ED
Earl Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, Iowa
Our Model Tree links this Earl Davis across the 1920, 1930 and 1940 US Censuses in Union-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1891), then head of a 4-person household.
Age 49
b. ~1891
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, Iowa |
| Surname | Davis |
| Given Name | Earl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | New Hope Township |
| 1935 Residence (County) | Union County |
| Additional Details | |
| Occupation | Farmer |
| Industry | Agriculture |
| Class of Worker | OA |
| Hours Worked | 48 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | New Hope Township |
| Est. Birth Year | ~1891 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Earl | Age | Birth yr |
|---|---|---|---|---|
| Hazel Davis | Daughter | — | 20 | ~1920 |
| Earl Davis | Head | — | 49 | ~1891 |
| Emmaline Davis | Other | — | 78 | ~1862 |
| Neva Davis | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Union, Iowa
Head, age 29
Union, Iowa · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Earl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Union, Iowa
Head, age 39
Union, Iowa · implied b. ~1891 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Earl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 27 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | 15 |
| Home Value / Rent | R |
| Veteran | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Union-County, Iowa
Head, age 49
Union-County, Iowa · implied b. ~1891 — 4 household members
| Surname | Davis |
| Given Name | Earl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | New Hope Township |
| 1935 Residence (County) | Union County |
| Occupation | Farmer |
| Industry | Agriculture |
| Class of Worker | OA |
| Hours Worked | 48 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 Earl Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Earl Davis
Head · 1940 · age 49 · b. ~1891 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Union-County, Iowa
Open full size
1940 US Federal Census — Union-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01208-00369)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wm H Mobley | 61 | Head | Farmer | Iowa |
| 2 | Ona L Mobley | 58 | Wife | — | Iowa |
| 3 | Harry R Hall | 31 | Head | Farmer | Kansas |
| 4 | Esther A Hall | 29 | Wife | — | Kansas |
| 5 | Doris L Hall | 2 | Daughter | — | — |
| 6 | Judith Lucille Hall | 0 | Daughter | — | — |
| 7 | Robert Miller | 16 | Hired son | — | Iowa |
| 8 | Frank W Castor | 38 | Head | Farmer | Iowa |
| 9 | Hulda Castor | 70 | Mother | — | Iowa |
| 10 | Gertrude A Gohlman | 64 | Head | — | Iowa |
| 11 | Warner F Gohlman | 31 | Son | Farmer | Iowa |
| 12 | Albert L Goodrich | 63 | Head | Farmer | Illinois |
| 13 | Earl Davis THIS PERSON | 49 | Head | Farmer | Iowa |
| 14 | Neva Davis | 47 | Wife | — | Iowa |
| 15 | Hazel Davis | 20 | Daughter | School Teacher | Iowa |
| 16 | Emmaline Davis | 78 | Mother | — | Illinois |
| 17 | Loren O Stalcup | 17 | Head | — | Iowa |
| 18 | Josiah Stalcup | 56 | Wife | Farmer | Iowa |
| 19 | Wanda Stalcup | 19 | Daughter | — | Iowa |
| 20 | Lyle Friday | 39 | Head | Farmer | Iowa |
| 21 | Orpha J Friday | 35 | Wife | — | Iowa |
| 22 | Mary Jane Friday | 12 | Daughter | — | Iowa |
| 23 | Joe Ann Friday | 9 | Daughter | — | Iowa |
| 24 | David J Friday | 2 | Son | — | — |
| 25 | Lyle H Fitch | 37 | Head | Farmer | Iowa |
| 26 | Clarissa M Fitch | 36 | Wife | — | Iowa |
| 27 | Edwin E Fitch | 17 | Son | — | Iowa |
| 28 | Robert A Fitch | 16 | Son | — | Iowa |
| 29 | Phyllis Fitch | 11 | Daughter | — | Iowa |
| 30 | James R Fitch | 10 | Son | — | Iowa |
| 31 | Carolyn A Fitch | 8 | Daughter | — | Iowa |
| 32 | Donald L Fitch | 6 | Son | — | — |
| 33 | William B Fitch | 4 | Son | — | — |
| 34 | Jerry J Fitch | 2 | Son | — | — |
| 35 | Thomas George Fitch | 0 | Son | — | — |
| 36 | Elwood W Ham | 26 | Head | Hired Man | Iowa |
| 37 | Garnet A Ham | 24 | Wife | — | Iowa |
| 38 | Eva Ann Ham | 0 | Daughter | — | — |
| 39 | Harry O Handley | 67 | Head | Farmer | Indiana |
| 40 | Maggie B Handley | 67 | Wife | Farmer | 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)