diff --git a/R/label-number.R b/R/label-number.R
index 5ae60123..dadba4c7 100644
--- a/R/label-number.R
+++ b/R/label-number.R
@@ -34,6 +34,10 @@
 #'
 #'   * `"none"` (the default): no change, e.g. `1`.
 #'   * `"plus"`: preceded by `+`, e.g. `+1`.
+#'   * `"space"`: preceded by a Unicode "figure space", i.e., a space equally
+#'     as wide as a number or `+`. Compared to `"none"`, adding a figure space
+#'     can ensure numbers remain properly aligned when they are left- or
+#'     right-justified.
 #' @param style_negative A string that determines the style of negative numbers:
 #'
 #'   * `"hyphen"` (the default): preceded by a standard hypen `-`, e.g. `-1`.
@@ -103,7 +107,7 @@
 #' demo_continuous(c(0, 100), labels = label_number(suffix = "\u00b0C"))
 label_number <- function(accuracy = NULL, scale = 1, prefix = "",
                          suffix = "", big.mark = " ", decimal.mark = ".",
-                         style_positive = c("none", "plus"),
+                         style_positive = c("none", "plus", "space"),
                          style_negative = c("hyphen", "minus", "parens"),
                          scale_cut = NULL,
                          trim = TRUE, ...) {
@@ -219,7 +223,7 @@ comma_format <- label_comma
 #' @return A character vector of `length(x)`.
 number <- function(x, accuracy = NULL, scale = 1, prefix = "",
                    suffix = "", big.mark = " ", decimal.mark = ".",
-                   style_positive = c("none", "plus"),
+                   style_positive = c("none", "plus", "space"),
                    style_negative = c("hyphen", "minus", "parens"),
                    scale_cut = NULL,
                    trim = TRUE, ...) {
@@ -280,6 +284,8 @@ number <- function(x, accuracy = NULL, scale = 1, prefix = "",
   }
   if (style_positive == "plus") {
     ret[sign > 0] <- paste0("+", ret[sign > 0])
+  } else if (style_positive == "space") {
+    ret[sign > 0] <- paste0("\u2007", ret[sign > 0])
   }
 
   # restore NAs from input vector
diff --git a/man/comma.Rd b/man/comma.Rd
index 91b5f915..45894091 100644
--- a/man/comma.Rd
+++ b/man/comma.Rd
@@ -26,7 +26,7 @@ number_format(
   suffix = "",
   big.mark = " ",
   decimal.mark = ".",
-  style_positive = c("none", "plus"),
+  style_positive = c("none", "plus", "space"),
   style_negative = c("hyphen", "minus", "parens"),
   scale_cut = NULL,
   trim = TRUE,
@@ -81,6 +81,10 @@ width (see \code{\link[base:format]{base::format()}}).}
 \itemize{
 \item \code{"none"} (the default): no change, e.g. \code{1}.
 \item \code{"plus"}: preceded by \code{+}, e.g. \code{+1}.
+\item \code{"space"}: preceded by a Unicode "figure space", i.e., a space equally
+as wide as a number or \code{+}. Compared to \code{"none"}, adding a figure space
+can ensure numbers remain properly aligned when they are left- or
+right-justified.
 }}
 
 \item{style_negative}{A string that determines the style of negative numbers:
diff --git a/man/label_number.Rd b/man/label_number.Rd
index 5cdd0b18..a4949625 100644
--- a/man/label_number.Rd
+++ b/man/label_number.Rd
@@ -12,7 +12,7 @@ label_number(
   suffix = "",
   big.mark = " ",
   decimal.mark = ".",
-  style_positive = c("none", "plus"),
+  style_positive = c("none", "plus", "space"),
   style_negative = c("hyphen", "minus", "parens"),
   scale_cut = NULL,
   trim = TRUE,
@@ -58,6 +58,10 @@ decimal point.}
 \itemize{
 \item \code{"none"} (the default): no change, e.g. \code{1}.
 \item \code{"plus"}: preceded by \code{+}, e.g. \code{+1}.
+\item \code{"space"}: preceded by a Unicode "figure space", i.e., a space equally
+as wide as a number or \code{+}. Compared to \code{"none"}, adding a figure space
+can ensure numbers remain properly aligned when they are left- or
+right-justified.
 }}
 
 \item{style_negative}{A string that determines the style of negative numbers:
diff --git a/man/number.Rd b/man/number.Rd
index e5f6554a..0ddba102 100644
--- a/man/number.Rd
+++ b/man/number.Rd
@@ -15,7 +15,7 @@ number(
   suffix = "",
   big.mark = " ",
   decimal.mark = ".",
-  style_positive = c("none", "plus"),
+  style_positive = c("none", "plus", "space"),
   style_negative = c("hyphen", "minus", "parens"),
   scale_cut = NULL,
   trim = TRUE,
@@ -55,6 +55,10 @@ decimal point.}
 \itemize{
 \item \code{"none"} (the default): no change, e.g. \code{1}.
 \item \code{"plus"}: preceded by \code{+}, e.g. \code{+1}.
+\item \code{"space"}: preceded by a Unicode "figure space", i.e., a space equally
+as wide as a number or \code{+}. Compared to \code{"none"}, adding a figure space
+can ensure numbers remain properly aligned when they are left- or
+right-justified.
 }}
 
 \item{style_negative}{A string that determines the style of negative numbers: