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Ada Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Ada Jackson across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Jackson |
| Given Name | Ada M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Iron pipe manufacturer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Stenographer |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1907 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ada | Age | Birth yr |
|---|---|---|---|---|
| James Jackson | Son | — | 15 | ~1925 |
| Henry Jackson | Head | — | 61 | ~1879 |
| Evelyn Jackson | Daughter | — | 22 | ~1918 |
| Ada Jackson | Spouse | — | 61 | ~1879 |
| Ada Jackson | Daughter | — | 33 | ~1907 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 24
Allegheny, Pennsylvania · implied b. ~1906 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Ada M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Stenographer |
| Industry | Oil |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 33
Allegheny-County, Pennsylvania · implied b. ~1907 — 5 household members
| Surname | Jackson |
| Given Name | Ada M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Stenographer |
| Industry | Iron pipe manufacturer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | H-4 |
| 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 Ada Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ada Jackson
Daughter · 1940 · age 33 · b. ~1907 · Pennsylvania
★ You are viewing this record
Sibling
Evelyn Jackson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Jackson
Sibling · 1940 · age 15
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
39 people indexed on this census page (nara:1940:m-t0627-03674-00099)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Petera, Elaine M. Peters | 1 | Daughter | — | Pennsylvania |
| 2 | Elmer J. Meyer | 24 | Head | Restaurant Manager | Pennsylvania |
| 3 | Jean F. Meyer | 22 | Wife | — | Pennsylvania |
| 4 | Elmer J. Jr. Meyer | 4 | Son | — | Pennsylvania |
| 5 | Mary J. Meyer | 3 | Daughter | — | Pennsylvania |
| 6 | Charles Hendrickson | 73 | Head | — | Ohio |
| 7 | Anna B. Hendrickson | 67 | Wife | — | Pennsylvania |
| 8 | Blaise Sycinski | 35 | Head | Comptometer Operator | Pennsylvania |
| 9 | Ruth Sycinski | 15 | Wife | — | Pennsylvania |
| 10 | Julius Shera | 60 | Head | Chef | Ohio |
| 11 | Alice M. Shera | 65 | Wife | — | Pennsylvania |
| 12 | Florence Shera | 27 | Daughter | Stenographer | Pennsylvania |
| 13 | Marie Martin | 39 | Head | Seamstress | Pennsylvania |
| 14 | Alvin Jr. Martin | 15 | Son | — | Pennsylvania |
| 15 | Paul Abeltt | 23 | Head | Machinist Helper | Pennsylvania |
| 16 | Wilma Abeltt | 23 | Wife | — | Pennsylvania |
| 17 | Paul J. Abeltt | 2 | Son | — | Pennsylvania |
| 18 | Lewis B. Houston | 54 | Head | Laboratory Technician | Mississippi |
| 19 | Winnie Houston | 51 | Wife | — | South Dakota |
| 20 | Carolyn L. Houston | 11 | Daughter | — | Ohio |
| 21 | Amelia Beefer | 73 | Head | — | Germany |
| 22 | Olive M. Beefer | 33 | Daughter | Stenographer | Pennsylvania |
| 23 | Chester Beefer | 30 | Son | Sales Clerk | Pennsylvania |
| 24 | David Beefer | 25 | Son | — | Pennsylvania |
| 25 | Louis Skalos | 29 | Head | Lens Maker Optical | Pennsylvania |
| 26 | Bertha Skalos | 25 | Wife | Seamstress | Pennsylvania |
| 27 | Archibald Macdonald | 60 | Head | Traveling Salesman | England |
| 28 | Jennie Macdonald | 58 | Wife | — | Pennsylvania |
| 29 | Henry Jackson | 61 | Head | Pattern Maker | Pennsylvania |
| 30 | Ada R. Jackson | 61 | Wife | — | Pennsylvania |
| 31 | Ada M. Jackson THIS PERSON | 33 | Daughter | Stenographer | Pennsylvania |
| 32 | Evelyn Jackson | 22 | Daughter | — | Pennsylvania |
| 33 | James Jackson | 15 | Son | — | Pennsylvania |
| 34 | Margaret Jackson | 76 | Head | — | Pennsylvania |
| 35 | Elizabeth Jackson | 52 | Daughter | — | Pennsylvania |
| 36 | Prudence Mcclure | 40 | Head | — | Pennsylvania |
| 37 | Charles G. Mcclure | 17 | Son | — | Pennsylvania |
| 38 | Margaret Mcclure | 16 | Daughter | — | Pennsylvania |
| 39 | Emily Mcclure | 14 | Daughter | — | 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)