RF
Robert Ferguson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Robert Ferguson across the 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 14-person household.
Age 15
b. ~1925
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Ferguson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Upland |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Industry | No |
| Highest Grade | G-7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Upland |
| Est. Birth Year | ~1925 |
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 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Betty Ferguson | Daughter | — | 7 | ~1933 |
| Marian Ferguson | Daughter | — | 9 | ~1931 |
| Helen Ferguson | Daughter | — | 18 | ~1922 |
| Joan Ferguson | Daughter | — | 8 | ~1932 |
| James Ferguson | Head | — | 37 | ~1903 |
| Wayne Ferguson | Son | — | ~1940 | |
| James Ferguson | Son | — | 13 | ~1927 |
| John Ferguson | Son | — | 16 | ~1924 |
| Edwin Ferguson | Son | — | 2 | ~1938 |
| George Ferguson | Son | — | 11 | ~1929 |
| Robert Ferguson | Son | — | 15 | ~1925 |
| William Ferguson | Son | — | 4 | ~1936 |
| Richard Ferguson | Son | — | 3 | ~1937 |
| Annie Ferguson | Spouse | — | 34 | ~1906 |
Census Appearances
1930
Delaware, Pennsylvania
Son, age 4
Delaware, Pennsylvania · implied b. ~1926 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fergusson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Delaware-County, Pennsylvania
Son, age 15
Delaware-County, Pennsylvania · implied b. ~1925 — 14 household members
| Surname | Ferguson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Upland |
| 1935 Residence (County) | Delaware |
| Industry | No |
| Highest Grade | G-7 |
| 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 Ferguson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Ferguson
Son · 1940 · age 15 · b. ~1925 · Pennsylvania
★ You are viewing this record
Sibling
Edwin Ferguson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Ferguson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Ferguson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Ferguson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Ferguson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Ferguson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Ferguson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Ferguson
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Ferguson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marian Ferguson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wayne Ferguson
Sibling · 1940 · age
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 — Delaware-County, Pennsylvania
Open full size
1940 US Federal Census — Delaware-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03496-00659)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry Murtagh | 30 | Head | Traffic Department | Pennsylvania |
| 2 | Charlotte Murtagh | 29 | Wife | — | Pennsylvania |
| 3 | Mary Murtagh | 7 | Daughter | — | Pennsylvania |
| 4 | George (X) Wilson | 75 | Head | — | Pennsylvania |
| 5 | Sarah J. Wilson | 74 | Wife | — | Pennsylvania |
| 6 | Edwin S. Bailey | 48 | Son-in-law | Shipping Clerk | Maryland |
| 7 | Etta Bailey | 44 | Daughter | Winder | Pennsylvania |
| 8 | William Bailey | 18 | Son | — | Pennsylvania |
| 9 | James Ferguson | 37 | Head | Inspector | Pennsylvania |
| 10 | Annie E. Ferguson | 34 | Wife | — | Pennsylvania |
| 11 | Helen Ferguson | 18 | Daughter | — | Pennsylvania |
| 12 | John Ferguson | 16 | Son | — | Pennsylvania |
| 13 | Robert Ferguson THIS PERSON | 15 | Son | — | Pennsylvania |
| 14 | James Ferguson | 13 | Son | — | Pennsylvania |
| 15 | George Ferguson | 11 | Son | — | Pennsylvania |
| 16 | Marian Ferguson | 9 | Daughter | — | Pennsylvania |
| 17 | Joan Ferguson | 8 | Daughter | — | Pennsylvania |
| 18 | Betty Ferguson | 7 | Daughter | — | Pennsylvania |
| 19 | William Ferguson | 4 | Son | — | Pennsylvania |
| 20 | Richard Ferguson | 3 | Son | — | Pennsylvania |
| 21 | Edwin Ferguson | 2 | Son | — | Pennsylvania |
| 22 | Wayne Ferguson | 0 | Son | — | Pennsylvania |
| 23 | Ellis Miles | 48 | Head | Machinist | Pennsylvania |
| 24 | Marian Miles | 40 | Wife | — | Pennsylvania |
| 25 | Ellis Miles | 23 | Son | Shipping Clerk | Pennsylvania |
| 26 | Freda Miles | 17 | Daughter | — | Pennsylvania |
| 27 | Harold Miles | 15 | Son | — | Pennsylvania |
| 28 | Frank Miles | 43 | Brother | Machinist | Pennsylvania |
| 29 | Charles Clampitt | 60 | Head | Laborer | Delaware |
| 30 | Minnie Clampitt | 53 | Wife | — | Maryland |
| 31 | Ethel Clampitt | 15 | Daughter | — | Pennsylvania |
| 32 | Ruth Clampitt | 10 | Daughter | — | Pennsylvania |
| 33 | John Schupp | 47 | Head | Assistant Engineer | Pennsylvania |
| 34 | Edna May Schupp | 46 | Wife | — | Pennsylvania |
| 35 | John Schupp | 14 | Son | — | Pennsylvania |
| 36 | Madeline Schupp | 10 | Daughter | — | Pennsylvania |
| 37 | Richard Schupp | 8 | Son | — | Pennsylvania |
| 38 | Walter Schupp | 2 | Son | — | Pennsylvania |
| 39 | Edwin Bailey | 22 | Head | Driver | Pennsylvania |
| 40 | Laura Bailey | 19 | Wife | Winder | Pennsylvania |
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)