BJ
Bertha Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Chester-County, Pennsylvania
Our Model Tree links this Bertha Jackson across the 1930 and 1940 US Censuses in Chester-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 13-person household.
Age 47
b. ~1893
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Chester-County, Pennsylvania |
| Surname | Jackson |
| Given Name | Bertha S. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | East Bradford township |
| 1935 Residence (County) | Chester |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | East Bradford Township |
| Est. Birth Year | ~1893 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Holley Jackson | Son | — | 10 | ~1930 |
| Pearl Jackson | Daughter | — | 17 | ~1923 |
| Lester Jackson | Head | — | 47 | ~1893 |
| Edgar Jackson | Son | — | 9 | ~1931 |
| Bertha Jackson | Spouse | — | 47 | ~1893 |
| Anabelle Walker | Daughter | — | 24 | ~1916 |
| Ines Jackson | Daughter | — | 12 | ~1928 |
| William Cole | Other | — | 26 | ~1914 |
| Lester Jackson | Son | — | 14 | ~1926 |
| Richard Walker | Other | — | 53 | ~1887 |
| Samuel Jackson | Son | — | 6 | ~1934 |
| Vivian Walker | Daughter | — | 5 | ~1935 |
| Arlene Walker | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Chester, Pennsylvania
Spouse, age 37
Chester, Pennsylvania · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 25 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Delaware |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Chester-County, Pennsylvania
Spouse, age 47
Chester-County, Pennsylvania · implied b. ~1893 — 13 household members
| Surname | Jackson |
| Given Name | Bertha S. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | East Bradford township |
| 1935 Residence (County) | Chester |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Bertha Jackson
Spouse · 1940 · age 47 · b. ~1893 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Chester-County, Pennsylvania
Open full size
1940 US Federal Census — Chester-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03464-00701)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Mccullough | 68 | Maid | Housekeeper | New York |
| 2 | Lester D. Jackson | 47 | Head | Farm Laborer | Pennsylvania |
| 3 | Bertha S. Jackson THIS PERSON | 47 | Wife | — | Pennsylvania |
| 4 | Pearl I. Jackson | 17 | Daughter | — | Pennsylvania |
| 5 | Lester Jr. Jackson | 14 | Son | — | Pennsylvania |
| 6 | Ines E. Jackson | 12 | Daughter | — | Pennsylvania |
| 7 | Holley W. Jackson | 10 | Son | — | Pennsylvania |
| 8 | Edgar Jackson | 9 | Son | — | Pennsylvania |
| 9 | Samuel Jackson | 6 | Son | — | Pennsylvania |
| 10 | Anabelle Walker | 24 | Daughter | — | Pennsylvania |
| 11 | Richard E. Walker | 53 | Son in law | — | Pennsylvania |
| 12 | Arlene J. Walker | 13 | Daughter | — | Pennsylvania |
| 13 | Vivian I. Walker | 5 | Daughter | — | Pennsylvania |
| 14 | William Cole | 26 | Lodger | — | Pennsylvania |
| 15 | Joseph L. Grete | 33 | Head | Pharmacist | Pennsylvania |
| 16 | Florence Grete | 27 | Wife | — | Pennsylvania |
| 17 | Ann Grete | 3 | Daughter | — | Pennsylvania |
| 18 | Emma Simeon | 51 | Head | — | Pennsylvania |
| 19 | Elwin Simeon | 27 | Son | Shipper | Pennsylvania |
| 20 | Amos Simeon | 26 | Son | Beaterman | Pennsylvania |
| 21 | Marion Simeon | 21 | Daughter | Housework | Pennsylvania |
| 22 | Charles Simeon | 17 | Son | Farm Laborer | Pennsylvania |
| 23 | Walter Simeon | 15 | Son | — | Pennsylvania |
| 24 | Estella Simeon | 12 | Daughter | — | Pennsylvania |
| 25 | Edward Simeon | 9 | Son | — | Pennsylvania |
| 26 | Alden Simeon | 7 | Son | — | Pennsylvania |
| 27 | William N. Duffie | 30 | Head | Farmer | Pennsylvania |
| 28 | Paul Sheets | 32 | Lodger | Farm Laborer | Pennsylvania |
| 29 | Alice Sheets | 27 | Lodger | — | Pennsylvania |
| 30 | Paul Sheets | 6 | Son | — | Pennsylvania |
| 31 | Mary Sheets | 4 | Daughter | — | Pennsylvania |
| 32 | William Sheets | 2 | Son | — | Pennsylvania |
| 33 | Russell Snyder | 34 | Head | Farm Laborer | Kentucky |
| 34 | Estella M. Snyder | 28 | Wife | — | Pennsylvania |
| 35 | William Snyder | 7 | Son | — | Pennsylvania |
| 36 | Barbara A. Snyder | 5 | Daughter | — | Pennsylvania |
| 37 | Russell Jr. Snyder | 4 | Son | — | Pennsylvania |
| 38 | Jessie J. Snyder | 2 | Son | — | Pennsylvania |
| 39 | Madeline Snyder | 0 | Daughter | — | Pennsylvania |
| 40 | Joseph S. Spruzel | 50 | Head | Farmer | Pennsylvania |
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)