AJ
Ada Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mahoning-County, Ohio
Our Model Tree links this Ada Jackson across the 1930 and 1940 US Censuses in Mahoning-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 6-person household.
Age 19
b. ~1921
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mahoning-County, Ohio |
| Surname | Jackson |
| Given Name | Ada |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Youngstown |
| 1935 Residence (County) | Mahoning |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Youngstown |
| Est. Birth Year | ~1921 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ada | Age | Birth yr |
|---|---|---|---|---|
| Oscar Jackson | Head | — | 47 | ~1893 |
| Henry Jackson | Son | — | 13 | ~1927 |
| Helen Jackson | Daughter | — | 17 | ~1923 |
| Ada Jackson | Daughter | — | 19 | ~1921 |
| Geraldine Jackson | Daughter | — | 10 | ~1930 |
| Oscar Jackson | Son | — | 15 | ~1925 |
Census Appearances
1930
Mahoning, Ohio
Other, age 9
Mahoning, Ohio · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Ada |
| Relationship to Head | Sister-in-law |
| Sex | F |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Mahoning-County, Ohio
Daughter, age 19
Mahoning-County, Ohio · implied b. ~1921 — 6 household members
| Surname | Jackson |
| Given Name | Ada |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Youngstown |
| 1935 Residence (County) | Mahoning |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 19 · b. ~1921 · Ohio
★ You are viewing this record
Sibling
Helen Jackson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geraldine Jackson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Jackson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Oscar 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 — Mahoning-County, Ohio
Open full size
1940 US Federal Census — Mahoning-County, Ohio
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03268-00763)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Didak | 14 | Daughter | — | Ohio |
| 42 | Peter Didak | 12 | Son | — | Ohio |
| 43 | Marcy Didak | 8 | Daughter | — | Ohio |
| 44 | Florian Fraznik | 65 | Head | Laborer | Austria |
| 45 | Mary Fraznik | 62 | Wife | — | Austria |
| 46 | Frank Dragosa | 46 | Lodger | Rougher Man | Austria |
| 47 | Mike Trubich | 52 | Lodger | Runner Man | Austria |
| 48 | Pete Hunak | 60 | Lodger | Runner Man | Austria |
| 49 | Rudy Kankowich | 45 | Lodger | Laborer | Austria |
| 51 | James Lovelace | 24 | Head | — | Tennessee |
| 52 | Lillian Lovelace | 53 | Mother | — | Mississippi |
| 53 | Mary Fielton | 38 | Head | — | Alabama |
| 54 | Joseph Bird | 18 | Lodger | Laborer | Alabama |
| 55 | Willie Fielton | 16 | Lodger | New Worker | Alabama |
| 56 | Oscar Jackson | 47 | Head | Trussel Man | Alabama |
| 57 | Ada Jackson THIS PERSON | 19 | Daughter | — | Ohio |
| 58 | Helen Jackson | 17 | Daughter | — | Ohio |
| 59 | Oscar Jackson | 15 | Son | — | Ohio |
| 60 | Henry Jackson | 13 | Son | — | Ohio |
| 61 | Geraldine Jackson | 10 | Daughter | — | Ohio |
| 62 | Julia Bethel | 29 | Head | — | Alabama |
| 63 | Betty Bethel | 13 | Daughter | — | Ohio |
| 64 | James Bethel | 12 | Son | — | Ohio |
| 65 | William Davis | 7 | Son | — | Ohio |
| 66 | Louis Jackson | 47 | Head | Galvanizer | Alabama |
| 67 | Edna Johnson | 30 | Lodger | — | Georgia |
| 68 | William Jackson | 21 | Son-in-law | Laborer | Georgia |
| 69 | Laura Jackson | 20 | Daughter | — | Ohio |
| 70 | Herman Cloyd | 52 | Head | Laborer | Pennsylvania |
| 71 | Foster Cloyd | 56 | Brother | — | Pennsylvania |
| 72 | Nettie Lewis | 50 | Sister | — | Alabama |
| 73 | Aron Crenshaw | 24 | Head | — | Alabama |
| 74 | Joseph Lewis | 40 | Lodger | — | Alabama |
| 75 | William Harris | 40 | Lodger | — | Alabama |
| 76 | Archy Hickson | 49 | Head | Laborer | So. Carolina |
| 77 | Ida Hickson | 47 | Wife | — | Alabama |
| 78 | Angela Williams | 27 | Lodger | Laborer | Alabama |
| 79 | Charles Kupec | 27 | Head | Welder | Pennsylvania |
| 80 | Anna Kupec | 20 | Sister | — | Ohio |
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)