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Grace Lewis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Grace Lewis across the 1910, 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1899), then head of a 4-person household.
Age 31
b. ~1899
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Lewis |
| Given Name | Grace E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Seamstress |
| Industry | Dresses |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Seamstress |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1899 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Edward Lewis | Son | — | 35 | ~1895 |
| John Lewis | Head | — | 66 | ~1864 |
| Grace Lewis | Daughter | — | 31 | ~1899 |
| Myrtle Lewis | Daughter | — | 36 | ~1894 |
Census Appearances
1910
Baltimore, Maryland
Daughter, age 11
Baltimore, Maryland · implied b. ~1899 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Georgie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
None, Maryland
Daughter, age 21
None, Maryland · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 31
Baltimore, Maryland · implied b. ~1899 — 4 household members
| Surname | Lewis |
| Given Name | Grace E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Seamstress |
| Industry | Dresses |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Grace Lewis across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: father John Lewis (~0.92 confidence) and father John Lewis (~0.92 confidence) and mother Annie Lewis (~0.92 confidence) and mother Mary Lewis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Lewis
b. ~1864
Source father
● Household
· direct · ~0.92
Father
John Lewis
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Annie Lewis
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Mary Lewis
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Grace Lewis
Daughter · 1930 · age 31 · b. ~1899 · Maryland
★ You are viewing this record
Sibling
Edward Lewis
Sibling · 1930 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myrtle Lewis
Sibling · 1930 · age 36
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 — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus853unit:0044)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernard Linberger | 62 | Head | Finisher | Maryland |
| 2 | Catherine Linberger | 58 | Wife | — | Maryland |
| 3 | Thomas Hudgins | 68 | Head | Cutter | Maryland |
| 4 | Thomas Jr. Hudgins | 48 | Son | Feeder | Maryland |
| 5 | Katie Meyer | 43 | Daughter | — | Maryland |
| 6 | Emma Mckenna | 32 | Daughter | — | Maryland |
| 7 | Leona E. Mckenna | 13 | Daughter | — | Maryland |
| 8 | Mary Mckenna | 11 | Daughter | — | Maryland |
| 9 | Ellen Mckenna | 9 | Daughter | — | Maryland |
| 10 | Charles Mckenna | 5 | Son | — | Maryland |
| 11 | Louisa Salkon | 78 | Head | — | Maryland |
| 12 | Samuel E. Rain | 48 | Head | Motorman | Maryland |
| 13 | Mary E. Rain | 48 | Wife | — | Maryland |
| 14 | Mary E. Rain | 12 | Daughter | — | Maryland |
| 15 | Emily E. Rain | 9 | Daughter | — | Maryland |
| 16 | George Ehrhart | 39 | Head | Accountant | Maryland |
| 17 | Nellie E. Ehrhart | 39 | Wife | — | Maryland |
| 18 | Elias H. Ehrhart | 15 | Son | Errant Boy | Maryland |
| 19 | Henry Boerner | 41 | Head | Salesman | Maryland |
| 20 | Edna V. Boerner | 43 | Wife | — | Maryland |
| 21 | Mollie M. Merrey | 70 | Head | — | North Carolina |
| 22 | Lottie L. Merrey | 38 | Daughter | Sales Lady | Maryland |
| 23 | G. E. Hasson | 36 | Head | Proprietor | Maryland |
| 24 | Catherine E. Hasson | 41 | Wife | — | Maryland |
| 25 | Russell R. Hasson | 16 | Son | — | Maryland |
| 26 | Wallace E. Hasson | 10 | Son | — | Maryland |
| 27 | William Johnson | 24 | Boarder | Conductor | Maryland |
| 28 | John H. Hottes | 34 | Boarder | Shipping Clerk | Maryland |
| 29 | Evelyn Hottes | 27 | Boarder | Saleslady | Maryland |
| 30 | William Hainsman | 75 | Head | Police | Maryland |
| 31 | Elizabeth Hainsman | 36 | Daughter | — | Maryland |
| 32 | John G. Rupp | 70 | Head | Florist | Maryland |
| 33 | Rosa R. Rupp | 62 | Wife | — | Maryland |
| 34 | Walter Rupp | 30 | Son | Civil Engineer | Maryland |
| 35 | Helen M. Rupp | 27 | Daughter | Clerk | Maryland |
| 36 | William Bradley | 45 | Head | Foreman | Massachusetts |
| 37 | Eleanor Bradley | 42 | Wife | — | Massachusetts |
| 38 | William Bradley | 19 | Son | Clerk | Maryland |
| 39 | Rose M. Bradley | 16 | Daughter | — | Maryland |
| 40 | Frances Bradley | 12 | Daughter | — | Maryland |
| 41 | Dorothy Bradley | 10 | Daughter | — | Maryland |
| 42 | John Lewis | 66 | Head | Foreman | Maryland |
| 43 | Myrtle Lewis | 36 | Daughter | — | Maryland |
| 44 | Edward G. Lewis | 35 | Son | Fitter | Maryland |
| 45 | Grace E. Lewis THIS PERSON | 31 | Daughter | Seamstress | Maryland |
| 46 | Agnes Griffin | 48 | Head | — | Maryland |
| 47 | Margaret A. Griffin | 12 | Daughter | — | Maryland |
| 48 | M. Agnes Griffin | 9 | Daughter | — | Maryland |
| 49 | Viola E. Marx | 35 | Sister | Stenographer | Maryland |
| 50 | M. Francis | 33 | Brother | Clerk | Maryland |
Pedigree Summary
Grace + 2 siblings
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)