LJ
Lillian Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Des-Moines-County, Iowa
Our Model Tree links this Lillian Jackson across the 1910, 1920, 1930 and 1940 US Censuses in Des-Moines-County, Iowa (XGBoost, ~Confirmed), with identified parents James & Albert — first a daughter (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Des-Moines-County, Iowa |
| Surname | Jackson |
| Given Name | Lillian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Huron Township |
| 1935 Residence (County) | Des Moines |
| Additional Details | |
| Industry | Housewife |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Huron Township |
| Est. Birth Year | ~1908 |
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 Lillian | Age | Birth yr |
|---|---|---|---|---|
| Kenneth Jackson | Son | — | 8 | ~1932 |
| Blanche Jackson | Daughter | — | 29 | ~1911 |
| Lillian Jackson | Daughter | — | 32 | ~1908 |
| Mrs Jackson | Head | — | 63 | ~1877 |
| Paul Jackson | Son | — | 30 | ~1910 |
Census Appearances
1910
Des Moines, …
Daughter, age 2
Des Moines, Iowa · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Lillian V |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Des Moines, …
Daughter, age 12
Des Moines, Iowa · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Lillian V. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Des Moines, …
Daughter, age 22
Des Moines, Iowa · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Lillian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Des-Moines-County, Iowa
Daughter, age 32
Des-Moines-County, Iowa · implied b. ~1908 — 5 household members
| Surname | Jackson |
| Given Name | Lillian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Huron Township |
| 1935 Residence (County) | Des Moines |
| Industry | Housewife |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Lillian Jackson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Jackson (~0.92 confidence) and father Albert Jackson (~0.92 confidence) and mother Carrie Jackson (~0.92 confidence) and mother Annie Jackson (~0.92 confidence) and mother Mrs Jackson (~0.92 confidence) and mother Ellen Jackson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Jackson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Albert Jackson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Carrie Jackson
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Annie Jackson
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Mrs Jackson
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Ellen Jackson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lillian Jackson
Daughter · 1940 · age 32 · b. ~1908 · Iowa
★ You are viewing this record
Sibling
Kenneth Jackson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Blanche Jackson
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Jackson
Sibling · 1940 · age 30
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 — Des-Moines-County, Iowa
Open full size
1940 US Federal Census — Des-Moines-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01156-00955)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Holtzem | 54 | Head | Farmer | Illinois |
| 2 | Dora Holtzem | 44 | Wife | — | Iowa |
| 3 | Clyde Holtzem | 16 | Son | — | Iowa |
| 4 | Marion Holtzem | 14 | Daughter | — | Iowa |
| 5 | Nadine Holtzem | 11 | Daughter | — | Iowa |
| 6 | Pauline Holtzem | 9 | Daughter | — | Iowa |
| 7 | Elmer Adolphson | 70 | Head | Farmer | Illinois |
| 8 | Anna Adolphson | 68 | Wife | — | Sweden |
| 9 | Avery Adolphson | 31 | Son | Farmer | Iowa |
| 10 | Mrs. Alice Jackson | 63 | Head | — | Iowa |
| 11 | Lillian Jackson THIS PERSON | 32 | Daughter | — | Iowa |
| 12 | Paul Jackson | 30 | Son | Farmer | Iowa |
| 13 | Blanche Jackson | 29 | Daughter | — | Iowa |
| 14 | Kenneth Jackson | 8 | Son | — | Iowa |
| 15 | Richard Anderson | 36 | Head | Farmer | Iowa |
| 16 | Mary Anderson | 33 | Wife | — | Iowa |
| 17 | Verne Anderson | 10 | Son | — | Iowa |
| 18 | Maxine Anderson | 7 | Daughter | — | Iowa |
| 19 | Joan Anderson | 5 | Daughter | — | Iowa |
| 20 | Francis Anderson | 4 | Daughter | — | Iowa |
| 21 | Durward Bloomberg | 59 | Head | Farmer | Illinois |
| 22 | Ida Bloomberg | 52 | Wife | — | Iowa |
| 23 | Glen Bloomberg | 23 | Son | Farmer Laborer | Iowa |
| 24 | Mark Bloomberg | 15 | Son | — | Iowa |
| 25 | Edward Wills | 52 | Head | Farmer | Illinois |
| 26 | Laura Wills | 47 | Wife | — | Iowa |
| 27 | Lloyd Allen | 24 | Son-in-law | Farmer | Iowa |
| 28 | Charlotte Allen | 19 | Daughter | — | Iowa |
| 29 | Verne Hardin | 40 | Head | Farmer | Missouri |
| 30 | Minnie Hardin | 49 | Wife | — | Illinois |
| 31 | Melvin Hardin | 11 | Son | — | Iowa |
| 32 | Ray Mellinger | 52 | Head | Farmer | Iowa |
| 33 | Etta Mellinger | 74 | Mother | — | Iowa |
| 34 | Carl Wallberg | 40 | Head | Farmer | Iowa |
| 35 | Robert Wallberg | 38 | Brother | Farmer | Iowa |
| 36 | Elmer Waddell | 37 | Hired man | Farmer | Iowa |
| 37 | Emil Peterson | 70 | Head | — | Sweden |
| 38 | Paul Peterson | 34 | Head | Farmer | Iowa |
| 39 | Carol Peterson | 33 | Wife | — | Iowa |
| 40 | Kenneth Peterson | 7 | Son | — | Iowa |
Pedigree Summary
Lillian + 3 siblings
Gen 1 · 6 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)