diff --git a/src/wuttafarm/db/alembic/versions/1f98d27cabeb_add_quantity_types.py b/src/wuttafarm/db/alembic/versions/1f98d27cabeb_add_quantity_types.py
new file mode 100644
index 0000000..816f05c
--- /dev/null
+++ b/src/wuttafarm/db/alembic/versions/1f98d27cabeb_add_quantity_types.py
@@ -0,0 +1,119 @@
+"""add Quantity Types
+
+Revision ID: 1f98d27cabeb
+Revises: ea88e72a5fa5
+Create Date: 2026-02-18 21:03:52.245619
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+import wuttjamaican.db.util
+
+
+# revision identifiers, used by Alembic.
+revision: str = "1f98d27cabeb"
+down_revision: Union[str, None] = "ea88e72a5fa5"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+
+    # quantity_type
+    op.create_table(
+        "quantity_type",
+        sa.Column("uuid", wuttjamaican.db.util.UUID(), nullable=False),
+        sa.Column("name", sa.String(length=100), nullable=False),
+        sa.Column("description", sa.String(length=255), nullable=True),
+        sa.Column("farmos_uuid", wuttjamaican.db.util.UUID(), nullable=True),
+        sa.Column("drupal_id", sa.String(length=50), nullable=True),
+        sa.PrimaryKeyConstraint("uuid", name=op.f("pk_quantity_type")),
+        sa.UniqueConstraint("drupal_id", name=op.f("uq_quantity_type_drupal_id")),
+        sa.UniqueConstraint("farmos_uuid", name=op.f("uq_quantity_type_farmos_uuid")),
+        sa.UniqueConstraint("name", name=op.f("uq_quantity_type_name")),
+    )
+    op.create_table(
+        "quantity_type_version",
+        sa.Column(
+            "uuid", wuttjamaican.db.util.UUID(), autoincrement=False, nullable=False
+        ),
+        sa.Column("name", sa.String(length=100), autoincrement=False, nullable=True),
+        sa.Column(
+            "description", sa.String(length=255), autoincrement=False, nullable=True
+        ),
+        sa.Column(
+            "farmos_uuid",
+            wuttjamaican.db.util.UUID(),
+            autoincrement=False,
+            nullable=True,
+        ),
+        sa.Column(
+            "drupal_id", sa.String(length=50), autoincrement=False, nullable=True
+        ),
+        sa.Column(
+            "transaction_id", sa.BigInteger(), autoincrement=False, nullable=False
+        ),
+        sa.Column("end_transaction_id", sa.BigInteger(), nullable=True),
+        sa.Column("operation_type", sa.SmallInteger(), nullable=False),
+        sa.PrimaryKeyConstraint(
+            "uuid", "transaction_id", name=op.f("pk_quantity_type_version")
+        ),
+    )
+    op.create_index(
+        op.f("ix_quantity_type_version_end_transaction_id"),
+        "quantity_type_version",
+        ["end_transaction_id"],
+        unique=False,
+    )
+    op.create_index(
+        op.f("ix_quantity_type_version_operation_type"),
+        "quantity_type_version",
+        ["operation_type"],
+        unique=False,
+    )
+    op.create_index(
+        "ix_quantity_type_version_pk_transaction_id",
+        "quantity_type_version",
+        ["uuid", sa.literal_column("transaction_id DESC")],
+        unique=False,
+    )
+    op.create_index(
+        "ix_quantity_type_version_pk_validity",
+        "quantity_type_version",
+        ["uuid", "transaction_id", "end_transaction_id"],
+        unique=False,
+    )
+    op.create_index(
+        op.f("ix_quantity_type_version_transaction_id"),
+        "quantity_type_version",
+        ["transaction_id"],
+        unique=False,
+    )
+
+
+def downgrade() -> None:
+
+    # quantity_type
+    op.drop_index(
+        op.f("ix_quantity_type_version_transaction_id"),
+        table_name="quantity_type_version",
+    )
+    op.drop_index(
+        "ix_quantity_type_version_pk_validity", table_name="quantity_type_version"
+    )
+    op.drop_index(
+        "ix_quantity_type_version_pk_transaction_id", table_name="quantity_type_version"
+    )
+    op.drop_index(
+        op.f("ix_quantity_type_version_operation_type"),
+        table_name="quantity_type_version",
+    )
+    op.drop_index(
+        op.f("ix_quantity_type_version_end_transaction_id"),
+        table_name="quantity_type_version",
+    )
+    op.drop_table("quantity_type_version")
+    op.drop_table("quantity_type")
diff --git a/src/wuttafarm/db/model/__init__.py b/src/wuttafarm/db/model/__init__.py
index a0b856d..827fc70 100644
--- a/src/wuttafarm/db/model/__init__.py
+++ b/src/wuttafarm/db/model/__init__.py
@@ -31,6 +31,7 @@ from .users import WuttaFarmUser
 
 # wuttafarm proper models
 from .unit import Unit
+from .quantities import QuantityType
 from .asset import AssetType, Asset, AssetParent
 from .asset_land import LandType, LandAsset
 from .asset_structure import StructureType, StructureAsset
diff --git a/src/wuttafarm/db/model/quantities.py b/src/wuttafarm/db/model/quantities.py
new file mode 100644
index 0000000..b66f9bb
--- /dev/null
+++ b/src/wuttafarm/db/model/quantities.py
@@ -0,0 +1,81 @@
+# -*- coding: utf-8; -*-
+################################################################################
+#
+#  WuttaFarm --Web app to integrate with and extend farmOS
+#  Copyright © 2026 Lance Edgar
+#
+#  This file is part of WuttaFarm.
+#
+#  WuttaFarm is free software: you can redistribute it and/or modify it under
+#  the terms of the GNU General Public License as published by the Free Software
+#  Foundation, either version 3 of the License, or (at your option) any later
+#  version.
+#
+#  WuttaFarm is distributed in the hope that it will be useful, but WITHOUT ANY
+#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+#  A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License along with
+#  WuttaFarm.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+"""
+Model definition for Quantities
+"""
+
+import sqlalchemy as sa
+
+from wuttjamaican.db import model
+
+
+class QuantityType(model.Base):
+    """
+    Represents an "quantity type" from farmOS
+    """
+
+    __tablename__ = "quantity_type"
+    __versioned__ = {}
+    __wutta_hint__ = {
+        "model_title": "Quantity Type",
+        "model_title_plural": "Quantity Types",
+    }
+
+    uuid = model.uuid_column()
+
+    name = sa.Column(
+        sa.String(length=100),
+        nullable=False,
+        unique=True,
+        doc="""
+        Name of the quantity type.
+        """,
+    )
+
+    description = sa.Column(
+        sa.String(length=255),
+        nullable=True,
+        doc="""
+        Description for the quantity type.
+        """,
+    )
+
+    farmos_uuid = sa.Column(
+        model.UUID(),
+        nullable=True,
+        unique=True,
+        doc="""
+        UUID for the quantity type within farmOS.
+        """,
+    )
+
+    drupal_id = sa.Column(
+        sa.String(length=50),
+        nullable=True,
+        unique=True,
+        doc="""
+        Drupal internal ID for the quantity type.
+        """,
+    )
+
+    def __str__(self):
+        return self.name or ""
diff --git a/src/wuttafarm/importing/farmos.py b/src/wuttafarm/importing/farmos.py
index fc759f5..90a4a7c 100644
--- a/src/wuttafarm/importing/farmos.py
+++ b/src/wuttafarm/importing/farmos.py
@@ -107,6 +107,7 @@ class FromFarmOSToWuttaFarm(FromFarmOSHandler, ToWuttaFarmHandler):
         importers["PlantType"] = PlantTypeImporter
         importers["PlantAsset"] = PlantAssetImporter
         importers["Unit"] = UnitImporter
+        importers["QuantityType"] = QuantityTypeImporter
         importers["LogType"] = LogTypeImporter
         importers["ActivityLog"] = ActivityLogImporter
         importers["HarvestLog"] = HarvestLogImporter
@@ -851,6 +852,35 @@ class UnitImporter(FromFarmOS, ToWutta):
         }
 
 
+class QuantityTypeImporter(FromFarmOS, ToWutta):
+    """
+    farmOS API → WuttaFarm importer for Quantity Types
+    """
+
+    model_class = model.QuantityType
+
+    supported_fields = [
+        "farmos_uuid",
+        "drupal_id",
+        "name",
+        "description",
+    ]
+
+    def get_source_objects(self):
+        """ """
+        result = self.farmos_client.resource.get("quantity_type")
+        return result["data"]
+
+    def normalize_source_object(self, quantity_type):
+        """ """
+        return {
+            "farmos_uuid": UUID(quantity_type["id"]),
+            "drupal_id": quantity_type["attributes"]["drupal_internal__id"],
+            "name": quantity_type["attributes"]["label"],
+            "description": quantity_type["attributes"]["description"],
+        }
+
+
 class LogTypeImporter(FromFarmOS, ToWutta):
     """
     farmOS API → WuttaFarm importer for Log Types
diff --git a/src/wuttafarm/web/menus.py b/src/wuttafarm/web/menus.py
index 1e62d09..01e0f07 100644
--- a/src/wuttafarm/web/menus.py
+++ b/src/wuttafarm/web/menus.py
@@ -139,6 +139,11 @@ class WuttaFarmMenuHandler(base.MenuHandler):
                     "route": "log_types",
                     "perm": "log_types.list",
                 },
+                {
+                    "title": "Quantity Types",
+                    "route": "quantity_types",
+                    "perm": "quantity_types.list",
+                },
                 {
                     "title": "Units",
                     "route": "units",
@@ -238,6 +243,11 @@ class WuttaFarmMenuHandler(base.MenuHandler):
                     "route": "farmos_log_types",
                     "perm": "farmos_log_types.list",
                 },
+                {
+                    "title": "Quantity Types",
+                    "route": "farmos_quantity_types",
+                    "perm": "farmos_quantity_types.list",
+                },
                 {
                     "title": "Units",
                     "route": "farmos_units",
diff --git a/src/wuttafarm/web/views/__init__.py b/src/wuttafarm/web/views/__init__.py
index fa335f5..21dcbad 100644
--- a/src/wuttafarm/web/views/__init__.py
+++ b/src/wuttafarm/web/views/__init__.py
@@ -42,6 +42,7 @@ def includeme(config):
 
     # native table views
     config.include("wuttafarm.web.views.units")
+    config.include("wuttafarm.web.views.quantities")
     config.include("wuttafarm.web.views.asset_types")
     config.include("wuttafarm.web.views.assets")
     config.include("wuttafarm.web.views.land")
diff --git a/src/wuttafarm/web/views/farmos/__init__.py b/src/wuttafarm/web/views/farmos/__init__.py
index c0f28a8..cfedfb1 100644
--- a/src/wuttafarm/web/views/farmos/__init__.py
+++ b/src/wuttafarm/web/views/farmos/__init__.py
@@ -28,6 +28,7 @@ from .master import FarmOSMasterView
 
 def includeme(config):
     config.include("wuttafarm.web.views.farmos.users")
+    config.include("wuttafarm.web.views.farmos.quantity_types")
     config.include("wuttafarm.web.views.farmos.asset_types")
     config.include("wuttafarm.web.views.farmos.units")
     config.include("wuttafarm.web.views.farmos.land_types")
diff --git a/src/wuttafarm/web/views/farmos/quantity_types.py b/src/wuttafarm/web/views/farmos/quantity_types.py
new file mode 100644
index 0000000..2b10a0a
--- /dev/null
+++ b/src/wuttafarm/web/views/farmos/quantity_types.py
@@ -0,0 +1,125 @@
+# -*- coding: utf-8; -*-
+################################################################################
+#
+#  WuttaFarm --Web app to integrate with and extend farmOS
+#  Copyright © 2026 Lance Edgar
+#
+#  This file is part of WuttaFarm.
+#
+#  WuttaFarm is free software: you can redistribute it and/or modify it under
+#  the terms of the GNU General Public License as published by the Free Software
+#  Foundation, either version 3 of the License, or (at your option) any later
+#  version.
+#
+#  WuttaFarm is distributed in the hope that it will be useful, but WITHOUT ANY
+#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+#  A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License along with
+#  WuttaFarm.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+"""
+View for farmOS Quantity Types
+"""
+
+from wuttafarm.web.views.farmos import FarmOSMasterView
+
+
+class QuantityTypeView(FarmOSMasterView):
+    """
+    View for farmOS Quantity Types
+    """
+
+    model_name = "farmos_quantity_type"
+    model_title = "farmOS Quantity Type"
+    model_title_plural = "farmOS Quantity Types"
+
+    route_prefix = "farmos_quantity_types"
+    url_prefix = "/farmOS/quantity-types"
+
+    grid_columns = [
+        "label",
+        "description",
+    ]
+
+    sort_defaults = "label"
+
+    form_fields = [
+        "label",
+        "description",
+    ]
+
+    def get_grid_data(self, columns=None, session=None):
+        result = self.farmos_client.resource.get("quantity_type")
+        return [self.normalize_quantity_type(t) for t in result["data"]]
+
+    def configure_grid(self, grid):
+        g = grid
+        super().configure_grid(g)
+
+        # label
+        g.set_link("label")
+        g.set_searchable("label")
+
+        # description
+        g.set_searchable("description")
+
+    def get_instance(self):
+        result = self.farmos_client.resource.get_id(
+            "quantity_type", "quantity_type", self.request.matchdict["uuid"]
+        )
+        self.raw_json = result
+        return self.normalize_quantity_type(result["data"])
+
+    def get_instance_title(self, quantity_type):
+        return quantity_type["label"]
+
+    def normalize_quantity_type(self, quantity_type):
+        return {
+            "uuid": quantity_type["id"],
+            "drupal_id": quantity_type["attributes"]["drupal_internal__id"],
+            "label": quantity_type["attributes"]["label"],
+            "description": quantity_type["attributes"]["description"],
+        }
+
+    def configure_form(self, form):
+        f = form
+        super().configure_form(f)
+
+        # description
+        f.set_widget("description", "notes")
+
+    def get_xref_buttons(self, quantity_type):
+        model = self.app.model
+        session = self.Session()
+        buttons = []
+
+        if wf_quantity_type := (
+            session.query(model.QuantityType)
+            .filter(model.QuantityType.farmos_uuid == quantity_type["uuid"])
+            .first()
+        ):
+            buttons.append(
+                self.make_button(
+                    f"View {self.app.get_title()} record",
+                    primary=True,
+                    url=self.request.route_url(
+                        "quantity_types.view", uuid=wf_quantity_type.uuid
+                    ),
+                    icon_left="eye",
+                )
+            )
+
+        return buttons
+
+
+def defaults(config, **kwargs):
+    base = globals()
+
+    QuantityTypeView = kwargs.get("QuantityTypeView", base["QuantityTypeView"])
+    QuantityTypeView.defaults(config)
+
+
+def includeme(config):
+    defaults(config)
diff --git a/src/wuttafarm/web/views/quantities.py b/src/wuttafarm/web/views/quantities.py
new file mode 100644
index 0000000..1291791
--- /dev/null
+++ b/src/wuttafarm/web/views/quantities.py
@@ -0,0 +1,90 @@
+# -*- coding: utf-8; -*-
+################################################################################
+#
+#  WuttaFarm --Web app to integrate with and extend farmOS
+#  Copyright © 2026 Lance Edgar
+#
+#  This file is part of WuttaFarm.
+#
+#  WuttaFarm is free software: you can redistribute it and/or modify it under
+#  the terms of the GNU General Public License as published by the Free Software
+#  Foundation, either version 3 of the License, or (at your option) any later
+#  version.
+#
+#  WuttaFarm is distributed in the hope that it will be useful, but WITHOUT ANY
+#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+#  A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License along with
+#  WuttaFarm.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+"""
+Master view for Quantities
+"""
+
+from wuttafarm.web.views import WuttaFarmMasterView
+from wuttafarm.db.model import QuantityType
+
+
+class QuantityTypeView(WuttaFarmMasterView):
+    """
+    Master view for Quantity Types
+    """
+
+    model_class = QuantityType
+    route_prefix = "quantity_types"
+    url_prefix = "/quantity-types"
+
+    grid_columns = [
+        "name",
+        "description",
+    ]
+
+    sort_defaults = "name"
+
+    filter_defaults = {
+        "name": {"active": True, "verb": "contains"},
+    }
+
+    form_fields = [
+        "name",
+        "description",
+        "farmos_uuid",
+        "drupal_id",
+    ]
+
+    def configure_grid(self, grid):
+        g = grid
+        super().configure_grid(g)
+
+        # name
+        g.set_link("name")
+
+    def get_xref_buttons(self, quantity_type):
+        buttons = super().get_xref_buttons(quantity_type)
+
+        if quantity_type.farmos_uuid:
+            buttons.append(
+                self.make_button(
+                    "View farmOS record",
+                    primary=True,
+                    url=self.request.route_url(
+                        "farmos_quantity_types.view", uuid=quantity_type.farmos_uuid
+                    ),
+                    icon_left="eye",
+                )
+            )
+
+        return buttons
+
+
+def defaults(config, **kwargs):
+    base = globals()
+
+    QuantityTypeView = kwargs.get("QuantityTypeView", base["QuantityTypeView"])
+    QuantityTypeView.defaults(config)
+
+
+def includeme(config):
+    defaults(config)