List of protected heritage sites in Olne
# List of protected heritage sites in Olne

This table shows an overview of the protected heritage sites in the Walloon town Olne. This list is part of Belgium's national heritage.

| Object | Town/section | Address | Coordinates | $Number^?$ | Image |
| - | - | - | - | - | - |
| Church of Saint-Sébastien $^{(nl)}$ $^{(fr)}$ | Olne | | 50°35′26″N 5°44′58″E﻿ / ﻿50.590443°N 5.749457°E﻿ / 50.590443; 5.749457 | 63057-CLT-0001-01 Info | Kerk Saint-Sébastien en het ensemble van de kerk, het kerhof rondom en zijn omringende muur |
| Church of Saint-Adelin and surroundings $^{(nl)}$ $^{(fr)}$ | Olne | | 50°35′31″N 5°43′06″E﻿ / ﻿50.592028°N 5.718353°E﻿ / 50.592028; 5.718353 | 63057-CLT-0002-01 Info | Ensemble van de kerk Saint-Adelin en zijn omgeving, met de spijkerlinde, pastorie, place du Fief, etc |
| Hansez pond $^{(nl)}$ $^{(fr)}$ | Olne | | 50°34′32″N 5°43′30″E﻿ / ﻿50.575531°N 5.724928°E﻿ / 50.575531; 5.724928 | 63057-CLT-0003-01 Info | Vijver van Hansez |
| "Les Fosses" $^{(nl)}$ $^{(fr)}$ | Olne | rue Froidbermont | 50°35′13″N 5°45′17″E﻿ / ﻿50.586896°N 5.754598°E﻿ / 50.586896; 5.754598 | 63057-CLT-0004-01 Info | |
| "Maison Ancion" House $^{(nl)}$ $^{(fr)}$ | Olne | Sur le Fief n°17 | 50°35′31″N 5°43′13″E﻿ / ﻿50.591829°N 5.720358°E﻿ / 50.591829; 5.720358 | 63057-CLT-0005-01 Info | |
| House $^{(nl)}$ $^{(fr)}$ | Olne | rue du Village n°30 | 50°35′26″N 5°44′49″E﻿ / ﻿50.590455°N 5.747071°E﻿ / 50.590455; 5.747071 | 63057-CLT-0006-01 Info | |
| Town hall $^{(nl)}$ $^{(fr)}$ | Olne | place Leopold Servais n°40 | 50°35′27″N 5°44′53″E﻿ / ﻿50.590707°N 5.748142°E﻿ / 50.590707; 5.748142 | 63057-CLT-0007-01 Info | Raadhuis: muren, daken, twee deuren van de hal, open haard in de bruiloftzaal, trap |
| House $^{(nl)}$ $^{(fr)}$ | Olne | rue des Combattants n°10 | 50°35′23″N 5°45′01″E﻿ / ﻿50.589757°N 5.750222°E﻿ / 50.589757; 5.750222 | 63057-CLT-0009-01 Info | |
| House $^{(nl)}$ $^{(fr)}$ | Olne | rue du Village n°74 | 50°35′28″N 5°44′59″E﻿ / ﻿50.591005°N 5.749807°E﻿ / 50.591005; 5.749807 | 63057-CLT-0010-01 Info | |
| House $^{(nl)}$ $^{(fr)}$ | Olne | rue du Village n°29 | 50°35′25″N 5°44′50″E﻿ / ﻿50.590246°N 5.747222°E﻿ / 50.590246; 5.747222 | 63057-CLT-0011-01 Info | |
| Site of Neuville $^{(nl)}$ $^{(fr)}$ | Olne | | 50°35′59″N 5°43′16″E﻿ / ﻿50.599840°N 5.721145°E﻿ / 50.599840; 5.721145 | 63057-CLT-0012-01 Info | |
| Massouheid nature area $^{(nl)}$ $^{(fr)}$ | Olne | | 50°34′32″N 5°42′18″E﻿ / ﻿50.575483°N 5.705039°E﻿ / 50.575483; 5.705039 | 63057-CLT-0013-02 Info | |
| Massouheid nature area extension $^{(nl)}$ $^{(fr)}$ | Olne | | 50°34′25″N 5°42′16″E﻿ / ﻿50.573584°N 5.704499°E﻿ / 50.573584; 5.704499 | 63057-CLT-0014-01 Info | |
| Froidbermont valley $^{(nl)}$ $^{(fr)}$ | Olne | | 50°35′15″N 5°45′17″E﻿ / ﻿50.587487°N 5.754649°E﻿ / 50.587487; 5.754649 | 63057-CLT-0016-01 Info | |
