MH
Mary Hardy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Columbia-County, Arkansas
Our Model Tree links this Mary Hardy across the 1920, 1930 and 1940 US Censuses in Columbia-County, Arkansas (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 4-person household.
Age 59
b. ~1881
Female
Spouse
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Columbia-County, Arkansas |
| Surname | Hardy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Buena Vista Twp |
| 1935 Residence (County) | Columbia |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Buena Vista Twp |
| Est. Birth Year | ~1881 |
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 |
|---|---|---|---|---|
| Lee Hardy | Head | — | 72 | ~1868 |
| T Hardy | Other | — | 9 | ~1931 |
| Dan Hardy | Son | — | 40 | ~1900 |
| Mary Hardy | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Columbia, Arkansas
Spouse, age 38
Columbia, Arkansas · implied b. ~1882 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardy |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Columbia, Arkansas
Spouse, age 46
Columbia, Arkansas · implied b. ~1884 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardy |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 22 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | No |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Columbia-County, Arkansas
Spouse, age 59
Columbia-County, Arkansas · implied b. ~1881 — 4 household members
| Surname | Hardy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Buena Vista Twp |
| 1935 Residence (County) | Columbia |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Hardy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hardy
Spouse · 1940 · age 59 · b. ~1881 · Arkansas
★ 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 — Columbia-County, Arkansas
Open full size
1940 US Federal Census — Columbia-County, Arkansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00126-00105)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lee Hardy | 72 | Head | Farmer | Louisiana |
| 42 | Mary Hardy THIS PERSON | 59 | Wife | — | Louisiana |
| 43 | Dan Hardy | 40 | Son | Laborer | Arkansas |
| 44 | T. L. Hardy | 9 | Nephew | — | Arkansas |
| 45 | D. L. Harmon | 61 | Head | Manager | South Carolina |
| 46 | Joanna Harmon | 58 | Wife | — | South Carolina |
| 47 | David Harmon | 33 | Son | Laborer | Arkansas |
| 48 | Allene Harmon | 20 | Daughter | — | Arkansas |
| 49 | Vera Harmon | 18 | Daughter | — | Arkansas |
| 50 | R. V. Beeson | 42 | Head | Laborer | Arkansas |
| 51 | Sallie Beeson | 49 | Wife | — | Arkansas |
| 52 | Fred Chappel | 24 | Head | Farmer | Arkansas |
| 53 | Mary Grissom | 56 | Mother | — | Arkansas |
| 54 | Leona Chappel | 17 | Sister | Laborer | Arkansas |
| 55 | Naomi Chappel | 15 | Sister | Laborer | Arkansas |
| 56 | Odum Cummings | 26 | Head | Farmer | Arkansas |
| 57 | Marion Cummings | 21 | Brother | Laborer | Arkansas |
| 58 | Angeline Cummings | 17 | Sister | — | Arkansas |
| 59 | Ada Cummings | 55 | Mother | — | Arkansas |
| 60 | H. M. Banks | 47 | Head | Farmer | Arkansas |
| 61 | Ruberta Banks | 39 | Wife | — | Arkansas |
| 62 | O. H. Banks | 22 | Son | Laborer | Arkansas |
| 63 | Erma Banks | 20 | Daughter | — | Arkansas |
| 64 | Jesse Banks | 18 | Son | Laborer | Arkansas |
| 65 | Neva Banks | 11 | Daughter | — | Arkansas |
| 66 | Orene Banks | 6 | Daughter | — | Arkansas |
| 67 | Archie Pearce | 38 | Head | Farmer | Arkansas |
| 68 | Annie Pearce | 22 | Wife | — | Arkansas |
| 69 | Larry Pearce | 1 | Son | — | Arkansas |
| 70 | W. L. Pearce | 60 | Head | Farmer | Arkansas |
| 71 | Willie Pearce | 60 | Wife | — | Arkansas |
| 72 | Velma Pearce | 35 | Daughter | — | Arkansas |
| 73 | Dorris Pearce | 16 | Daughter | — | Arkansas |
| 74 | Henry Colvin | 74 | Head | — | Louisiana |
| 75 | Pinkie Colvin | 73 | Wife | — | Louisiana |
| 76 | Essie Sears | 39 | Lodger | — | Louisiana |
| 77 | Willie Grissom | 52 | Head | Farmer | Arkansas |
| 78 | Willie Grissom | 31 | Wife | — | Arkansas |
| 79 | Edna Grissom | 15 | Daughter | — | Arkansas |
| 80 | Stephen Grissom | 84 | Head | Farmer | Georgia |
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)