Counties with the most prewar homes in Maryland

- Share of homes built prewar: 4.3%
- Total prewar homes: 9,326

- Share of homes built prewar: 4.5%
- Total prewar homes: 17,161

- Share of homes built prewar: 4.7%
- Total prewar homes: 16,006

- Share of homes built prewar: 5.0%
- Total prewar homes: 4,918

- Share of homes built prewar: 7.0%
- Total prewar homes: 1,316

- Share of homes built prewar: 7.8%
- Total prewar homes: 25,548

- Share of homes built prewar: 8.1%
- Total prewar homes: 1,821

- Share of homes built prewar: 8.8%
- Total prewar homes: 3,474

- Share of homes built prewar: 10.3%
- Total prewar homes: 3,976

- Share of homes built prewar: 10.9%
- Total prewar homes: 6,866

- Share of homes built prewar: 11.0%
- Total prewar homes: 10,734

- Share of homes built prewar: 12.7%
- Total prewar homes: 1,578

- Share of homes built prewar: 15.5%
- Total prewar homes: 2,525

- Share of homes built prewar: 16.1%
- Total prewar homes: 1,925

- Share of homes built prewar: 17.3%
- Total prewar homes: 1,403

- Share of homes built prewar: 17.6%
- Total prewar homes: 1,461

- Share of homes built prewar: 18.8%
- Total prewar homes: 2,473

- Share of homes built prewar: 20.0%
- Total prewar homes: 11,725

- Share of homes built prewar: 30.8%
- Total prewar homes: 8,493

- Share of homes built prewar: 38.3%
- Total prewar homes: 93,769
This story features data reporting and writing by Elena Cox and is part of a series utilizing data automation across 50 states.