HJ
Helen Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Helen Jackson across the 1910, 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 3-person household.
Age 43
b. ~1897
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Jackson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | New Castle |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Mckeesport City |
| Est. Birth Year | ~1897 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Orlo Jackson | Head | — | 46 | ~1894 |
| Eugene Jackson | Son | — | 23 | ~1917 |
| Helen Jackson | Spouse | — | 43 | ~1897 |
Census Appearances
1910
Allegheny, Pennsylvania
Other, age 9
Allegheny, Pennsylvania · implied b. ~1901 — 33 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Helen |
| Relationship to Head | Boarder |
| Sex | F |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Other, age 20
Allegheny, Pennsylvania · implied b. ~1900 — 44 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Helen |
| Relationship to Head | Lodger |
| Sex | F |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Housework |
| Industry | Private Family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Other, age 32
Allegheny, Pennsylvania · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Helen |
| Relationship to Head | wife-H |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 17 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Spouse, age 43
Allegheny-County, Pennsylvania · implied b. ~1897 — 3 household members
| Surname | Jackson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | New Castle |
| 1935 Residence (County) | Allegheny |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 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 Helen Jackson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Helen Jackson
Spouse · 1940 · age 43 · b. ~1897 · Pennsylvania
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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
37 people indexed on this census page (nara:1940:m-t0627-03409-00897)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Knute Lindberg | 45 | Head | Machinist | Massachusetts |
| 2 | Marie Lindberg | 45 | Wife | — | Pennsylvania |
| 3 | Howard Lindberg | 20 | Son | Shipper | Pennsylvania |
| 4 | Jack Lindberg | 19 | Son | Examiner | Pennsylvania |
| 6 | Duncan Donaldson | 45 | Head | Skilled Labor | Scotland |
| 7 | Margaret Donaldson | 41 | Wife | — | Scotland |
| 8 | Margaret Donaldson | 19 | Daughter | — | Pennsylvania |
| 9 | William Donaldson | 14 | Son | — | Pennsylvania |
| 10 | Victor Meagrek | 27 | Boarder | Laborer | Pennsylvania |
| 11 | Charles Burkhart | 58 | Head | Switchman | Pennsylvania |
| 12 | Pauline Burkhart | 51 | Wife | — | Austria |
| 13 | Joseph Dunn | 35 | Head | Carpenter | England |
| 14 | Alice Dunn | 34 | Wife | — | Pennsylvania |
| 15 | James Dunn | 10 | Son | — | Pennsylvania |
| 16 | Dwight Dunn | 7 | Son | — | Pennsylvania |
| 17 | Sarah Ann Dunn | 73 | Head | — | England |
| 19 | Daniel Mcallister | 50 | Head | Laborer | Pennsylvania |
| 20 | Elvira Mcallister | 53 | Wife | — | France |
| 21 | Joe W Harrison | 43 | Head | Machine Shop Hand | Pennsylvania |
| 22 | Jean W Harrison | 45 | Wife | — | Pennsylvania |
| 23 | Jean Harrison | 15 | Daughter | — | Pennsylvania |
| 24 | Fred A Barker | 40 | Head | Alloy Melter | Pennsylvania |
| 25 | Margaret Barker | 37 | Wife | — | Pennsylvania |
| 26 | William Barker | 12 | Son | — | Pennsylvania |
| 28 | Orlo Jackson | 46 | Head | Foreman | Pennsylvania |
| 29 | Helen Jackson THIS PERSON | 43 | Wife | — | Pennsylvania |
| 30 | Eugene Jackson | 23 | Son | Laborer | Pennsylvania |
| 31 | William Brien | 25 | Head | Tool Maker | Michigan |
| 32 | Marjorie Brien | 25 | Wife | — | West Virginia |
| 33 | Marjorie Brien | 1 | Daughter | — | Pennsylvania |
| 34 | Joe Dellapenna | 54 | Head | Truck Driver | Italy |
| 35 | Rosina Dellapenna | 50 | Wife | — | Italy |
| 36 | Guido Dellapenna | 25 | Son | Chipper | Pennsylvania |
| 37 | Albert Dellapenna | 26 | Son | Melter | Pennsylvania |
| 38 | Fred Dellapenna | 20 | Son | Truck Driver | Pennsylvania |
| 39 | John Ramozah | 43 | Head | Own Shop | Pennsylvania |
| 40 | Anna Ramozah | 36 | Wife | Own Shop | Pennsylvania |
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)