RR
Robert Ramsey — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Robert Ramsey across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Margaret — first a son (b.~1912), then head of a 11-person household.
Age 28
b. ~1912
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Ramsey |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Munhall |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Puncher |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Puncher |
| Township / Ward | Munhall |
| Est. Birth Year | ~1912 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Jean Ramsey | Daughter | — | 13 | ~1927 |
| Mary Ramsey | Other | — | 10 | ~1930 |
| Patrick Ramsey | Other | — | 2 | ~1938 |
| Donald Ramsey | Son | — | 16 | ~1924 |
| Theda Ramsey | Other | — | 16 | ~1924 |
| Cecelia Ramsey | Other | — | 28 | ~1912 |
| Robert Ramsey | Son | — | 28 | ~1912 |
| Elizabeth Ramsey | Daughter | — | 35 | ~1905 |
| Margaret Ramsey | Head | — | 55 | ~1885 |
| Charles Ramsey | Son | — | 33 | ~1907 |
| Merle Ramsey | Son | — | 38 | ~1902 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 8
Allegheny, Pennsylvania · implied b. ~1912 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ramsey |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 18
Allegheny, Pennsylvania · implied b. ~1912 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ramsay |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Helper |
| Industry | McClintic |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 28
Allegheny-County, Pennsylvania · implied b. ~1912 — 11 household members
| Surname | Ramsey |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Munhall |
| 1935 Residence (County) | Allegheny |
| Occupation | Puncher |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 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 Ramsey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Ramsey (~0.92 confidence) and mother Margaret Ramsey (~0.92 confidence) and mother Margaret Ramsey (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Ramsey
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Margaret Ramsey
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Margaret Ramsey
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Ramsey
Son · 1940 · age 28 · b. ~1912 · Pennsylvania
★ You are viewing this record
Sibling
Charles Ramsey
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Ramsey
Sibling · 1940 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Merle Ramsey
Sibling · 1940 · age 38
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Ramsey
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Ramsey
Sibling · 1940 · age 13
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-t0627-03410-00474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Lepolt | 35 | Wife | — | Austria |
| 42 | Betty Lepolt | 12 | daughter | — | Pennsylvania |
| 43 | Catherine Lepolt | 10 | daughter | — | Pennsylvania |
| 44 | Mary Lepolt | 8 | daughter | — | Pennsylvania |
| 45 | Josephine Lepolt | 3 | daughter | — | Pennsylvania |
| 46 | George Lepolt | 1 | son | — | Pennsylvania |
| 47 | Stanley Stefanie | 62 | Head | Pension | Poland |
| 48 | Katherine Stefanie | 56 | Wife | — | Poland |
| 49 | John Stefanie | 32 | son | Craneman | Pennsylvania |
| 50 | Anna Stefanie | 27 | daughter | Wrapper | Pennsylvania |
| 51 | Joseph Stefanie | 25 | son | Craneman | Pennsylvania |
| 52 | Stella Stefanie | 23 | daughter | — | Pennsylvania |
| 53 | Frances Stefanie | 21 | daughter | Maid | Pennsylvania |
| 54 | Frank Stefanie | 18 | son | — | Pennsylvania |
| 55 | Dorothy Stefanie | 16 | daughter | — | Pennsylvania |
| 56 | Dolores Stefanie | 14 | daughter | — | Pennsylvania |
| 57 | Donna Stefanie | 2 | daughter | — | Pennsylvania |
| 58 | Margaret Ramsey | 55 | Head | — | Pennsylvania |
| 59 | Robert Ramsey THIS PERSON | 28 | son | Puncher | Pennsylvania |
| 60 | Merle Ramsey | 38 | son | — | Pennsylvania |
| 61 | Elizabeth Ramsey | 35 | daughter | Floorlady | Pennsylvania |
| 62 | Donald Ramsey | 16 | son | — | Pennsylvania |
| 63 | Jean Ramsey | 13 | daughter | — | Pennsylvania |
| 64 | Charles Ramsey | 33 | son | Trucker | Pennsylvania |
| 65 | Cecelia Ramsey | 28 | daughter-in-law | — | Pennsylvania |
| 66 | Mary Ramsey | 10 | granddaughter | — | Pennsylvania |
| 67 | Theda Ramsey | 16 | daughter-in-law | — | Pennsylvania |
| 68 | Patrick Ramsey | 2 | grandson | — | Pennsylvania |
| 69 | Andrew Jugan | 33 | Head | Hook-On | Pennsylvania |
| 70 | Mary Jugan | 33 | Wife | — | Pennsylvania |
| 71 | Eugene Jugan | 11 | son | — | Pennsylvania |
| 72 | Dorothy Jugan | 5 | daughter | — | Pennsylvania |
| 73 | Joseph Kostelnik | 25 | Head | Laborer | Pennsylvania |
| 74 | Bertha Kostelnik | 20 | Wife | — | Pennsylvania |
| 75 | Ronald Kostelnik | 1 | son | — | Pennsylvania |
| 76 | Theresa Ligeti | 32 | Head | Wrapper | Pennsylvania |
| 77 | Emma Ligeti | 30 | sister | — | Pennsylvania |
| 78 | William Ligeti | 25 | Brother | Laborer | Pennsylvania |
| 79 | John Balog | 32 | Head | Assistant Manager | Pennsylvania |
| 80 | Elizabeth Balog | 28 | Wife | — | Pennsylvania |
Pedigree Summary
Robert + 5 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)