RB
Robert Barr — 1930 US Census Record
Model Tree available1930 United States Federal Census · Fayette, Pennsylvania
Our Model Tree links this Robert Barr across the 1920, 1930 and 1940 US Censuses in Fayette, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Robert — first a son (b.~1920), then head of a 8-person household.
Age 10
b. ~1920
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Fayette, Pennsylvania |
| Surname | Barr |
| Given Name | Robert R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | North Union Township |
| Est. Birth Year | ~1920 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Charles Barr | Head | — | 46 | ~1884 |
| William Barr | Son | — | 11 | ~1919 |
| Elizabeth Barr | Spouse | — | 45 | ~1885 |
| Robert Barr | Son | — | 10 | ~1920 |
| Gerald Barr | Son | — | 9 | ~1921 |
| Kenneth Barr | Son | — | 16 | ~1914 |
| Emma Barr | Daughter | — | 19 | ~1911 |
| Harry Barr | Son | — | 13 | ~1917 |
Census Appearances
1920
Fayette, Pennsylvania
Son, age
Fayette, Pennsylvania · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barr |
| Given Name | Robert Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Fayette, Pennsylvania
Son, age 10
Fayette, Pennsylvania · implied b. ~1920 — 8 household members
| Surname | Barr |
| Given Name | Robert R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| 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
Fayette-County, Pennsylvania
Son, age 20
Fayette-County, Pennsylvania · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baer |
| Given Name | Robert R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Georges Township |
| 1935 Residence (County) | Fayette |
| Occupation | New Worker |
| Class of Worker | GW |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 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 Robert Barr across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Barr (~0.92 confidence) and father Robert Barr (~0.92 confidence) and mother Elizabeth Baer (~0.92 confidence) and mother Elizabeth Barr (~0.92 confidence) and mother Pearl Barr (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Barr
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Robert Barr
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Baer
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Barr
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Pearl Barr
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Barr
Son · 1930 · age 10 · b. ~1920 · Pennsylvania
★ You are viewing this record
Sibling
Harry Barr
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Barr
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Barr
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Barr
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Barr
Sibling · 1930 · age 19
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 — Fayette, Pennsylvania
Open full size
1930 US Federal Census — Fayette, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2040:0782)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nancy Mona | 48 | Wife | — | Italy |
| 2 | Josephine Valore | 16 | Step-daughter | — | Pennsylvania |
| 3 | Frank Levato | 40 | Boarder | Shot Firer | Italy |
| 4 | Mike Salzona | 37 | Boarder | Miner | Italy |
| 5 | John M O'Hara | 48 | Head | Watchman | Pennsylvania |
| 6 | Charlotte O'Hara | 30 | Wife | — | Pennsylvania |
| 7 | Anna R O'Hara | 13 | Daughter | — | Virginia |
| 8 | John M O'Hara | 12 | Son | — | Pennsylvania |
| 9 | Mary J O'Hara | 10 | Daughter | — | Pennsylvania |
| 10 | Charlotte O'Hara | 8 | Daughter | — | Pennsylvania |
| 11 | Ellen E O'Hara | 7 | Daughter | — | Pennsylvania |
| 12 | Joseph Myalova | 58 | Head | Watchman | Poland |
| 13 | Mary Myalova | 48 | Wife | — | Czechoslovakia |
| 14 | Anna Myalova | 19 | Daughter | — | Pennsylvania |
| 15 | Joseph Myalova | 17 | Son | — | Pennsylvania |
| 16 | Andy Myalova | 13 | Son | — | Pennsylvania |
| 17 | Frank J Harris | 50 | Head | Laborer | Virginia |
| 18 | Amelia J Harris | 45 | Wife | — | Maryland |
| 19 | Stewart S Carter | 55 | Head | Laborer | Virginia |
| 20 | Margaret Carter | 60 | Wife | — | Virginia |
| 21 | William Benford | 13 | Nephew | — | Pennsylvania |
| 22 | John R Hopwood | 28 | Head | Truck Driver | Pennsylvania |
| 23 | Ida P Hopwood | 29 | Wife | — | Pennsylvania |
| 24 | Harold J Hopwood | 7 | Son | — | Pennsylvania |
| 25 | Holbert G Hopwood | 5 | Son | — | Pennsylvania |
| 26 | Retha J Hopwood | 4 | Daughter | — | Pennsylvania |
| 27 | Martin Yurjindlak | 48 | Head | Miner | Czechoslovakia |
| 28 | Mary Yurjindlak | 41 | Wife | — | Czechoslovakia |
| 29 | Martin Yurjindlak | 22 | Son | Miner | Czechoslovakia |
| 30 | Mary Yurjindlak | 18 | Daughter | — | Pennsylvania |
| 31 | Andy Yurjindlak | 12 | Son | — | Pennsylvania |
| 32 | Gisela Yurjindlak | 9 | Daughter | — | Pennsylvania |
| 33 | Mildred Yurjindlak | 6 | Daughter | — | Pennsylvania |
| 34 | Fredrick Yurjindlak | 4 | Son | — | Pennsylvania |
| 35 | John Yurjindlak | 2 | Son | — | Pennsylvania |
| 36 | Steve Rotalin | 55 | Head | Miner | Czechoslovakia |
| 37 | Elizabeth Rotalin | 47 | Wife | — | Czechoslovakia |
| 38 | John Rotalin | 24 | Son | Miner | Czechoslovakia |
| 39 | Andy Rotalin | 17 | Son | Laborer | Pennsylvania |
| 40 | Mary Rotalin | 13 | Daughter | — | Pennsylvania |
| 41 | Frances Rotalin | 11 | Daughter | — | Pennsylvania |
| 42 | Margaret Rotalin | 4 | Daughter | — | Pennsylvania |
| 43 | Charles R Barr | 46 | Head | Laborer | Pennsylvania |
| 44 | Elizabeth C Barr | 45 | Wife | — | Pennsylvania |
| 45 | Emma M Barr | 19 | Daughter | — | Pennsylvania |
| 46 | Kenneth Barr | 16 | Son | — | Pennsylvania |
| 47 | Harry F Barr | 13 | Son | — | Pennsylvania |
| 48 | William J Barr | 11 | Son | — | Pennsylvania |
| 49 | Robert R Barr THIS PERSON | 10 | Son | — | Pennsylvania |
| 50 | Gerald C Barr | 9 | Son | — | Pennsylvania |
Pedigree Summary
Robert + 5 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)