DJ
Dorothy Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Dorothy Johnson across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Harry & James — first a daughter (b.~1908), then head of a 3-person household.
Age 22
b. ~1908
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Broadcasting |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Stenographer |
| Township / Ward | Medford City |
| Est. Birth Year | ~1908 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Johnson | Daughter | — | 22 | ~1908 |
| G Johnson | Head | — | 42 | ~1888 |
| Gladys Johnson | Other | — | 40 | ~1890 |
Census Appearances
1910
Middlesex, Massachusetts
Daughter, age 1
Middlesex, Massachusetts · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 11
Middlesex, Massachusetts · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 22
Middlesex, Massachusetts · implied b. ~1908 — 3 household members
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Stenographer |
| Industry | Broadcasting |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Dorothy Johnson across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father Harry Johnson (~0.92 confidence) and father James Johnson (~0.92 confidence) and mother Jennie Johnson (~0.92 confidence) and mother Gladys Johnson (~0.92 confidence) and mother G Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Johnson
b. ~1883
Source father
● Household
· direct · ~0.92
Father
James Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Jennie Johnson
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Gladys Johnson
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
G Johnson
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Johnson
Daughter · 1930 · age 22 · b. ~1908 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel924:0939)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elsie V. | 30 | Head | Nurse | Canada English |
| 2 | Mary L. Gunn | 38 | Head | — | Illinois |
| 3 | Edwin J. Gunn | 11 | Son | — | New York |
| 4 | Mary L. Gunn | 9 | Daughter | — | Illinois |
| 5 | John C. Gunn | 5 | Son | — | Virginia |
| 6 | Dexter Knight | 73 | Head | — | New Hampshire |
| 7 | Lois Knight | 31 | Daughter | Musician | Massachusetts |
| 8 | Mary A. Sage | 39 | Head | — | England |
| 9 | Edmund J. Callahan | 6 | Nephew | — | Massachusetts |
| 10 | Lottie J. Luce | 27 | Lodger | Office Clerk | Canada English |
| 11 | Della M. Luce | 20 | Lodger | Office Clerk | Canada English |
| 12 | Margaret Maccormack | 26 | Lodger | — | Canada English |
| 13 | Edna S. Harrigan | 43 | Lodger | Stenographer | New York |
| 14 | Lewis G. Gooding | 58 | Head | Builder | Maine |
| 15 | Emma S. Gooding | 79 | Wife | — | Maine |
| 16 | Stella J. Gentleman | 50 | Nurse | Nurse | Virginia |
| 17 | John P. Cloudy | 49 | Head | Superintendent | Maine |
| 18 | Virginia Cloudy | 47 | Wife | — | Massachusetts |
| 19 | Grace G. Cloudy | 23 | Daughter | Teacher | Massachusetts |
| 20 | J. Alden Cloudy | 14 | Son | — | Massachusetts |
| 21 | Charles Davis | 38 | Head | Superintendent | Italy |
| 22 | Mary Davis | 30 | Wife | — | Italy |
| 23 | John Davis | 12 | Son | — | Massachusetts |
| 24 | Charles Davis | 7 | Son | — | Massachusetts |
| 25 | Nicola Scobba | 57 | Brother-in-law | — | Italy |
| 26 | Rose Scobba | 23 | Niece | Candy Maker | Italy |
| 27 | Joseph Scobba | 20 | Nephew | Shoe Maker | Italy |
| 28 | Mary F. Meade | 51 | Head | Teacher | Massachusetts |
| 29 | Marion E. Meade | 33 | Sister | Clerk | Massachusetts |
| 30 | G. Isabella Johnson | 42 | Head | Saleswoman | Massachusetts |
| 31 | Gladys Johnson | 40 | Wife|Daughter | — | Massachusetts |
| 32 | Dorothy Johnson THIS PERSON | 22 | Daughter | Stenographer | Massachusetts |
| 33 | Jessie M. Collins | 48 | Head | — | Maine |
| 34 | Doris Collins | 45 | Daughter | — | Massachusetts |
| 35 | Mildred S. Collins | 37 | Daughter | — | Massachusetts |
| 36 | James Neil | 44 | Head | Baker | Scotland |
| 37 | Mary J. Neil | 44 | Wife | — | Ireland |
| 38 | Mary J. Flynn | 55 | Head | — | Massachusetts |
| 39 | Margaret Flynn | 24 | Sister | Office Clerk | New York |
| 40 | George H. Sargent | 68 | Head | — | Massachusetts |
| 41 | Ida B. Sargent | 64 | Wife | — | Massachusetts |
| 42 | William J. Doffin | 43 | Head | Doctor | Massachusetts |
| 43 | Isabel Doffin | 37 | Wife | — | England |
| 44 | David M. Doffin | 13 | Son | — | Massachusetts |
| 45 | Robert Doffin | 7 | Son | — | Massachusetts |
| 46 | John J. Meade | 41 | Head | Doctor | Massachusetts |
| 47 | Margaret M. Meade | 43 | Wife | — | Massachusetts |
| 48 | Margaret Meade | 5 | Daughter | — | Massachusetts |
| 49 | Alice P. Meade | 4 | Daughter | — | Massachusetts |
| 50 | Eleanor Meade | 1 | Daughter | — | Massachusetts |
Pedigree Summary
Dorothy
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)