| 21. | Restored in 1851, it is a grade I listed building.
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| 22. | A stone cross in the churchyard also has listed building status.
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| 23. | It is an active Anglican parish church in the listed building.
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| 24. | The Arts Tower and Library are Grade II * listed buildings.
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| 25. | As with most structures in the gardens they are listed buildings.
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| 26. | The Old Palace is protected as a Grade I listed building.
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| 27. | The village contains the Grade II * listed building Plas Penmynydd.
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| 28. | The gatehouse to Madeley Court is a grade I listed building.
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| 29. | It has been designated as a grade II * listed building.
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| 30. | It is Islip's only Grade II * Listed Building.
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