JD
Joseph Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pike-County, Ohio
Our Model Tree links this Joseph Davis across the 1920, 1930 and 1940 US Censuses in Pike-County, Ohio (XGBoost, ~Confirmed), with identified parents Floyd & Elmer — first a son (b.~1914), then head of a 11-person household.
Age 26
b. ~1914
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pike-County, Ohio |
| Surname | Davis |
| Given Name | Joseph H |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Seal Twp |
| 1935 Residence (County) | Pike |
| Additional Details | |
| Occupation | laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer |
| Township / Ward | Seal Twp |
| Est. Birth Year | ~1914 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Mildred Davis | Daughter | — | 7 | ~1933 |
| Francis Davis | Daughter | — | 22 | ~1918 |
| Bessie Davis | Daughter | — | 16 | ~1924 |
| Mary Davis | Daughter | — | 9 | ~1931 |
| Virginia Davis | Daughter | — | 13 | ~1927 |
| Barbara Davis | Daughter | — | 5 | ~1935 |
| Floyd Davis | Head | — | 48 | ~1892 |
| Sherman Davis | Son | — | 21 | ~1919 |
| Joseph Davis | Son | — | 26 | ~1914 |
| Stephen Davis | Son | — | 3 | ~1937 |
| Blanche Davis | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Ross, Ohio
Son, age 6
Ross, Ohio · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Joseph H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Ross, Ohio
Son, age 16
Ross, Ohio · implied b. ~1914 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Joseph H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Pike-County, Ohio
Son, age 26
Pike-County, Ohio · implied b. ~1914 — 11 household members
| Surname | Davis |
| Given Name | Joseph H |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Seal Twp |
| 1935 Residence (County) | Pike |
| Occupation | laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Joseph Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Floyd Davis (~0.92 confidence) and father Elmer Davis (~0.92 confidence) and mother Blanche Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Floyd Davis
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Elmer Davis
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Blanche Davis
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Davis
Son · 1940 · age 26 · b. ~1914 · Ohio
★ You are viewing this record
Sibling
Barbara Davis
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sherman Davis
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Davis
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stephen Davis
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Davis
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Davis
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bessie Davis
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Davis
Sibling · 1940 · age 7
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 — Pike-County, Ohio
Open full size
1940 US Federal Census — Pike-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03129-00402)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willard E Jackett | 5 | son | — | Ohio |
| 2 | John W Robison | 75 | head | — | Ohio |
| 3 | Ella Robison | 55 | wife | — | Ohio |
| 4 | Polly A Davis | 28 | daughter | — | Ohio |
| 5 | H Johns | 35 | son in law | Laborer | Ohio |
| 6 | Hilda N Johns | 4 | granddaughter | — | Ohio |
| 7 | Ida G Johns | 2 | granddaughter | — | Ohio |
| 8 | John Farmer | 71 | head | Farmer | Ohio |
| 9 | Florence Farmer | 63 | Wife | — | Ohio |
| 10 | Benjamin H Farmer | 27 | son | Farmer | Ohio |
| 11 | Carl A Farmer | 22 | son | Farmer | Ohio |
| 12 | E J Warden | 36 | head | Truck Driver | Ohio |
| 13 | Floyd E Davis | 48 | head | Farmer | Ohio |
| 14 | Blanche A Davis | 47 | wife | — | Ohio |
| 15 | Joseph H Davis THIS PERSON | 26 | son | Laborer | Ohio |
| 16 | Francis J Davis | 22 | daughter | — | Ohio |
| 17 | Sherman E Davis | 21 | son | Laborer | Ohio |
| 18 | Bessie M Davis | 16 | daughter | — | Ohio |
| 19 | Virginia A Davis | 13 | daughter | — | Ohio |
| 20 | Mary A Davis | 9 | daughter | — | Ohio |
| 21 | Mildred L Davis | 7 | daughter | — | Ohio |
| 22 | Barbara E Davis | 5 | daughter | — | Ohio |
| 23 | Stephen S Davis | 3 | son | — | Ohio |
| 24 | Charles H Martin | 36 | head | Helper Machinist | Ohio |
| 25 | Anna M Martin | 31 | wife | — | Ohio |
| 26 | Marie C Martin | 10 | daughter | — | Ohio |
| 27 | Charles H Martin | 8 | son | — | Ohio |
| 28 | Anna D Martin | 6 | daughter | — | Ohio |
| 29 | Ruby M Martin | 3 | daughter | — | Ohio |
| 30 | Jacob P Martin | 1 | son | — | Ohio |
| 31 | Louis C Brinhart | 60 | head | Farmer | Ohio |
| 32 | Pearl Brinhart | 49 | wife | — | Ohio |
| 33 | Artha D Brinhart | 19 | son | Laborer | Ohio |
| 34 | Mable M Brinhart | 16 | daughter | — | Ohio |
| 35 | Monroe Lemaster | 32 | boarder | Laborer | Kentucky |
| 36 | John H James | 60 | head | Section Fireman | Ohio |
| 37 | Della M James | 56 | Wife | — | Ohio |
| 38 | Ladda Violet James | 5 | granddaughter | — | Ohio |
| 39 | R. A. James | 54 | head | Salesman | Ohio |
| 40 | Charles P James | 49 | brother | Laborer | Ohio |
Related Census Records
Pedigree Summary
Joseph + 8 siblings
Gen 1 · 3 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)