TF
Thomas Ferguson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montgomery-County, Pennsylvania
Our Model Tree links this Thomas Ferguson across the 1910, 1920, 1930 and 1940 US Censuses in Montgomery-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a head (b.~1901), then head of a 7-person household.
Age 39
b. ~1901
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Pennsylvania |
| Surname | Ferguson |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Willow Grove |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | Salesman |
| Industry | Steel Radiators |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2400 |
| Highest Grade | H-4 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Salesman |
| Township / Ward | Cheltenham |
| Est. Birth Year | ~1901 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Ferguson | Head | — | 39 | ~1901 |
| Frances Ferguson | Spouse | — | 39 | ~1901 |
| Mary Ferguson | Daughter | — | 3 | ~1937 |
| Richard Ferguson | Son | — | 5 | ~1935 |
| Eugene Ferguson | Son | — | 7 | ~1933 |
| Kathleen Ferguson | Daughter | — | 6 | ~1934 |
| Thomas Ferguson | Son | — | 9 | ~1931 |
Census Appearances
1910
Philadelphia, Pennsylvania
Son, age 10
Philadelphia, Pennsylvania · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ferguson |
| Given Name | Thomas |
| 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 | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Son, age 19
Philadelphia, Pennsylvania · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ferguson |
| Given Name | Thomas L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Broker |
| Industry | Real Estate |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Head, age 30
Philadelphia, Pennsylvania · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ferguson |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 20 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Window Shades |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 5500 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Montgomery-County, Pennsylvania
Head, age 39
Montgomery-County, Pennsylvania · implied b. ~1901 — 7 household members
| Surname | Ferguson |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Willow Grove |
| 1935 Residence (County) | Montgomery |
| Occupation | Salesman |
| Industry | Steel Radiators |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2400 |
| Highest Grade | H-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 Thomas Ferguson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Ferguson (~0.92 confidence) and father Thomas Ferguson (~0.92 confidence) and mother Catherine Ferguson (~0.92 confidence) and mother Rebecca Ferguson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Ferguson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Thomas Ferguson
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Catherine Ferguson
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Rebecca Ferguson
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Ferguson
Head · 1940 · age 39 · b. ~1901 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Montgomery-County, Pennsylvania
Open full size
1940 US Federal Census — Montgomery-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03577-00361)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Naftzinger | 30 | Wife | — | Pennsylvania |
| 2 | Joseph Naftzinger | 15 | Son | — | Pennsylvania |
| 3 | John A. Mullican | 35 | Head | Lawyer | Pennsylvania |
| 4 | Eleanor Mullican | 36 | Wife | — | Pennsylvania |
| 5 | Anne Mullican | 4 | Daughter | — | Pennsylvania |
| 6 | David E. Berkowitz | 40 | Head | Salesman | Pennsylvania |
| 7 | Jeanette Berkowitz | 35 | Wife | — | Pennsylvania |
| 8 | Jean Berkowitz | 6 | Daughter | — | Pennsylvania |
| 9 | Ann Berkowitz | 4 | Daughter | — | Pennsylvania |
| 10 | Arthur Crosley Smith | 28 | Head | Chemical Engineer | New York |
| 11 | Virginia Smith | 28 | Wife | — | Pennsylvania |
| 12 | Arthur Crosley Jr. Smith | 0 | Son | — | Pennsylvania |
| 13 | Clarence Humphreys | 56 | Father-in-law | Jewelry Maker | Pennsylvania |
| 14 | Christina Humphreys | 56 | Mother-in-law | — | Pennsylvania |
| 15 | Buell G. Miller | 38 | Head | Treasurer | Pennsylvania |
| 16 | Selina Miller | 33 | Wife | — | West Virginia |
| 17 | Buell A. Miller | 6 | Son | — | Pennsylvania |
| 18 | Frank Bartl | 34 | Head | Meat Manager | Pennsylvania |
| 19 | Catherine Bartl | 25 | Wife | — | Pennsylvania |
| 20 | Francis J. Bartl | 0 | Son | — | Pennsylvania |
| 21 | Frank Henry | 51 | Head | Delinquent Collector | Pennsylvania |
| 22 | Dora Henry | 39 | Wife | — | California |
| 23 | Frank R. Henry | 7 | Son | — | Pennsylvania |
| 24 | Howard R. Henry | 6 | Son | — | Pennsylvania |
| 25 | Joseph Gartner | 48 | Head | Clerk | Austria |
| 26 | Catherine Gartner | 43 | Wife | — | Austria |
| 27 | Joseph Gartner | 23 | Son | Clerk | Pennsylvania |
| 28 | Henry Gartner | 19 | Son | Clerk | Pennsylvania |
| 29 | Frank Gartner | 11 | Son | — | Pennsylvania |
| 30 | Robert Gartner | 2 | Son | — | Pennsylvania |
| 31 | Thomas Ferguson THIS PERSON | 39 | Head | Salesman | Pennsylvania |
| 32 | Frances Ferguson | 39 | Wife | — | Pennsylvania |
| 33 | Thomas Ferguson | 9 | Son | — | Pennsylvania |
| 34 | Eugene Ferguson | 7 | Son | — | Pennsylvania |
| 35 | Kathleen Ferguson | 6 | Daughter | — | Pennsylvania |
| 36 | Richard Ferguson | 5 | Son | — | Pennsylvania |
| 37 | Mary Frances Ferguson | 3 | Daughter | — | Pennsylvania |
| 38 | Frank Ruzicka | 57 | Head | Plant Grower | Bohemia |
| 39 | Mary Ruzicka | 43 | Wife | — | Yugoslavia |
| 40 | Carl Ruzicka | 24 | Son | — | Pennsylvania |
Pedigree Summary
Thomas
Gen 1 · 4 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)