JT
John Todd — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Dorchester, Maryland
Our Model Tree links this John Todd across the 1900, 1910, 1920 and 1930 US Censuses in Dorchester, Maryland (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 6-person household.
Age 55
b. ~1875
Male
Head
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Dorchester, Maryland |
| Surname | Todd |
| Given Name | John T |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | $1200 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Lakes District 5 |
| 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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lola Todd | Daughter | — | 26 | ~1904 |
| John Todd | Head | — | 55 | ~1875 |
| William Todd | Other | — | 27 | ~1903 |
| Gertrude Todd | Other | — | 29 | ~1901 |
| John Todd | Son | — | 31 | ~1899 |
| Mary Todd | Spouse | — | 55 | ~1875 |
Census Appearances
1900
Dorchester, Maryland
Head, age 30
Dorchester, Maryland · implied b. ~1870 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Todd |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Maryland |
| Birth Month | Oct |
| Birth Year | 1870 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farmer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1910
Dorchester, Maryland
Head, age 40
Dorchester, Maryland · implied b. ~1870 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Todd |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Maryland |
| Years Married | 15 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farmer |
| Industry | Home Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Dorchester, Maryland
Head, age 49
Dorchester, Maryland · implied b. ~1871 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Todd |
| Given Name | John W |
| Relationship to Head | head |
| Sex | M |
| Color / Race | Black |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farming |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Dorchester, Maryland
Head, age 55
Dorchester, Maryland · implied b. ~1875 — 6 household members
| Surname | Todd |
| Given Name | John T |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | $1200 |
| 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 John Todd across 4 US Census years (1900, 1910, 1920 and 1930) in Dorchester, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
John Todd
Head · 1930 · age 55 · b. ~1875 · Maryland
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Dorchester, Maryland
Open full size
1930 US Federal Census — Dorchester, Maryland
Page Contents
49 people indexed on this census page (ia:1930:15thcensus873unit:0666)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Charles H | 17 | Son | — | Maryland |
| 52 | Lulu M | 15 | Daughter | — | Maryland |
| 53 | Edward F | 13 | Son | — | Maryland |
| 54 | Harry H Gray | 42 | Head | Farmer | Maryland |
| 55 | Lulu Gray | 42 | Wife | — | Maryland |
| 56 | Lulu M Gray | 19 | Daughter | — | Maryland |
| 57 | Laura Gray | 18 | Daughter | — | Maryland |
| 58 | William H Gray | 11 | Son | — | Maryland |
| 59 | John Gray | 8 | Son | — | Maryland |
| 60 | Scott H Robinson | 57 | Head | Farmer | Maryland |
| 61 | Lulu Robinson | 54 | Wife | — | Maryland |
| 62 | Lloyd H Robinson | 24 | Son | — | Maryland |
| 63 | William Robinson | 22 | Son | — | Maryland |
| 64 | Mildred Robinson | 19 | Daughter | — | Maryland |
| 65 | John Cramblitt | 62 | Head | Farmer | Maryland |
| 66 | Alice Cramblitt | 62 | Wife | — | Virginia |
| 67 | Frank L Slacum | 37 | Head | Laborer | Maryland |
| 68 | Nellie H Slacum | 31 | Wife | — | Maryland |
| 69 | Samuel M Insley | 23 | Head | Laborer | Maryland |
| 70 | Nellie L Insley | 22 | Wife | — | Maryland |
| 71 | Ruth I Insley | 1 | Daughter | — | Maryland |
| 72 | Robert G Insley | 0 | Son | — | Maryland |
| 73 | Jack Short | 43 | Head | Laborer | Maryland |
| 74 | Flora Short | 49 | Wife | — | Maryland |
| 75 | Irene Short | 50 | Sister | — | Maryland |
| 76 | James D Insley | 55 | Head | Farmer | Maryland |
| 77 | Minnie E Insley | 52 | Wife | — | Maryland |
| 78 | James H Jr Insley | 17 | Son | — | Maryland |
| 79 | Mac Insley | 57 | Head | — | Maryland |
| 80 | Sarah Insley | 60 | Wife | — | Maryland |
| 81 | James Insley | 33 | Head | Laborer | Maryland |
| 82 | Mary E Insley | 27 | Wife | — | Maryland |
| 83 | Glenn Insley | 11 | Son | — | Maryland |
| 84 | Ruth E Insley | 9 | Daughter | — | Maryland |
| 85 | Mary E Insley | 7 | Daughter | — | Maryland |
| 86 | John Insley | 60 | Head | — | Maryland |
| 87 | Lena Insley | 60 | Wife | — | Maryland |
| 88 | Lewis K Simpson | 47 | Head | Farmer | Maryland |
| 89 | Lulu Simpson | 47 | Wife | — | Maryland |
| 90 | George E Stewart | 44 | Head | Farmer | Maryland |
| 91 | Ruth E Stewart | 38 | Wife | — | Maryland |
| 92 | E Wallace Stewart | 13 | Son | — | Maryland |
| 93 | Edith G Stewart | 9 | Daughter | — | Maryland |
| 94 | John T Todd THIS PERSON | 55 | Head | — | Maryland |
| 95 | Mary E Todd | 55 | Wife | — | Maryland |
| 96 | John Todd | 31 | Son | — | Maryland |
| 97 | Gertrude Todd | 29 | Daughter-in-law | Laborer | Maryland |
| 98 | William E Todd | 27 | Son-in-law | — | Maryland |
| 99 | Lola E Todd | 26 | Daughter | Laborer | Maryland |
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)