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Lillian Brown — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Lillian Brown across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Alex — first a daughter (b.~1875), then head of a 3-person household.
Age 55
b. ~1875
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Brown |
| Given Name | Lillian M |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1875 |
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 Lillian | Age | Birth yr |
|---|---|---|---|---|
| Lillian Brown | Daughter | — | 55 | ~1875 |
| Ellen Brown | Head | — | 80 | ~1850 |
| Charles Brown | Son | — | 53 | ~1877 |
Census Appearances
1910
Middlesex, Massachusetts
Daughter, age 35
Middlesex, Massachusetts · implied b. ~1875 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lillian M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Occupation | Teacher |
| Industry | Music |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 45
Middlesex, Massachusetts · implied b. ~1875 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lillian M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Occupation | Music Teacher |
| Industry | At Home |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 55
Middlesex, Massachusetts · implied b. ~1875 — 3 household members
| Surname | Brown |
| Given Name | Lillian M |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| 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 Lillian Brown across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father John Brown (~0.92 confidence) and father Alex Brown (~0.92 confidence) and mother Ellen Brown (~0.92 confidence) and mother Susan Brown (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Brown
b. ~1848
Source father
● Household
· direct · ~0.92
Father
Alex Brown
b. ~1850
Source father
● Household
· direct · ~0.92
Mother
Ellen Brown
b. ~1850
Source mother
● Household
· direct · ~0.92
Mother
Susan Brown
b. ~1850
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lillian Brown
Daughter · 1930 · age 55 · b. ~1875 · Massachusetts
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Sibling
Charles Brown
Sibling · 1930 · age 53
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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel920:0360)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Cynthia F Bartlett | 21 | daughter | Teacher | Massachusetts |
| 52 | Charles B Early | 63 | Head | Watchman | Massachusetts |
| 53 | Alice T Early | 44 | wife | — | Massachusetts |
| 54 | Elizabeth A Ryan | 62 | sister-in-law | — | Massachusetts |
| 55 | Frank G Early | 24 | son | — | Massachusetts |
| 56 | Norah Kelley | 61 | Head | — | Irish Free State |
| 57 | Mary M Kelley | 30 | daughter | Teacher | Massachusetts |
| 58 | Clarence F Morton | 34 | Head | Salesman | Massachusetts |
| 59 | Margaret C Morton | 31 | wife | — | Massachusetts |
| 60 | Hartwell Massie | 24 | Head | Engineer | Rhode Island |
| 61 | Grace G Massie | 22 | wife | — | Rhode Island |
| 62 | Augustin J Davis | 70 | Head | Assessor | Vermont |
| 63 | Ella L G Davis | 71 | wife | — | Massachusetts |
| 64 | Paul A Davis | 44 | son | Assessor | Massachusetts |
| 65 | Frank W Cahill | 41 | Head | Salesman | Massachusetts |
| 66 | Grace Cahill | 38 | wife | — | Massachusetts |
| 67 | Frank W Jr Cahill | 7 | son | — | Massachusetts |
| 68 | Ellen F Brown | 80 | Head | — | Maine |
| 69 | Lillian M Brown THIS PERSON | 55 | daughter | — | Massachusetts |
| 70 | Charles F Brown | 53 | son | Agent | Massachusetts |
| 71 | William S Mcintyre | 52 | Head | Salesman | Scotland |
| 72 | William G Mcintyre | 25 | son | Stock Clerk | Massachusetts |
| 73 | Jean S Mcintyre | 21 | daughter | — | Massachusetts |
| 74 | — | None | — | — | — |
| 75 | Mary A Fuller | 62 | Head | — | Massachusetts |
| 76 | Nellie E Varilla | 49 | sister | Dress M. | Massachusetts |
| 77 | Agnes G Varilla | 47 | sister | Sales Lady | Massachusetts |
| 78 | John M Crawford | 47 | Head | Clerk | Massachusetts |
| 79 | James L Mccarthy | 67 | Head | Salesman | Massachusetts |
| 80 | Ellen G Mccarthy | 65 | sister | — | Massachusetts |
| 81 | Elizabeth M Mccarthy | 57 | sister | Bookkeeper | Massachusetts |
| 82 | William H Boyd | 51 | Head | Laborer | Irish Free State |
| 83 | Mary Boyd | 49 | wife | — | Irish Free State |
| 84 | William H Jr Boyd | 24 | son | Piper | Irish Free State |
| 85 | Mary A Boyd | 24 | daughter | Stenographer | Massachusetts |
| 86 | Kathleen B Boyd | 24 | daughter | Secretary | Massachusetts |
| 87 | Francis J Boyd | 22 | son | Bookkeeper | Massachusetts |
| 88 | Helena L Boyd | 17 | daughter | — | Massachusetts |
| 89 | Paul J Boyd | 14 | son | — | Massachusetts |
| 90 | Dorothy M Boyd | 10 | daughter | — | Massachusetts |
| 91 | Patricia L Boyd | 7 | daughter | — | Massachusetts |
| 92 | J Eugene Gordon | 33 | Head | Salesman | Massachusetts |
| 93 | Julia C Gordon | 29 | wife | — | New Hampshire |
| 94 | John E Gordon | 3 | son | — | Massachusetts |
| 95 | Josephine Dunlavey | 41 | roomer | Teacher | Massachusetts |
| 96 | Victor H Johnson | 35 | Head | Engineer | Denmark |
| 97 | Mabel M Johnson | 32 | wife | Teacher | Colorado |
| 98 | Rodman Johnson | 17 | son | — | Massachusetts |
| 99 | — | None | — | — | — |
| 100 | — | None | — | — | — |
Pedigree Summary
Lillian + 1 sibling
Gen 1 · 4 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)