diff --git a/pgtype/numeric_array.go b/pgtype/numeric_array.go
new file mode 100644
index 00000000..b147e6a2
--- /dev/null
+++ b/pgtype/numeric_array.go
@@ -0,0 +1,357 @@
+package pgtype
+
+import (
+	"bytes"
+	"database/sql/driver"
+	"encoding/binary"
+	"fmt"
+	"io"
+
+	"github.com/jackc/pgx/pgio"
+)
+
+type NumericArray struct {
+	Elements   []Numeric
+	Dimensions []ArrayDimension
+	Status     Status
+}
+
+func (dst *NumericArray) Set(src interface{}) error {
+	switch value := src.(type) {
+
+	case []float32:
+		if value == nil {
+			*dst = NumericArray{Status: Null}
+		} else if len(value) == 0 {
+			*dst = NumericArray{Status: Present}
+		} else {
+			elements := make([]Numeric, len(value))
+			for i := range value {
+				if err := elements[i].Set(value[i]); err != nil {
+					return err
+				}
+			}
+			*dst = NumericArray{
+				Elements:   elements,
+				Dimensions: []ArrayDimension{{Length: int32(len(elements)), LowerBound: 1}},
+				Status:     Present,
+			}
+		}
+
+	case []float64:
+		if value == nil {
+			*dst = NumericArray{Status: Null}
+		} else if len(value) == 0 {
+			*dst = NumericArray{Status: Present}
+		} else {
+			elements := make([]Numeric, len(value))
+			for i := range value {
+				if err := elements[i].Set(value[i]); err != nil {
+					return err
+				}
+			}
+			*dst = NumericArray{
+				Elements:   elements,
+				Dimensions: []ArrayDimension{{Length: int32(len(elements)), LowerBound: 1}},
+				Status:     Present,
+			}
+		}
+
+	default:
+		if originalSrc, ok := underlyingSliceType(src); ok {
+			return dst.Set(originalSrc)
+		}
+		return fmt.Errorf("cannot convert %v to Numeric", value)
+	}
+
+	return nil
+}
+
+func (dst *NumericArray) Get() interface{} {
+	switch dst.Status {
+	case Present:
+		return dst
+	case Null:
+		return nil
+	default:
+		return dst.Status
+	}
+}
+
+func (src *NumericArray) AssignTo(dst interface{}) error {
+	switch src.Status {
+	case Present:
+		switch v := dst.(type) {
+
+		case *[]float32:
+			*v = make([]float32, len(src.Elements))
+			for i := range src.Elements {
+				if err := src.Elements[i].AssignTo(&((*v)[i])); err != nil {
+					return err
+				}
+			}
+			return nil
+
+		case *[]float64:
+			*v = make([]float64, len(src.Elements))
+			for i := range src.Elements {
+				if err := src.Elements[i].AssignTo(&((*v)[i])); err != nil {
+					return err
+				}
+			}
+			return nil
+
+		default:
+			if nextDst, retry := GetAssignToDstType(dst); retry {
+				return src.AssignTo(nextDst)
+			}
+		}
+	case Null:
+		return nullAssignTo(dst)
+	}
+
+	return fmt.Errorf("cannot decode %v into %T", src, dst)
+}
+
+func (dst *NumericArray) DecodeText(ci *ConnInfo, src []byte) error {
+	if src == nil {
+		*dst = NumericArray{Status: Null}
+		return nil
+	}
+
+	uta, err := ParseUntypedTextArray(string(src))
+	if err != nil {
+		return err
+	}
+
+	var elements []Numeric
+
+	if len(uta.Elements) > 0 {
+		elements = make([]Numeric, len(uta.Elements))
+
+		for i, s := range uta.Elements {
+			var elem Numeric
+			var elemSrc []byte
+			if s != "NULL" {
+				elemSrc = []byte(s)
+			}
+			err = elem.DecodeText(ci, elemSrc)
+			if err != nil {
+				return err
+			}
+
+			elements[i] = elem
+		}
+	}
+
+	*dst = NumericArray{Elements: elements, Dimensions: uta.Dimensions, Status: Present}
+
+	return nil
+}
+
+func (dst *NumericArray) DecodeBinary(ci *ConnInfo, src []byte) error {
+	if src == nil {
+		*dst = NumericArray{Status: Null}
+		return nil
+	}
+
+	var arrayHeader ArrayHeader
+	rp, err := arrayHeader.DecodeBinary(ci, src)
+	if err != nil {
+		return err
+	}
+
+	if len(arrayHeader.Dimensions) == 0 {
+		*dst = NumericArray{Dimensions: arrayHeader.Dimensions, Status: Present}
+		return nil
+	}
+
+	elementCount := arrayHeader.Dimensions[0].Length
+	for _, d := range arrayHeader.Dimensions[1:] {
+		elementCount *= d.Length
+	}
+
+	elements := make([]Numeric, elementCount)
+
+	for i := range elements {
+		elemLen := int(int32(binary.BigEndian.Uint32(src[rp:])))
+		rp += 4
+		var elemSrc []byte
+		if elemLen >= 0 {
+			elemSrc = src[rp : rp+elemLen]
+			rp += elemLen
+		}
+		err = elements[i].DecodeBinary(ci, elemSrc)
+		if err != nil {
+			return err
+		}
+	}
+
+	*dst = NumericArray{Elements: elements, Dimensions: arrayHeader.Dimensions, Status: Present}
+	return nil
+}
+
+func (src *NumericArray) EncodeText(ci *ConnInfo, w io.Writer) (bool, error) {
+	switch src.Status {
+	case Null:
+		return true, nil
+	case Undefined:
+		return false, errUndefined
+	}
+
+	if len(src.Dimensions) == 0 {
+		_, err := io.WriteString(w, "{}")
+		return false, err
+	}
+
+	err := EncodeTextArrayDimensions(w, src.Dimensions)
+	if err != nil {
+		return false, err
+	}
+
+	// dimElemCounts is the multiples of elements that each array lies on. For
+	// example, a single dimension array of length 4 would have a dimElemCounts of
+	// [4]. A multi-dimensional array of lengths [3,5,2] would have a
+	// dimElemCounts of [30,10,2]. This is used to simplify when to render a '{'
+	// or '}'.
+	dimElemCounts := make([]int, len(src.Dimensions))
+	dimElemCounts[len(src.Dimensions)-1] = int(src.Dimensions[len(src.Dimensions)-1].Length)
+	for i := len(src.Dimensions) - 2; i > -1; i-- {
+		dimElemCounts[i] = int(src.Dimensions[i].Length) * dimElemCounts[i+1]
+	}
+
+	for i, elem := range src.Elements {
+		if i > 0 {
+			err = pgio.WriteByte(w, ',')
+			if err != nil {
+				return false, err
+			}
+		}
+
+		for _, dec := range dimElemCounts {
+			if i%dec == 0 {
+				err = pgio.WriteByte(w, '{')
+				if err != nil {
+					return false, err
+				}
+			}
+		}
+
+		elemBuf := &bytes.Buffer{}
+		null, err := elem.EncodeText(ci, elemBuf)
+		if err != nil {
+			return false, err
+		}
+		if null {
+			_, err = io.WriteString(w, `NULL`)
+			if err != nil {
+				return false, err
+			}
+		} else {
+			_, err = io.WriteString(w, QuoteArrayElementIfNeeded(elemBuf.String()))
+			if err != nil {
+				return false, err
+			}
+		}
+
+		for _, dec := range dimElemCounts {
+			if (i+1)%dec == 0 {
+				err = pgio.WriteByte(w, '}')
+				if err != nil {
+					return false, err
+				}
+			}
+		}
+	}
+
+	return false, nil
+}
+
+func (src *NumericArray) EncodeBinary(ci *ConnInfo, w io.Writer) (bool, error) {
+	switch src.Status {
+	case Null:
+		return true, nil
+	case Undefined:
+		return false, errUndefined
+	}
+
+	arrayHeader := ArrayHeader{
+		Dimensions: src.Dimensions,
+	}
+
+	if dt, ok := ci.DataTypeForName("numeric"); ok {
+		arrayHeader.ElementOid = int32(dt.Oid)
+	} else {
+		return false, fmt.Errorf("unable to find oid for type name %v", "numeric")
+	}
+
+	for i := range src.Elements {
+		if src.Elements[i].Status == Null {
+			arrayHeader.ContainsNull = true
+			break
+		}
+	}
+
+	err := arrayHeader.EncodeBinary(ci, w)
+	if err != nil {
+		return false, err
+	}
+
+	elemBuf := &bytes.Buffer{}
+
+	for i := range src.Elements {
+		elemBuf.Reset()
+
+		null, err := src.Elements[i].EncodeBinary(ci, elemBuf)
+		if err != nil {
+			return false, err
+		}
+		if null {
+			_, err = pgio.WriteInt32(w, -1)
+			if err != nil {
+				return false, err
+			}
+		} else {
+			_, err = pgio.WriteInt32(w, int32(elemBuf.Len()))
+			if err != nil {
+				return false, err
+			}
+			_, err = elemBuf.WriteTo(w)
+			if err != nil {
+				return false, err
+			}
+		}
+	}
+
+	return false, err
+}
+
+// Scan implements the database/sql Scanner interface.
+func (dst *NumericArray) Scan(src interface{}) error {
+	if src == nil {
+		return dst.DecodeText(nil, nil)
+	}
+
+	switch src := src.(type) {
+	case string:
+		return dst.DecodeText(nil, []byte(src))
+	case []byte:
+		return dst.DecodeText(nil, src)
+	}
+
+	return fmt.Errorf("cannot scan %T", src)
+}
+
+// Value implements the database/sql/driver Valuer interface.
+func (src *NumericArray) Value() (driver.Value, error) {
+	buf := &bytes.Buffer{}
+	null, err := src.EncodeText(nil, buf)
+	if err != nil {
+		return nil, err
+	}
+	if null {
+		return nil, nil
+	}
+
+	return buf.String(), nil
+}
diff --git a/pgtype/numeric_array_test.go b/pgtype/numeric_array_test.go
new file mode 100644
index 00000000..af2e8e51
--- /dev/null
+++ b/pgtype/numeric_array_test.go
@@ -0,0 +1,159 @@
+package pgtype_test
+
+import (
+	"math/big"
+	"reflect"
+	"testing"
+
+	"github.com/jackc/pgx/pgtype"
+)
+
+func TestNumericArrayTranscode(t *testing.T) {
+	testSuccessfulTranscode(t, "numeric[]", []interface{}{
+		&pgtype.NumericArray{
+			Elements:   nil,
+			Dimensions: nil,
+			Status:     pgtype.Present,
+		},
+		&pgtype.NumericArray{
+			Elements: []pgtype.Numeric{
+				pgtype.Numeric{Int: big.NewInt(1), Status: pgtype.Present},
+				pgtype.Numeric{Status: pgtype.Null},
+			},
+			Dimensions: []pgtype.ArrayDimension{{Length: 2, LowerBound: 1}},
+			Status:     pgtype.Present,
+		},
+		&pgtype.NumericArray{Status: pgtype.Null},
+		&pgtype.NumericArray{
+			Elements: []pgtype.Numeric{
+				pgtype.Numeric{Int: big.NewInt(1), Status: pgtype.Present},
+				pgtype.Numeric{Int: big.NewInt(2), Status: pgtype.Present},
+				pgtype.Numeric{Int: big.NewInt(3), Status: pgtype.Present},
+				pgtype.Numeric{Int: big.NewInt(4), Status: pgtype.Present},
+				pgtype.Numeric{Status: pgtype.Null},
+				pgtype.Numeric{Int: big.NewInt(6), Status: pgtype.Present},
+			},
+			Dimensions: []pgtype.ArrayDimension{{Length: 3, LowerBound: 1}, {Length: 2, LowerBound: 1}},
+			Status:     pgtype.Present,
+		},
+		&pgtype.NumericArray{
+			Elements: []pgtype.Numeric{
+				pgtype.Numeric{Int: big.NewInt(1), Status: pgtype.Present},
+				pgtype.Numeric{Int: big.NewInt(2), Status: pgtype.Present},
+				pgtype.Numeric{Int: big.NewInt(3), Status: pgtype.Present},
+				pgtype.Numeric{Int: big.NewInt(4), Status: pgtype.Present},
+			},
+			Dimensions: []pgtype.ArrayDimension{
+				{Length: 2, LowerBound: 4},
+				{Length: 2, LowerBound: 2},
+			},
+			Status: pgtype.Present,
+		},
+	})
+}
+
+func TestNumericArraySet(t *testing.T) {
+	successfulTests := []struct {
+		source interface{}
+		result pgtype.NumericArray
+	}{
+		{
+			source: []float32{1},
+			result: pgtype.NumericArray{
+				Elements:   []pgtype.Numeric{{Int: big.NewInt(1), Status: pgtype.Present}},
+				Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
+				Status:     pgtype.Present},
+		},
+		{
+			source: []float64{1},
+			result: pgtype.NumericArray{
+				Elements:   []pgtype.Numeric{{Int: big.NewInt(1), Status: pgtype.Present}},
+				Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
+				Status:     pgtype.Present},
+		},
+		{
+			source: (([]float32)(nil)),
+			result: pgtype.NumericArray{Status: pgtype.Null},
+		},
+	}
+
+	for i, tt := range successfulTests {
+		var r pgtype.NumericArray
+		err := r.Set(tt.source)
+		if err != nil {
+			t.Errorf("%d: %v", i, err)
+		}
+
+		if !reflect.DeepEqual(r, tt.result) {
+			t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, r)
+		}
+	}
+}
+
+func TestNumericArrayAssignTo(t *testing.T) {
+	var float32Slice []float32
+	var float64Slice []float64
+
+	simpleTests := []struct {
+		src      pgtype.NumericArray
+		dst      interface{}
+		expected interface{}
+	}{
+		{
+			src: pgtype.NumericArray{
+				Elements:   []pgtype.Numeric{{Int: big.NewInt(1), Status: pgtype.Present}},
+				Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
+				Status:     pgtype.Present,
+			},
+			dst:      &float32Slice,
+			expected: []float32{1},
+		},
+		{
+			src: pgtype.NumericArray{
+				Elements:   []pgtype.Numeric{{Int: big.NewInt(1), Status: pgtype.Present}},
+				Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
+				Status:     pgtype.Present,
+			},
+			dst:      &float64Slice,
+			expected: []float64{1},
+		},
+		{
+			src:      pgtype.NumericArray{Status: pgtype.Null},
+			dst:      &float32Slice,
+			expected: (([]float32)(nil)),
+		},
+	}
+
+	for i, tt := range simpleTests {
+		err := tt.src.AssignTo(tt.dst)
+		if err != nil {
+			t.Errorf("%d: %v", i, err)
+		}
+
+		if dst := reflect.ValueOf(tt.dst).Elem().Interface(); !reflect.DeepEqual(dst, tt.expected) {
+			t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
+		}
+	}
+
+	errorTests := []struct {
+		src pgtype.NumericArray
+		dst interface{}
+	}{
+		{
+			src: pgtype.NumericArray{
+				Elements:   []pgtype.Numeric{{Status: pgtype.Null}},
+				Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
+				Status:     pgtype.Present,
+			},
+			dst: &float32Slice,
+		},
+	}
+
+	for i, tt := range errorTests {
+		err := tt.src.AssignTo(tt.dst)
+		if err == nil {
+			t.Errorf("%d: expected error but none was returned (%v -> %v)", i, tt.src, tt.dst)
+		}
+	}
+
+}
diff --git a/pgtype/pgtype.go b/pgtype/pgtype.go
index d7e28641..208b1f00 100644
--- a/pgtype/pgtype.go
+++ b/pgtype/pgtype.go
@@ -216,6 +216,7 @@ func init() {
 		"_int2":        &Int2Array{},
 		"_int4":        &Int4Array{},
 		"_int8":        &Int8Array{},
+		"_numeric":     &NumericArray{},
 		"_text":        &TextArray{},
 		"_timestamp":   &TimestampArray{},
 		"_timestamptz": &TimestamptzArray{},
diff --git a/pgtype/typed_array_gen.sh b/pgtype/typed_array_gen.sh
index 52612466..2e36b8b3 100644
--- a/pgtype/typed_array_gen.sh
+++ b/pgtype/typed_array_gen.sh
@@ -14,4 +14,5 @@ erb pgtype_array_type=VarcharArray pgtype_element_type=Varchar go_array_types=[]
 erb pgtype_array_type=ByteaArray pgtype_element_type=Bytea go_array_types=[][]byte element_type_name=bytea text_null=NULL binary_format=true typed_array.go.erb > bytea_array.go
 erb pgtype_array_type=AclitemArray pgtype_element_type=Aclitem go_array_types=[]string element_type_name=aclitem text_null=NULL binary_format=false typed_array.go.erb > aclitem_array.go
 erb pgtype_array_type=HstoreArray pgtype_element_type=Hstore go_array_types=[]map[string]string element_type_name=hstore text_null=NULL binary_format=true typed_array.go.erb > hstore_array.go
+erb pgtype_array_type=NumericArray pgtype_element_type=Numeric go_array_types=[]float32,[]float64 element_type_name=numeric text_null=NULL binary_format=true typed_array.go.erb > numeric_array.go
 goimports -w *_array.go
diff --git a/v3.md b/v3.md
index b79ce9cd..f1ec1990 100644
--- a/v3.md
+++ b/v3.md
@@ -68,7 +68,6 @@ something like:
 select array[1,2,3], array[4,5,6,7]
 
 pgtype TODO:
-numeric[]
 point
 line
 lseg