MD
Margaret Dunn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Prince-William-County, Virginia
Our Model Tree links this Margaret Dunn across the 1930 and 1940 US Censuses in Prince-William-County, Virginia (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 10-person household.
Age 15
b. ~1925
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Prince-William-County, Virginia |
| Surname | Dunn |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Gainesville Mag. District |
| 1935 Residence (County) | Prince William |
| Additional Details | |
| Hours Worked | 6 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Gainesville Mag District |
| Est. Birth Year | ~1925 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Virginia Dunn | Daughter | — | 18 | ~1922 |
| Margaret Dunn | Daughter | — | 15 | ~1925 |
| Ruth Dunn | Daughter | — | 9 | ~1931 |
| Elizabeth Herring | Daughter | — | 18 | ~1922 |
| Ruby Dunn | Daughter | — | 13 | ~1927 |
| John Dunn | Head | — | 53 | ~1887 |
| Jack Herring | Other | — | 4 | ~1936 |
| Sydney Dunn | Son | — | 28 | ~1912 |
| John Dunn | Son | — | 23 | ~1917 |
| Dela Dunn | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Prince William, …
Daughter, age 5
Prince William, Virginia · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dean |
| Given Name | Margaret R |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Prince-William-County, Virginia
Daughter, age 15
Prince-William-County, Virginia · implied b. ~1925 — 10 household members
| Surname | Dunn |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Gainesville Mag. District |
| 1935 Residence (County) | Prince William |
| Hours Worked | 6 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 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 Margaret Dunn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Dunn
Daughter · 1940 · age 15 · b. ~1925 · Virginia
★ You are viewing this record
Sibling
John Dunn
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Dunn
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sydney Dunn
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Herring
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Dunn
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruby Dunn
Sibling · 1940 · age 13
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 — Prince-William-County, Virginia
Open full size
1940 US Federal Census — Prince-William-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04286-00313)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Benjamin Foy | 7 | Son | — | Virginia |
| 2 | Hunter Foy | 6 | Son | — | Virginia |
| 3 | Sue Foy | 4 | Daughter | — | Virginia |
| 4 | Elymer Foy | 1 | Daughter | — | Virginia |
| 5 | Anna Buracker | 20 | Servant | Maid | Virginia |
| 6 | Levi Mcclanahan | 35 | Head | Laborer | Virginia |
| 7 | Virgie Mcclanahan | 21 | Wife | — | Virginia |
| 8 | Roly Mcclanahan | 2 | Son | — | Virginia |
| 9 | William Grissom | 49 | Head | Proprietor | Virginia |
| 10 | Minnie Grissom | 49 | Wife | — | Virginia |
| 11 | Mae Grissom | 25 | Daughter | — | Virginia |
| 12 | Henry Grissom | 20 | Son | Clerk | Virginia |
| 13 | Mildred Grissom | 14 | Daughter | — | Virginia |
| 14 | Milton Grissom | 9 | Son | — | Virginia |
| 15 | June Grissom | 6 | Daughter | — | Virginia |
| 16 | Mabel S. Cox | 47 | Head | — | Virginia |
| 17 | John E. Cox | 13 | Son | — | Virginia |
| 18 | Margaret Cox | 11 | Daughter | — | Virginia |
| 19 | Walter Miller | 8 | Lodger | — | Virginia |
| 20 | Charles Miller | 6 | Lodger | — | Virginia |
| 21 | George Pearson | 6 | Lodger | — | Virginia |
| 22 | Mae S. Gallagher | 65 | Head | — | Virginia |
| 23 | Annie B. Smith | 45 | Daughter | — | Virginia |
| 24 | Olive Smith | 18 | Daughter | — | Virginia |
| 25 | J. F. White | 65 | Lodger | Foreman Cement Const | Virginia |
| 26 | Dewey Jenkins | 45 | Lodger | Civil Engineer | Virginia |
| 27 | Louisa Cleveland | 30 | Cook | Cook | Virginia |
| 28 | John H. Dunn | 53 | Head | Farmer | Virginia |
| 29 | Dela Dunn | 49 | Wife | — | Virginia |
| 30 | Sydney Dunn | 28 | Son | Truck Driver | Virginia |
| 31 | John A. Jr. Dunn | 23 | Son | Truck Driver | Virginia |
| 32 | Virginia Dunn | 18 | Daughter | — | Virginia |
| 33 | Margaret Dunn THIS PERSON | 15 | Daughter | — | Virginia |
| 34 | Ruby Dunn | 13 | Daughter | — | Virginia |
| 35 | Ruth Dunn | 9 | Daughter | — | Virginia |
| 36 | Elizabeth Herring | 18 | Daughter | — | Virginia |
| 37 | Jack Herring | 4 | Grandson | — | Virginia |
| 38 | Lawrence Worley | 30 | Head | Clerk | Virginia |
| 39 | Virginia Worley | 23 | Wife | — | Virginia |
| 40 | Lawrence Jr. Worley | 2 | Son | — | 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)