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John Summers — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Summers across the 1930 and 1940 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.
Age 3
b. ~1927
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Summers |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburg City |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helen Summers | Daughter | — | 10 | ~1920 |
| Clara Summers | Daughter | — | 13 | ~1917 |
| Alice Summers | Daughter | — | 6 | ~1924 |
| James Summers | Head | — | 36 | ~1894 |
| John Summers | Son | — | 3 | ~1927 |
| James Summers | Son | — | 16 | ~1914 |
| Patrick Summers | Son | — | 14 | ~1916 |
| Nellie Summers | Spouse | — | 36 | ~1894 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 3
Allegheny, Pennsylvania · implied b. ~1927 — 8 household members
| Surname | Summers |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 13
Allegheny-County, Pennsylvania · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sommers |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Industry | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| 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 John Summers across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Summers
Son · 1930 · age 3 · b. ~1927 · Pennsylvania
★ You are viewing this record
Sibling
James Summers
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Summers
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Summers
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Summers
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Summers
Sibling · 1930 · age 14
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:fifteenthcensus00reel1970:0694)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Alex Levovitz | 53 | Head | Laborer | Russia |
| 52 | Julia Levovitz | 48 | Wife | — | Russia |
| 53 | Alex Levovitz | 23 | Son | Laborer | Russia |
| 54 | Helen Levovitz | 17 | Daughter | Seamstress | Pennsylvania |
| 55 | Peter Levovitz | 14 | Son | — | Pennsylvania |
| 56 | Mary Levovitz | 12 | Daughter | — | Pennsylvania |
| 57 | Ramie Levovitz | 11 | Daughter | — | Pennsylvania |
| 58 | James Summers | 36 | Head | Laborer | Pennsylvania |
| 59 | Nellie Summers | 36 | Wife | — | Pennsylvania |
| 60 | James Summers | 16 | Son | — | Pennsylvania |
| 61 | Patrick Summers | 14 | Son | — | Pennsylvania |
| 62 | Clara Summers | 13 | Daughter | — | Pennsylvania |
| 63 | Helen Summers | 10 | Daughter | — | Pennsylvania |
| 64 | Alice Summers | 6 | Daughter | — | Pennsylvania |
| 65 | John Summers THIS PERSON | 3 | Son | — | Pennsylvania |
| 66 | Bridget Murray | 76 | Head | — | Ireland |
| 67 | Martin Murray | 23 | Son | Odd Jobs | Pennsylvania |
| 68 | John Murray | 21 | Son | Laborer | Pennsylvania |
| 69 | Bridget Murray | 38 | Daughter | Servant | Pennsylvania |
| 70 | Mary A. Murray | 25 | Daughter | — | Pennsylvania |
| 71 | William Landen | 48 | Head | Laborer | Pennsylvania |
| 72 | Mary Landen | 35 | Wife | — | Scotland |
| 73 | William Patton | 28 | Son | Laborer | Pennsylvania |
| 74 | John Patton | 22 | Son | Carpenter | Pennsylvania |
| 75 | Stanley Harinack | 38 | Head | Laborer | Poland |
| 76 | Mary Harinack | 34 | Wife | — | Poland |
| 77 | Andrew Harinack | 11 | Son | — | Pennsylvania |
| 78 | Alexandria Harinack | 10 | Daughter | — | Pennsylvania |
| 79 | George Taylor | 49 | Roomer | Laborer | Poland |
| 80 | Jack Lereahack | 34 | Roomer | Laborer | Russia |
| 81 | Francis Torres | 37 | Head | Barber | Cuba |
| 82 | America Torres | 24 | Wife | — | Cuba |
| 83 | Annita Torres | 6 | Daughter | — | Pennsylvania |
| 84 | Christina Torres | 4 | Daughter | — | Pennsylvania |
| 85 | Julius Torres | 2 | Son | — | Pennsylvania |
| 86 | Bertina Katella | 45 | Head | — | Lithuania |
| 87 | Mildred Katella | 20 | Daughter | Librarian | Pennsylvania |
| 88 | John Katella | 18 | Son | — | Pennsylvania |
| 89 | Alfonse Katella | 14 | Son | — | Pennsylvania |
| 90 | Manen Maltin | 23 | Head | Furnace Man | Georgia |
| 91 | Lucille Maltin | 20 | Wife | — | West Virginia |
| 92 | Mollie Singer | 65 | Wife | — | Russia |
| 93 | Abraham Singer | 65 | Head | Retired | Russia |
| 94 | Peter Johnketry | 38 | Head | Laborer | Lithuania |
| 95 | Mary Johnketry | 35 | Wife | — | Lithuania |
| 96 | Charles Johnketry | 12 | Son | — | Pennsylvania |
| 97 | Frank Grandi | 52 | Head | Merchant | Italy |
| 98 | Natalina Grandi | 44 | Wife | — | Italy |
| 99 | Virginia Simoni | 16 | Maid | Yes | Italy |
| 100 | John Komisur | 10 | 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)