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Helen Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Fairfax-County, Virginia
Our Model Tree links this Helen Harris across the 1930 and 1940 US Censuses in Fairfax-County, Virginia (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 12-person household.
Age 15
b. ~1925
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Fairfax-County, Virginia |
| Surname | Harris |
| Given Name | Helen M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Fairfax |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Centerville Mag |
| 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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Harris | Daughter | — | 15 | ~1925 |
| Julia Harris | Daughter | — | 14 | ~1926 |
| Virginia Harris | Daughter | — | 8 | ~1932 |
| Ada Harris | Daughter | — | 6 | ~1934 |
| Mozell Harris | Daughter | — | 13 | ~1927 |
| Betty Harris | Daughter | — | 11 | ~1929 |
| Mary Harris | Daughter | — | 17 | ~1923 |
| Pearl Harris | Daughter | — | 4 | ~1936 |
| Joseph Harris | Head | — | 44 | ~1896 |
| Joseph Harris | Son | — | 2 | ~1938 |
| Herbert Harris | Son | — | 10 | ~1930 |
| Virginia Harris | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Fairfax, Virginia
Daughter, age 5
Fairfax, Virginia · implied b. ~1925 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Wash D.C. |
| Mother's Birthplace | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Fairfax-County, Virginia
Daughter, age 15
Fairfax-County, Virginia · implied b. ~1925 — 12 household members
| Surname | Harris |
| Given Name | Helen M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Fairfax |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 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 Helen Harris across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Harris
Daughter · 1940 · age 15 · b. ~1925 · Virginia
★ You are viewing this record
Sibling
Ada Harris
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Harris
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Harris
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Harris
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Harris
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearl Harris
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Harris
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Harris
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mozell Harris
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 — Fairfax-County, Virginia
Open full size
1940 US Federal Census — Fairfax-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04261-00053)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Shirley M. Brinkman | 7 | Granddaughter | — | Virginia |
| 2 | Clyde V. Matthews | 59 | Head | Farmer | Virginia |
| 3 | Grace L. Matthews | 54 | Wife | Supervisor | Virginia |
| 4 | Milton H. Johnson | 66 | Head | — | Virginia |
| 5 | Olivia C. Johnson | 60 | Wife | — | Virginia |
| 6 | Redman Hickey | 40 | Head | — | Virginia |
| 7 | John Armstead | 36 | Head | Farmhand | Virginia |
| 8 | Blanche Armstead | 39 | Wife | — | Virginia |
| 9 | John W. Gellin | 53 | Head | Manager | Illinois |
| 10 | Mary V. Gellin | 54 | Wife | — | Virginia |
| 11 | Helen Bradfield | 3 | Orphan | — | Virginia |
| 12 | Joseph V. Harris | 44 | Head | Laborer | Washington D.C. |
| 13 | Virginia C. Harris | 39 | Wife | — | Virginia |
| 14 | Mary E. Harris | 17 | Daughter | New Worker | Virginia |
| 15 | Helen M. Harris THIS PERSON | 15 | Daughter | — | Virginia |
| 16 | Julia R. Harris | 14 | Daughter | — | Virginia |
| 17 | Mozell Harris | 13 | Daughter | — | Virginia |
| 18 | Betty Lou Harris | 11 | Daughter | — | Virginia |
| 19 | Herbert Harris | 10 | Son | — | Virginia |
| 20 | Virginia Harris | 8 | Daughter | — | Virginia |
| 21 | Ada May Harris | 6 | Daughter | — | Virginia |
| 22 | Pearl Harris | 4 | Daughter | — | Virginia |
| 23 | Joseph V. Jr. Harris | 2 | Son | — | Virginia |
| 24 | Anthony Hart | 58 | Head | Post Master | Maryland |
| 25 | Fannie C. Hart | 60 | Wife | — | Virginia |
| 26 | John Hart | 27 | Son | Machinist | Virginia |
| 27 | Winfield S. Clinton | 38 | Head | Railway Postal Clerk | New York |
| 28 | Pauline D. Clinton | 36 | Wife | — | Washington D.C. |
| 29 | Mildred A. Clinton | 16 | Daughter | — | Virginia |
| 30 | Madeline S. Clinton | 15 | Daughter | — | Virginia |
| 31 | George S. Kidwell | 65 | Head | Foreman | Virginia |
| 32 | Hattie G. Kidwell | 64 | Wife | — | Washington D.C. |
| 33 | James Buckley | 28 | Son-in-law | Audit Clerk | Virginia |
| 34 | Wanda M. Buckley | 26 | Daughter | — | Virginia |
| 35 | Octavio H. Rosado | 32 | Head | Farmer | Mexico |
| 36 | Medora W. Rosado | 30 | Wife | Typist Clerk | Oklahoma |
| 37 | Gloria A. Rosado | 21 | Sister | Steno Typist | Louisiana |
| 38 | Elida Robey | 65 | Head | Farmhelp | Virginia |
| 39 | Mary R. Robey | 57 | Wife | — | Virginia |
| 40 | Charles H. Robey | 34 | Son | Tractor Junior Operator | Virginia |
Related Census Records
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)