GJ
Gladys Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Scott-County, Iowa
Our Model Tree links this Gladys Jackson across the 1930 and 1940 US Censuses in Scott-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 11-person household.
Age 19
b. ~1921
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Scott-County, Iowa |
| Surname | Jackson |
| Given Name | Gladys |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Davenport City |
| 1935 Residence (County) | Scott |
| Additional Details | |
| Occupation | house work |
| Industry | private homes |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 200 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | House Work |
| Township / Ward | Davenport City |
| 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Gladys | Age | Birth yr |
|---|---|---|---|---|
| Margaret Jackson | Daughter | — | 9 | ~1931 |
| Russell Jackson | Son | — | 21 | ~1919 |
| Jack Jackson | Son | — | 16 | ~1924 |
| Gladys Jackson | Daughter | — | 19 | ~1921 |
| Bobby Jackson | Son | — | 3 | ~1937 |
| Paul Jackson | Son | — | ~1940 | |
| Asa Jackson | Head | — | 48 | ~1892 |
| Mary Jackson | Daughter | — | 12 | ~1928 |
| Jean Jackson | Daughter | — | 7 | ~1933 |
| Ruth Jackson | Spouse | — | 37 | ~1903 |
| Gloria Jackson | Daughter | — | 5 | ~1935 |
Census Appearances
1930
Scott, Iowa
Daughter, age 9
Scott, Iowa · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Scott-County, Iowa
Daughter, age 19
Scott-County, Iowa · implied b. ~1921 — 11 household members
| Surname | Jackson |
| Given Name | Gladys |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Davenport City |
| 1935 Residence (County) | Scott |
| Occupation | house work |
| Industry | private homes |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 200 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Gladys Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Gladys Jackson
Daughter · 1940 · age 19 · b. ~1921 · Iowa
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Sibling
Jean Jackson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Jackson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Jackson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Jackson
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Jackson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Jackson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gloria Jackson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bobby Jackson
Sibling · 1940 · age 3
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 — Scott-County, Iowa
Open full size
1940 US Federal Census — Scott-County, Iowa
Page Contents
33 people indexed on this census page (nara:1940:m-t0627-01203-00188)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roberta, Olessa Roberts | 32 | daughter | — | Oklahoma |
| 2 | -, Earl Roberts | 15 | grand son | — | Iowa |
| 3 | -, Joshua Roberts | 13 | grand son | — | Iowa |
| 4 | -, Flora Roberts | 11 | daughter | — | Iowa |
| 5 | -, Bernard Roberts | 9 | grand son | — | Iowa |
| 6 | -, William Roberts | 1 | grand son | — | Iowa |
| 7 | George L. Smith | 32 | head | Musician | Missouri |
| 8 | Della Smith | 22 | wife | — | Iowa |
| 9 | Barbara Smith | 2 | daughter | — | Iowa |
| 10 | Vincent Gooding | 26 | head | Janitor | Missouri |
| 11 | Hazel Gooding | 20 | wife | — | Missouri |
| 12 | Frances Gooding | 1 | daughter | — | Iowa |
| 13 | Cassie Williams | 71 | head | — | Missouri |
| 14 | Theodore Sidney | 30 | head | Cupola Tender | Iowa |
| 15 | Gertrude Sidney | 29 | wife | — | Illinois |
| 16 | Charles Roberts | 28 | head | Janitor | Iowa |
| 17 | Pauline Roberts | 27 | wife | — | Missouri |
| 18 | Simon Roberts | 3 | son | — | Iowa |
| 19 | Charles Roberts | 1 | son | — | Iowa |
| 20 | Charles Jackson | 58 | head | — | Kansas |
| 21 | Minnie Jackson | 48 | wife | — | Missouri |
| 22 | Mary Gatewood | 60 | lodger | — | Missouri |
| 23 | Asa Jackson | 48 | head | Car Washer | Iowa |
| 24 | Ruth Jackson | 37 | wife | — | Illinois |
| 25 | Russell Jackson | 21 | son | Car Washer | Illinois |
| 26 | Gladys Jackson THIS PERSON | 19 | daughter | House Work | Illinois |
| 27 | Jack Jackson | 16 | son | — | Illinois |
| 28 | Mary Jackson | 12 | daughter | — | Illinois |
| 29 | Margaret Jackson | 9 | daughter | — | Iowa |
| 30 | Jean Jackson | 7 | daughter | — | Iowa |
| 31 | Gloria Jackson | 5 | daughter | — | Illinois |
| 32 | Bobby Jackson | 3 | son | — | Iowa |
| 33 | Paul Jackson | 0 | son | — | Iowa |
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)