EJ
Eva Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hardin-County, Iowa
Our Model Tree links this Eva Jackson across the 1930 and 1940 US Censuses in Hardin-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1902), then head of a 8-person household.
Age 38
b. ~1902
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hardin-County, Iowa |
| Surname | Jackson |
| Given Name | Eva |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Eldora City |
| 1935 Residence (County) | Hardin |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Eldora City |
| Est. Birth Year | ~1902 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Eva | Age | Birth yr |
|---|---|---|---|---|
| Brown Betty | Other | — | 33 | ~1907 |
| Eva Jackson | Spouse | — | 38 | ~1902 |
| Wathena Jackson | Daughter | — | 17 | ~1923 |
| Meryl Jackson | Son | — | 11 | ~1929 |
| Ellen Musser | Other | — | 26 | ~1914 |
| Lucille Boyd | Other | — | 27 | ~1913 |
| Beryl Jackson | Daughter | — | 11 | ~1929 |
| Berney Jackson | Head | — | 42 | ~1898 |
Census Appearances
1930
Hardin, Iowa
Spouse, age 28
Hardin, Iowa · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Eva |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 20 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Hardin-County, Iowa
Spouse, age 38
Hardin-County, Iowa · implied b. ~1902 — 8 household members
| Surname | Jackson |
| Given Name | Eva |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Eldora City |
| 1935 Residence (County) | Hardin |
| Highest Grade | No 8 |
| 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 Eva Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Eva Jackson
Spouse · 1940 · age 38 · b. ~1902 · Iowa
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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 — Hardin-County, Iowa
Open full size
1940 US Federal Census — Hardin-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01165-00148)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gary Soli | 4 | Son | — | Iowa |
| 2 | Warren Macdonald | 54 | Head | Operator | Iowa |
| 3 | Vivian Macdonald | 47 | Wife | — | Minnesota |
| 4 | Frances Smith | 28 | Head | Wash Whale Opr | Illinois |
| 5 | Gladys Smith | 25 | Wife | — | South Dakota |
| 6 | Garey Smith | 4 | Son | — | South Dakota |
| 7 | Howard Modlin | 59 | Head | Revolunt Insurance | Iowa |
| 8 | Leona Modlin | 56 | Wife | — | Iowa |
| 9 | Racheal Wheeler | 80 | Mother-in-law | — | Illinois |
| 10 | Sarah Kirchdoffer | 63 | Head | — | Penn |
| 11 | Berney Jackson | 42 | Head | Owner | Iowa |
| 12 | Eva Jackson THIS PERSON | 38 | Wife | — | Iowa |
| 13 | Wathena Jackson | 17 | Daughter | — | Iowa |
| 14 | Beryl Jackson | 11 | Daughter | — | Iowa |
| 15 | Meryl Jackson | 11 | Son | — | Iowa |
| 16 | Brown Betty | 33 | Lodger | Reg. Nurse | Iowa |
| 17 | Lucille Boyd | 27 | Lodger | Reg Nurse | Iowa |
| 18 | Ellen Musser | 26 | Lodger | Beauty Op. | Minnesota |
| 19 | Lyman Lundy | 43 | Head | Lawyer | Iowa |
| 20 | Edna Lundy | 38 | Wife | — | Nebraska |
| 21 | Margaret Ann Lundy | 9 | Daughter | — | Idaho |
| 22 | Geo. Shafer | 59 | Head | City Clerk | Iowa |
| 23 | Susan Shafer | 58 | Wife | — | Iowa |
| 24 | Roy Klemme | 36 | Head | Owner | Iowa |
| 25 | Grace Klemme | 36 | Wife | — | Illinois |
| 26 | Keith Klemme | 13 | Son | — | Iowa |
| 27 | Eileen Klemme | 11 | Daughter | — | Iowa |
| 28 | Marilyn Klemme | 5 | Daughter | — | Iowa |
| 29 | Clara S. Davis | 63 | Head | — | Wisconsin |
| 30 | Racheal B. Kennedy | 53 | Head | — | Indiana |
| 31 | Mary Kennedy | 21 | Daughter | Statistician | Iowa |
| 32 | Robert Kennedy | 17 | Son | — | Iowa |
| 33 | Kenneth Kennedy | 11 | Son | — | Iowa |
| 34 | Bertha Struck | 84 | Head | — | Germany |
| 35 | Frank Struck | 44 | Son | Mechanic Head | Iowa |
| 36 | Mary Ann Dunn | 39 | Head | — | Illinois |
| 37 | Clary Edw. Dunn | 32 | Nephew | Agent | Iowa |
| 38 | Marie Jeske | 61 | Head | — | Pennsylvania |
| 39 | Otto Jeske | 43 | Son | Draying | Iowa |
| 40 | Esther Jeske | 35 | Daughter-in-law | — | 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)