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Mary Buchanan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tazewell-County, Virginia
Our Model Tree links this Mary Buchanan across the 1930 and 1940 US Censuses in Tazewell-County, Virginia (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 13-person household.
Age 46
b. ~1894
Female
Spouse
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Tazewell-County, Virginia |
| Surname | Buchanan |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Clear Fork Mag Dist |
| 1935 Residence (County) | Tazewell |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Clear Fork Mag Dist |
| Est. Birth Year | ~1894 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Chas Dickenson | Other | — | 5 | ~1935 |
| Laurel Buchanan | Son | — | 15 | ~1925 |
| Effie Weaver | Daughter | — | 27 | ~1913 |
| Samuel Buchanan | Head | — | 57 | ~1883 |
| Mary Buchanan | Spouse | — | 46 | ~1894 |
| Jim Dickenson | Other | — | 4 | ~1936 |
| Walter Buchanan | Son | — | 22 | ~1918 |
| Samuel Buchanan | Son | — | 19 | ~1921 |
| Paul Buchanan | Son | — | 10 | ~1930 |
| Helen Buchanan | Daughter | — | 21 | ~1919 |
| Alex Buchanan | Son | — | 13 | ~1927 |
| Edw Buchanan | Son | — | 20 | ~1920 |
| Linnie Weaver | Other | — | 7 | ~1933 |
Census Appearances
1930
Tazewell, Virginia
Other, age 34
Tazewell, Virginia · implied b. ~1896 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buchanan |
| Given Name | Mary E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 18 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Tazewell-County, Virginia
Spouse, age 46
Tazewell-County, Virginia · implied b. ~1894 — 13 household members
| Surname | Buchanan |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Clear Fork Mag Dist |
| 1935 Residence (County) | Tazewell |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | 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 Mary Buchanan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Buchanan
Spouse · 1940 · age 46 · b. ~1894 · Virginia
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Tazewell-County, Virginia
Open full size
1940 US Federal Census — Tazewell-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04298-00377)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Glenn Hager | 10 | Son | — | Virginia |
| 42 | Bernie Lee Hager | 5 | Daughter | — | Virginia |
| 43 | Ernest W Hager | 1 | Son | — | Virginia |
| 44 | Margaret L Wilson | 70 | Head | — | No Carolina |
| 45 | Theodore T Williams | 22 | Head | Switchman | Virginia |
| 46 | Martha A Williams | 17 | Wife | — | Virginia |
| 47 | Hester T G Williams | 0 | Son | — | Virginia |
| 48 | Henry T Pauly | 40 | Head | Railway | Virginia |
| 49 | Laura Pauly | 32 | Wife | — | West Virginia |
| 50 | James M Pauly | 16 | Son | — | Virginia |
| 51 | Ruth A Pauly | 14 | Daughter | — | Virginia |
| 52 | Cyrilda F Pauly | 12 | Daughter | — | Virginia |
| 53 | Chas R Pauly | 10 | Son | — | Virginia |
| 54 | Henry P Pauly | 8 | Son | — | Virginia |
| 55 | Geo R Pauly | 6 | Son | — | Virginia |
| 56 | Early C Pauly | 3 | Son | — | Virginia |
| 57 | Bertha A Pauly | 3 | Daughter | — | Virginia |
| 58 | Walter B Melvin | 30 | Head | Laborer | Virginia |
| 59 | Clara Melvin | 24 | Wife | — | Virginia |
| 60 | Walter B Jr Melvin | 6 | Son | — | Virginia |
| 61 | Margaret Lee Melvin | 4 | Daughter | — | Virginia |
| 62 | Luther Geo Melvin | 3 | Son | — | Virginia |
| 63 | Samuel Buchanan | 57 | Head | Laborer | Virginia |
| 64 | Mary A Buchanan THIS PERSON | 46 | Wife | — | Virginia |
| 65 | Walter Buchanan | 22 | Son | Tipple Laborer | Virginia |
| 66 | Helen Buchanan | 21 | Daughter | — | Virginia |
| 67 | Edw Buchanan | 20 | Son | Laborer | Virginia |
| 68 | Samuel Jr Buchanan | 19 | Son | Driver | Virginia |
| 69 | Laurel Buchanan | 15 | Son | — | Virginia |
| 70 | Alex Buchanan | 13 | Son | — | Virginia |
| 71 | Paul Buchanan | 10 | Son | — | Virginia |
| 72 | Effie L Weaver | 27 | Daughter | — | Virginia |
| 73 | Linnie Weaver | 7 | G Son | — | Virginia |
| 74 | Chas Dickenson | 5 | G Son | — | Virginia |
| 75 | Jim Bob Dickenson | 4 | G Son | — | Virginia |
| 76 | James Melvin | 60 | Head | — | Virginia |
| 77 | Emily M Melvin | 52 | Wife | — | Virginia |
| 78 | James O Melvin | 29 | Son | Laborer | Virginia |
| 79 | Amy Lee Melvin | 27 | Daughter | Maid | Virginia |
| 80 | Lottie E Melvin | 23 | Daughter | — | Virginia |
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)