MR
Mary Riley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Okmulgee-County, Oklahoma
Our Model Tree links this Mary Riley across the 1920, 1930 and 1940 US Censuses in Okmulgee-County, Oklahoma (XGBoost, ~Confirmed), with identified parents Clarence & Maud — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Okmulgee-County, Oklahoma |
| Surname | Riley |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Okmulgee |
| Additional Details | |
| Occupation | clerk |
| Industry | retail store |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 220 |
| Highest Grade | H 4 |
| 1935 Residence | Oklahoma |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Occupation | Clerk |
| Township / Ward | Severs Township |
| Est. Birth Year | ~1919 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Riley | Daughter | — | 21 | ~1919 |
| Clarence Riley | Head | — | 50 | ~1890 |
| Robert Riley | Son | — | 19 | ~1921 |
| Eugene Riley | Son | — | 11 | ~1929 |
| Maud Riley | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Okmulgee, Oklahoma
Daughter, age
Okmulgee, Oklahoma · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Riley |
| Given Name | Mary Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Arkansas |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1930
Okmulgee, Oklahoma
Daughter, age 11
Okmulgee, Oklahoma · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Riley |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Arkansas |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Okmulgee-County, Oklahoma
Daughter, age 21
Okmulgee-County, Oklahoma · implied b. ~1919 — 5 household members
| Surname | Riley |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Okmulgee |
| Occupation | clerk |
| Industry | retail store |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 220 |
| Highest Grade | H 4 |
| 1935 Residence | Oklahoma |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Mary Riley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Clarence Riley (~0.92 confidence) and mother Maud Riley (~0.92 confidence) and mother Myrtle Riley (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Clarence Riley
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Maud Riley
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Myrtle Riley
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Riley
Daughter · 1940 · age 21 · b. ~1919 · Oklahoma
★ You are viewing this record
Sibling
Robert Riley
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Riley
Sibling · 1940 · age 11
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 — Okmulgee-County, Oklahoma
Open full size
1940 US Federal Census — Okmulgee-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03319-00709)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Reba Vassaur | 15 | daughter | New Worker | Arkansas |
| 2 | Mary Vassaur | 12 | daughter | — | Arkansas |
| 3 | Edger Jr Vassaur | 5 | son | — | Oklahoma |
| 4 | Bang Vassaur | 2 | son | — | Oklahoma |
| 5 | Clarence Riley | 50 | head | Paper Hanger | Kansas |
| 6 | Maud Q Riley | 49 | wife | — | Arkansas |
| 7 | Mary Riley THIS PERSON | 21 | daughter | Clerk | Oklahoma |
| 8 | Robert Riley | 19 | son | Waiter | Oklahoma |
| 9 | Eugene Riley | 11 | son | — | Oklahoma |
| 10 | Wm. C. Hughes | 32 | head | Laborer | Arkansas |
| 11 | Mary Q Hughes | 30 | wife | — | Oklahoma |
| 12 | Rosa Lou Hughes | 12 | daughter | — | Oklahoma |
| 13 | Myrtle Hughes | 11 | daughter | — | Oklahoma |
| 14 | Mamie Hughes | 9 | daughter | — | Oklahoma |
| 15 | Mary Hughes | 6 | daughter | — | Oklahoma |
| 16 | James H. Allen | 35 | head | Carpenter Foreman | Minnesota |
| 17 | Jamie Q Allen | 26 | wife | — | Oklahoma |
| 18 | Norma Allen | 9 | daughter | — | Colorado |
| 19 | Roy Allen | 7 | son | — | Colorado |
| 20 | Melba Allen | 5 | daughter | — | Oklahoma |
| 21 | Donna Mae Allen | 3 | daughter | — | Oklahoma |
| 22 | Verda Q Jones | 33 | head | New Worker | Missouri |
| 23 | Charles Jones | 15 | son | New Worker | Oklahoma |
| 24 | Leona Jones | 14 | daughter | New Worker | Oklahoma |
| 25 | Wm E. Jones | 8 | son | — | Oklahoma |
| 26 | Robert Jones | 7 | son | — | Oklahoma |
| 27 | Wanda Jones | 5 | daughter | — | Oklahoma |
| 28 | Melba Jones | 2 | daughter | — | Oklahoma |
| 29 | Melvin Jones | 2 | son | — | Oklahoma |
| 30 | Bert Q Henry | 47 | head | Foreman | Georgia |
| 31 | Eula Henry | 20 | wife | — | Arkansas |
| 32 | John Henry | 2 | son | — | Oklahoma |
| 33 | Roswell Q Huffman | 37 | head | Hired Hand | Louisiana |
| 34 | Mattie Huffman | 36 | wife | — | Nebraska |
| 35 | Samuel Huffman | 14 | son | New Worker | Oklahoma |
| 36 | Jonathan Huffman | 12 | son | — | Oklahoma |
| 37 | Roswell Jr Huffman | 8 | son | — | Oklahoma |
| 38 | Ben D Moore | 45 | head | Laborer | Arkansas |
| 39 | Charity Moore | 36 | wife | Laborer | Oklahoma |
| 40 | Cherry Moore | 16 | daughter | New Worker | Oklahoma |
Pedigree Summary
Mary + 2 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)