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Mary Mccoy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Reno-County, Kansas
Our Model Tree links this Mary Mccoy across the 1920, 1930 and 1940 US Censuses in Reno-County, Kansas (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 4-person household.
Age 49
b. ~1891
Female
Spouse
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Reno-County, Kansas |
| Surname | McCoy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Center Township |
| 1935 Residence (County) | Reno |
| Additional Details | |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Center 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 Mary | Age | Birth yr |
|---|---|---|---|---|
| W Mccoy | Head | — | 51 | ~1889 |
| Stanley Mccoy | Son | — | 23 | ~1917 |
| William Mccoy | Son | — | 20 | ~1920 |
| Mary Mccoy | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Reno, Kansas
Spouse, age 29
Reno, Kansas · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Kansas |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Reno, Kansas
Spouse, age 39
Reno, Kansas · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 24 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Reno-County, Kansas
Spouse, age 49
Reno-County, Kansas · implied b. ~1891 — 4 household members
| Surname | McCoy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Center Township |
| 1935 Residence (County) | Reno |
| Highest Grade | H 3 |
| 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 Mary Mccoy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Mccoy
Spouse · 1940 · age 49 · b. ~1891 · Kansas
★ 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 — Reno-County, Kansas
Open full size
1940 US Federal Census — Reno-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01253-00091)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Norma June Buckley | 7 | Daughter | — | Kansas |
| 42 | Donna Jean Buckley | 2 | Daughter | — | Kansas |
| 43 | Frank D. Wood | 70 | Head | — | Illinois |
| 44 | George Wood | 68 | Brother | — | Illinois |
| 45 | Fred G. Regier | 43 | Head | Farmer | Kansas |
| 46 | Nell Regier | 43 | Wife | — | Kansas |
| 47 | Jack Regier | 16 | Son | — | Kansas |
| 48 | Barbara Regier | 9 | Daughter | — | Kansas |
| 49 | William E. Ross | 35 | Head | Farm Labor | Texas |
| 50 | Edith D. Ross | 32 | Wife | — | Kansas |
| 51 | Keith C. Ross | 5 | Son | — | Kansas |
| 52 | Katherine M. Ross | 2 | Daughter | — | Oklahoma |
| 53 | John E. R. Gruson | 64 | Head | Farmer | Illinois |
| 54 | Grace E. Gruson | 58 | Wife | — | Indiana |
| 55 | Dorothy A. Gruson | 24 | Daughter | — | Kansas |
| 56 | Courtney D. Eisiminger | 64 | Head | Farmer | Illinois |
| 57 | Nellie Eisiminger | 61 | Wife | — | Kansas |
| 58 | Genevieve Crowell | 65 | Lodger | — | Illinois |
| 59 | Lacey D. Eisiminger | 50 | Head | Farmer | Kansas |
| 60 | Mae Eisiminger | 54 | Wife | — | Kansas |
| 61 | Lloyd Eisiminger | 25 | Son | Farm Labor | Kansas |
| 62 | Ruth Eisiminger | 19 | Daughter | — | Kansas |
| 63 | Otha Eisiminger | 29 | Son | Section Labor | Kansas |
| 64 | Clarence E. D. Hamilton | 39 | Head | Farmer | Kansas |
| 65 | Frances Hamilton | 39 | Wife | — | Kansas |
| 66 | Ronald Hamilton | 5 | Son | — | Kansas |
| 67 | Fred S. Brown | 54 | Head | Farmer | Kansas |
| 68 | Stella M. Brown | 51 | Wife | — | Nebraska |
| 69 | Esther Brown | 19 | Daughter | — | Kansas |
| 70 | Elmer Brown | 18 | Son | — | Kansas |
| 71 | Bert Pearson | 66 | Lodger | — | Illinois |
| 72 | W. Ross Mccoy | 51 | Head | Farmer | Missouri |
| 73 | Mary Mccoy THIS PERSON | 49 | Wife | — | Kansas |
| 74 | Stanley W. Mccoy | 23 | Son | Farm Labor | Kansas |
| 75 | William A. Mccoy | 20 | Son | Farm Labor | Kansas |
| 76 | James A. B. Markham | 65 | Head | Farmer | Kansas |
| 77 | Stella B. Markham | 61 | Wife | — | Kansas |
| 78 | Herbert A. Markham | 32 | Son | Section Foreman | Kansas |
| 79 | William J. Markham | 26 | Son | Farm Labor | Kansas |
| 80 | Fred Markham | 21 | Son | Farm Labor | 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)