RM
Richard Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Shawnee-County, Kansas
Our Model Tree links this Richard Mason across the 1930 and 1940 US Censuses in Shawnee-County, Kansas (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 6-person household.
Age 13
b. ~1927
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shawnee-County, Kansas |
| Surname | Mason |
| Given Name | Richard B |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Rossville Township |
| 1935 Residence (County) | Shawnee |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Rossville Township |
| Est. Birth Year | ~1927 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Kenneth Mason | Son | — | 5 | ~1935 |
| Elmer Mason | Head | — | 53 | ~1887 |
| Beatrice Mason | Spouse | — | 39 | ~1901 |
| Elsie Mason | Daughter | — | 12 | ~1928 |
| Donald Mason | Son | — | 6 | ~1934 |
| Richard Mason | Son | — | 13 | ~1927 |
Census Appearances
1930
Shawnee, Kansas
Son, age 3
Shawnee, Kansas · implied b. ~1927 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Richard C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Czechoslovakia |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Shawnee-County, Kansas
Son, age 13
Shawnee-County, Kansas · implied b. ~1927 — 6 household members
| Surname | Mason |
| Given Name | Richard B |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Rossville Township |
| 1935 Residence (County) | Shawnee |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Richard Mason across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Mason
Son · 1940 · age 13 · b. ~1927 · Kansas
★ You are viewing this record
Sibling
Kenneth Mason
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elsie Mason
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Mason
Sibling · 1940 · age 6
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 — Shawnee-County, Kansas
Open full size
1940 US Federal Census — Shawnee-County, Kansas
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01259-00201)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jim Stauffer | 68 | head | — | Kansas |
| 42 | Alice Stauffer | 49 | wife | — | Kansas |
| 43 | Joseph A Stauffer | 25 | son | Truck Driver | Kansas |
| 44 | Gail E Stauffer | 20 | son | Paper Hanger | Kansas |
| 45 | Aldie B Stauffer | 17 | son | — | Kansas |
| 46 | William Shelton | 83 | father-in-law | — | Iowa |
| 47 | Bennie L Reeser | 33 | head | Farmer | Kansas |
| 48 | Minnie L Reeser | 30 | wife | — | Kansas |
| 49 | Betty J Reeser | 5 | daughter | — | Kansas |
| 50 | Elmer E Mason | 53 | head | Farmer | Kansas |
| 51 | Beatrice Mason | 39 | wife | — | Czechoslovakia |
| 52 | Richard B Mason THIS PERSON | 13 | son | — | Kansas |
| 53 | Elsie M Mason | 12 | daughter | — | Kansas |
| 54 | Donald D Mason | 6 | son | — | Kansas |
| 55 | Kenneth L Mason | 5 | son | — | Kansas |
| 56 | William H Kerr | 48 | head | Farmer | Kansas |
| 57 | Ethel I Kerr | 48 | wife | — | Kansas |
| 58 | Glenn M Kerr | 22 | son | — | Kansas |
| 59 | Homer S Pruid | 40 | head | Farmer | Kansas |
| 60 | Arline J Pruid | 39 | wife | — | Kansas |
| 61 | Robert S Pruid | 5 | son | — | Kansas |
| 62 | Le Roy F Hartzell | 61 | head | Farmer | Kansas |
| 63 | Grace Hartzell | 54 | wife | — | Kansas |
| 64 | Philip E Hartzell | 26 | son | Farmer | Kansas |
| 65 | Richard Hartzell | 16 | son | — | Kansas |
| 66 | Ial O Mcmahon | 51 | head | Farmer | Iowa |
| 67 | Anna P Mcmahon | 51 | wife | — | Kansas |
| 68 | Anita L Mcmahon | 35 | daughter | Maid | Kansas |
| 69 | Bernice L Mcmahon | 22 | daughter | Maid | Kansas |
| 70 | Willard E Mcmahon | 20 | son | Laborer | Kansas |
| 71 | Owen J Mcmahon | 19 | son | — | Kansas |
| 72 | Howard D Mcmahon | 8 | son | — | Kansas |
| 73 | Martin E Treaty | 56 | head | Farmer | Kansas |
| 74 | Bella A Treaty | 53 | wife | — | Kansas |
| 75 | Calvin W Treaty | 23 | son | Telegraph Operator | Kansas |
| 76 | Everett J Treaty | 21 | son | — | Kansas |
| 77 | Ruth M Treaty | 17 | daughter | — | Kansas |
| 78 | Lester M Treaty | 10 | son | — | Kansas |
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)