JU
John Underwood — 1940 US Census Record
Model Tree available1940 United States Federal Census · Okfuskee-County, Oklahoma
Our Model Tree links this John Underwood across the 1920, 1930 and 1940 US Censuses in Okfuskee-County, Oklahoma (XGBoost, ~Confirmed), with identified parents Justice & Mary — first a head (b.~1901), then head of a 5-person household.
Age 39
b. ~1901
Male
Head
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Okfuskee-County, Oklahoma |
| Surname | Underwood |
| Given Name | John N. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Weleetka |
| 1935 Residence (County) | Okfuskee |
| Additional Details | |
| Occupation | Machinist |
| Industry | Electric Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2412 |
| Highest Grade | No 1-H |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Machinist |
| Township / Ward | Weleetka |
| Est. Birth Year | ~1901 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Underwood | Son | — | 17 | ~1923 |
| Earnest Underwood | Son | — | 14 | ~1926 |
| Wayne Underwood | Son | — | 13 | ~1927 |
| Myrtle Underwood | Spouse | — | 39 | ~1901 |
| John Underwood | Head | — | 39 | ~1901 |
Census Appearances
1920
Okmulgee, Oklahoma
Son, age 19
Okmulgee, Oklahoma · implied b. ~1901 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | Ohio |
| Occupation | machinist |
| Industry | iron works |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1930
Okfuskee, Oklahoma
Head, age 29
Okfuskee, Oklahoma · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | John N. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 19 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | Ohio |
| Occupation | Machinist |
| Industry | Public Service |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 4.25 |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Okfuskee-County, Oklahoma
Head, age 39
Okfuskee-County, Oklahoma · implied b. ~1901 — 5 household members
| Surname | Underwood |
| Given Name | John N. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Weleetka |
| 1935 Residence (County) | Okfuskee |
| Occupation | Machinist |
| Industry | Electric Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2412 |
| Highest Grade | No 1-H |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 John Underwood across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Justice Underwood (~0.92 confidence) and mother Mary Underwood (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Justice Underwood
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Mary Underwood
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Underwood
Head · 1940 · age 39 · b. ~1901 · Oklahoma
★ 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 — Okfuskee-County, Oklahoma
Open full size
1940 US Federal Census — Okfuskee-County, Oklahoma
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03316-00677)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Merle Southard | 29 | Head | Book Keeper | Oklahoma |
| 42 | Delores Southard | 25 | Wife | — | Oklahoma |
| 43 | Merla June Southard | 1 | Daughter | — | Oklahoma |
| 44 | Guy A. Linhart | 39 | Head | Grocery Merchant | Missouri |
| 45 | Clara V. Linhart | 32 | Wife | — | Arkansas |
| 46 | Guy A. Jr. Linhart | 13 | Son | — | Oklahoma |
| 47 | Joe Ann Linhart | 9 | Daughter | — | Oklahoma |
| 48 | Phillip Allen Linhart | 6 | Son | — | Oklahoma |
| 49 | Bertha B. Fleming | 62 | Mother | — | Louisiana |
| 50 | William P. Fleming | 41 | Son | Independent | Louisiana |
| 51 | Blanche Fleming | 67 | Sister-in-law | — | Louisiana |
| 52 | Eliza A. James | 89 | Head | — | Ohio |
| 53 | Eula B. James | 51 | Daughter | — | Arkansas |
| 54 | Lena Chiles Bell | 60 | Head | — | Texas |
| 55 | Olive K. Lee | 26 | Lodger | Maid | Arkansas |
| 56 | James A. Hope | 46 | Head | Foreman | Arkansas |
| 57 | Lottie Hope | 40 | Wife | — | Arkansas |
| 58 | Beryl Hope | 15 | Daughter | — | Arkansas |
| 59 | Hazel Hope | 13 | Daughter | — | Oklahoma |
| 60 | Monte Z. Hope | 80 | Mother | — | Arkansas |
| 61 | Harral J. Scott | 23 | Head | Teacher | Oklahoma |
| 62 | Gwendolyn Scott | 22 | Wife | — | Oklahoma |
| 64 | Edward Burden | 77 | Head | — | Texas |
| 65 | Minnie Burden | 60 | Wife | Sales Lady | Texas |
| 66 | Leola Williams | 30 | Daughter | Sales Lady | Oklahoma |
| 67 | Ruby L. Williams | 9 | Daughter | — | Oklahoma |
| 68 | Allen Key Williams | 7 | Son | — | Oklahoma |
| 69 | William H. Turner | 79 | Head | — | Georgia |
| 70 | Jessie B. Turner | 39 | Daughter | Teacher | Alabama |
| 71 | Harry P. Howard | 47 | Head | Stationary Engineer | Wisconsin |
| 72 | Mamie E. Howard | 39 | Wife | — | West Virginia |
| 74 | Ralph Henry Wilson | 45 | Head | Owner | Oklahoma |
| 75 | Blanche S. Wilson | 43 | Wife | Waitress | Oklahoma |
| 76 | John N. Underwood THIS PERSON | 39 | Head | Machinist | West Virginia |
| 77 | Myrtle Underwood | 39 | Wife | — | Arkansas |
| 78 | John N. Jr. Underwood | 17 | Son | — | Oklahoma |
| 79 | Earnest Underwood | 14 | Son | — | Oklahoma |
| 80 | Wayne Underwood | 13 | Son | — | Oklahoma |
Pedigree Summary
John
Gen 1 · 2 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)