LD
Lewis Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Montgomery, Maryland
Our Model Tree links this Lewis Davis across the 1910, 1920 and 1930 US Censuses in Montgomery, Maryland (XGBoost, ~Confirmed), with identified parents James & Bertha — first a head (b.~1902), then head of a 3-person household.
Age 28
b. ~1902
Male
Head
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Maryland |
| Surname | Davis |
| Given Name | Lewis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 23 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | West Virginia |
| Additional Details | |
| Occupation | Labour |
| Industry | On Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 5 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Labour |
| Township / Ward | Wheaton District 13 Part Of |
| Est. Birth Year | ~1902 |
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 Lewis | Age | Birth yr |
|---|---|---|---|---|
| Josie Davis | Other | — | 24 | ~1906 |
| Lucile Davis | Daughter | — | 5 | ~1925 |
| Lewis Davis | Head | — | 28 | ~1902 |
Census Appearances
1910
Montgomery, Maryland
Other, age 8
Montgomery, Maryland · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Leroy |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Montgomery, Maryland
Son, age 18
Montgomery, Maryland · implied b. ~1902 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lewis M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farm laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Montgomery, Maryland
Head, age 28
Montgomery, Maryland · implied b. ~1902 — 3 household members
| Surname | Davis |
| Given Name | Lewis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 23 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | West Virginia |
| Occupation | Labour |
| Industry | On Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 5 |
| 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 Lewis Davis across 3 US Census years (1910, 1920 and 1930) in Montgomery, Maryland, using XGBoost record linkage. Identified parents: father James Davis (~0.92 confidence) and mother Bertha Davis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Davis
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Bertha Davis
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lewis Davis
Head · 1930 · age 28 · b. ~1902 · Maryland
★ 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 — Montgomery, Maryland
Open full size
1930 US Federal Census — Montgomery, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus877unit:0507)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William Corniss | 65 | Boarder | Labour | Maryland |
| 52 | Edward Dawson | 67 | Head | Labour | Virginia |
| 53 | Archie Johnson | 40 | Head | Manager | Norway |
| 54 | Violet Johnson | 28 | Wife-H | — | Virginia |
| 55 | Edna Johnson | 1 | Daughter | — | Maryland |
| 56 | Marie Johnson | 0 | Daughter | — | Maryland |
| 57 | Nicholas J. Walsh | 69 | Head | Farmer | District of Columbia |
| 58 | Annie Walsh | 57 | Wife-H | — | Virginia |
| 59 | Francis Walsh | 35 | Son | Farmer | Virginia |
| 60 | Dorothy M. Walsh | 17 | Daughter | — | Maryland |
| 61 | Gladys E. Reed | 24 | Daughter | Nurse-Trained | District of Columbia |
| 62 | M. Ruth Reed | 3 | Granddaughter | — | District of Columbia |
| 63 | Isaac Brooks | 45 | Cousin | Labour | Virginia |
| 64 | Thomas Jones | 69 | Head | Labour | Virginia |
| 65 | Mary Jones | 59 | Wife-H | — | Virginia |
| 66 | Arthur Pratt | 42 | Head | Labour | Maryland |
| 67 | Mary Pratt | 38 | Wife-H | — | Maryland |
| 68 | Samuel Pratt | 22 | Son | Labour | Maryland |
| 69 | Arthur Jr. Pratt | 16 | Son | Labour | Maryland |
| 70 | Mary J. Pratt | 25 | Daughter | Cook | Maryland |
| 71 | Alice Harris | 21 | Daughter | Cook | Maryland |
| 72 | Katie Pratt | 18 | Daughter | — | Maryland |
| 73 | Wilson Pratt | 19 | Son | Labour | Maryland |
| 74 | George Pratt | 20 | Son | Labour | Maryland |
| 75 | Edward Lincoln | 26 | Head | Labour | Maryland |
| 76 | Helen Lincoln | 24 | Wife-H | — | Maryland |
| 77 | Walter Mcroy | 45 | Head | Labour | Maryland |
| 78 | Lillie Mcroy | 40 | Wife-H | — | Maryland |
| 79 | Lillie A. Mcroy | 20 | Daughter | Cook | Maryland |
| 80 | James Mcroy | 17 | Son | — | Maryland |
| 81 | George Mcroy | 14 | Son | — | Maryland |
| 82 | Rena Mcroy | 12 | Daughter | — | Maryland |
| 83 | Hattie Mcroy | 10 | Daughter | — | Maryland |
| 84 | Freddie Mcroy | 8 | Son | — | Maryland |
| 85 | Raymond Mcroy | 6 | Son | — | Maryland |
| 86 | John Mcroy | 4 | Son | — | Maryland |
| 87 | George Dorsey | 20 | Head | Labour | Maryland |
| 88 | Lillian Dorsey | 18 | Wife-H | — | Maryland |
| 89 | Walter Dabountine | 49 | Head | Labour | South Carolina |
| 90 | Alice Dabountine | 29 | Wife-H | Laundry | Virginia |
| 91 | Naomi Dabountine | 10 | Daughter | — | Maryland |
| 92 | Noah Bowman | 68 | R | Manager | Maryland |
| 93 | Annie Bowman | 38 | Wife-H | — | West Virginia |
| 94 | Noah Bowman | 20 | Son | Labour | Maryland |
| 95 | Riley Bowman | 18 | Son | — | Maryland |
| 96 | Martha Bowman | 14 | Daughter | — | Maryland |
| 97 | Annie A. Bowman | 12 | Daughter | — | Maryland |
| 98 | Lewis Davis THIS PERSON | 28 | Head | Labour | Maryland |
| 99 | Josie Davis | 24 | Wife-H | — | Maryland |
| 100 | Lucile Davis | 5 | Daughter | — | Maryland |
Pedigree Summary
Lewis
Gen 1 · 2 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)