BJ
Bertha Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Loudoun-County, Virginia
Our Model Tree links this Bertha Jackson across the 1920, 1930 and 1940 US Censuses in Loudoun-County, Virginia (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 5-person household.
Age 42
b. ~1898
Female
Spouse
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Loudoun-County, Virginia |
| Surname | Jackson |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Mercer District |
| 1935 Residence (County) | Loudoun |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Mercer District |
| Est. Birth Year | ~1898 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Ernest Jackson | Son | — | 19 | ~1921 |
| Bertha Jackson | Spouse | — | 42 | ~1898 |
| Thomas Jackson | Son | — | 10 | ~1930 |
| Emma Jackson | Daughter | — | 14 | ~1926 |
| Ernest Jackson | Head | — | 59 | ~1881 |
Census Appearances
1920
Loudoun, Virginia
Other, age 24
Loudoun, Virginia · implied b. ~1896 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Bertha |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Loudoun, Virginia
Other, age 35
Loudoun, Virginia · implied b. ~1895 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Bertha |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 18 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Maid |
| Industry | At Private Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Loudoun-County, Virginia
Spouse, age 42
Loudoun-County, Virginia · implied b. ~1898 — 5 household members
| Surname | Jackson |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Mercer District |
| 1935 Residence (County) | Loudoun |
| Highest Grade | No 2 |
| 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 Bertha Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha Jackson
Spouse · 1940 · age 42 · b. ~1898 · Virginia
★ You are viewing this record
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
40 people indexed on this census page (nara:1940:m-t0627-04274-00446)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Goldie A. Jackson | 7 | Daughter | — | Virginia |
| 42 | Louise M. Jackson | 4 | Daughter | — | Virginia |
| 43 | Alice V. Jackson | 2 | Daughter | — | Virginia |
| 44 | James W. Anderson | 58 | Head | Horse Trainer | Virginia |
| 45 | Marie E. Anderson | 58 | Wife | — | Virginia |
| 46 | Thomas H. Anderson | 29 | Son | Groom - Horses | Virginia |
| 47 | Gabriel B. Halle | 77 | Head | Groom - Horses | England |
| 48 | Constance M. Halle | 73 | Wife | — | England |
| 49 | Barrington B. Halle | 44 | Son | — | England |
| 50 | Mary V. Halle | 43 | Wife | — | England |
| 51 | Mary C. Halle | 9 | Daughter | — | Virginia |
| 52 | David B. Halle | 7 | Son | — | Virginia |
| 53 | Jack A. Walters | 34 | Head | Horse Trainer | England |
| 54 | Sabina M. Walters | 34 | Wife | — | England |
| 55 | John F. Walters | 11 | Son | — | England |
| 56 | Duncan Walters | 8 | Son | — | Virginia |
| 57 | Gusta Solin | 37 | Head | Caretaker | Massachusetts |
| 58 | Elli Solin | 32 | Wife | Housekeeper | Finland |
| 59 | Robert Solin | 6 | Son | — | New York |
| 60 | Clarence Brown | 50 | Head | Chauffeur | Maryland |
| 61 | Ida Brown | 43 | Wife | — | Virginia |
| 62 | Doris M. Brown | 17 | Daughter | Nurse | Maryland |
| 63 | Edith Brown | 16 | Daughter | — | Maryland |
| 64 | Barbara E. Brown | 12 | Daughter | — | Virginia |
| 65 | Robert A. Brown | 11 | Son | — | Virginia |
| 66 | Mollie A. Brown | 9 | Daughter | — | Virginia |
| 67 | Ida L. Brown | 7 | Daughter | — | Virginia |
| 68 | David A. Brown | 1 | Son | — | Virginia |
| 69 | Harry J. Howard | 42 | Head | Butler | Virginia |
| 70 | Nannie V. Howard | 35 | Wife | — | Virginia |
| 71 | Leon R. Howard | 17 | Son | — | Virginia |
| 72 | Alice V. Howard | 9 | Daughter | — | Virginia |
| 73 | Harry J. Howard | 5 | Son | — | Virginia |
| 74 | Curtis E. Howard | 3 | Son | — | Virginia |
| 75 | Roland B. Howard | 1 | Son | — | Virginia |
| 76 | Ernest Jackson | 59 | Head | Laborer | Virginia |
| 77 | Bertha Jackson THIS PERSON | 42 | Wife | — | Virginia |
| 78 | Ernest J. Jackson | 19 | Son | — | Virginia |
| 79 | Emma L. Jackson | 14 | Daughter | — | Virginia |
| 80 | Thomas R. Jackson | 10 | 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)