diff --git a/makefiles/Makefile.gen.mk b/makefiles/Makefile.gen.mk
index 6e0f7cedf4..32bc69498a 100644
--- a/makefiles/Makefile.gen.mk
+++ b/makefiles/Makefile.gen.mk
@@ -30,7 +30,6 @@ BASE_DEPS = \
  $(SRC_DIR)/ortools/base/recordio.h \
  $(SRC_DIR)/ortools/base/small_map.h \
  $(SRC_DIR)/ortools/base/small_ordered_set.h \
- $(SRC_DIR)/ortools/base/sparsetable.h \
  $(SRC_DIR)/ortools/base/status.h \
  $(SRC_DIR)/ortools/base/statusor.h \
  $(SRC_DIR)/ortools/base/stl_util.h \
@@ -3534,4 +3533,3 @@ $(GEN_DIR)/ortools/constraint_solver/solver_parameters.pb.h: \
 $(OBJ_DIR)/constraint_solver/solver_parameters.pb.$O: \
  $(GEN_DIR)/ortools/constraint_solver/solver_parameters.pb.cc | $(OBJ_DIR)/constraint_solver
 	$(CCC) $(CFLAGS) -c $(GEN_PATH)$Sortools$Sconstraint_solver$Ssolver_parameters.pb.cc $(OBJ_OUT)$(OBJ_DIR)$Sconstraint_solver$Ssolver_parameters.pb.$O
-
diff --git a/ortools/base/BUILD b/ortools/base/BUILD
index 9db4474962..2d744faf2e 100644
--- a/ortools/base/BUILD
+++ b/ortools/base/BUILD
@@ -255,16 +255,6 @@ cc_library(
     ],
 )
 
-cc_library(
-    name = "sparsetable",
-    hdrs = [
-        "sparsetable.h",
-    ],
-    deps = [
-        ":base",
-    ],
-)
-
 cc_library(
     name = "accurate_sum",
     hdrs = [
diff --git a/ortools/base/sparsetable.h b/ortools/base/sparsetable.h
deleted file mode 100644
index 7caa34bb44..0000000000
--- a/ortools/base/sparsetable.h
+++ /dev/null
@@ -1,71 +0,0 @@
-// Copyright 2010-2018 Google LLC
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#ifndef OR_TOOLS_BASE_SPARSETABLE_H_
-#define OR_TOOLS_BASE_SPARSETABLE_H_
-
-#include <vector>
-#include "ortools/base/logging.h"
-
-namespace operations_research {
-// This class implements a simple block-based sparse std::vector.
-template <class T>
-class sparsetable {
- public:
-  sparsetable() : size_(0) {}
-
-  void resize(int new_size) {
-    CHECK_GE(new_size, 0);
-    size_ = new_size;
-    const int reduced_size = (size_ + kBlockSize - 1) / kBlockSize;
-    if (reduced_size != elements_.size()) {
-      elements_.resize(reduced_size);
-      masks_.resize(reduced_size, 0U);
-    }
-  }
-
-  const T& get(int index) const {
-    DCHECK_GE(index, 0);
-    DCHECK_LT(index, size_);
-    DCHECK(test(index));
-    return elements_[index / kBlockSize][index % kBlockSize];
-  }
-
-  void set(int index, const T& elem) {
-    const int offset = index / kBlockSize;
-    const int pos = index % kBlockSize;
-    if (elements_[offset].size() == 0) {
-      elements_[offset].resize(kBlockSize);
-    }
-    elements_[offset][index % kBlockSize] = elem;
-    masks_[offset] |= (1U << pos);
-  }
-
-  bool test(int index) const {
-    const int offset = index / kBlockSize;
-    const int pos = index % kBlockSize;
-    return ((masks_[offset] & (1U << pos)) != 0);
-  }
-
-  int size() const { return size_; }
-
- private:
-  static const int kBlockSize = 32;
-
-  int size_;
-  std::vector<std::vector<T> > elements_;
-  std::vector<uint32> masks_;
-};
-}  // namespace operations_research
-
-#endif  // OR_TOOLS_BASE_SPARSETABLE_H_
diff --git a/ortools/graph/BUILD b/ortools/graph/BUILD
index e90eca078e..e9b6d07123 100644
--- a/ortools/graph/BUILD
+++ b/ortools/graph/BUILD
@@ -81,7 +81,6 @@ cc_library(
         #        "//ortools/base:int_type_indexed_bitmap",
         "//ortools/base:int_type_indexed_vector",
         "//ortools/base:recordio",
-        "//ortools/base:sparsetable",
         "//ortools/base:strings",
         #        "//ortools/thread",
         #        "//ortools/util/coding:prefixvarint",