930 · age 1 · b. ~1929 · Pennsylvania
★ You are viewing this record
Sibling
James Harris
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Harris
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Harris
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Harris
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Harris
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Harris
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Harris
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Harris
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Harris
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Harris
Sibling · 1930 · 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
1930 US Federal Census — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1961rs:0735)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Warren | 29 | Head | — | Mississippi |
| 2 | Willie Warren | 30 | Son | Laborer | Mississippi |
| 3 | James Dey | 41 | Lodger | Steam Pier | South Carolina |
| 4 | James Bradley | 33 | Lodger | Laborer | South Carolina |
| 5 | Benny Busie | 30 | Head | Laborer | North Carolina |
| 6 | Cora Busie | 22 | Wife | — | North Carolina |
| 7 | Fred Toper | 48 | Head | Scrap Yard | Mississippi |
| 8 | Stanley Stanovich | 39 | Head | Salesman | Jugo Slavia |
| 9 | Catherine Stanovich | 35 | Wife | — | Jugo Slavia |
| 10 | Mary Stanovich | 8 | Daughter | — | Pennsylvania |
| 11 | Angeline Stanovich | 5 | Daughter | — | Pennsylvania |
| 12 | Mildred Stanovich | 3 | Daughter | — | Pennsylvania |
| 13 | Mike Stanovich | 1 | Son | — | Pennsylvania |
| 14 | Demetrius Yozrich | 40 | Lodger | Laborer | Jugo Slavia |
| 15 | George Poprad | 37 | Head | Mill Worker | Jugo Slavia |
| 16 | Mary Poprad | 37 | Wife | — | Jugo Slavia |
| 17 | Andrew Poprad | 11 | Son | — | Pennsylvania |
| 18 | George Poprad | 9 | Son | — | Pennsylvania |
| 19 | Albert Poprad | 7 | Son | — | Pennsylvania |
| 20 | Mike Finisic | 35 | Head | Brakeman | Slovakia |
| 21 | Mary Finisic | 24 | Wife | — | Pennsylvania |
| 22 | John Finisic | 6 | Son | — | Pennsylvania |
| 23 | Mike Finisic | 5 | Son | — | Pennsylvania |
| 24 | Eddie Finisic | 2 | Son | — | Pennsylvania |
| 25 | Thomas Harris | 56 | Head | Proprietor | Virginia |
| 26 | Julia Harris | 56 | Wife | — | Virginia |
| 27 | George Harris | 25 | Son | Laborer | Virginia |
| 28 | James Harris | 23 | Son | Gen Labor | Virginia |
| 29 | Thomas Jr. Harris | 17 | Son | — | Virginia |
| 30 | James Harris | 14 | Son | — | Virginia |
| 31 | Margaret Harris | 16 | Daughter | — | Virginia |
| 32 | Willie Harris | 20 | Daughter | — | Alabama |
| 33 | Thelma Harris | 23 | Daughter | — | North Carolina |
| 34 | James Harris | 1 | Son | — | Illinois |
| 35 | Ruth Harris | 1 | Daughter | — | Pennsylvania |
| 36 | Julia Harris | 3 | Daughter | — | Pennsylvania |
| 37 | Marie Harris THIS PERSON | 1 | Daughter | — | Pennsylvania |
| 38 | Cathy Harris | 80 | Mother | — | Virginia |
| 39 | John Valo | 64 | Head | Cleanup Labor | Slovakia |
| 40 | Julia Valo | 62 | Wife | — | Slovakia |
| 41 | Andy Ivan | 34 | Son in law | Boiler Maker | Slovakia |
| 42 | Anna Ivan | 27 | Daughter | — | Pennsylvania |
| 43 | John Gozda | 12 | Grandson | — | Pennsylvania |
| 44 | Joe Gozda | 7 | Grandson | — | Pennsylvania |
| 45 | Albert Gozda | 5 | Grandson | — | Pennsylvania |
| 46 | Joe Todulla | 39 | Head | Brakeman | Slovakia |
| 47 | Susie Todulla | 38 | Wife | — | Slovakia |
| 48 | Mike Todulla | 10 | Son | Pusher | Pennsylvania |
| 49 | Joe Todulla | 8 | Son | Brick Labor | Pennsylvania |
| 50 | John Todulla | 5 | Son | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)