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Margaret Moore — 1940 US Census Record
Model Tree available1940 United States Federal Census · Loudoun-County, Virginia
Our Model Tree links this Margaret Moore across the 1920, 1930 and 1940 US Censuses in Loudoun-County, Virginia (XGBoost, ~Confirmed), with identified parents Nellie & Guy — first a daughter (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Loudoun-County, Virginia |
| Surname | Moore |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Lovettsville town |
| 1935 Residence (County) | Loudoun |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 420 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Teacher |
| Township / Ward | Lovettsville Town |
| Est. Birth Year | ~1918 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Moore | Daughter | — | 22 | ~1918 |
| Guy Moore | Head | — | 51 | ~1889 |
| Paul Moore | Son | — | 21 | ~1919 |
| Nellie Moore | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Loudoun, Virginia
Other, age 1
Loudoun, Virginia · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moore |
| Given Name | Margaret Ann |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Virginia |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Loudoun, Virginia
Other, age 11
Loudoun, Virginia · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moore |
| Given Name | Margaret L. |
| Relationship to Head | grand daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Virginia |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Loudoun-County, Virginia
Daughter, age 22
Loudoun-County, Virginia · implied b. ~1918 — 4 household members
| Surname | Moore |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Lovettsville town |
| 1935 Residence (County) | Loudoun |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 420 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| 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 Margaret Moore across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Nellie Moore (~0.92 confidence) and father Guy Moore (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Nellie Moore
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Guy Moore
b. ~1889
Source father
● Household
· direct · ~0.92
This person
Anchor record
Margaret Moore
Daughter · 1940 · age 22 · b. ~1918 · Virginia
★ You are viewing this record
Sibling
Paul Moore
Sibling · 1940 · age 21
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 — Loudoun-County, Virginia
Open full size
1940 US Federal Census — Loudoun-County, Virginia
Page Contents
8 people indexed on this census page (nara:1940:m-t0627-04274-00319)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Guy T. Moore | 51 | Head | Clerk | Virginia |
| 2 | Nellie A. Moore | 55 | Wife | — | Virginia |
| 3 | Margaret Moore THIS PERSON | 22 | Daughter | Teacher | Virginia |
| 4 | Paul Moore | 21 | Son | — | Virginia |
| 5 | George H. Viets | 61 | Head | Insurance Agent | Virginia |
| 6 | Carrie M. Viets | 62 | Wife | — | Virginia |
| 7 | Bruce Everhart | 25 | Head | Trackman | Virginia |
| 8 | Thelma Everhart | 26 | Wife | — | Virginia |
Pedigree Summary
Margaret + 1 sibling
Gen 1 · 2 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)