BK
Bertha King — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Essex, Massachusetts
Our Model Tree links this Bertha King across the 1930 and 1940 US Censuses in Essex, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 9-person household.
Age 8
b. ~1922
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, Massachusetts |
| Surname | King |
| Given Name | Bertha M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada French |
| Mother's Birthplace | Canada French |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Salem City |
| Est. Birth Year | ~1922 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Louis King | Son | — | 30 | ~1900 |
| Mildred King | Other | — | 50 | ~1880 |
| Jeanette King | Daughter | — | 16 | ~1914 |
| Mildred King | Daughter | — | 31 | ~1899 |
| Leo King | Son | — | 12 | ~1918 |
| Loretta King | Daughter | — | 11 | ~1919 |
| Bertha King | Daughter | — | 8 | ~1922 |
| Louis King | Head | — | 54 | ~1876 |
| Irene King | Daughter | — | 20 | ~1910 |
Census Appearances
1930
Essex, Massachusetts
Daughter, age 8
Essex, Massachusetts · implied b. ~1922 — 9 household members
| Surname | King |
| Given Name | Bertha M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada French |
| Mother's Birthplace | Canada French |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Daughter, age 18
Essex-County, Massachusetts · implied b. ~1922 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Barbara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Davenport-Danvers |
| 1935 Residence (County) | Essex |
| Occupation | Tube Worker |
| Industry | Lamp Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 King across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha King
Daughter · 1930 · age 8 · b. ~1922 · Massachusetts
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Sibling
Irene King
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo King
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loretta King
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred King
Sibling · 1930 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jeanette King
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis King
Sibling · 1930 · age 30
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
1930 US Federal Census — Essex, Massachusetts
Open full size
1930 US Federal Census — Essex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel903:0389)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | D. Francis Geeden | 12 | Son | None | Massachusetts |
| 2 | Hannah J. Casey | 83 | Aunt | None | Irish Free State |
| 3 | Gertrude M. Goulding | 24 | Boarder | Box Making | Massachusetts |
| 4 | Thomas Forsyth | 42 | Boarder | Blacksmith | Scotland |
| 5 | Edgar V. Eastman | 42 | Head | Florist | Massachusetts |
| 6 | Annie H. Eastman | 34 | Wife-H | None | Scotland |
| 7 | John B. Henshaw | 55 | Head | Milk Dealer | Canada English |
| 8 | Henrietta Henshaw | 54 | Wife-H | None | Northern Ireland |
| 9 | Lloyd B. Henshaw | 21 | Son | Driver | Massachusetts |
| 10 | James D. Simpson | 42 | Head | Shoeworker | Canada English |
| 11 | Bessie E. Simpson | 42 | Wife-H | None | Massachusetts |
| 12 | Harold D. Simpson | 23 | Son | Shoemaking | Massachusetts |
| 13 | Helen G. Simpson | 21 | Daughter-in-law | Topping | Massachusetts |
| 14 | Eleanor L. Simpson | 2 | Grand-daughter | None | Massachusetts |
| 15 | Stanislaus Majkowski | 40 | Head | Shoe Maker | Poland |
| 16 | Barbara Majkowski | 39 | Wife-H | None | Poland |
| 17 | Charles Majkowski | 18 | Son | None | Massachusetts |
| 18 | Anna Majkowski | 14 | Daughter | None | Massachusetts |
| 19 | Alice Majkowski | 11 | Daughter | None | Massachusetts |
| 20 | Mary Majkowski | 8 | Daughter | None | Massachusetts |
| 21 | Joseph Majkowski | 4 | Son | None | Massachusetts |
| 22 | Louis R. King | 54 | Head | Steamfitter | Canada French |
| 23 | Mildred King | 50 | Wife-H | None | Canada French |
| 24 | Louis King | 30 | Son | Leather Worker | Massachusetts |
| 25 | Mildred B. King | 31 | Daughter | Stayer | Massachusetts |
| 26 | Irene M. King | 20 | Daughter | Laundress | Massachusetts |
| 27 | Jeanette M. King | 16 | Daughter | None | Massachusetts |
| 28 | Leo King | 12 | Son | None | Massachusetts |
| 29 | Loretta M. King | 11 | Daughter | None | Massachusetts |
| 30 | Bertha M. King THIS PERSON | 8 | Daughter | None | Massachusetts |
| 31 | Emanuel Valaskatgis | 42 | Head | Candy Maker | Greece |
| 32 | Nalamato Valaskatgis | 32 | Wife-H | None | Greece |
| 33 | Constantine Valaskatgis | 9 | Son | None | Massachusetts |
| 34 | Arthur Valaskatgis | 7 | Son | None | Massachusetts |
| 35 | Cilla Valaskatgis | 5 | Daughter | None | Massachusetts |
| 36 | Nick Valaskatgis | 1 | Son | None | Massachusetts |
| 37 | Annie B. Ford | 73 | Head | None | Massachusetts |
| 38 | Joseph M. Guerney | 24 | Head | Splicer'S Helper | Massachusetts |
| 39 | Annie L. Guerney | 27 | Wife-H | None | Canada English |
| 40 | John J. Guerney | 2 | Son | None | Massachusetts |
| 41 | Joseph Sullivan | 27 | Head | Leatherworker | Massachusetts |
| 42 | Annie J. Sullivan | 18 | Wife-H | None | New Jersey |
| 43 | George F. Sullivan | 2 | Son | None | Massachusetts |
| 44 | Joseph F. Sullivan | 0 | Son | None | Massachusetts |
| 45 | John P. Riley | 53 | Head | Foreman | New York |
| 46 | Mildred Riley | 42 | Wife-H | Fancy Stitcher | Maine |
| 47 | John P. Jr. Riley | 18 | Son | None | New Hampshire |
| 48 | Mary Riley | 16 | Daughter | None | Massachusetts |
| 49 | William J. Daley | 39 | Head | Stage Hand | Massachusetts |
| 50 | Hattie B. Daley | 35 | Wife-H | None | Massachusetts |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)