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Mary Lyon — 1940 US Census Record
Model Tree available1940 United States Federal Census · Northampton-County, Virginia
Our Model Tree links this Mary Lyon across the 1920, 1930 and 1940 US Censuses in Northampton-County, Virginia (XGBoost, ~Confirmed), with identified parents Abraham & Jacob — first a daughter (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Northampton-County, Virginia |
| Surname | Lyon |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Mulatto |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Franktown Mag. District |
| 1935 Residence (County) | Northampton |
| Additional Details | |
| Occupation | Farm Labor |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 100 |
| Highest Grade | H-4 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Farm Laborer |
| Township / Ward | Franktown Mag District |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Lyon | Daughter | — | 21 | ~1919 |
| Susan Upshur | Other | — | 45 | ~1895 |
| Nancy Upshur | Spouse | — | 43 | ~1897 |
| Maggie Bailey | Daughter | — | 18 | ~1922 |
| William Upshur | Son | — | 23 | ~1917 |
| Vary Upshur | Son | — | 20 | ~1920 |
| Abraham Upshur | Head | — | 40 | ~1900 |
| John Upshur | Son | — | 19 | ~1921 |
Census Appearances
1920
Northampton, Virginia
Daughter, age 1
Northampton, Virginia · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lyon |
| Given Name | Mabel E. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | none |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Northampton, Virginia
Daughter, age 11
Northampton, Virginia · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lyon |
| Given Name | Maud E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Northampton-County, Virginia
Daughter, age 21
Northampton-County, Virginia · implied b. ~1919 — 8 household members
| Surname | Lyon |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Mulatto |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Franktown Mag. District |
| 1935 Residence (County) | Northampton |
| Occupation | Farm Labor |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 100 |
| Highest Grade | H-4 |
| 1935 Residence | Virginia |
| 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 Lyon across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Abraham Upshur (~0.92 confidence) and father Jacob Lyon (~0.92 confidence) and father John Lyon (~0.92 confidence) and mother Alma Lyon (~0.92 confidence) and mother Emma Lyon (~0.92 confidence) and mother Nancy Upshur (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Abraham Upshur
b. ~1900
Source father
● Household
· direct · ~0.92
Father
Jacob Lyon
b. ~1879
Source father
● Household
· direct · ~0.92
Father
John Lyon
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Alma Lyon
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Emma Lyon
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Nancy Upshur
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Lyon
Daughter · 1940 · age 21 · b. ~1919 · Virginia
★ You are viewing this record
Sibling
William Upshur
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maggie Bailey
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Upshur
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vary Upshur
Sibling · 1940 · age 20
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 — Northampton-County, Virginia
Open full size
1940 US Federal Census — Northampton-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04280-00381)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Herbert S. Wilson | 57 | Head | Farmer | Virginia |
| 42 | Carrie E. Wilson | 59 | Wife | — | Virginia |
| 43 | Virginia Ab Wilson | 28 | Daughter | — | Virginia |
| 44 | Abraham Upshur | 40 | Head | Farm Hand | Virginia |
| 45 | Nancy Upshur | 43 | Wife | — | Virginia |
| 46 | Vary Upshur | 20 | Son | Farm Hand | Virginia |
| 47 | John Upshur | 19 | Son | — | Virginia |
| 48 | William Upshur | 23 | Son | Farm Hand | Virginia |
| 49 | Mary Lou Lyon THIS PERSON | 21 | Daughter | Farm Labor | Virginia |
| 50 | Maggie Lee Bailey | 18 | Daughter | Farm Labor | Virginia |
| 51 | Susan Upshur | 45 | Mother-in-law | — | Virginia |
| 52 | A. Garf Ashby | 59 | Head | Farmer | Virginia |
| 53 | Alice Ashby | 56 | Wife | — | Delaware |
| 54 | Mary V. Ashby | 32 | Daughter | — | Virginia |
| 55 | Ned Ashby | 24 | Son | Laborer | Virginia |
| 56 | Nancy Ashby | 20 | Daughter | Office Work | Virginia |
| 57 | Emily Ashby | 17 | Daughter | — | Virginia |
| 58 | Leroy Ashburry|Ashbury | 21 | Head | Farm Hand | Virginia |
| 59 | Elizabeth Ashburry|Ashbury | 16 | Wife | — | Virginia |
| 60 | Virginia Taylor | 37 | Mother-in-law | House Work | Virginia |
| 61 | Milton Taylor | 13 | Brother-in-law | Farm Hand | Virginia |
| 62 | Lynwood Taylor | 10 | Brother-in-law | — | Virginia |
| 63 | Kaster Taylor | 8 | Brother-in-law | — | Virginia |
| 64 | John Taylor | 3 | Brother-in-law | — | Virginia |
| 65 | Forrest E. Gladden | 50 | Head | Farmer | Virginia |
| 66 | Minnie Gladden | 49 | Wife | — | Virginia |
| 67 | Forrest E. Jr. Gladden | 13 | Son | — | Virginia |
| 68 | Rosser S. Finney | 30 | Head | Farm Hand | Virginia |
| 69 | Claudia Finney | 32 | Wife | — | Virginia |
| 70 | Victoria Finney | 15 | Daughter | Farm Help | Virginia |
| 71 | Catherine Finney | 13 | Daughter | — | Virginia |
| 72 | Clifton Finney | 11 | Son | — | Virginia |
| 73 | Mildred Lee Finney | 8 | Daughter | — | Virginia |
| 74 | Edward Finney | 2 | Son | — | Virginia |
| 75 | Shirley Finney | 0 | Daughter | — | Virginia |
| 76 | V. O. Arnold | 34 | Head | Farm Labor | Virginia |
| 77 | Naomi Arnold | 25 | Wife | — | Virginia |
| 78 | Marion Lee Arnold | 7 | Daughter | — | Virginia |
| 79 | Ventrice Arnold | 5 | Daughter | — | Virginia |
| 80 | John Major | 38 | Head | Fisher | Virginia |
Pedigree Summary
Mary + 4 siblings
Gen 1 · 6 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)