AC
Albert Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Albert Clark across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Albert & Elizabeth — first a head (b.~1901), then head of a 4-person household.
Age 39
b. ~1901
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Clark |
| Given Name | Albert E Jr |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| Additional Details | |
| Occupation | Steam Fitter |
| Industry | York Ice Machine Co |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 371 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Steam Fitter |
| Township / Ward | Pittsburgh |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Albert | Age | Birth yr |
|---|---|---|---|---|
| Albert Clark | Head | — | 39 | ~1901 |
| Albert Clark | Other | — | 75 | ~1865 |
| Albert Clark | Son | — | 4 | ~1936 |
| Louise Clark | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 18
Allegheny, Pennsylvania · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Albert E. Jr. |
| 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 | Armature Winder |
| Industry | Electrical W. |
| Class of Worker | W |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 28
Allegheny, Pennsylvania · implied b. ~1902 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Albert Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Sten. Cutter |
| Industry | Union |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 39
Allegheny-County, Pennsylvania · implied b. ~1901 — 4 household members
| Surname | Clark |
| Given Name | Albert E Jr |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| Occupation | Steam Fitter |
| Industry | York Ice Machine Co |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 371 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Albert Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Clark (~0.92 confidence) and mother Elizabeth Clark (~0.92 confidence) and mother Elizabeth Clark (~0.92 confidence) and father Albert Clark (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Clark
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Clark
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Clark
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
Albert Clark
b. ~1883
Source father
● Household
· direct · ~0.92
This person
Anchor record
Albert Clark
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 — 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-t0627-03661-00243)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred J Seilhamer | 25 | Head | Lock Smith | Pennsylvania |
| 2 | Hester E Seilhamer | 29 | Wife | — | Pennsylvania |
| 3 | Mary Lou Seilhamer | 6 | Daughter | — | Pennsylvania |
| 4 | Emma M Seilhamer | 2 | Daughter | — | Pennsylvania |
| 5 | Margaret E Seilhamer | 51 | Mother | New Worker | Pennsylvania |
| 6 | George Ruby | 40 | Head | Insurance Agt | West Virginia |
| 7 | Mary Ruby | 30 | Wife | — | Pennsylvania |
| 8 | Daniel Ruby | 6 | Son | — | Pennsylvania |
| 9 | Albert E Jr Clark THIS PERSON | 39 | Head | Steam Fitter | Pennsylvania |
| 10 | Louise B Clark | 30 | Wife | — | Pennsylvania |
| 11 | Albert E 3Rd Clark | 4 | Son | — | Pennsylvania |
| 12 | Albert E Sr Clark | 75 | Father | Foreman | Pennsylvania |
| 13 | Harry C Frew | 58 | Head | Engineer | Pennsylvania |
| 14 | Helen Frew | 55 | Wife | — | Pennsylvania |
| 15 | Joseph H Williams | 76 | Head | — | Pennsylvania |
| 16 | Genetta Smyers | 54 | In-law | Secretary | Pennsylvania |
| 17 | Mary Kohler | 69 | Nurse | Practical Nurse | Germany |
| 18 | Mary A Salt | 70 | Head | — | Pennsylvania |
| 19 | Joseph Salt | 40 | Son | — | Pennsylvania |
| 20 | May Salt | 35 | Daughter | — | Pennsylvania |
| 21 | Helen Salt | 10 | Grand daughter | — | Pennsylvania |
| 22 | Edward F Kaylor | 50 | Head | Real Estate Broker | Pennsylvania |
| 23 | Leonora Kaylor | 43 | Wife | — | Missouri |
| 24 | Mary J Kaylor | 20 | Daughter | Bookkeeper | Pennsylvania |
| 25 | Edward F Jr Kaylor | 15 | Son | Baker | Pennsylvania |
| 26 | Patricia A Kaylor | 17 | Daughter | — | Pennsylvania |
| 27 | Donald J Kaylor | 12 | Son | — | Pennsylvania |
| 28 | John R Frank | 30 | Head | Salesman | Pennsylvania |
| 29 | Cora M Frank | 29 | Wife | — | Pennsylvania |
| 30 | Ruth P Frank | 7 | Daughter | — | Pennsylvania |
| 31 | Jean F Frank | 3 | Daughter | — | Pennsylvania |
| 32 | Sandra J Frank | 1 | Daughter | — | Pennsylvania |
| 33 | John C Reid | 69 | Head | Structural Iron Worker | Newfoundland |
| 34 | Margaret Reid | 57 | Wife | — | Scotland |
| 35 | Maurice Richards | 32 | Head | Machinist | Pennsylvania |
| 36 | Helen Newhouse | 26 | Housekeeper | — | Pennsylvania |
| 37 | James Newhouse | 1 | Housekeeper son | — | Pennsylvania |
| 38 | Albert B Reid | 45 | Head | Truck Driver | Canada-Eng |
| 39 | Evelyn Reid | 42 | Wife | — | Pennsylvania |
| 40 | Albert Jr Reid | 15 | Son | New Worker | Pennsylvania |
Pedigree Summary
Albert
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)